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Parameter

Values (Range)

Unit

Step

Default

Description

Event backoff

1...500

1

200

Defines how many events have to be read

after event buffer overflow to allow new

events to be buffered. Applicable in "Keep

oldest" mode only.

ControlStructPWd 1

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 2

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 3

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 4

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 5

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 6

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 7

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

ControlStructPWd 8

****

Password for control operations using

Control Struct mechanism, which is

available on 4x memory area.

1) Dependent on the COM card selection

Table 22:

COM1 serial communication settings

Parameter

Values (Range)

Unit

Step

Default

Description

Fiber mode

0=No fiber

2=Fiber optic

0=No fiber

Fiber mode

Serial mode

1=RS485 2Wire

2=RS485 4Wire

3=RS232 no

handshake

4=RS232 with

handshake

1=RS485 2Wire

Serial mode

CTS delay

0...60000

ms

1

0

CTS delay

RTS delay

0...60000

ms

1

0

RTS delay

Baudrate

1=300

2=600

3=1200

4=2400

5=4800

6=9600

7=19200

8=38400

9=57600

10=115200

6=9600

Baudrate

Section 3

1MRS757454 D

Basic functions

44

611 series

Technical Manual

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Summary of Contents for Relion 611 Series

Page 1: ... RELION PROTECTION AND CONTROL 611 series Technical Manual ...

Page 2: ......

Page 3: ...Document ID 1MRS757454 Issued 2019 04 10 Revision D Product version 2 0 Copyright 2019 ABB All rights reserved ...

Page 4: ...ibed in this document is furnished under a license and may be used copied or disclosed only in accordance with the terms of such license Trademarks ABB and Relion are registered trademarks of the ABB Group All other brand or product names mentioned in this document may be trademarks or registered trademarks of their respective holders Warranty Please inquire about the terms of warranty from your n...

Page 5: ...cted and communicate data and information via a network interface which should be connected to a secure network It is the sole responsibility of the person or entity responsible for network administration to ensure a secure connection to the network and to take the necessary measures such as but not limited to installation of firewalls application of authentication measures encryption of data inst...

Page 6: ...d concerning electrical equipment for use within specified voltage limits Low voltage directive 2014 35 EU This conformity is the result of tests conducted by ABB in accordance with the product standard EN 60255 26 for the EMC directive and with the product standards EN 60255 1 and EN 60255 27 for the low voltage directive The product is designed in accordance with the international standards of t...

Page 7: ...ries version history 26 PCM600 and relay connectivity package version 26 Local HMI 27 Display 27 LEDs 28 Keypad 28 Web HMI 29 Command buttons 30 Authorization 31 Audit trail 32 Communication 34 Self healing Ethernet ring 35 Ethernet redundancy 36 Secure communication 38 Section 3 Basic functions 39 General parameters 39 Self supervision 45 Internal faults 45 Warnings 47 LED indication control 49 F...

Page 8: ...5 Nonvolatile memory 73 Binary input 73 Binary input filter time 73 Binary input inversion 74 Oscillation suppression 75 Binary outputs 75 Power output contacts 76 Dual single pole power outputs PO1 and PO2 76 Double pole power outputs PO3 and PO4 with trip circuit supervision 77 Signal output contacts 77 Internal fault signal output IRF 78 Signal outputs SO1 and SO2 in power supply module 78 Sign...

Page 9: ...86 Monitored data 86 Ethernet channel supervision SCHLCCH 87 Function block 87 Functionality 87 Signals 87 Settings 88 Monitored data 88 Section 4 Protection functions 89 Three phase current protection 89 Three phase non directional overcurrent protection PHxPTOC 89 Identification 89 Function block 89 Functionality 89 Operation principle 90 Measurement modes 92 Timer characteristics 93 Application...

Page 10: ...peration principle 131 Application 134 Signals 135 Settings 135 Monitored data 136 Technical data 137 Technical revision history 137 Motor load jam protection JAMPTOC 137 Identification 137 Function block 137 Functionality 137 Operation principle 138 Application 139 Signals 139 Settings 140 Monitored data 140 Technical data 140 Technical revision history 141 Loss of load supervision LOFLPTUC 141 I...

Page 11: ...ple 162 Measurement modes 163 Timer characteristics 164 Application 165 Signals 166 Settings 167 Monitored data 169 Technical data 170 Technical revision history 171 Directional earth fault protection DEFxPDEF 172 Identification 172 Function block 172 Functionality 172 Operation principle 173 Directional earth fault principles 178 Measurement modes 184 Timer characteristics 185 Directional earth f...

Page 12: ...gh impedance differential protection 221 Signals 224 Settings 225 Monitored data 226 Technical data 227 Technical revision history 227 Unbalance protection 228 Negative sequence overcurrent protection NSPTOC 228 Identification 228 Function block 228 Functionality 228 Operation principle 228 Application 230 Signals 231 Settings 232 Monitored data 233 Technical data 233 Technical revision history 23...

Page 13: ... Function block 242 Functionality 243 Operation principle 243 Timer characteristics 244 Application 249 Signals 249 Settings 250 Monitored data 251 Technical data 251 Technical revision history 251 Voltage protection 252 Three phase overvoltage protection PHPTOV 252 Identification 252 Function block 252 Functionality 252 Operation principle 252 Timer characteristics 256 Application 256 Signals 257...

Page 14: ...Technical data 271 Technical revision history 272 Negative sequence overvoltage protection NSPTOV 272 Identification 272 Function block 272 Functionality 272 Operation principle 273 Application 274 Signals 274 Settings 275 Monitored data 275 Technical data 276 Technical revision history 276 Positive sequence undervoltage protection PSPTUV 276 Identification 276 Function block 277 Functionality 277...

Page 15: ...299 Monitored data 300 Technical data 301 Technical revision history 301 Section 5 Protection related functions 303 Three phase inrush detector INRPHAR 303 Identification 303 Function block 303 Functionality 303 Operation principle 303 Application 305 Signals 306 Settings 306 Monitored data 306 Technical data 307 Technical revision history 307 Circuit breaker failure protection CCBRBRF 307 Identif...

Page 16: ...pplication 323 Signals 324 Settings 324 Monitored data 324 Technical data 325 Technical revision history 325 Switch onto fault CBPSOF 325 Identification 325 Function block 325 Functionality 325 Operation principle 326 Application 326 Signals 327 Settings 327 Monitored data 328 Technical data 328 Section 6 Supervision functions 329 Trip circuit supervision TCSSCBR 329 Identification 329 Function bl...

Page 17: ...n principle 347 Application 348 Signals 348 Settings 349 Monitored data 349 Technical data 349 Technical revision history 350 Section 7 Measurement functions 351 Basic measurements 351 Functions 351 Measurement functionality 352 Measurement function applications 359 Three phase current measurement CMMXU 359 Identification 359 Function block 360 Signals 360 Settings 360 Monitored data 361 Technical...

Page 18: ...1 Frequency measurement FMMXU 372 Identification 372 Function block 372 Functionality 372 Signals 372 Settings 372 Monitored data 373 Technical data 373 Technical revision history 373 Sequence current measurement CSMSQI 373 Identification 373 Function block 374 Signals 374 Settings 374 Monitored data 375 Technical data 376 Technical revision history 376 Sequence voltage measurement VSMSQI 376 Iden...

Page 19: ...igger data 387 Operation modes 388 Exclusion mode 388 Configuration 389 Application 390 Settings 390 Monitored data 393 Technical revision history 393 Section 8 Control functions 395 Circuit breaker control CBXCBR 395 Identification 395 Function block 395 Functionality 395 Operation principle 396 Application 400 Signals 401 Settings 402 Monitored data 403 Technical revision history 403 Autoreclosi...

Page 20: ...acteristics 439 Definite time operation 439 Current based inverse definite minimum time characteristics 442 IDMT curves for overcurrent protection 442 Standard inverse time characteristics 446 User programmable inverse time characteristics 461 RI and RD type inverse time characteristics 461 Reset in inverse time modes 465 Inverse timer freezing 474 Voltage based inverse definite minimum time chara...

Page 21: ...3 Current transformer requirements for differential protection 494 Section 11 Protection relay s physical connections 501 Module slot numbering 501 Protective earth connections 502 Binary and analog connections 502 Communication connections 502 Ethernet RJ 45 front connection 503 Ethernet rear connections 503 EIA 485 serial rear connection 504 Communication interfaces and protocols 504 Rear commun...

Page 22: ...16 ...

Page 23: ...ormal service 1 2 Intended audience This manual addresses system engineers and installation and commissioning personnel who use technical data during engineering installation and commissioning and in normal service The system engineer must have a thorough knowledge of protection systems protection equipment protection functions and the configured functional logic in the protection relays The insta...

Page 24: ...oyment guideline GUID 0777AFDA CADF 4AA9 946E F6A856BDF75E V1 EN Figure 1 The intended use of manuals in different lifecycles Product series and product specific manuals can be downloaded from the ABB Web site http www abb com relion 1 3 2 Document revision history Document revision date Product series version History A 2011 11 18 1 0 First release B 2016 02 22 2 0 Content updated to correspond to...

Page 25: ...tion icon alerts the reader of important facts and conditions The tip icon indicates advice on for example how to design your project or how to use a certain function Although warning hazards are related to personal injury it is necessary to understand that under certain operational conditions operation of damaged equipment may result in degraded process performance leading to personal injury or d...

Page 26: ...nal overcurrent protection low stage instance 1 PHLPTOC1 3I 1 51P 1 1 Three phase non directional overcurrent protection high stage instance 1 PHHPTOC1 3I 1 51P 2 1 Three phase non directional overcurrent protection high stage instance 2 PHHPTOC2 3I 2 51P 2 2 Three phase non directional overcurrent protection instantaneous stage instance 1 PHIPTOC1 3I 1 50P 51P 1 Non directional earth fault protec...

Page 27: ...e 1 ROVPTOV1 Uo 1 59G 1 Residual overvoltage protection instance 2 ROVPTOV2 Uo 2 59G 2 Residual overvoltage protection instance 3 ROVPTOV3 Uo 3 59G 3 Three phase undervoltage protection instance 1 PHPTUV1 3U 1 27 1 Three phase undervoltage protection instance 2 PHPTUV2 3U 2 27 2 Three phase undervoltage protection instance 3 PHPTUV3 3U 3 27 3 Three phase overvoltage protection instance 1 PHPTOV1 3...

Page 28: ... 87 3 Switch onto fault CBPSOF1 SOTF SOTF Other Input switch group ISWGAPC ISWGAPC ISWGAPC Output switch group OSWGAPC OSWGAPC OSWGAPC Selector SELGAPC SELGAPC SELGAPC Minimum pulse timer 2 pcs TPGAPC TP TP Minimum pulse timer 2 pcs second resolution instance 1 TPSGAPC TPS 1 TPS 1 Move 8 pcs instance 1 MVGAPC MV 1 MV 1 Control Circuit breaker control CBXCBR1 I O CB I O CB Emergency start up ESMGAP...

Page 29: ...Io In Three phase voltage measurement instance 1 VMMXU1 3U 3U Three phase voltage measurement instance 2 VMMXU2 3U B 3U B Sequence voltage measurement instance 1 VSMSQI1 U1 U2 U0 U1 U2 U0 Residual voltage measurement RESVMMXU1 Uo Vn Frequency measurement instance 1 FMMXU1 f f Three phase power and energy measurement instance 1 PEMMXU1 P E P E 1 In REB611 CMMXU is used for measuring differential ph...

Page 30: ...24 ...

Page 31: ...etworks that may also involve distributed power generation The 611 series relays support the Edition 1 and Edition 2 versions of the IEC 61850 standard for communication and interoperability of substation automation devices including fast GOOSE messaging The 611 series relays are able to use IEC 61850 and Modbus communication protocols simultaneously The relays also support the parallel redundancy...

Page 32: ...EEE 1588 v2 time synchronization Profibus adapter support Import export of settings via WHMI Setting usability improvements HMI event filtering tool IEC 61850 Edition 2 Support for configuration migration starting from Ver 1 0 to Ver 2 0 Software closable Ethernet ports Report summary via WHMI 2 1 2 PCM600 and relay connectivity package version Protection and Control IED Manager PCM600 Ver 2 7 or ...

Page 33: ... 8D43 D912D5EF0360 V1 EN Figure 2 Example of the LHMI 2 2 1 Display The LHMI includes a graphical display that supports two character sizes The character size depends on the selected language The amount of characters and rows fitting the view depends on the character size Table 2 Small display Character size1 Rows in the view Characters per row Small mono spaced 6 12 pixels 5 20 Large variable wid...

Page 34: ...f the LHMI The LEDs can be configured with the LHMI WHMI or PCM600 2 2 3 Keypad The LHMI keypad contains push buttons which are used to navigate in different views or menus With the push buttons you can give open or close commands to one object in the primary circuit for example a circuit breaker a contactor or a disconnector The push buttons are also used to acknowledge alarms reset indications p...

Page 35: ...take a secured HTTPS connection to WHMI using TLS encryption The WHMI is verified with Internet Explorer 8 0 9 0 10 0 and 11 0 WHMI is enabled by default WHMI offers several functions Programmable LEDs and event lists System supervision Parameter settings Measurement display Disturbance records Fault records Phasor diagram Signal configuration Importing Exporting parameters Report summary The menu...

Page 36: ...d buttons Command buttons can be used to edit parameters and control information via the WHMI Table 3 Command buttons Name Description Enabling parameter editing Disabling parameter editing Writing parameters to the protection relay Refreshing parameter values Printing out parameters Committing changes to protection relay s nonvolatile flash memory Table continues on next page Section 2 1MRS757454...

Page 37: ...rd files Viewing all fault records Clearing all fault records Importing settings Exporting settings Selecting all Clearing all selections Refreshing the parameter list view 2 4 Authorization Four user categories have been predefined for the LHMI and the WHMI each with different rights and default passwords The default passwords in the protection relay delivered from the factory can be changed with...

Page 38: ...econstruction and examination of the sequence of system and security related events and changes in the protection relay Both audit trail events and process related events can be examined and analyzed in a consistent method with the help of Event List in LHMI and WHMI and Event Viewer in PCM600 The protection relay stores 2048 audit trail events to the nonvolatile audit trail Additionally 1024 proc...

Page 39: ...850 8 1 MMS WHMI FTP or LHMI Logout Successful logout from IEC 61850 8 1 MMS WHMI FTP or LHMI Password change Password changed Firmware reset Reset issued by user or tool Audit overflow Too many audit events in the time period Violation remote Unsuccessful login attempt from IEC 61850 8 1 MMS WHMI FTP or LHMI Violation local Unsuccessful login attempt from IEC 61850 8 1 MMS WHMI FTP or LHMI PCM600...

Page 40: ... 61850 and Modbus Operational information and controls are available through these protocols However some communication functionality for example horizontal communication between the protection relays is only enabled by the IEC 61850 communication protocol The IEC 61850 communication implementation supports all monitoring and control functions Additionally parameter settings disturbance recordings...

Page 41: ...n of self healing loop topology it is essential that the external switches in the network support the RSTP protocol and that it is enabled in the switches Otherwise connecting the loop topology can cause problems to the network The protection relay itself does not support link down detection or RSTP The ring recovery process is based on the aging of the MAC addresses and the link up link down even...

Page 42: ...tation communication It is based on two complementary protocols defined in the IEC 62439 3 2012 standard parallel redundancy protocol PRP and high availability seamless redundancy HSR protocol Both protocols rely on the duplication of all transmitted information via two Ethernet ports for one logical network connection Therefore both are able to overcome the failure of a link or switch with a zero...

Page 43: ...ANs are either attached to one network only and can therefore communicate only with DANs and SANs attached to the same network or are attached through a redundancy box a device that behaves like a DAN Managed Ethernet switch IEC 61850 PRP Managed Ethernet switch GUID AA005F1B A30B 48F6 84F4 A108F58615A2 V1 EN Figure 7 PRP solution In case a laptop or a PC workstation is connected as a non PRP node...

Page 44: ... redundancy box that acts as a ring element For example a 615 or 620 series protection relay with HSR support can be used as a redundancy box IEC 61850 HSR Ethernet switch Redundancy box Redundancy box Redundancy box X X Unicast traffic Message is recognized as a duplicate and is immediately forwarded X Sending device removes the message from the ring Devices not supporting HSR Sender Receiver GUI...

Page 45: ...tion factor Angle Corr C 20 0000 20 0000 deg 0 0001 0 0000 Phase C angle correction factor Table 8 Analog input settings residual current Parameter Values Range Unit Step Default Description Primary current 1 0 6000 0 A 0 1 100 0 Primary current Secondary current 1 0 2A 2 1A 3 5A 2 1A Secondary current Amplitude Corr 0 9000 1 1000 0 0001 1 0000 Amplitude correction Reverse polarity 0 False 1 True ...

Page 46: ... transformer Table 10 Analog input settings residual voltage Parameter Values Range Unit Step Default Description Primary voltage 0 100 440 000 kV 0 001 11 547 Primary voltage Secondary voltage 60 210 V 1 100 Secondary voltage Amplitude Corr 0 9000 1 1000 0 0001 1 0000 Amplitude correction Angle correction 20 0000 20 0000 deg 0 0001 0 0000 Angle correction factor Table 11 Authorization settings Pa...

Page 47: ...ary input oscillation suppression hysteresis 1 For Chinese configurations 78 Table 13 Binary input signals in card location Xnnn Name Type Description Xnnn Input m 1 2 BOOLEAN See the application manual for terminal connections 1 Xnnn Slot ID for example X120 X130 as applicable 2 m For example 1 2 depending on the serial number of the binary input in a particular BIO or AIM card Table 14 Binary ou...

Page 48: ...tation order Blocking mode 1 Freeze timer 2 Block all 3 Block OPERATE output 1 Freeze timer Behaviour for function BLOCK inputs Bay name REF6111 Bay name in system IDMT Sat point 10 50 I I 1 50 Overcurrent IDMT saturation point 1 Depending on the product variant Table 19 HMI settings Parameter Values Range Unit Step Default Description FB naming convention 1 IEC61850 2 IEC60617 3 IEC ANSI 1 IEC618...

Page 49: ...ol instance Address 1 254 1 1 Unit address Link mode 1 RTU 2 ASCII 1 RTU Selects between ASCII and RTU mode For TCP this should always be RTU TCP port 1 65535 1 502 Defines the listening port for the Modbus TCP server Default 502 Parity 0 none 1 odd 2 even 2 even Parity for the serial connection Start delay 0 20 1 4 Start delay in character times for serial connection End delay 0 20 1 4 End delay ...

Page 50: ...rol Struct mechanism which is available on 4x memory area ControlStructPWd 6 Password for control operations using Control Struct mechanism which is available on 4x memory area ControlStructPWd 7 Password for control operations using Control Struct mechanism which is available on 4x memory area ControlStructPWd 8 Password for control operations using Control Struct mechanism which is available on ...

Page 51: ... It handles run time fault situation and informs the user about a fault via the LHMI and through the communication channels There are two types of fault indications Internal faults Warnings 3 2 1 Internal faults When an internal relay fault is detected relay protection operation is disabled the green Ready LED begins to flash and the self supervision output contact is activated Internal fault indi...

Page 52: ...lt is detected the contact gaps 3 5 are opened A070789 V1 EN Figure 9 Output contact The internal fault code indicates the type of internal relay fault When a fault appears the code must be recorded so that it can be reported to ABB customer service Table 24 Internal fault indications and codes Fault indication Fault code Additional information Internal Fault System error 2 An internal system erro...

Page 53: ... slot X000 is faulty Internal Fault Card error X100 73 Card in slot X100 is faulty Internal Fault Card error X120 75 Card in slot X120 is faulty Internal Fault Card error X130 76 Card in slot X130 is faulty Internal Fault LHMI module 79 LHMI module is faulty The fault indication may not be seen on the LHMI during the fault Internal Fault RAM error 80 Error in the RAM memory on the CPU card Interna...

Page 54: ... set s Warning Report cont error 25 Error in the Report control block s Warning GOOSE contr error 26 Error in the GOOSE control block s Warning SCL config error 27 Error in the SCL configuration file or the file is missing Warning Logic error 28 Too many connections in the configuration Warning SMT logic error 29 Error in the SMT connections Warning GOOSE input error 30 Error in the GOOSE connecti...

Page 55: ...ral start and operate signals are combined with this function available as output signals OUT_START and OUT_OPERATE These signals are always internally connected to Start and Trip LEDs LEDPTRC collects and combines phase information from different protection functions available as output signals OUT_ST_A _B _C and OUT_OPR_A _B _C There is also combined earth fault information collected from all th...

Page 56: ...the protection relay have two colors green and red For each LED the different colors are individually controllable Each LED has two control inputs ALARM and OK The color setting is common for all the LEDs It is controlled with the Alarm colour setting the default value being Red The OK input corresponds to the color that is available with the default value being Green Changing the Alarm colour set...

Page 57: ...ile the LED specific settings are under the LED specific menu nodes Alarm mode Description LED 1 Programmable LEDs Alarm color Red Green Follow S Follow F Latched S LatchedAck F S Programmable LED description LED 2 General GUID 0DED5640 4F67 4112 9A54 E8CAADFFE547 V1 EN Figure 13 Menu structure Alarm mode alternatives The ALARM input behavior can be selected with the alarm mode settings from the a...

Page 58: ...g any key on the keypad the alarm disappears Activating signal LED Acknow GUID 055146B3 780B 43E6 9E06 9FD8D342E881 V1 EN Figure 16 Operating sequence Latched S LatchedAck F S Latched Flashing ON This mode is a latched function At the activation of the input signal the alarm starts flashing After acknowledgement the alarm disappears if the signal is not present and gives a steady light if the sign...

Page 59: ... RESET BOOLEAN 0 False Reset input for LED 5 OK BOOLEAN 0 False Ok input for LED 6 ALARM BOOLEAN 0 False Alarm input for LED 6 RESET BOOLEAN 0 False Reset input for LED 6 OK BOOLEAN 0 False Ok input for LED 7 ALARM BOOLEAN 0 False Alarm input for LED 7 RESET BOOLEAN 0 False Reset input for LED 7 OK BOOLEAN 0 False Ok input for LED 8 ALARM BOOLEAN 0 False Alarm input for LED 8 RESET BOOLEAN 0 False...

Page 60: ...iption Alarm mode 0 Follow S 1 Follow F 2 Latched S 3 LatchedAck F S 0 Follow S Alarm mode for programmable LED 5 Description Programmable LEDs LED 5 Programmable LED description Alarm mode 0 Follow S 1 Follow F 2 Latched S 3 LatchedAck F S 0 Follow S Alarm mode for programmable LED 6 Description Programmable LEDs LED 6 Programmable LED description Alarm mode 0 Follow S 1 Follow F 2 Latched S 3 La...

Page 61: ...Enum 0 None 1 Ok 3 Alarm Status of programmable LED 6 Programmable LED 7 Enum 0 None 1 Ok 3 Alarm Status of programmable LED 7 Programmable LED 8 Enum 0 None 1 Ok 3 Alarm Status of programmable LED 8 3 5 Time synchronization 3 5 1 Time master supervision GNRLLTMS 3 5 1 1 Function block GUID 52938D64 7CEC 4CFC BBC1 04FA6860EAD1 V1 EN Figure 18 Function block 3 5 1 2 Functionality The protection rel...

Page 62: ...e TLVs required by the IEEE C37 238 2011 Power Profile are included in announce frames IEEE 1588 v2 time synchronization requires a communication card with redundancy support COM0031 When Modbus TCP over TCP IP is used SNTP or IRIG B time synchronization should be used for better synchronization accuracy With the legacy protocols the synchronization message must be received within four minutes fro...

Page 63: ...M S Time format Date format 1 DD MM YYYY 2 DD MM YYYY 3 DD MM YYYY 4 MM DD YYYY 5 MM DD YYYY 6 YYYY MM DD 7 YYYY DD MM 8 YYYY DD MM 1 DD MM YYYY Date format Table 31 Non group settings Parameter Values Range Unit Step Default Description Synch source 0 None 1 SNTP 2 Modbus 3 IEEE 1588 5 IRIG B 1 SNTP Time synchronization source PTP domain ID 0 255 1 0 The domain is identified by an integer the dom...

Page 64: ...t saving time on time hh DST on time minutes 0 59 min 0 Daylight saving time on time mm DST on date day 1 31 1 Daylight saving time on date dd mm DST on date month 1 January 2 February 3 March 4 April 5 May 6 June 7 July 8 August 9 September 10 October 11 November 12 December 5 May Daylight saving time on date dd mm DST on day weekday 0 reserved 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6...

Page 65: ...63C3CA26154C V2 EN Figure 19 Function block 3 6 2 Functionality The protection relay supports six setting groups Each setting group contains parameters categorized as group settings inside application functions The customer can change the active setting group at run time The active setting group can be changed by a parameter or via binary inputs depending on the mode selected with the Configuratio...

Page 66: ... BI_SG_6 Value of the SG_LOGIC_SEL output is TRUE For example six setting groups can be controlled with three binary inputs The SG operation mode is set to Logic mode 2 and inputs BI_SG_2 and BI_SG_5 are connected together the same way as inputs BI_SG_3 and BI_SG_6 Table 36 SG operation mode Logic mode 1 Input BI_SG_2 BI_SG_3 BI_SG_4 BI_SG_5 BI_SG_6 Active group FALSE FALSE FALSE FALSE FALSE 1 TRU...

Page 67: ... blocked The physical outputs from control commands to process are blocked with IED blocked and IED test and blocked modes The physical outputs from the protection functions are not blocked 3 7 2 Control mode The mode of all logical nodes located under CTRL logical device can be set with Control mode The Control mode parameter is available via the HMI or PCM600 path Configuration Control General B...

Page 68: ...is in remote position Table 40 Remote test mode Remote test mode 61850 8 1 MMS WHMI PCM600 Off No access No access Maintenance Command originator category maintenance No access All levels All originator categories Yes 3 7 4 LHMI indications The yellow Start LED flashes when the relay is in IED blocked or IED test and blocked mode The green Ready LED flashes to indicate that the IED test and blocke...

Page 69: ... A FALSE 2 x Off N A FALSE 0 1 Client IEC 61850 command originator category check is not performed 3 9 Fault recorder FLTRFRC 3 9 1 Function block GUID 6BE3D723 0C52 4047 AA41 73D7C828B02B V1 EN Figure 21 Function block 3 9 2 Functionality The protection relay has the capacity to store the records of 128 latest fault events Fault records include fundamental or RMS current values The records enable...

Page 70: ...ode to From operate Then only faults that cause an operate event trigger a new fault recording The fault related current voltage frequency angle values shot pointer and the active setting group number are taken from the moment of the operate event or from the beginning of the fault if only a start event occurs during the fault The maximum current value collects the maximum fault currents during th...

Page 71: ...C2 19 EFLPTOC3 22 EFHPTOC1 23 EFHPTOC2 24 EFHPTOC3 25 EFHPTOC4 30 EFIPTOC1 31 EFIPTOC2 32 EFIPTOC3 35 NSPTOC1 36 NSPTOC2 7 INTRPTEF1 5 STTPMSU1 3 JAMPTOC1 41 PDNSPTOC 1 44 T1PTTR1 46 T2PTTR1 48 MPTTR1 50 DEFLPDEF1 51 DEFLPDEF2 53 DEFHPDEF 1 56 EFPADM1 57 EFPADM2 58 EFPADM3 59 FRPFRQ1 60 FRPFRQ2 61 FRPFRQ3 62 FRPFRQ4 63 FRPFRQ5 64 FRPFRQ6 65 LSHDPFRQ 1 66 LSHDPFRQ 2 67 LSHDPFRQ 3 68 LSHDPFRQ 4 69 L...

Page 72: ...PTOV2 106 PHPTOV3 108 PHPTUV1 109 PHPTUV2 110 PHPTUV3 112 NSPTOV1 113 NSPTOV2 116 PSPTUV1 118 ARCSARC 1 119 ARCSARC 2 120 ARCSARC 3 96 SPHIPTOC 1 93 SPHLPTOC 2 92 SPHLPTOC 1 89 SPHHPTOC 2 88 SPHHPTOC 1 87 SPHPTUV4 86 SPHPTUV3 85 SPHPTUV2 84 SPHPTUV1 83 SPHPTOV4 82 SPHPTOV3 81 SPHPTOV2 80 SPHPTOV1 25 OEPVPH4 24 OEPVPH3 23 OEPVPH2 22 OEPVPH1 19 PSPTOV2 18 PSPTOV1 15 PREVPTOC 1 Table continues on nex...

Page 73: ...OC7 29 EFHPTOC8 107 PHPTOV4 111 PHPTUV4 114 NSPTOV3 115 NSPTOV4 30 PHDSTPDI S1 29 TR3PTDF1 28 HICPDIF1 27 HIBPDIF1 26 HIAPDIF1 32 LSHDPFRQ 8 31 LSHDPFRQ 7 70 LSHDPFRQ 6 80 MAPGAPC4 81 MAPGAPC5 82 MAPGAPC6 83 MAPGAPC7 102 MAPGAPC 12 101 MAPGAPC 11 100 MAPGAPC 10 99 MAPGAPC9 98 RESCPSCH 1 57 FDEFLPDE F2 56 FDEFLPDE F1 54 FEFLPTOC 1 53 FDPHLPDO C2 52 FDPHLPDO C1 50 FPHLPTOC 1 Table continues on next ...

Page 74: ...F3 84 MAPGAPC8 93 LREFPNDF2 97 HREFPDIF2 117 XDEFLPD EF2 116 XDEFLPD EF1 115 SDPHLPD OC2 114 SDPHLPD OC1 113 XNSPTOC 2 112 XNSPTOC 1 111 XEFIPTOC 2 110 XEFHPTO C4 109 XEFHPTO C3 108 XEFLPTO C3 107 XEFLPTO C2 66 DQPTUV1 65 VVSPPAM1 64 PHPVOC1 63 H3EFPSEF 1 60 HCUBPTO C1 59 CUBPTOC1 72 DOPPDPR1 69 DUPPDPR1 61 COLPTOC1 Table continues on next page Section 3 1MRS757454 D Basic functions 68 611 series ...

Page 75: ... 1 77 PH3IPTOC1 127 PHAPTUV 1 124 PHAPTOV 1 123 DPH3LPD OC2 68 PHPVOC2 67 DQPTUV2 39 UEXPDIS2 98 MHZPDIF1 4 MREFPTOC 1 Start duration FLOAT32 0 00 100 00 Maximum start duration of all stages during the fault Operate time FLOAT32 0 000 999999 9 99 s Operate time Breaker clear time FLOAT32 0 000 3 000 s Breaker clear time Fault distance FLOAT32 0 00 3000 00 pu Distance to fault measured in pu Fault ...

Page 76: ...ent Max bias current IL3 FLOAT32 0 000 50 000 pu Maximum phase C bias current Bias current IL1 FLOAT32 0 000 50 000 pu Bias current phase A Bias current IL2 FLOAT32 0 000 50 000 pu Bias current phase B Bias current IL3 FLOAT32 0 000 50 000 pu Bias current phase C Diff current Io FLOAT32 0 000 80 000 pu Differential current residual Bias current Io FLOAT32 0 000 50 000 pu Bias current residual Max ...

Page 77: ...0 xIn Maximum phase A current c Max current IL2C FLOAT32 0 000 50 000 xIn Maximum phase B current c Max current IL3C FLOAT32 0 000 50 000 xIn Maximum phase C current c Max current IoC FLOAT32 0 000 50 000 xIn Maximum residual current c Current IL1C FLOAT32 0 000 50 000 xIn Phase A current c Current IL2C FLOAT32 0 000 50 000 xIn Phase B current c Current IL3C FLOAT32 0 000 50 000 xIn Phase C curren...

Page 78: ...FLOAT32 0 000 4 000 xUn Positive sequence voltage b Voltage Ng SeqB FLOAT32 0 000 4 000 xUn Negative sequence voltage b PTTR thermal level FLOAT32 0 00 99 99 PTTR calculated temperature of the protected object relative to the operate level PDNSPTOC1 rat I2 I1 FLOAT32 0 00 999 99 PDNSPTOC1 ratio I2 I1 Frequency FLOAT32 30 00 80 00 Hz Frequency Frequency gradient FLOAT32 10 00 10 00 Hz s Frequency g...

Page 79: ...ion relay can store some data in the nonvolatile memory Up to 1024 events are stored The stored events are visible in LHMI WHMI and Event viewer tool in PCM600 Recorded data Fault records up to 128 Maximum demands Circuit breaker condition monitoring Latched alarm and trip LEDs statuses Trip circuit lockout Counter values 3 11 Binary input 3 11 1 Binary input filter time The filter time eliminates...

Page 80: ...e input change is t0 The high state starting from t1 is detected and the time tag t1 is attached Each binary input has a filter time parameter Input filter where is the number of the binary input of the module in question for example Input 1 filter Table 45 Input filter parameter values Parameter Values Default Input filter time 5 1000 ms 5 ms 3 11 2 Binary input inversion The parameter Input inve...

Page 81: ... input is deblocked the status is valid and an event is generated Table 47 Oscillation parameter values Parameter Values Default Input osc level 2 50 events s 30 events s Input osc hyst 2 50 events s 10 events s 3 12 Binary outputs The protection relay provides a number of binary outputs used for tripping executing local or remote control actions of a breaker or a disconnector and for connecting t...

Page 82: ...high burden lockout or trip relays 3 12 1 1 Dual single pole power outputs PO1 and PO2 Dual series connected single pole normally open form A power output contacts PO1 and PO2 are rated for continuous current of 8 A The contacts are normally used for closing circuit breakers and energizing high burden trip relays They can be arranged to trip the circuit breakers when the trip circuit supervision i...

Page 83: ...re 24 Double pole power outputs PO3 and PO4 with trip circuit supervision Power outputs PO3 and PO4 are included in the power supply module located in slot X100 of the protection relay 3 12 2 Signal output contacts Signal output contacts are single pole single normally open form A or change over form C signal output contacts SO1 SO2 or parallel connected dual contacts The signal output contacts ar...

Page 84: ...GUID C09595E9 3C42 437A BDB2 B20C35FA0BD2 V1 EN Figure 25 Internal fault signal output IRF 3 12 2 2 Signal outputs SO1 and SO2 in power supply module Signal outputs normally open form A or change over form C SO1 dual parallel form C and SO2 single contact form A are part of the power supply module of the protection relay 10 11 12 X100 SO1 14 13 X100 SO2 GUID 83F96C39 652F 494A A226 FD106568C228 V1...

Page 85: ...num FLOAT32 INT8 and INT32 data types Common signals The VALID output indicates the validity of received GOOSE data which means in case of valid that the GOOSE communication is working and received data quality bits if configured indicate good process data Invalid status is caused either by bad data quality bits or GOOSE communication failure See IEC 61850 engineering guide for details The OUT out...

Page 86: ...the GOOSE binary inputs to the application 3 13 1 3 Signals Table 48 GOOSERCV_BIN Output signals Name Type Description OUT BOOLEAN Output signal VALID BOOLEAN Output signal 3 13 2 GOOSERCV_MV function block 3 13 2 1 Function block GUID A59BAF25 B9F8 46EA 9831 477AC665D0F7 V1 EN Figure 29 Function block 3 13 2 2 Functionality The GOOSERCV_MV function is used to connect the GOOSE measured value inpu...

Page 87: ...ction TPGAPC contains two independent timers The function has a settable pulse length in milliseconds The timers are used for setting the minimum pulse length for example the signal outputs Once the input is activated the output is set for a specific duration using the Pulse time setting Both timers use the same setting parameter GUID 8196EE39 3529 46DC A161 B1C40224559F V1 EN Figure 31 A Trip pul...

Page 88: ... Internal improvement 3 14 1 2 Minimum pulse timer TPSGAPC Function block GUID F9AACAF7 2183 4315 BE6F CD53618009C0 V1 EN Figure 32 Function block Functionality The Minimum second pulse timer function TPSGAPC contains two independent timers The function has a settable pulse length in seconds The timers are used for setting the minimum pulse length for example the signal outputs Once the input is a...

Page 89: ... Table 54 TPSGAPC Output signals Name Type Description OUT1 BOOLEAN Output 1 status OUT2 BOOLEAN Output 2 status Settings Table 55 TPSGAPC Non group settings Basic Parameter Values Range Unit Step Default Description Pulse time 0 300 s 1 0 Minimum pulse time Technical revision history Table 56 TPSGAPC Technical revision history Technical revision Change B Outputs now visible in menu C Internal imp...

Page 90: ...MVGAPC Input signals Name Type Default Description IN1 BOOLEAN 0 False IN1 status IN2 BOOLEAN 0 False IN2 status IN3 BOOLEAN 0 False IN3 status IN4 BOOLEAN 0 False IN4 status IN5 BOOLEAN 0 False IN5 status IN6 BOOLEAN 0 False IN6 status IN7 BOOLEAN 0 False IN7 status IN8 BOOLEAN 0 False IN8 status Table 58 MVGAPC Output signals Name Type Description Q1 BOOLEAN Q1 status Q2 BOOLEAN Q2 status Q3 BOO...

Page 91: ...scription MVGAPC1 Q8 Output description 3 15 Factory settings restoration In case of configuration data loss or any other file system error that prevents the protection relay from working properly the whole file system can be restored to the original factory state All default settings and configuration files stored in the factory are restored For further information on restoring factory settings s...

Page 92: ... LNKLIV Up Down Link status of redundant port LAN A Valid only when Redundant mode is set to HSR or PRP REDLNKLIV Up Down Link status of redundant port LAN B Valid only when Redundant mode is set to HSR or PRP 3 16 1 4 Settings Table 61 Redundancy settings Parameter Values Range Unit Step Default Description Redundant mode None PRP HSR None Mode selection for Ethernet switch on redundant communica...

Page 93: ...e 62 SCHLCCH1 output signals Parameter Values Range Unit Step Default Description CH1LIV True False Status of Ethernet channel X1 LAN Value is True if the port is receiving Ethernet frames Valid only when Redundant mode is set to None or port is not one of the redundant ports LAN A or LAN B LNK1LIV Up Down Link status of Ethernet port X1 LAN Table 63 SCHLCCH2 output signals Parameter Values Range ...

Page 94: ...ode Off On On Mode selection for rear port s If port is not used it can be set to Off Port cannot be set to Off when Redundant mode is HSR or PRP and port is one of the redundant ports LAN A or LAN B Port 3 Mode Off On On Mode selection for rear port s If port is not used it can be set to Off Port cannot be set to Off when Redundant mode is HSR or PRP and port is one of the redundant ports LAN A o...

Page 95: ...stantaneous stage PHIPTOC 3I 50P 51P 4 1 1 2 Function block A070553 V1 EN Figure 37 Function block 4 1 1 3 Functionality The three phase non directional overcurrent protection function PHxPTOC is used as one phase two phase or three phase non directional overcurrent and short circuit protection The function starts when the current exceeds the set limit The operate time characteristics for low stag...

Page 96: ...explained in the next sections A070552 V1 EN Figure 38 Functional module diagram Level detector The measured phase currents are compared phasewise to the set Start value If the measured value exceeds the set Start value the level detector reports the exceeding of the value to the phase selection logic If the ENA_MULT input is active the Start value setting is multiplied by the Start value Mult set...

Page 97: ...E output is activated When the user programmable IDMT curve is selected the operation time characteristics are defined by the parameters Curve parameter A Curve parameter B Curve parameter C Curve parameter D and Curve parameter E If a drop off situation happens that is a fault suddenly disappears before the operate delay is exceeded the timer reset state is activated The functionality of the time...

Page 98: ...which indicates the percentage ratio of the start situation and the set operating time The value is available in the monitored data view Blocking logic There are three operation modes in the blocking function The operation modes are controlled by the BLOCK input and the global setting in Configuration System Blocking mode which selects the blocking mode The BLOCK input can be controlled by a binar...

Page 99: ...ferred to as RI and RD In addition to this a user programmable curve can be used if none of the standard curves are applicable The DT characteristics can be chosen by selecting the Operating curve type values ANSI Def Time or IEC Def Time The functionality is identical in both cases The timer characteristics supported by different stages comply with the list in the IEC 61850 7 4 specification indi...

Page 100: ...not apply to PHIPTOC or when the DT operation is selected The reset is purely defined by the Reset delay time setting 4 1 1 7 Application PHxPTOC is used in several applications in the power system The applications include but are not limited to Selective overcurrent and short circuit protection of feeders in distribution and subtransmission systems Backup overcurrent and short circuit protection ...

Page 101: ...d times In depending on the impedance of the transformer and the source impedance of the feeding network From this point of view it is clear that the operation must be both very fast and selective which is usually achieved by using coarse current settings The purpose is also to protect the transformer from short circuits occurring outside the protection zone that is through faults Transformer over...

Page 102: ...outgoing feeders it is possible to speed up the operation of overcurrent protection in the busbar and transformer LV side faults without impairing the selectivity Also the security degree of busbar protection is increased because there is now a dedicated selective and fast busbar protection functionality which is based on the blockable overcurrent protection principle The additional time selective...

Page 103: ...current protection is approximately 100 ms relaying time When the bus tie breaker is closed that is the fault current flows to the faulted section of the busbar from two directions the operation time becomes as follows first the bus tie relay unit trips the tie breaker in the above 100 ms which reduces the fault current to a half After this the incoming feeder relay unit of the faulted bus section...

Page 104: ...ormer requirements see the Measurement modes chapter in this manual Radial outgoing feeder overcurrent protection The basic requirements for feeder overcurrent protection are adequate sensitivity and operation speed taking into account the minimum and maximum fault current levels along the protected line selectivity requirements inrush currents and the thermal and mechanical withstand of the lines...

Page 105: ...tion characteristics All the points mentioned earlier required to define the overcurrent protection parameters can be expressed simultaneously in a coordination plan In Figure 43 the coordination plan shows an example of operation characteristics in the LV side incoming feeder and radial outgoing feeder 1MRS757454 D Section 4 Protection functions 611 series 99 Technical Manual ...

Page 106: ...AN 0 False Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for current multiplier Table 71 PHHPTOC Input signals Name Type Default Description I_A SIGNAL 0 Phase A current I_B SIGNAL 0 Phase B current I_C SIGNAL 0 Phase C current BLOCK BOOLEAN 0 False Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for current multiplier Sec...

Page 107: ...T BOOLEAN 0 False Enable signal for current multiplier Table 73 PHLPTOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start Table 74 PHHPTOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start Table 75 PHIPTOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start 1MRS757454 D Section 4 Protection functions 611 ser...

Page 108: ...ings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Table 78 PHLPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Num of start phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases...

Page 109: ...ammable 15 IEC Def Time Selection of time delay curve type Table 81 PHHPTOC Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Table 82 PHHPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Nu...

Page 110: ...200000 ms 10 20 Operate delay time Table 85 PHIPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Num of start phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases required for operate activation Table 86 PHIPTOC Non group settings Advanced Parameter Values Range Unit Step Default Description Reset de...

Page 111: ...Characteristic Value Operation accuracy Depending on the frequency of the measured current fn 2 Hz PHLPTOC 1 5 of the set value or 0 002 In PHHPTOC and PHIPTOC 1 5 of set value or 0 002 In at currents in the range of 0 1 10 In 5 0 of the set value at currents in the range of 10 40 In Start time 1 2 Minimum Typical Maximum PHIPTOC IFault 2 set Start value IFault 10 set Start value 16 ms 11 ms 19 ms...

Page 112: ... Technical revision history Technical revision Change B Minimum and default values changed to 40 ms for the Operate delay time setting C Minimum and default values changed to 20 ms for the Operate delay time setting Minimum value changed to 1 00 x In for the Start value setting D Internal improvement E Internal improvement Table 92 PHHPTOC Technical revision history Technical revision Change C Mea...

Page 113: ... the DT mode the function operates after a predefined operate time and resets when the fault current disappears The IDMT mode provides current dependent timer characteristics The function contains a blocking functionality It is possible to block function outputs timers or the function itself if desired 4 1 2 4 Operation principle The function can be enabled and disabled with the Operation setting ...

Page 114: ...gative sequence voltage Self pol Self polarization Cross pol Cross polarization The directional operation can be selected with the Directional mode setting The user can select either Non directional Forward or Reverse operation By setting the value of Allow Non Dir to True the non directional operation is allowed when the directional information is invalid The Characteristic angle setting is used ...

Page 115: ... be used for the Negative sequence voltage polarization because it is not possible to substitute the positive sequence voltage for negative sequence voltage without knowing the network unsymmetry level This is the reason why the fictive voltage angle and corresponding direction information are frozen immediately for this polarization mode when the need for a voltage memory arises and these are kep...

Page 116: ...value to the phase selection logic If the ENA_MULT input is active the Start value setting is multiplied by the Start value Mult setting The protection relay does not accept the Start value or Start value Mult setting if the product of these settings exceeds the Start value setting range The start value multiplication is normally done when the inrush detection function INRPHAR is connected to the ...

Page 117: ...curve the OPERATE output is activated When the user programmable IDMT curve is selected the operation time characteristics are defined by the parameters Curve parameter A Curve parameter B Curve parameter C Curve parameter D and Curve parameter E If a drop off situation happens that is a fault suddenly disappears before the operate delay is exceeded the timer reset state is activated The functiona...

Page 118: ...T_DUR which indicates the percentage ratio of the start situation and the set operating time The value is available in the monitored data view Blocking logic There are three operation modes in the blocking function The operation modes are controlled by the BLOCK input and the global setting in Configuration System Blocking mode which selects the blocking mode The BLOCK input can be controlled by a...

Page 119: ...eration area the Max forward angle setting gives the counterclockwise sector and the Min forward angle setting gives the corresponding clockwise sector measured from the Characteristic angle setting In the backward operation area the Max reverse angle setting gives the counterclockwise sector and the Min reverse angle setting gives the corresponding clockwise sector a measurement from the Characte...

Page 120: ...th forward and reverse sectors that is when the sectors are overlapping 3 both Table 97 Momentary phase combined direction value for monitored data view Criterion for phase combined direction information The value for DIRECTION The direction information DIR_X for all phases is unknown 0 unknown The direction information DIR_X for at least one phase is forward none being in reverse 1 forward The di...

Page 121: ...ABB2D018 V2 EN A B IA IB UAB ANGLE A U I I AB A B RCA _ ϕ ϕ ϕ GUID 7DA1116D 86C0 4D7F AA19 DCF32C530C4C V2 EN B C IB IC UBC ANGLE B U I I BC B C RCA _ ϕ ϕ ϕ GUID 3E9788CA D2FC 4FC4 8F9E 1466F3775826 V2 EN C A IC IA UCA ANGLE C U I I CA C A RCA _ ϕ ϕ ϕ GUID EFD80F78 4B26 46B6 A5A6 CCA6B7E20C6E V2 EN In an example case of the phasors in a single phase earth fault where the faulted phase is phase A t...

Page 122: ...4F0D1491 3679 4B1F 99F7 3704BC15EF9D V3 EN B IB UCA ANGLE B U I CA B RCA o _ ϕ ϕ ϕ 90 GUID F5252292 E132 41A7 9F6D C2A3958EE6AD V3 EN C IC UAB ANGLE C U I AB C RCA o _ ϕ ϕ ϕ 90 GUID 84D97257 BAEC 4264 9D93 EC2DF853EAE1 V3 EN A B IA IB UBC UCA ANGLE A U U I I BC CA A B RCA o _ ϕ ϕ ϕ 90 GUID AFB15C3F B9BB 47A2 80E9 796AA1165409 V2 EN B C IB IC UCA UAB ANGLE B U U I I CA AB B C RCA o _ ϕ ϕ ϕ 90 GUID ...

Page 123: ...69BC75863474 V1 EN Figure 51 Single phase earth fault phase A In an example of the phasors in a two phase short circuit failure where the fault is between the phases B and C the angle difference is measured between the polarizing quantity UAB and operating quantity IB IC marked as φ 1MRS757454 D Section 4 Protection functions 611 series 117 Technical Manual ...

Page 124: ...alculated angle difference This is done automatically with a system parameter Phase rotation Negative sequence voltage as polarizing quantity When the negative voltage is used as the polarizing quantity the angle difference between the operating and polarizing quantity is calculated with the same formula for all fault types ANGLE X U I RCA _ ϕ ϕ ϕ 2 2 GUID 470263DD C1D7 4E59 B011 24D8D35BD52A V3 E...

Page 125: ...lted phases Used fault current Used polarizing voltage Angle difference A IA U1 ANGLE A U I A RCA _ ϕ ϕ ϕ 1 GUID 4C933201 2290 4AA3 97A3 670A40CC4114 V4 EN B IB U1 ANGLE B U I B RCA _ ϕ ϕ ϕ 1 120o GUID 648D061C 6F5F 4372 B120 0F02B42E9809 V4 EN C IC U1 ANGLE C U IC RCA _ ϕ ϕ ϕ 1 120o GUID 355EF014 D8D0 467E A952 1D1602244C9F V4 EN A B IA IB U1 ANGLE A U I I A B RCA _ ϕ ϕ ϕ 1 30o GUID B07C3B0A 358E...

Page 126: ...arameter Phase rotation The change in the network rotating direction affects the phase to phase voltages polarization method where the calculated angle difference needs to be rotated 180 degrees Also when the sequence components are used which are the positive sequence voltage or negative sequence voltage components the calculation of the components are affected but the angle difference calculatio...

Page 127: ...osed ring networks can be complicated a large number of fault current calculations are needed There are situations with no possibility to have the selectivity with a protection system based on overcurrent protection relays in a closed ring system This can also be done in the closed ring networks and radial networks with the generation connected to the remote in the system thus giving fault current...

Page 128: ...ctricity distribution for the consumers is secured during network fault situations The power is fed at least from two directions which means that the current direction can be varied The time grading between the network level stages is challenging without unnecessary delays in the time settings In this case it is practical to use the directional overcurrent protection relays to achieve a selective ...

Page 129: ...current U_A_AB SIGNAL 0 Phase to earth voltage A or phase to phase voltage AB U_B_BC SIGNAL 0 Phase to earth voltage B or phase to phase voltage BC U_C_CA SIGNAL 0 Phase to earth voltage C or phase to phase voltage CA U1 SIGNAL 0 Positive phase sequence voltage U2 SIGNAL 0 Negative phase sequence voltage BLOCK BOOLEAN 0 False Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False E...

Page 130: ...N 0 False Enable signal for current multiplier NON_DIR BOOLEAN 0 False Forces protection to non directional Table 103 DPHLPDOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start Table 104 DPHHPDOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start 4 1 2 9 Settings Table 105 DPHLPDOC Group settings Basic Parameter Values Range Unit Step De...

Page 131: ...ard direction Min reverse angle 0 90 deg 1 80 Minimum phase angle in reverse direction Table 106 DPHLPDOC Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Voltage Mem time 0 3000 ms 1 40 Voltage memory time Pol quantity 1 Self pol 4 Neg seq volt 5 Cross pol 7 Pos s...

Page 132: ...0 01 Minimum operating voltage Table 109 DPHHPDOC Group settings Basic Parameter Values Range Unit Step Default Description Start value 0 10 40 00 xIn 0 01 0 10 Start value Start value Mult 0 8 10 0 0 1 1 0 Multiplier for scaling the start value Directional mode 1 Non directional 2 Forward 3 Reverse 2 Forward Directional mode Time multiplier 0 05 15 00 0 01 1 00 Time multiplier in IEC ANSI IDMT cu...

Page 133: ...arameter C for customer programmable curve Curve parameter D 0 46 30 00 1 29 10 Parameter D for customer programmable curve Curve parameter E 0 0 1 0 1 1 0 Parameter E for customer programmable curve Num of start phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases required for operate activation Table 112 DPHHPDOC Non group settings Advanced Parameter Values Range Unit Step...

Page 134: ... FLOAT32 180 00 180 00 deg Calculated angle difference Phase A ANGLE_B FLOAT32 180 00 180 00 deg Calculated angle difference Phase B ANGLE_C FLOAT32 180 00 180 00 deg Calculated angle difference Phase C VMEM_USED BOOLEAN 0 False 1 True Voltage memory in use status DPHLPDOC Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status Table 114 DPHHPDOC Monitored data Name Type Values Range Unit Descripti...

Page 135: ...test 4 test blocked 5 off Status 4 1 2 11 Technical data Table 115 DPHxPDOC Technical data Characteristic Value Operation accuracy Depending on the frequency of the current voltage measured fn 2 Hz DPHLPDOC Current 1 5 of the set value or 0 002 In Voltage 1 5 of the set value or 0 002 Un Phase angle 2 DPHHPDOC Current 1 5 of the set value or 0 002 In at currents in the range of 0 1 10 In 5 0 of th...

Page 136: ... DPHHPDOC Technical revision history Technical revision Change B Added a new input NON_DIR C Step value changed from 0 05 to 0 01 for the Time multiplier setting D Monitored data VMEM_USED indicating voltage memory use E Internal improvement Table 117 DPHLPDOC Technical revision history Technical revision Change B Added a new input NON_DIR C Step value changed from 0 05 to 0 01 for the Time multip...

Page 137: ...ure rise continues the function operates based on the thermal model of the line Re energizing of the line after the thermal overload operation can be inhibited during the time the cooling of the line is in progress The cooling of the line is estimated by the thermal model 4 1 3 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter val...

Page 138: ...tion and the ambient temperature value used in the calculation is also available in the monitored data as TEMP_AMB in degrees If the final temperature estimation is larger than the set Maximum temperature the START output is activated Current reference and Temperature rise setting values are used in the final temperature estimation together with the ambient temperature It is suggested to set these...

Page 139: ... is also a calculation of the present time to operation with the present current This calculation is only performed if the final temperature is calculated to be above the operation temperature toperate final operate final n τ ln Θ Θ Θ Θ A070782 V2 EN Equation 4 Caused by the thermal overload protection function there can be a lockout to reconnect the tripped circuit after operating The lockout out...

Page 140: ...from the value defined with the Initial temperature setting parameter This is done in case the protection relay is powered up the function is turned Off and back On or reset through the Clear menu The temperature is also stored in the nonvolatile memory and restored in case the protection relay is restarted The thermal time constant of the protected circuit is given in seconds with the Time consta...

Page 141: ...put signals Name Type Default Description I_A SIGNAL 0 Phase A current I_B SIGNAL 0 Phase B current I_C SIGNAL 0 Phase C current ENA_MULT BOOLEAN 0 False Enable Current multiplier BLK_OPR BOOLEAN 0 False Block signal for operate outputs AMB_TEMP FLOAT32 0 The ambient temperature used in the calculation Table 119 T1PTTR Output signals Name Type Description OPERATE BOOLEAN Operate ALARM BOOLEAN Ther...

Page 142: ... Table 123 T1PTTR Non group settings Advanced Parameter Values Range Unit Step Default Description Initial temperature 50 0 100 0 C 0 1 0 0 Temperature raise above ambient temperature at startup 4 1 3 8 Monitored data Table 124 T1PTTR Monitored data Name Type Values Range Unit Description TEMP FLOAT32 100 0 9999 9 C The calculated temperature of the protected object TEMP_RL FLOAT32 0 00 99 99 The ...

Page 143: ... C Removed the Sensor available setting parameter D Added the AMB_TEMP input E Internal improvement F Internal improvement 4 1 4 Motor load jam protection JAMPTOC 4 1 4 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Motor load jam protection JAMPTOC Ist 51LR 4 1 4 2 Function block GUID FA5FAB32 8730 4985 B228 11B92DD9E626 V2 EN...

Page 144: ...rt value The TRMS values of the phase currents are considered for the level detection The timer module is enabled if at least two of the measured phase currents exceed the set Start value Timer Once activated the internal START signal is activated The value is available only through the Monitored data view The time characteristic is according to DT When the operation timer has reached the Operate ...

Page 145: ...ture rise is more critical when the motor stops The physical and dielectric insulations of the system deteriorate with age and the deterioration is accelerated by the temperature increase Insulation life is related to the time interval during which the insulation is maintained at a given temperature An induction motor stalls when the load torque value exceeds the breakdown torque value causing the...

Page 146: ... delay time 4 1 4 8 Monitored data Table 131 JAMPTOC Monitored data Name Type Values Range Unit Description START BOOLEAN 0 False 1 True Start START_DUR FLOAT32 0 00 100 00 Ratio of start time operate time JAMPTOC Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status 4 1 4 9 Technical data Table 132 JAMPTOC Technical data Characteristic Value Operation accuracy Depending on the frequency of the m...

Page 147: ...ich is considered as a fault condition LOFLPTUC starts when the current is less than the set limit It operates with the definite time DT characteristics which means that the function operates after a predefined operate time and resets when the fault current disappears The function contains a blocking functionality It is possible to block function outputs the definite timer or the function itself i...

Page 148: ...y Operate delay time the OPERATE output is activated If the fault disappears before the module operates the reset timer is activated If the reset timer reaches the value set by Reset delay time the operate timer resets and the START output is deactivated The timer calculates the start duration value START_DUR which indicates the percentage ratio of the start situation and the set operating time Th...

Page 149: ...s that the motor is de energized and disables the function to prevent unnecessary trip events 4 1 5 6 Signals Table 134 LOFLPTUC Input signals Name Type Default Description I_A SIGNAL 0 Phase A current I_B SIGNAL 0 Phase B current I_C SIGNAL 0 Phase C current BLOCK BOOLEAN 0 False Block all binary outputs by resetting timers Table 135 LOFLPTUC Output signals Name Type Description OPERATE BOOLEAN O...

Page 150: ... the measured current fn 2 Hz 1 5 of the set value or 0 002 In Start time Typically 300 ms Reset time Typically 40 ms Reset ratio Typically 1 04 Retardation time 35 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms 4 1 5 10 Technical revision history Table 141 LOFLPTUC Technical revision history Technical revision Change B Internal improvement C Internal improvement 4 1 ...

Page 151: ...ooling MPTTR prevents an electric motor from drawing excessive current and overheating which causes the premature insulation failures of the windings and in worst cases burning out of the motors 4 1 6 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Off The operation of MPTTR can be described using a module diag...

Page 152: ...t temperatures Similarly when the ambient temperature is considerably lower than the nominal 40 C the motor can be slightly overloaded For calculating thermal level it is better that the FLC values are scaled for different temperatures The scaled currents are known as internal FLC An internal FLC is calculated based on the ambient temperature shown in the table The Env temperature mode setting def...

Page 153: ...e RTD output Thermal level calculator The module calculates the thermal load considering the TRMS and negative sequence currents The heating up of the motor is determined by the square value of the load current However in case of unbalanced phase currents the negative sequence current also causes additional heating By deploying a protection based on both current components abnormal heating of the ...

Page 154: ...ith a speed of 1 66 percent per second For the motor at standstill that is when the current is below the value of 0 12 x Ir the cooling is expressed as θ θ τ 02 e t GUID 2C640EA9 DF69 42A9 A6A8 3CD20AEC76BD V2 EN Equation 8 θ02 initial thermal level when cooling begins GUID A19F9DF2 2F04 401F AE7A 6CE55F88EB1D V2 EN Figure 67 Thermal behavior The required overload factor and negative sequence curr...

Page 155: ...l level at the beginning of the start up condition of a motor and at the end of the start up condition is available in the monitored data view at theTHERMLEV_ST and THERMLEV_END outputs respectively The activation of the BLOCK input does not have any effect on these outputs Alarm and tripping logic The module generates alarm restart inhibit and tripping signals When the thermal level exceeds the s...

Page 156: ...deactivated when the value of the measured current falls below 12 percent of Current reference or the thermal content drops below 100 percent The activation of the BLOCK input blocks the ALARM BLK_RESTART and OPERATE outputs Section 4 1MRS757454 D Protection functions 150 611 series Technical Manual ...

Page 157: ...640 480 320 160 80 s GUID F3D1E6D3 86E9 4C0A BD43 350003A07292 V1 EN Figure 68 Trip curves when no prior load and p 20 100 Overload factor 1 05 1MRS757454 D Section 4 Protection functions 611 series 151 Technical Manual ...

Page 158: ...80 160 320 480 640 s GUID 44A67C51 E35D 4335 BDBD 5CD0D3F41EF1 V1 EN Figure 69 Trip curves at prior load 1 x FLC and p 100 Overload factor 1 05 Section 4 1MRS757454 D Protection functions 152 611 series Technical Manual ...

Page 159: ... 640 480 320 160 80 s GUID 5CB18A7C 54FC 4836 9049 0CE926F35ADF V1 EN Figure 70 Trip curves at prior load 1 x FLC and p 50 Overload factor 1 05 1MRS757454 D Section 4 Protection functions 611 series 153 Technical Manual ...

Page 160: ...ime loads and long time overloads and which is also used for tripping and another which is used for monitoring the thermal condition of the motor The value of the Weighting factor p setting determines the ratio of the thermal increase of the two curves When the Weighting factor p setting is 100 percent a pure single time constant thermal unit is produced which is used for application with the cabl...

Page 161: ...ect to be protected more closely and the thermal capacity of the object is very well known a value between 50 and 100 percent is required For motor applications where for example two hot starts are allowed instead of three cold starts the value of the setting Weighting factor p being 40 percent has proven to be useful Setting the value of Weighting factor p significantly below 50 percent should be...

Page 162: ... 10 6 8 I Iq 1 05 p 20 50 75 100 x Cold curve GUID B6F9E655 4FFC 4B06 841A 68DADE785BF2 V1 EN Figure 71 The influence of Weighting factor p at prior load 1xFLC timeconstant 640 s and Overload factor 1 05 Section 4 1MRS757454 D Protection functions 156 611 series Technical Manual ...

Page 163: ...tage unbalance typically produces 5 to 7 times higher current unbalance Because the thermal overload protection is based on the highest TRMS value of the phase current the additional heating in stator winding is automatically taken into account For more accurate thermal modeling the Negative Seq factor setting is used for taking account of the rotor heating effect NegativeSeq factor R R R R 2 1 GU...

Page 164: ...d by reducing the load of the motor on a prior alarm The value of Alarm thermal value is set to a level which allows the use of the full thermal capacity of the motor without causing a trip due to a long overload time Generally the prior alarm level is set to a value of 80 to 90 percent of the trip level 4 1 6 6 Signals Table 144 MPTTR Input signals Name Type Default Description I_A SIGNAL 0 Phase...

Page 165: ...constant during the start of motor Time constant stop 80 60000 s 1 500 Motor time constant during the standstill condition of motor Env temperature mode 1 FLC Only 2 Use input 3 Set Amb Temp 1 FLC Only Mode of measuring ambient temperature Env temperature Set 20 0 70 0 C 0 1 40 0 Ambient temperature used when no external temperature measurement available Table 147 MPTTR Non group settings Basic Pa...

Page 166: ...el of protected object 1 00 is the operate level 4 1 6 9 Technical data Table 150 MPTTR Technical data Characteristic Value Operation accuracy Depending on the frequency of the measured current fn 2 Hz Current measurement 1 5 of the set value or 0 002 In at currents in the range of 0 01 4 00 In Operate time accuracy1 2 0 of the theoretical value or 0 50 s 1 Overload current 1 2 Operate level tempe...

Page 167: ...The non directional earth fault protection function EFxPTOC is used as non directional earth fault protection for feeders The function starts and operates when the residual current exceeds the set limit The operate time characteristic for low stage EFLPTOC and high stage EFHPTOC can be selected to be either definite time DT or inverse definite minimum time IDMT The instantaneous stage EFIPTOC alwa...

Page 168: ... The start value multiplication is normally done when the inrush detection function INRPHAR is connected to the ENA_MULT input Timer Once activated the timer activates the START output Depending on the value of the Operating curve type setting the time characteristics are according to DT or IDMT When the operation timer has reached the value of Operate delay time in the DT mode or the maximum valu...

Page 169: ...ion see the IDMT curves for overcurrent protection section in this manual The timer calculates the start duration value START_DUR which indicates the percentage ratio of the start situation and the set operating time The value is available in the monitored data view Blocking logic There are three operation modes in the blocking function The operation modes are controlled by the BLOCK input and the...

Page 170: ...I and RD In addition to this a user programmable curve can be used if none of the standard curves are applicable The user can choose the DT characteristic by selecting the Operating curve type values ANSI Def Time or IEC Def Time The functionality is identical in both cases The following characteristics which comply with the list in the IEC 61850 7 4 specification indicate the characteristics supp...

Page 171: ...y to EFIPTOC or when the DT operation is selected The reset is purely defined by the Reset delay time setting 4 2 1 7 Application EFxPTOC is designed for protection and clearance of earth faults in distribution and sub transmission networks where the neutral point is isolated or earthed via a resonance coil or through low resistance It also applies to solidly earthed networks and earth fault prote...

Page 172: ...gnal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for current multiplier Table 157 EFIPTOC Input signals Name Type Default Description Io SIGNAL 0 Residual current BLOCK BOOLEAN 0 False Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for current multiplier Table 158 EFLPTOC Output signals Name Type Description OPERATE BOOLEAN Operate ...

Page 173: ...Selection of time delay curve type Table 162 EFLPTOC Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Table 163 EFLPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Curve parameter A 0 0086...

Page 174: ...I Norm inv 5 ANSI Def Time 9 IEC Norm inv 10 IEC Very inv 12 IEC Ext inv 15 IEC Def Time 17 Programmable 15 IEC Def Time Selection of time delay curve type Table 166 EFHPTOC Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Table 167 EFHPTOC Non group settings Basic...

Page 175: ...ultiplier for scaling the start value Operate delay time 20 200000 ms 10 20 Operate delay time Table 170 EFIPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 171 EFIPTOC Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 0 60000 ms 1 20 Reset delay time Io signal Sel 1 M...

Page 176: ...racteristic Value Operation accuracy Depending on the frequency of the measured current fn 2 Hz EFLPTOC 1 5 of the set value or 0 002 In EFHPTOC and EFIPTOC 1 5 of set value or 0 002 In at currents in the range of 0 1 10 In 5 0 of the set value at currents in the range of 10 40 In Start time 1 2 Minimum Typical Maximum EFIPTOC IFault 2 set Start value IFault 10 set Start value 16 ms 11 ms 19 ms 12...

Page 177: ... delay time setting C Minimum and default values changed to 20 ms for the Operate delay time setting Minimum value changed to 1 00 x In for the Start value setting D Added a setting parameter for the Measured Io or Calculated Io selection E Internal improvement F Internal improvement Table 177 EFHPTOC Technical revision history Technical revision Change B Minimum and default values changed to 40 m...

Page 178: ...nality The directional earth fault protection function DEFxPDEF is used as directional earth fault protection for feeders The function starts and operates when the operating quantity current and polarizing quantity voltage exceed the set limits and the angle between them is inside the set operating sector The operate time characteristic for low stage DEFLPDEF and high stage DEFHPDEF can be selecte...

Page 179: ...NA_MULT input is active the Start value setting is multiplied by the Start value Mult setting The operating quantity residual current can be selected with the setting Io signal Sel The options are Measured Io and Calculated Io If Measured Io is selected the current ratio for Io channel is given in Configuration Analog inputs Current Io CT If Calculated Io is selected the current ratio is obtained ...

Page 180: ...tart value is 0 577 x Un The calculated Uo requires that all the three phase to earth voltages are connected to the protection relay Uo cannot be calculated from the phase to phase voltages If the Enable voltage limit setting is set to True the magnitude of the polarizing quantity is checked even if the Directional mode was set to Non directional or Allow Non Dir to True The protection relay does ...

Page 181: ...re frozen to 80 degrees respectively Only Min forward angle and Min reverse angle are settable Phase angle 88 The sector maximum values are frozen to 88 degrees Otherwise as Phase angle 80 mode Polarizing quantity selection Neg seq volt is available only in the Phase angle operation mode The directional operation can be selected with the Directional mode setting The alternatives are Non directiona...

Page 182: ... RCA_CTL RCA_CTL affects the Characteristic angle setting The Correction angle setting can be used to improve selectivity due the inaccuracies in the measurement transformers The setting decreases the operation sector The correction can only be used with the IoCos or IoSin modes The polarity of the polarizing quantity can be reversed by setting the Pol reversal to True which turns the polarizing q...

Page 183: ...delay time in the DT mode or the maximum value defined by the inverse time curve the OPERATE output is activated When the user programmable IDMT curve is selected the operation time characteristics are defined by the parameters Curve parameter A Curve parameter B Curve parameter C Curve parameter D and Curve parameter E If a drop off situation happens that is a fault suddenly disappears before the...

Page 184: ...ctivation is preselected with the global setting Blocking mode The Blocking mode setting has three blocking methods In the Freeze timers mode the operation timer is frozen to the prevailing value but the OPERATE output is not deactivated when blocking is activated In the Block all mode the whole function is blocked and the timers are reset In the Block OPERATE output mode the function operates nor...

Page 185: ...etwork φRCA 0 deg Characteristic angle 0 deg GUID 829C6CEB 19F0 4730 AC98 C5528C35A297 V2 EN Figure 76 Definition of the relay characteristic angle RCA 0 degrees in a compensated network Example 2 The Phase angle mode is selected solidly earthed network φRCA 60 deg Characteristic angle 60 deg 1MRS757454 D Section 4 Protection functions 611 series 179 Technical Manual ...

Page 186: ...finition of the relay characteristic angle RCA 60 degrees in a solidly earthed network Example 3 The Phase angle mode is selected isolated network φRCA 90 deg Characteristic angle 90 deg Section 4 1MRS757454 D Protection functions 180 611 series Technical Manual ...

Page 187: ...ve and has a phase shift of 90 degrees compared to the polarizing voltage Consequently the relay characteristic angle RCA should be set to 90 degrees and the operation criteria to IoSin or Phase angle The width of the operating sector in the phase angle criteria can be selected with the settings Min forward angle Max forward angle Min reverse angle or Max reverse angle Figure 79 illustrates a simp...

Page 188: ... in the compensation equipment When measuring the resistive part of the residual current the relay characteristic angle RCA should be set to 0 degrees and the operation criteria to IoCos or Phase angle Figure 80 illustrates a simplified equivalent circuit for a compensated network with an earth fault in phase C A070444 V2 EN Figure 80 Earth fault situation in a compensated network The Petersen coi...

Page 189: ...t to 0 degrees In case the earthing method of the network is temporarily changed from compensated to unearthed due to the disconnection of the arc suppression coil the Characteristic angle setting should be modified correspondingly This can be done using the setting groups or the RCA_CTL input Alternatively the operating sector of the directional earth fault protection function can be extended to ...

Page 190: ...nd Peak to Peak The measurement mode is selected with the Measurement mode setting Table 183 Measurement modes supported by DEFxPDEF stages Measurement mode DEFLPDEF DEFHPDEF RMS x x DFT x x Peak to Peak x x For a detailed description of the measurement modes see the Measurement modes section in this manual Section 4 1MRS757454 D Protection functions 184 611 series Technical Manual ...

Page 191: ...The following characteristics which comply with the list in the IEC 61850 7 4 specification indicate the characteristics supported by different stages Table 184 Timer characteristics supported by different stages Operating curve type DEFLPDEF DEFHPDEF 1 ANSI Extremely Inverse x x 2 ANSI Very Inverse x 3 ANSI Normal Inverse x x 4 ANSI Moderately Inverse x 5 ANSI Definite Time x x 6 Long Time Extrem...

Page 192: ... operation area is limited with the Min forward angle and Max forward angle settings The reverse operation area is limited with the Min reverse angle and Max reverse angle settings The sector limits are always given as positive degree values In the forward operation area the Max forward angle setting gives the clockwise sector and the Min forward angle setting correspondingly the counterclockwise ...

Page 193: ...een the polarizing and operating quantity is in both the forward and the reverse sectors that is the sectors are overlapping 3 both If the Allow Non Dir setting is False the directional operation forward reverse is not allowed when the measured polarizing or operating quantities are invalid that is their magnitude is below the set minimum values The minimum values can be defined with the settings ...

Page 194: ...operation criterion Iocos φ IoCos Actual operation criterion Iocos φ Actual operation criterion Iosin φ When the Iosin φ or Iocos φ criterion is used the component indicates a forward or reverse type fault through the FAULT_DIR and DIRECTION outputs in which 1 equals a forward fault and 2 equals a reverse fault Directional operation is not allowed the Allow non dir setting is False when the measur...

Page 195: ...e 83 Operating characteristic Iosin φ in forward fault The operating sector is limited by angle correction that is the operating sector is 180 degrees 2 angle correction Example 2 Iosin φ criterion selected reverse type fault FAULT_DIR 2 1MRS757454 D Section 4 Protection functions 611 series 189 Technical Manual ...

Page 196: ...osin φ in reverse fault Example 3 Iocos φ criterion selected forward type fault FAULT_DIR 1 GUID 11E40C1F 6245 4532 9199 2E2F1D9B45E4 V2 EN Figure 85 Operating characteristic Iocos φ in forward fault Example 4 Section 4 1MRS757454 D Protection functions 190 611 series Technical Manual ...

Page 197: ...d Max reverse angle settings cannot be set but they have a fixed value of 80 degrees The sector limits of the fixed sectors are rounded The sector rounding is used for cancelling the CT measurement errors at low current amplitudes When the current amplitude falls below three percent of the nominal current the sector is reduced to 70 degrees at the fixed sector side This makes the protection more s...

Page 198: ...gle 1 80 deg 70 deg Operating zone Non operating zone 3 of In 1 of In GUID 49D23ADF 4DA0 4F7A 8020 757F32928E60 V2 EN Figure 88 Phase angle 80 amplitude Directional mode Forward Phase angle 88 The operation criterion phase angle 88 is selected with the Operation mode setting using the value Phase angle 88 Section 4 1MRS757454 D Protection functions 192 611 series Technical Manual ...

Page 199: ...nt of the nominal current the sector limit increases linearly from 73 degrees to 85 degrees If the current amplitude is between 20 100 percent of the nominal current the sector limit increases linearly from 85 degrees to 88 degrees If the current amplitude is more than 100 percent of the nominal current the sector limit is 88 degrees There is no sector rounding on the other side of the sector GUID...

Page 200: ...ating sector It can also be based on measuring either the reactive part Iosin φ or the active part Iocos φ of the residual current In isolated networks or in networks with high impedance earthing the phase to earth fault current is significantly smaller than the short circuit currents In addition the magnitude of the fault current is almost independent of the fault location in the network The func...

Page 201: ...for phase angle Alternatively Iocos φ operation can be used In solidly earthed networks the Characteristic angle is typically set to 60 degrees for the phase angle Alternatively Iosin φ operation can be used with a reversal polarizing quantity The polarizing quantity can be rotated 180 degrees by setting the Pol reversal parameter to True or by switching the polarity of the residual voltage measur...

Page 202: ...e Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for current multiplier RCA_CTL BOOLEAN 0 False Relay characteristic angle control Table 189 DEFHPDEF Input signals Name Type Default Description Io SIGNAL 0 Residual current Uo SIGNAL 0 Residual voltage BLOCK BOOLEAN 0 False Block signal for activating the blocking mode ENA_MULT BOOLEAN 0 False Enable signal for...

Page 203: ... Very inv 3 ANSI Norm inv 4 ANSI Mod inv 5 ANSI Def Time 6 L T E inv 7 L T V inv 8 L T inv 9 IEC Norm inv 10 IEC Very inv 11 IEC inv 12 IEC Ext inv 13 IEC S T inv 14 IEC L T inv 15 IEC Def Time 17 Programmable 18 RI type 19 RD type 15 IEC Def Time Selection of time delay curve type Operate delay time 50 200000 ms 10 50 Operate delay time Characteristic angle 179 180 deg 1 90 Characteristic angle M...

Page 204: ...0 1 1 0 Parameter E for customer programmable curve Table 195 DEFLPDEF Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 0 60000 ms 1 20 Reset delay time Minimum operate time 50 60000 ms 1 50 Minimum operate time for IDMT curves Allow Non Dir 0 False 1 True 0 False Allows prot activation as non dir when dir info is invalid Measurement mode 1 RMS 2 DF...

Page 205: ... angle 0 180 deg 1 80 Minimum phase angle in forward direction Min reverse angle 0 180 deg 1 80 Minimum phase angle in reverse direction Voltage start value 0 010 1 000 xUn 0 001 0 010 Voltage start value Table 197 DEFHPDEF Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset cur...

Page 206: ...te voltage 0 01 1 00 xUn 0 01 0 01 Minimum operating voltage Correction angle 0 0 10 0 deg 0 1 0 0 Angle correction Pol reversal 0 False 1 True 0 False Rotate polarizing quantity Io signal Sel 1 Measured Io 2 Calculated Io 1 Measured Io Selection for used Io signal Uo signal Sel 1 Measured Uo 2 Calculated Uo 1 Measured Uo Selection for used Uo signal Pol quantity 3 Zero seq volt 4 Neg seq volt 3 Z...

Page 207: ...d 2 backward 3 both Detected fault direction START_DUR FLOAT32 0 00 100 00 Ratio of start time operate time DIRECTION Enum 0 unknown 1 forward 2 backward 3 both Direction information ANGLE_RCA FLOAT32 180 00 180 00 deg Angle between operating angle and characteristic angle ANGLE FLOAT32 180 00 180 00 deg Angle between polarizing and operating quantity I_OPER FLOAT32 0 00 40 00 xIn Calculated opera...

Page 208: ... value 58 ms 62 ms 66 ms Reset time Typically 40 ms Reset ratio Typically 0 96 Retardation time 30 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms Operate time accuracy in inverse time mode 5 0 of the theoretical value or 20 ms 3 Suppression of harmonics RMS No suppression DFT 50 dB at f n fn where n 2 3 4 5 Peak to Peak No suppression 1 Measurement mode default depend...

Page 209: ...x forward angle setting Start value step changed to 0 005 C Added a setting parameter for the Measured Io or Calculated Io selection and setting parameter for the Measured Uo Calculated Uo or Neg seq volt selection for polarization The sector default setting values are changed from 88 degrees to 80 degrees D Step value changed from 0 05 to 0 01 for the Time multiplier setting E Unit added to calcu...

Page 210: ...ion outputs timers or the function itself if desired 4 2 3 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Off The operation of INTRPTEF can be described with a module diagram All the modules in the diagram are explained in the next sections BLK_EF OPERATE Io Uo BLOCK START Timer 2 t Timer 1 Transient detector ...

Page 211: ...ting for residual voltage start value is 0 577 Un Calculated Uo requires that all three phase to earth voltages are connected to the protection relay Uo cannot be calculated from the phase to phase voltages Transient detector The Transient detector module is used for detecting transients in the residual current and residual voltage signals The transient detection is supervised with a settable curr...

Page 212: ... is kept activated until the Uo level exceeds the set value or in case of a drop off the drop off duration is shorter than the set Reset delay time In the Intermittent EF mode when the start transient of the fault is detected and the Uo level exceeds the set Voltage start value the Timer 1 is activated When a required number of intermittent earth fault transients set with the Peak counter limit se...

Page 213: ...lay time and one additional transient is detected during the drop off cycle The Reset delay time starts to elapse from each detected transient peak In case there is no OPERATE activation for example the fault disappears momentarily START stays activated until the Reset delay time elapses that is reset takes place if time between transients is more than Reset delay time After OPERATE activation a f...

Page 214: ...the BLK_EF output is active the BLK_EF output is deactivated Blocking logic There are three operation modes in the blocking function The operation modes are controlled by the BLOCK input and the global setting Configuration System Blocking mode which selects the blocking mode The BLOCK input can be controlled by a binary input a horizontal communication input or an internal signal of the protectio...

Page 215: ...ture gradually penetrates the cable insulation This eventually reduces the voltage withstand of the insulation leading to a series of cable insulation breakdowns The fault is initiated as the phase to earth voltage exceeds the reduced insulation level of the fault point and mostly extinguishes itself as the fault current drops to zero for the first time as shown in Figure 96 As a result very short...

Page 216: ...on transient in nature only the initial fault transient in current and voltage can be measured whereas the intermittent fault creates repetitive transients GUID CC4ADDEA EE11 4011 B184 F873473EBA9F V1 EN Figure 97 Example of earth fault transients including discharge and charge transient components when a permanent fault occurs in a 20 kV network in phase C 4 2 3 6 Signals Table 205 INTRPTEF Input...

Page 217: ... 2 Calculated Uo 1 Measured Uo Selection for used Uo signal Table 209 INTRPTEF Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 40 60000 ms 1 500 Reset delay time Peak counter limit 2 20 1 2 Min requirement for peak counter before start in IEF mode Min operate current 0 01 1 00 xIn 0 01 0 01 Minimum operating current for transient detector 4 2 3 8 M...

Page 218: ...mum value changed from 0 ms to 40 ms for the Reset delay time setting D Voltage start value description changed from Voltage start value for transient EF to Voltage start value since the start value is effective in both operation modes Added support for calculated Uo Uo source measured calculated can be selected with Uo signal Sel Voltage start value setting minimum changed from 0 10 to 0 05 E Min...

Page 219: ...rts and operates when the differential current exceeds the set limit The operate time characteristics are according to definite time DT The function contains a blocking functionality It is possible to block the function outputs timer or the whole function 4 3 1 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Of...

Page 220: ...mer module is activated if the differential current exceeds the value of the Operate value setting Timer Once activated Timer activates the START output The time characteristic is according to DT When the operation timer reaches the value set by Minimum operate time the OPERATE output is activated If the fault disappears before the module operates the reset timer is activated If the reset timer re...

Page 221: ...lication HIxPDIF provides a secure and dependable protection scheme against all types of faults The high impedance principle is used for differential protection due to its capability to manage the through faults also with the heavy current transformer CT saturation For current transformer recommendations see the Requirements for measurement transformers section in this manual High impedance princi...

Page 222: ...oming and outgoing feeder To keep it simple the voltage dependent resistor Ru is not included The wiring resistances are presented as total wiring resistances Rm1 and Rm2 Rm1 is the maximum wiring resistance concerning all incoming feeder sets whereas Rm2 is the maximum wiring resistance concerning all outgoing feeder sets The lower part of Figure 101 shows the voltage balance when there is no fau...

Page 223: ...nt If an in zone fault occurs the secondary currents have the same direction The relay measures the sum of the currents as a differential and trips the circuit breaker If the faultcurrentgoesthrough onlyoneCT itssecondaryemfmagnetizestheoppositeCT that is E1 E2 Id Rs Rm1 Rin1 Rin2 Rm2 E1 U E2 U E1 E2 GUID CB3CACF7 A2D5 4D76 83B3 44F6AD6D2F9B V1 EN Figure 102 Equivalent circuit in case of in zone f...

Page 224: ...o flow through the saturated CT As a result the relay operation is avoided that is the relay operation is stabilized against the CT saturation at through fault current The stabilizing voltage Us is the basis of all calculations Id Rs Rm1 Rin1 Rin2 Rm2 E1 U E2 U I x Rm2 Rin2 E1 E2 0 Saturated CT GUID 137DF2DA 9768 4430 8A8E 1986CA9EFD03 V1 EN Figure 103 Equivalent circuit in case of the CT saturati...

Page 225: ...tection zone that is currents with positive value must be equal to currents that flow out of the protection zone that is currents with negative value at any instant of time Figure 105 shows an example of a phase segregated single busbar protection employing high impedance differential protection The example system consists of a single incoming busbar feeder and two outgoing busbar feeders The CTs ...

Page 226: ...f the busbar handles the current flow independently that is the instantaneous incoming current is equal to the total instantaneous outgoing current and the difference current is negligible The difference current is no longer zero with a fault in the busbar and the protection operates With the bus coupler in the closed position the current also flows from one busbar section to another busbar sectio...

Page 227: ...fferential protection on busbar with bus coupler Single phase representation 4 3 1 6 Example calculations for busbar high impedance differential protection The protected object in the example for busbar differential protection is a single bus system with two zones of protection 1MRS757454 D Section 4 Protection functions 611 series 221 Technical Manual ...

Page 228: ...fferential protection Bus data Un 20 kV In 2000 A Ikmax 25 kA 10 feeders per protected zone including bus coupler and incomer CT data is assumed to be CT 2000 1 A Rin 15 75 Ω Ukn 436 V Ie 7 mA at Ukn Rm 1Ω Section 4 1MRS757454 D Protection functions 222 611 series Technical Manual ...

Page 229: ...0 V2 EN Equation 16 The resistance of the stabilizing resistor is calculated based on Equation 17 R V A S 209 37 0 034 6160 Ω GUID A240913A 74ED 4A49 8746 182E0F53824F V1 EN Equation 17 The calculated value is the maximum value for the stabilizing resistor If the value is not available the next available value below should be selected and the protection relay setting current is tuned according to ...

Page 230: ...B0976 V1 EN Equation 23 The sensitivity of the protection can be recalculated taking into account the leakage current through the VDR as per Equation 24 I A A A A prim 2000 0 035 10 0 0034 0 002 142 GUID 1C855302 2D84 4B81 8DD8 EC3B1EAE1315 V2 EN Equation 24 4 3 1 7 Signals Table 213 HIAPDIF Input signals Name Type Default Description I_A SIGNAL 0 Phase A current BLOCK BOOLEAN 0 False Block signal...

Page 231: ...ominal current Minimum operate time 20 300000 ms 10 20 Minimum operate time Table 220 HIAPDIF Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 221 HIAPDIF Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 0 60000 ms 10 20 Reset delay time Table 222 HIBPDIF Group settings Ba...

Page 232: ... current Minimum operate time 20 300000 ms 10 20 Minimum operate time Table 226 HICPDIF Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 227 HICPDIF Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 0 60000 ms 10 20 Reset delay time 4 3 1 9 Monitored data Table 228 HIAPDIF ...

Page 233: ...02 In Start time1 2 Minimum Typical Maximum IFault 2 0 set Start value 12 ms 16 ms 24 ms IFault 10 set Start value 10 ms 12 ms 14 ms Reset time 40 ms Reset ratio Typically 0 96 Retardation time 35 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms 1 Measurement mode default depends on stage current before fault 0 0 In fn 50 Hz fault current with nominal frequency injected...

Page 234: ...nductors The function is based on the measurement of the negative sequence current In a fault situation the function starts when the negative sequence current exceeds the set limit The operate time characteristics can be selected to be either definite time DT or inverse definite minimum time IDMT In the DT mode the function operates after a predefined operate time and resets when the fault current...

Page 235: ...tivated When the user programmable IDMT curve is selected the operation time characteristics are defined by the parameters Curve parameter A Curve parameter B Curve parameter C Curve parameter D and Curve parameter E If a drop off situation happens that is a fault suddenly disappears before the operate delay is exceeded the timer reset state is activated The functionality of the timer in the reset...

Page 236: ... input a horizontal communication input or an internal signal of the protection relay s program The influence of the BLOCK signal activation is preselected with the global setting Blocking mode The Blocking mode setting has three blocking methods In the Freeze timers mode the operation timer is frozen to the prevailing value but the OPERATE output is not deactivated when blocking is activated In t...

Page 237: ...hine and can result in severe damages even over a relatively short time period Multiple time curves and time multiplier settings are also available for coordinating with other devices in the system 4 4 1 6 Signals Table 233 NSPTOC Input signals Name Type Default Description I2 SIGNAL 0 Negative phase sequence current BLOCK BOOLEAN 0 False Block signal for activating the blocking mode ENA_MULT BOOL...

Page 238: ...lection of time delay curve type Table 236 NSPTOC Group settings Advanced Parameter Values Range Unit Step Default Description Type of reset curve 1 Immediate 2 Def time reset 3 Inverse reset 1 Immediate Selection of reset curve type Table 237 NSPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Curve parameter A 0 0086 120...

Page 239: ...current fn 2 Hz 1 5 of the set value or 0 002 In Start time 1 2 Minimum Typical Maximum IFault 2 set Start value IFault 10 set Start value 23 ms 15 ms 26 ms 18 ms 28 ms 20 ms Reset time Typically 40 ms Reset ratio Typically 0 96 Retardation time 35 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms Operate time accuracy in inverse time mode 5 0 of the theoretical value or...

Page 240: ...688 V1 EN Figure 110 Function block 4 4 2 3 Functionality The phase discontinuity protection function PDNSPTOC is used for detecting unbalance situations caused by broken conductors The function starts and operates when the unbalance current I2 I1 exceeds the set limit To prevent faulty operation at least one phase current needs to be above the minimum level PDNSPTOC operates with DT characteristi...

Page 241: ...imit to enable the level detector module Timer Once activated the timer activates the START output The time characteristic is according to DT When the operation timer has reached the value set by Operate delay time the OPERATE output is activated If the fault disappears before the module operates the reset timer is activated If the reset timer reaches the value set by Reset delay time the operate ...

Page 242: ...uctors in distribution and subtransmission networks The function is applicable for both overhead lines and underground cables The operation of PDNSPTOC is based on the ratio of the positive sequence and negative sequence currents This gives a better sensitivity and stability compared to plain negative sequence current protection since the calculated ratio of positive sequence and negative sequence...

Page 243: ... SIGNAL 0 Phase A current I_B SIGNAL 0 Phase B current I_C SIGNAL 0 Phase C current BLOCK BOOLEAN 0 False Block signal for activating the blocking mode Table 243 PDNSPTOC Output signals Name Type Description OPERATE BOOLEAN Operate START BOOLEAN Start 4 4 2 7 Settings Table 244 PDNSPTOC Group settings Basic Parameter Values Range Unit Step Default Description Start value 10 100 1 10 Start value Op...

Page 244: ...UR FLOAT32 0 00 100 00 Ratio of start time operate time RATIO_I2_I1 FLOAT32 0 00 999 99 Measured current ratio I2 I1 PDNSPTOC Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status 4 4 2 9 Technical data Table 248 PDNSPTOC Technical data Characteristic Value Operation accuracy Depending on the frequency of the measured current fn 2 Hz 2 of the set value Start time 70 ms Reset time Typically 40 ms ...

Page 245: ...e phases to a three phase motor by monitoring the negative phase sequence current I2 of the motor PREVPTOC starts and operates when I2 exceeds the set limit PREVPTOC operates on definite time DT characteristics PREVPTOC is based on the calculated I2 and the function detects too high I2 values during the motor start up The excessive I2 values are caused by incorrectly connected phases which in turn...

Page 246: ...value is available in the monitored data view 4 4 3 5 Application The rotation of a motor in the reverse direction is not a desirable operating condition When the motor drives fans and pumps for example and the rotation direction is reversed due to a wrong phase sequence the driven process can be disturbed and the flow of the cooling air of the motor can become reversed too With a motor designed o...

Page 247: ... Step Default Description Start value 0 05 1 00 xIn 0 01 0 75 Start value Operate delay time 100 60000 ms 10 100 Operate delay time Table 253 PREVPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On 4 4 3 8 Monitored data Table 254 PREVPTOC Monitored data Name Type Values Range Unit Description START_DUR FLOAT32 0 00 100 00 R...

Page 248: ...urrent before 0 0 fn 50 Hz results based on statistical distribution of 1000 measurements 2 Includes the delay of the signal output contact 4 4 3 10 Technical revision history Table 256 PREVPTOC Technical revision history Technical revision Change B Internal improvement 4 4 4 Negative sequence overcurrent protection for machines MNSPTOC 4 4 4 1 Identification Function description IEC 61850 identif...

Page 249: ...the diagram are explained in the next sections GUID F890E844 B9C9 4E99 A51F 6EAB19B5239B V1 EN Figure 117 Functional module diagram Level detector The calculated negative sequence current is compared to the Start value setting If the measured value exceeds the Start value setting the function activates the timer module Timer Once activated the timer activates the START output Depending on the valu...

Page 250: ...ation time The value is available in the monitored data view 4 4 4 5 Timer characteristics MNSPTOC supports both DT and IDMT characteristics The DT timer characteristics can be selected with ANSI Def Time or IEC Def Time in the Operating curve type setting The functionality is identical in both cases When the DT characteristics are selected the functionality is only affected by the Operate delay t...

Page 251: ... is t s k I Ir 2 2 GUID D8A4A304 6C63 4BA4 BAEA E7891504557A V1 EN Equation 26 t s Operate time in seconds k Set Machine time Mult I2 Negative sequence current Ir Set Rated current 1MRS757454 D Section 4 Protection functions 611 series 245 Technical Manual ...

Page 252: ...current drops below the Start value setting the reset time is defined as t s a b 100 GUID 8BE4B6AC FB61 4D30 B77B 3E599D5BAE81 V1 EN Equation 27 t s Reset time in seconds a set Cooling time b percentage of start time elapse START_DUR Section 4 1MRS757454 D Protection functions 246 611 series Technical Manual ...

Page 253: ...period elapses without a fault being detected the operate timer is reset and the saved values of start time and integration are cleared Inv curve B The inverse time equation for curve type B is t s k I I I I r S r 2 2 2 GUID 805DCB50 71D2 4721 830B 3343E1A5500B V1 EN Equation 28 t s Operate time in seconds k Machine time Mult I2 Negative sequence current IS Set Start value Ir Set Rated current 1MR...

Page 254: ...ot reset instantaneously Resetting depends on the equation or the Cooling time setting The timer is reset in two ways When the negative sequence current drops below start value the subtraction in the denominator becomes negative and the cumulative sum starts to decrease The decrease in the sum indicates the cooling of the machine and the cooling speed Section 4 1MRS757454 D Protection functions 24...

Page 255: ...roduces phase currents approximately 1 7 times the previous load in each healthy phase and zero current in the open phase The negative sequence currents flow through the stator windings inducing negative sequence voltage in the rotor windings This can result in a high rotor current that damages the rotor winding The frequency of the induced current is approximately twice the supply frequency Due t...

Page 256: ...0000 ms 10 1000 Operate delay time Table 260 MNSPTOC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Maximum operate time 500000 7200000 ms 1000 1000000 Max operate time regardless of the inverse characteristic Minimum operate time 100 120000 ms 1 100 Minimum operate time for IDMT curves Cooling time 5 7200 s 1 50 Time requir...

Page 257: ...e 23 25 ms 28 ms Reset time Typically 40 ms Reset ratio Typically 0 96 Retardation time 35 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms Operate time accuracy in inverse time mode 5 0 of the theoretical value or 20 ms3 Suppression of harmonics DFT 50 dB at f n fn where n 2 3 4 5 1 Negative sequence current before 0 0 fn 50 Hz results based on statistical distribution...

Page 258: ...ation and cause insulation breakdown The three phase overvoltage function includes a settable value for the detection of overvoltage either in a single phase two phases or three phases PHPTOV includes both definite time DT and inverse definite minimum time IDMT characteristics for the delay of the trip The function contains a blocking functionality It is possible to block function outputs timer or...

Page 259: ... phase to phase voltages for protection For the voltage IDMT operation mode the used IDMT curve equations contain discontinuity characteristics The Curve Sat relative setting is used for preventing undesired operation For a more detailed description of the IDMT curves and the use of the Curve Sat Relative setting see the IDMT curve saturation of the over voltage protection section in this manual P...

Page 260: ...r is reset and the START output is deactivated When the IDMT operate time curve is selected the functionality of the Timer in the drop off state depends on the combination of theType of reset curve Type of time reset and Reset delay time settings Table 265 Reset time functionality when IDMT operation time curve selected Reset functionality Setting Type of reset curve Setting Type of time reset Set...

Page 261: ...tting is used for scaling the IDMT operate times The Minimum operate time setting parameter defines the minimum desired operate time for IDMT The setting is applicable only when the IDMT curves are used The Minimum operate time setting should be used with care because the operation time is according to the IDMT curve but always at least the value of the Minimum operate time setting For more inform...

Page 262: ...is frozen to the prevailing value but the OPERATE output is not deactivated when blocking is activated In the Block all mode the whole function is blocked and the Timers are reset In the Block OPERATE output mode the function operates normally but the OPERATE output is not activated The Freeze timers mode of blocking has no effect during the inverse reset mode 4 5 1 5 Timer characteristics The ope...

Page 263: ...l voltage due to the trapped field flux and overspeed If a load sensitive to overvoltage remains connected it leads to equipment damage It is essential to provide power frequency overvoltage protection in the form of time delayed element either IDMT or DT to prevent equipment damage 4 5 1 7 Signals Table 267 PHPTOV Input signals Name Type Default Description U_A_AB SIGNAL 0 Phase to earth voltage ...

Page 264: ...reeze Op timer Selection of time reset Table 271 PHPTOV Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Num of start phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases required for operate activation Curve parameter A 0 005 200 000 1 1 000 Parameter A for customer programmable curve Curve parameter B ...

Page 265: ...nding on the frequency of the measured voltage fn 2 Hz 1 5 of the set value or 0 002 Un Start time1 2 Minimum Typical Maximum UFault 1 1 set Start value 23 ms 27 ms 31 ms Reset time Typically 40 ms Reset ratio Depends on the set Relative hysteresis Retardation time 35 ms Operate time accuracy in definite time mode 1 0 of the set value or 20 ms Operate time accuracy in inverse time mode 5 0 of the ...

Page 266: ...ck 4 5 2 3 Functionality The three phase undervoltage protection function PHPTUV is used to disconnect from the network devices for example electric motors which are damaged when subjected to service under low voltage conditions PHPTUV includes a settable value for the detection of undervoltage either in a single phase two phases or three phases The function contains a blocking functionality It is...

Page 267: ... equations contain discontinuity characteristics The Curve Sat relative setting is used for preventing unwanted operation For more detailed description on IDMT curves and usage of Curve Sat Relative setting see the IDMT curves for under voltage protection section in this manual The level detector contains a low level blocking functionality for cases where one of the measured voltages is below the ...

Page 268: ...are selected the reset timer runs until the set Reset delay time value is exceeded If the drop off situation exceeds the set Reset delay time the Timer is reset and the START output is deactivated When the IDMT operate time curve is selected the functionality of the Timer in the drop off state depends on the combination of theType of reset curve Type of time reset and Reset delay time settings Tab...

Page 269: ...operate times The Minimum operate time setting parameter defines the minimum desired operate time for IDMT The setting is applicable only when the IDMT curves are used The Minimum operate time setting should be used with care because the operation time is according to the IDMT curve but always at least the value of the Minimum operate time setting For more information see the IDMT curves for overc...

Page 270: ...set In the Block OPERATE output mode the function operates normally but the OPERATE output is not activated The Freeze timers mode of blocking has no effect during the Inverse reset mode 4 5 2 5 Timer characteristics The operating curve types supported by PHPTUV are Table 277 Supported IDMT operate curve types Operating curve type 5 ANSI Def Time 15 IEC Def Time 21 Inv Curve A 22 Inv Curve B 23 Pr...

Page 271: ...ls Table 278 PHPTUV Input signals Name Type Default Description U_A_AB SIGNAL 0 Phase to earth voltage A or phase to phase voltage AB U_B_BC SIGNAL 0 Phase to earth voltage B or phase to phase voltage BC U_C_CA SIGNAL 0 Phase to earth voltage C or phase to phase voltage CA BLOCK BOOLEAN 0 False Block signal for activating the blocking mode Table 279 PHPTUV Output signals Name Type Description OPER...

Page 272: ...0 0 Parameter C for customer programmable curve Curve parameter D 0 000 60 000 1 0 000 Parameter D for customer programmable curve Curve parameter E 0 000 3 000 1 1 000 Parameter E for customer programmable curve Voltage selection 1 phase to earth 2 phase to phase 2 phase to phase Parameter to select phase or phase to phase voltages Table 283 PHPTUV Non group settings Advanced Parameter Values Ran...

Page 273: ...ms Operate time accuracy in inverse time mode 5 0 of the theoretical value or 20 ms3 Suppression of harmonics DFT 50 dB at f n fn where n 2 3 4 5 1 Start value 1 0 Un Voltage before fault 1 1 Un fn 50 Hz undervoltage in one phase to phase with nominal frequency injected from random phase angle results based on statistical distribution of 1000 measurements 2 Includes the delay of the signal output ...

Page 274: ...earthing The function starts when the residual voltage exceeds the set limit ROVPTOV operates with the definite time DT characteristic The function contains a blocking functionality It is possible to block function outputs the definite timer or the function itself if desired 4 5 3 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter ...

Page 275: ...V 100V The residual voltage start value of 1 0 Un corresponds to 1 0 20 000 kV 20 000 kV in the primary If Calculated Uo is selected the nominal value of residual voltage is always phase to phase voltage Thus the valid maximum setting for residual voltage Start value is 0 577 Un The calculated Uo requires that all three phase to earth voltages are connected to the protection relay Uo cannot be cal...

Page 276: ...epending on the type of the fault and the fault resistance the residual voltage reaches different values The highest residual voltage equal to the phase to earth voltage is achieved for a single phase earth fault The residual voltage increases approximately the same amount in the whole system and does not provide any guidance in finding the faulty component Therefore this function is often used as...

Page 277: ...ge Unit Step Default Description Reset delay time 0 60000 ms 1 20 Reset delay time 4 5 3 8 Monitored data Table 292 ROVPTOV Monitored data Name Type Values Range Unit Description START_DUR FLOAT32 0 00 100 00 Ratio of start time operate time ROVPTOV Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status 4 5 3 9 Technical data Table 293 ROVPTOV Technical data Characteristic Value Operation accuracy...

Page 278: ...e sequence overvoltage protection NSPTOV 4 5 4 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Negative sequence overvoltage protection NSPTOV U2 47O 4 5 4 2 Function block GUID F94BCCE8 841F 405C B659 3EF26F959557 V1 EN Figure 128 Function block 4 5 4 3 Functionality The negative sequence overvoltage protection function NSPTOV ...

Page 279: ...imer resets and the START output is deactivated The timer calculates the start duration value START_DUR which indicates the percentage ratio of the start situation and the set operation time The value is available in the monitored data view Blocking logic There are three operation modes in the blocking function The operation modes are controlled by the BLOCK input and the global setting in Configu...

Page 280: ...OV operation can be applied as a backup protection or it can be used as an alarm The latter can be applied when it is not required to trip loads tolerating voltage unbalance better than the rotating machines If there is a considerable degree of voltage unbalance in the network the rotating machines should not be connected to the network at all This logic can be implemented by inhibiting the closur...

Page 281: ...gs Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 299 NSPTOV Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay time 0 60000 ms 1 20 Reset delay time 4 5 4 8 Monitored data Table 300 NSPTOV Monitored data Name Type Values Range Unit Description START_DUR FLOAT32 0 00 100 00 Ratio of start time op...

Page 282: ...gative sequence voltage before fault 0 0 Un fn 50 Hz negative sequence overvoltage with nominal frequency injected from random phase angle results based on statistical distribution of 1000 measurements 2 Includes the delay of the signal output contact 4 5 4 10 Technical revision history Table 302 NSPTOV Technical revision history Technical revision Change B Internal change C Internal improvement D...

Page 283: ...ite time DT characteristics The function contains a blocking functionality It is possible to block function outputs the definite timer or the function itself if desired 4 5 5 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Off The operation of PSPTUV can be described using a module diagram All the modules in th...

Page 284: ...ethods In the Freeze timers mode the operation timer is frozen to the prevailing value but the OPERATE output is not deactivated when blocking is activated In the Block all mode the whole function is blocked and the timers are reset In the Block OPERATE output mode the function operates normally but the OPERATE output is not activated 4 5 5 5 Application PSPTUV can be applied for protecting a powe...

Page 285: ...ion the condition of the generator itself is normal but the phase angle and the frequency of the phase to phase voltage can be different from the corresponding voltage in the rest of the network The island can have a frequency of its own relatively fast when fed by a small power station with a low inertia PSPTUV complements other loss of grid protection principles based on the frequency and voltag...

Page 286: ...Relative hysteresis for operation 4 5 5 8 Monitored data Table 309 PSPTUV Monitored data Name Type Values Range Unit Description START_DUR FLOAT32 0 00 100 00 Ratio of start time operate time PSPTUV Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status 4 5 5 9 Technical data Table 310 PSPTUV Technical data Characteristic Value Operation accuracy Depending on the frequency of the measured voltage ...

Page 287: ...4 5 5 10 Technical revision history Table 311 PSPTUV Technical revision history Technical revision Change B C Internal improvement D Internal improvement 4 6 Frequency protection FRPFRQ 4 6 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Frequency protection FRPFRQ f f df dt 81 4 6 2 Function block GUID 744529D8 E976 4AFD AA77 8...

Page 288: ...frequency detection module includes an overfrequency or underfrequency detection based on the Operation mode setting In the Freq mode the measured frequency is compared to the set Start value Freq If the measured value exceeds the set value of the Start value Freq setting the module reports the exceeding of the value to the operate logic module In the Freq mode the measured frequency is compared t...

Page 289: ...ion operates independently as the overfrequency Freq protection function When the measured frequency exceeds the set value of the Start value Freq setting the module activates the START and STR_OFRQ outputs The time characteristic is according to DT When the operation timer has reached the value set by the Operate Tm Freq setting the OPERATE and OPR_OFRQ outputs are activated If the frequency rest...

Page 290: ...Freq OR df dt A parallel operation between the protection methods is enabled The START output is activated when either of the measured values of the protection module exceeds its set value Detailed information about the active module is available at the STR_UFRQ and STR_FRG outputs The shortest operate delay time from the set Operate Tm Freq or Operate Tm df dt is dominant regarding the OPERATE ou...

Page 291: ...all mode the whole function is blocked and the timers are reset In the Block OPERATE output mode the function operates normally but the OPERATE output is not activated 4 6 5 Application The frequency protection function uses the positive phase sequence voltage to measure the frequency reliably and accurately The system frequency stability is one of the main principles in the distribution and trans...

Page 292: ...smission DC systems and gas turbine startup The frequency gradient is often used in combination with a low frequency signal especially in smaller power systems where the loss of a large generator requires quick remedial actions to secure the power system integrity In such situations the load shedding actions are required at a rather high frequency level However in combination with a large negative...

Page 293: ... delay time for frequency rate of change Table 317 FRPFRQ Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 318 FRPFRQ Non group settings Advanced Parameter Values Range Unit Step Default Description Reset delay Tm Freq 0 60000 ms 1 0 Reset delay time for frequency Reset delay Tm df dt 0 60000 ms 1 0 Reset delay time for ...

Page 294: ... revision Change B Step value changed from 0 001 to 0 0001 for the Start value Freq and Start value Freq settings C df dt setting step changed from 0 005 Fn s to 0 0025 Fn s D Internal improvement 4 7 Motor start up supervision STTPMSU 4 7 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Motor start up supervision STTPMSU Is2t n ...

Page 295: ...checking if the rotor is able to rotate or not This feature operates after a predefined operating time STTPMSU also protects the motor from an excessive number of start ups Upon exceeding the specified number of start ups within certain duration STTPMSU blocks further starts The restart of the motor is also inhibited after each start and continues to be inhibited for a set duration When the lock o...

Page 296: ...detected by monitoring the TRMS currents In the IIt stall CB mode the function calculates the thermal stress of the motor during the start up condition but the start up condition is detected by monitoring the TRMS current as well as the circuit breaker status In both the IIt stall and IIt stall CB mode the function also checks for motor stalling by monitoring the speed switch When the measured cur...

Page 297: ...act is closed first in which case the phase current value rises above 0 1 pu and after some delay the CB auxiliary contact gives the information of the CB_CLOSED input In some cases the CB_CLOSED input can be active but the value of current may not be greater than the value of the Motor standstill A setting To allow both possibilities a time slot of 200 milliseconds is provided for current and the...

Page 298: ...e of this time delay setting is to allow for short interruptions in the current without changing the state of the MOT_START output In this mode of operation the value of the setting is in the range of around 100 milliseconds In the IIt CB or IIt stall CB modes the purpose of this setting is to check for the life of the protection scheme after the CB_CLOSED input has been activated Based on the val...

Page 299: ...ect the motor from thermal stress during starting The advantage of this method over the traditional definite time overcurrent protection is that when the motor is started with a reduced voltage as in the star delta starting method the starting current is lower This allows more starting time for the motor since the module is monitoring the integral of I t The module calculates the accumulated heat ...

Page 300: ...ng the percent ratio of the start situation and the set value of Lock rotor time The value is available in the Monitored data view The activation of the BLOCK input signal resets the operation time and deactivates the OPR_STALL output Cumulative start up protection This module protects the motor from an excessive number of start ups Whenever the motor is started the latest value of START_TIME is a...

Page 301: ...m the Clear menu The old Number of motor start ups occurred counter value START_CNT can be taken into use by writing the value to the Ini start up counter parameter and resetting the value via the Clear menu from WHMI or LHMI The calculated values of T_RST_ENA T_ST_CNT and START_CNT are available in the Monitored data view The activation of the BLK_LK_ST input signal deactivates the LOCK_START out...

Page 302: ...nt function because of the higher thermal stress developed during starting During the start up the current surge imposes a thermal strain on the rotor This is exaggerated as the air flow for cooling is less because the fans do not rotate in their full speed Moreover the difference of speed between the rotating magnetic field and the rotor during the start up time induces a high magnitude of slip c...

Page 303: ...tarts or limit the number of starts within a period of time This is why the motor manufacturers have restrictions on how many starts are allowed in a defined time interval This function does not allow starting of the motor if the number of starts exceeds the set level in the register that calculates them This insures that the thermal effects on the motor for consecutive starts stay within permissi...

Page 304: ...number of motor start ups t start up time of the motor in seconds margin safety margin 10 20 percent Setting of Counter Red rate Counter Red rate is calculated by t t t s reset GUID E7C44256 0F67 4D70 9B54 1C5042A151AF V1 EN Equation 31 t specified start time of the motor in seconds treset duration during which the maximum number of motor start ups stated by the manufacturer can be made time in ho...

Page 305: ... stress OPR_STALL BOOLEAN Operate trip signal for stalling protection MOT_START BOOLEAN Signal to show that motor startup is in progress LOCK_START BOOLEAN Lock out condition for restart of motor 4 7 7 Settings Table 324 STTPMSU Group settings Basic Parameter Values Range Unit Step Default Description Motor start up A 1 0 10 0 xIn 0 1 2 0 Motor starting current Motor start up time 1 80 s 1 5 Motor...

Page 306: ... settings Advanced Parameter Values Range Unit Step Default Description Motor standstill A 0 05 0 20 xIn 0 01 0 12 Current limit to check for motor standstill condition 4 7 8 Monitored data Table 328 STTPMSU Monitored data Name Type Values Range Unit Description START_CNT INT32 0 999999 Number of motor start ups occurred START_TIME FLOAT32 0 0 999 9 s Measured motor latest startup time in sec T_ST...

Page 307: ... time accuracy 1 0 of the set value or 20 ms Reset ratio Typically 0 90 1 Current before 0 0 In fn 50 Hz overcurrent in one phase results based on statistical distribution of 1000 measurements 2 Includes the delay of the signal output contact 4 7 10 Technical revision history Table 330 STTPMSU Technical revision history Technical revision Change B Internal improvement C Added setting Ini start up ...

Page 308: ...302 ...

Page 309: ...networks Transformer inrush detection is based on the following principle the output signal BLK2H is activated once the numerically derived ratio of second harmonic current I_2H and the fundamental frequency current I_1H exceeds the set value The operate time characteristic for the function is of definite time DT type The function contains a blocking functionality Blocking deactivates all outputs ...

Page 310: ...t Operate delay time value The time characteristic is according to DT When the operation timer has reached the Operate delay time value the BLK2H output is activated After the timer has elapsed and the inrush situation still exists the BLK2H signal remains active until the I_2H I_1H ratio drops below the value set for the ratio in all phases that is until the inrush situation is over If the drop o...

Page 311: ...ection function can be used to selectively block overcurrent and earth fault function stages when the ratio of second harmonic component over the fundamental component exceeds the set value Other applications of this function include the detection of inrush in lines connected to a transformer A070695 V4 EN Figure 143 Inrush current in transformer It is recommended to use the second harmonic and th...

Page 312: ...3 INRPHAR Group settings Basic Parameter Values Range Unit Step Default Description Start value 5 100 1 20 Ratio of the 2 to the 1 harmonic leading to restraint Operate delay time 20 60000 ms 1 20 Operate delay time Table 334 INRPHAR Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Table 335 INRPHAR Non group settings Advanced...

Page 313: ...al revision history Table 338 INRPHAR Technical revision history Technical revision Change B Internal improvement C Internal improvement 5 2 Circuit breaker failure protection CCBRBRF 5 2 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Circuit breaker failure protection CCBRBRF 3I Io BF 51BF 51NBF 5 2 2 Function block A070436 V4...

Page 314: ...lse length can be set independently for the trip output The function contains a blocking functionality It is possible to block the function outputs if desired 5 2 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Off The operation of CCBRBRF can be described using a module diagram All the modules in the diagram a...

Page 315: ... 150 ms The 150 ms time elapse is provided to prevent malfunctioning due to oscillation in the starting signal In case the setting Start latching mode is set to Level sensitive the CCBRBRF is reset immediately after the START signal is deactivated The recommended setting value is Rising edge The resetting of the function depends on the CB failure mode setting If CB failure mode is set to Current t...

Page 316: ...e set maximum time value CB failure delay the backup trip logic is activated The value of this setting is made as low as possible at the same time as any unwanted operation is avoided A typical setting is 90 150 ms which is also dependent on the retrip timer The minimum time delay for the CB failure delay can be estimated as CBfailuredelay Retriptime t t t cbopen BFP reset margin _ A070693 V3 EN E...

Page 317: ...RET output which can be used to give a retrip signal for the main circuit breaker Timer 1 activates the retrip logic The operation of the retrip logic depends on the CB fail retrip mode setting The retrip logic is inactive if the CB fail retrip mode setting is set to Off If CB fail retrip mode is set to the Current check mode the activation of the retrip output TRRET depends on the CB failure mode...

Page 318: ...ogic provides the TRBU output which can be used to trip the upstream backup circuit breaker when the main circuit breaker fails to clear the fault The backup trip logic is activated by the timer 2 module or timer enabling signal from the start logic module rising edge of the START input detected and simultaneously CB_FAULT_AL is active The operation of the backup logic depends on the CB failure mo...

Page 319: ...ip pulse time setting or until the values of all the phase currents drop below the Current value whichever takes longer In most applications 1 out of 3 is sufficient If the CB failure mode is set to Breaker status the TRBU output is activated if the circuit breaker is in the closed position Once activated the TRBU output remains active for the time set with the Trip pulse time setting or the time ...

Page 320: ...ilure function issues a backup trip command to up stream circuit breakers in case the original circuit breaker fails to trip for the protected component The detection of a failure to break the current through the breaker is made by measuring the current or by detecting the remaining trip signal unconditional CCBRBRF can also retrip This means that a second trip signal is sent to the protected circ...

Page 321: ...y time which is longer than the retrip time it sends a backup trip signal to the chosen backup breakers The circuit breakers are normally upstream breakers which feed fault current to a faulty feeder The backup trip always includes a current check criterion This means that the criterion for a breaker failure is that there is a current flow through the circuit breaker after the set backup delay tim...

Page 322: ...1 CCBRBRF Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Current value 0 05 2 00 xIn 0 05 0 30 Operating phase current Current value Res 0 05 2 00 xIn 0 05 0 30 Operating residual current CB failure trip mode 1 2 out of 4 2 1 out of 3 3 1 out of 4 2 1 out of 3 Backup trip current check mode CB failure mode 1 Current 2 Breake...

Page 323: ... 2 9 Technical data Table 344 CCBRBRF Technical data Characteristic Value Operation accuracy Depending on the frequency of the measured current fn 2 Hz 1 5 of the set value or 0 002 In Operate time accuracy 1 0 of the set value or 20 ms Reset time1 Typically 40 ms Retardation time 20 ms 1 Trip pulse time defines the minimum pulse length 5 2 10 Technical revision history Table 345 CCBRBRF Technical...

Page 324: ...breaker The minimum trip pulse length can be set when the non latched mode is selected It is also possible to select the latched or lockout mode for the trip signal 5 3 4 Operation principle The function can be enabled and disabled with the Operation setting The corresponding parameter values are On and Off When the TRPPTRC function is disabled all trip outputs intended to go through the function ...

Page 325: ... TRPPTRC is provided with possibilities to activate a lockout When activated the lockout can be manually reset after checking the primary fault by activating the RST_LKOUT input or from the LHMI clear menu parameter When using the Latched mode the resetting of the TRIP output can be done similarly as when using the Lockout mode It is also possible to reset the Latched mode remotely through a separ...

Page 326: ...fferent Therefore even if all references are made only to TRPPTRC1 they also apply to TRPPTRC2 The inputs from the protection functions are connected to the OPERATE input Usually a logic block OR is required to combine the different function outputs to this input The TRIP output is connected to the binary outputs on the IO board This signal can also be used for other purposes within the protection...

Page 327: ...il reset 5 3 7 Settings Table 349 TRPPTRC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Trip pulse time 20 60000 ms 1 250 Minimum duration of trip output signal Trip output mode 1 Non latched 2 Latched 3 Lockout 1 Non latched Select the operation mode for trip output 5 3 8 Monitored data Table 350 TRPPTRC Monitored data Nam...

Page 328: ...lity An emergency condition can arise in cases where the motor needs to be started despite knowing that this can increase the temperature above limits or cause a thermal overload that can damage the motor The emergency start up function ESMGAPC allows motor start ups during such emergency conditions ESMGAPC is only to force the protection relay to allow the restarting of the motor After the emerge...

Page 329: ...output remains active for 10 minutes or as long as the ST_EMERG_RQ input is high whichever takes longer The activation of the BLOCK input blocks and also resets the timer The function also provides the ST_EMERG_ENA output change date and time T_ST_EMERG The information is available in the monitored data view 5 4 5 Application If the motor needs to be started in an emergency condition at the risk o...

Page 330: ...353 ESMGAPC Output signals Name Type Description ST_EMERG_ENA BOOLEAN Emergency start 5 4 7 Settings Table 354 ESMGAPC Group settings Advanced Parameter Values Range Unit Step Default Description Motor standstill A 0 05 0 20 xIn 0 01 0 12 Current limit to check for motor standstill condition Table 355 ESMGAPC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1...

Page 331: ...0617 identification ANSI IEEE C37 2 device number Switch onto fault CBPSOF SOTF SOTF 5 5 2 Function block GUID 5F45AD47 0FF7 47EC B360 7F0F5F97E7F8 V1 EN Figure 156 Function block 5 5 3 Functionality The switch onto fault function CBPSOF provides an instantaneous trip or a time delayed trip when closing the breaker while a fault exists CBPSOF is activated when the CB_CL_CMD circuit breaker closing...

Page 332: ...nput is used when it is required to enable SOTF control immediately after protection function indicates a fault START_DLYD input is used when time delayed SOTF control enabling is needed In this case the delay can be set with a Operate delay time setting SOTF control The SOTF control is activated when CB_CL_CMD circuit breaker closing command input is activated The module is kept active until the ...

Page 333: ...BOOLEAN 0 False Start from function to be accelerated with delay by SOTF CB_CL_CMD BOOLEAN 0 False External enabling of SOTF by CB close command BLOCK BOOLEAN 0 False Block of function Table 360 CBPSOF Output signals Name Type Description OPERATE BOOLEAN Operate 5 5 7 Settings Table 361 CBPSOF Group settings Basic Parameter Values Range Unit Step Default Description Operate delay time 0 60000 ms 1...

Page 334: ...Description CBPSOF Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status 5 5 9 Technical data Table 365 CBPSOF Technical data Characteristic Value Operate time accuracy 1 0 of the set value or 20 ms Section 5 1MRS757454 D Protection related functions 328 611 series Technical Manual ...

Page 335: ...a circuit is reported to the corresponding function block in the relay configuration The function starts and operates when TCSSCBR detects a trip circuit failure The operating time characteristic for the function is DT The function operates after a predefined operating time and resets when the fault disappears The function contains a blocking functionality Blocking deactivates the ALARM output and...

Page 336: ...elay program The activation of the BLOCK input prevents the ALARM output to be activated 6 1 5 Application TCSSCBR detects faults in the electrical control circuit of the circuit breaker The function can supervise both open and closed coil circuits This supervision is necessary to find out the vitality of the control circuits continuously Figure 160 shows an application of the trip circuit supervi...

Page 337: ...f TCS is required only in a closed position the external shunt resistance can be omitted When the circuit breaker is in the open position TCS sees the situation as a faulty circuit One way to avoid TCS operation in this situation would be to block the supervision function whenever the circuit breaker is open 1MRS757454 D Section 6 Supervision functions 611 series 331 Technical Manual ...

Page 338: ...ip contacts It is typical that the trip circuit contains more than one trip contact in parallel for example in transformer feeders where the trip of a Buchholz relay is connected in parallel with the feeder terminal and other relays involved The supervising current cannot detect if one or all the other contacts connected in parallel are not connected properly Section 6 1MRS757454 D Supervision fun...

Page 339: ...allel trip contacts and trip circuit supervision In case of parallel trip contacts the recommended way to do the wiring is that the TCS test current flows through all wires and joints 1MRS757454 D Section 6 Supervision functions 611 series 333 Technical Manual ...

Page 340: ...is a sum of all TCS currents This must be taken into consideration when determining the resistance of Rext Setting the TCS function in a protection relay not in use does not typically affect the supervising current injection Trip circuit supervision with auxiliary relays Many retrofit projects are carried out partially that is the old electromechanical relays are replaced with new ones but the cir...

Page 341: ...le due to welded relay contacts a fault is detected Mathematically the operation condition can be expressed as U R R I V AC DC C ext int s c R 20 A070986 V2 EN Equation 33 Uc Operating voltage over the supervised trip circuit Ic Measuring current through the trip circuit appr 1 5 mA 0 99 1 72 mA Rext external shunt resistance Rint internal shunt resistance 1 kΩ Rs trip coil resistance If the exter...

Page 342: ...stor is required if the complete TCS circuit is used GUID 0560DE53 903C 4D81 BAFD 175B9251872D V3 EN Figure 164 Connection of a power output in a case when TCS is not used and the internal resistor is disconnected Incorrect connections and use of trip circuit supervision Although the TCS circuit consists of two separate contacts it must be noted that those are designed to be used as series connect...

Page 343: ... of the protection relay R2 is disconnected as shown in the figure while the lower contact is still connected When the protection relay R2 operates the coil current starts to flow through the internal resistor of the protection relay R3 and the resistor burns immediately As proven with the previous examples both trip contacts must operate together Attention should also be paid for correct usage of...

Page 344: ...tatus Table 368 TCSSCBR Output signals Name Type Description ALARM BOOLEAN Alarm output 6 1 7 Settings Table 369 TCSSCBR Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Operate delay time 20 300000 ms 1 3000 Operate delay time Section 6 1MRS757454 D Supervision functions 338 611 series Technical Manual ...

Page 345: ...rnal improvement C Internal improvement 6 2 Phase segregated CT supervision function HZCCxSPVC 6 2 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Phase segregated CT supervision function for Phase A HZCCASPVC MCS 1I MCS 1I Phase segregated CT supervision function for Phase B HZCCBSPVC MCS 1I MCS 1I Phase segregated CT supervisi...

Page 346: ...by incorporating a high time delay 3 s or more the downstream protection clears the fault before an alarm is generated HZCCxSPVC generates an alarm when the differential current exceeds the set limit The function operates within the DT characteristic The function contains a blocking functionality It is possible to block the function output Timer or the whole function 6 2 4 Operation principle The ...

Page 347: ...lue set by Reset delay time the alarm timer resets The activation of the BLOCK signal resets the Timer and deactivates the ALARM output Lockout logic HZCCxSPVC is provided with the possibility to activate a lockout for the ALARM output depending on the Alarm output mode setting In the Lockout mode the ALARM must be reset manually from the LHMI Clear menu after checking the CT secondary circuit In ...

Page 348: ...igher time delay A typical example of the HZCCxSPVC Start value setting is 0 1 pu with an Alarm delay time of 3 s or more As the current setting of HZCCxSPVC is more sensitive than the actual differential stage it can start internally under the through fault conditions however a sufficient time delay prevents false alarm If the bus wire is broken differential current arises depending on the load o...

Page 349: ...ed operation of HIxPDIF if the start setting is below the rated load For example if the start setting for HIxPDIF in the example is set as 0 8 pu HIxPDIF operates before HZCCxSPVC 6 2 7 Signals Table 373 HZCCASPVC Input signals Name Type Default Description I_A SIGNAL 0 Phase A current BLOCK BOOLEAN 0 False Block signal for activating blocking mode Table 374 HZCCBSPVC Input signals Name Type Defau...

Page 350: ...ime 0 60000 ms 10 20 Reset delay time Measurement mode 2 DFT 3 Peak to Peak 2 DFT Selects used measurement mode Table 381 HZCCBSPVC Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Start value 1 0 100 0 In 0 1 10 0 Start value percentage of the nominal current Alarm delay time 100 300000 ms 10 3000 Alarm delay time Alarm outpu...

Page 351: ...ult Description Reset delay time 0 60000 ms 10 20 Reset delay time Measurement mode 2 DFT 3 Peak to Peak 2 DFT Selects used measurement mode 6 2 9 Monitored data Table 385 HZCCASPVC Monitored data Name Type Values Range Unit Description HZCCASPVC Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status Table 386 HZCCBSPVC Monitored data Name Type Values Range Unit Description HZCCBSPVC Enum 1 on 2 b...

Page 352: ...HZCCBSPVC HZCCCSPVC 6 3 Runtime counter for machines and devices MDSOPT 6 3 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Runtime counter for machines and devices MDSOPT OPTS OPTM 6 3 2 Function block GUID C20AF735 FF25 411B 9EA6 11D595484613 V3 EN Figure 170 Function block 6 3 3 Functionality The runtime counter for machines ...

Page 353: ... duration for which POS_ACTIVE is active The unit of time duration count for OPR_TIME is hour The value is available through the Monitored data view The OPR_TIME output is a continuously increasing value and it is stored in a non volatile memory When POS_ACTIVE is active the OPR_TIME count starts increasing from the previous value The count of OPR_TIME saturates at the final value of 299999 that i...

Page 354: ...ettings for warning can be utilized to trigger the condition based maintenance of the motor The operating time counter combined with the subsequent reset of the operating time count can be used to monitor the motor s run time for a single run Both the long term accumulated operating time and the short term single run duration provide valuable information about the condition of the machine and devi...

Page 355: ...rvision Operating time hour 0 23 h 1 0 Time of day when alarm and warning will occur Operating time mode 1 Immediate 2 Timed Warn 3 Timed Warn Alm 1 Immediate Operating time mode for warning and alarm 6 3 8 Monitored data Table 394 MDSOPT Monitored data Name Type Values Range Unit Description MDSOPT Enum 1 on 2 blocked 3 test 4 test blocked 5 off Status OPR_TIME INT32 0 299999 h Total operation ti...

Page 356: ...n history Table 396 MDSOPT Technical revision history Technical revision Change B Internal improvement C Internal improvement D Internal improvement Section 6 1MRS757454 D Supervision functions 350 611 series Technical Manual ...

Page 357: ...voltage measurement VSMSQI is used for monitoring and metering the phase sequence voltages The frequency measurement FMMXU is used for monitoring and metering the power system frequency The three phase power and energy measurement PEMMXU is used for monitoring and metering active power P reactive power Q apparent power S and power factor PF and for calculating the accumulated energy separately as ...

Page 358: ...value calculation For the very first demand value calculation interval the values are stated as invalid until the first refresh is available The Linear calculation mode uses the periodic sliding average calculation of the measured signal over the demand time interval A new demand value is obtained once in a minute indicating the analog signal demand over the demand time interval proceeding the upd...

Page 359: ...ach phase or sequence component has a separate zero point clamping function The zero value detection operates so that once the measured value exceeds or falls below the value of the zero clamping limit new values are reported Table 397 Zero point clamping limits Function Zero clamping limit Three phase current measurement CMMXU 1 of nominal In Three phase voltage measurement VMMXU 1 of nominal Un ...

Page 360: ...coded into boolean output signals on some of the measuring functions and the number of phases required to exceed or undershoot the limit before activating the outputs and can be set with the Num of phases setting in the three phase measurement functions CMMXU and VMMXU The limit supervision boolean alarm and warning outputs can be blocked Table 398 Settings for limit value supervision Function Set...

Page 361: ...Seq A high limit Zro A high limit Low limit Ps Seq A low limit Ng Seq A low limit Zro A low limit High high limit Ps Seq A Hi high Lim Ng Seq A Hi high Lim Zro A Hi high Lim Low low limit Ps Seq A low low Lim Ng Seq A low low Lim Zro A low low Lim Phase sequence voltage measurement VSMSQI High limit Ps Seq V high limit Ng Seq V high limit Zro V high limit Low limit Ps Seq V low limit Ng Seq V low ...

Page 362: ... EN Equation 34 Example for CMMXU A deadband 2500 2 5 of the total measuring range of 40 I_INST_A I_DB_A 0 30 If I_INST_A changes to 0 40 the reporting delay is t s s 40 0 2500 1000 0 40 0 30 100 10 GUID D1C387B1 4F2E 4A28 AFEA 431687DDF9FE V1 EN Table 399 Parameters for deadband calculation Function Settings Maximum minimum range Three phase current measurement CMMXU A deadband 40 0 40xIn Three p...

Page 363: ... or PF values exceeds the preset limit Power and energy calculation The three phase power is calculated from the phase to earth voltages and phase to earth currents The power measurement function is capable of calculating a complex power based on the fundamental frequency component phasors DFT S U I U I U I A A B B C C GUID 8BF2FBFE B33B 4B49 86AA C1B326BBBAC1 V1 EN Equation 35 Once the complex ap...

Page 364: ...orward reactive ER_FWD_ACM and reverse reactive ER_RV_ACM Depending on the value of the unit multiplier selected with Energy unit Mult the calculated power values are presented in units of kWh kVArh or in units of MWh MVArh When the energy counter reaches its defined maximum value the counter value is reset and restarted from zero Changing the value of the Energy unit Mult setting resets the accum...

Page 365: ...till produce small measurement values The zero point clamping function can be used to ignore the noise in the input signal and hence prevent the noise to be shown in the user display The zero clamping is done for the measured analog signals and angle values The demand values are used to neglect sudden changes in the measured analog signals when monitoring long time values for the input signal The ...

Page 366: ...group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On Num of phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases required by limit supervision A high high limit 0 00 40 00 xIn 1 1 40 High alarm current limit A high limit 0 00 40 00 xIn 1 1 20 High warning current limit A low limit 0 00 40 00 xIn 1 0 00 Low warni...

Page 367: ...IL1 FLOAT32 0 00 40 00 xIn Minimum demand for Phase A Min demand IL2 FLOAT32 0 00 40 00 xIn Minimum demand for Phase B Min demand IL3 FLOAT32 0 00 40 00 xIn Minimum demand for Phase C Time max demand IL1 Timestamp Time of maximum demand phase A Time max demand IL2 Timestamp Time of maximum demand phase B Time max demand IL3 Timestamp Time of maximum demand phase C Time min demand IL1 Timestamp Tim...

Page 368: ...neous value I_ANGL_B FLOAT32 180 00 180 00 deg IL2 current angle I_DB_B FLOAT32 0 00 40 00 xIn IL2 Amplitude magnitude of reported value I_DMD_B FLOAT32 0 00 40 00 xIn Demand value of IL2 current I_RANGE_B Enum 0 normal 1 high 2 low 3 high high 4 low low IL2 Amplitude range I_INST_C FLOAT32 0 00 40 00 xIn IL3 Amplitude magnitude of instantaneous value I_ANGL_C FLOAT32 180 00 180 00 deg IL3 current...

Page 369: ...Monitored data view Minimum demand value and time added to recorded data Logarithmic demand calculation mode added and demand interval setting moved under Measurement menu as general setting to all demand calculations D Internal improvement E Internal improvement 7 1 5 Three phase voltage measurement VMMXU 7 1 5 1 Identification Function description IEC 61850 identification IEC 60617 identificatio...

Page 370: ...tep Default Description Operation 1 on 5 off 1 on Operation Off On Num of phases 1 1 out of 3 2 2 out of 3 3 3 out of 3 1 1 out of 3 Number of phases required by limit supervision V high high limit 0 00 4 00 xUn 1 1 40 High alarm voltage limit V high limit 0 00 4 00 xUn 1 1 20 High warning voltage limit V low limit 0 00 4 00 xUn 1 0 00 Low warning voltage limit V low low limit 0 00 4 00 xUn 1 0 00...

Page 371: ... U_INST_AB FLOAT32 0 00 4 00 xUn U12 Amplitude magnitude of instantaneous value U_ANGL_AB FLOAT32 180 00 180 00 deg U12 angle U_DB_AB FLOAT32 0 00 4 00 xUn U12 Amplitude magnitude of reported value U_DMD_AB FLOAT32 0 00 4 00 xUn Demand value of U12 voltage U_RANGE_AB Enum 0 normal 1 high 2 low 3 high high 4 low low U12 Amplitude range U_INST_BC FLOAT32 0 00 4 00 xUn U23 Amplitude magnitude of inst...

Page 372: ...lue of UL1 voltage U_INST_B FLOAT32 0 00 5 00 xUn UL2 Amplitude magnitude of instantaneous value U_ANGL_B FLOAT32 180 00 180 00 deg UL2 angle U_DMD_B FLOAT32 0 00 5 00 xUn Demand value of UL2 voltage U_INST_C FLOAT32 0 00 5 00 xUn UL3 Amplitude magnitude of instantaneous value U_ANGL_C FLOAT32 180 00 180 00 deg UL3 angle U_DMD_C FLOAT32 0 00 5 00 xUn Demand value of UL3 voltage 7 1 5 6 Technical d...

Page 373: ...850 identification IEC 60617 identification ANSI IEEE C37 2 device number Residual current measurement RESCMMXU Io In 7 1 6 2 Function block A070778 V2 EN Figure 177 Function block 7 1 6 3 Signals Table 415 RESCMMXU Input signals Name Type Default Description Io SIGNAL 0 Residual current BLOCK BOOLEAN 0 False Block signal for all binary outputs Table 416 RESCMMXU Output signals Name Type Descripti...

Page 374: ...onitored data Name Type Values Range Unit Description Io A FLOAT32 0 00 40 00 xIn Measured residual current BLOCK BOOLEAN 0 False 1 True Block signal for all binary outputs HIGH_ALARM BOOLEAN 0 False 1 True High alarm HIGH_WARN BOOLEAN 0 False 1 True High warning I_INST_RES FLOAT32 0 00 40 00 xIn Residual current Amplitude magnitude of instantaneous value I_ANGL_RES FLOAT32 180 00 180 00 deg Resid...

Page 375: ...3 4 5 RMS No suppression 7 1 6 7 Technical revision history Table 421 RESCMMXU Technical revision history Technical revision Change B C Residual current angle and demand value added to Monitored data view Recorded data added for minimum and maximum values with timestamps D Monitored data Min demand Io maximum value range RESCMSTA2 MinAmps maxVal f is corrected to 40 00 E Internal improvement 7 1 7...

Page 376: ...rameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off On V Hi high limit res 0 00 4 00 xUn 1 0 20 High alarm voltage limit V high limit res 0 00 4 00 xUn 1 0 05 High warning voltage limit V deadband res 100 100000 1 10000 Deadband configuration value for integral calculation percentage of difference between min and max as 0 001 s Table 425 RESVMMXU Non group se...

Page 377: ... reported value U_DMD_RES FLOAT32 0 00 4 00 xUn Demand value of residual voltage U_RANGE_RES Enum 0 normal 1 high 2 low 3 high high 4 low low Residual voltage Amplitude range 7 1 7 6 Technical data Table 427 RESVMMXU Technical data Characteristic Value Operation accuracy Depending on the frequency of the measured voltage f fn 2 Hz 0 5 or 0 002 Un Suppression of harmonics DFT 50 dB at f n fn where ...

Page 378: ...ameter In the Nominal mode the frequency is set to 50 Hz or 60 Hz and in Zero mode the frequency is set to zero and shown in parentheses 7 1 8 4 Signals Table 429 FMMXU Input signals Name Type Default Description F SIGNAL Measured system frequency 7 1 8 5 Settings Table 430 FMMXU Non group settings Basic Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 on Operation Off O...

Page 379: ... high 4 low low Measured frequency range 7 1 8 7 Technical data Table 433 FMMXU Technical data Characteristic Value Operation accuracy 10 mHz in measurement range 35 75 Hz 7 1 8 8 Technical revision history Table 434 FMMXU Technical revision history Technical revision Change B Added new setting Def frequency Sel Frequency measurement range lowered from 35 Hz to 10 Hz 7 1 9 Sequence current measure...

Page 380: ...In 1 0 00 Low warning current limit for positive sequence current Ps Seq A low low Lim 0 00 40 00 xIn 1 0 00 Low alarm current limit for positive sequence current Ps Seq A deadband 100 100000 1 2500 Deadband configuration value for positive sequence current for integral calculation percentage of difference between min and max as 0 001 s Ng Seq A Hi high Lim 0 00 40 00 xIn 1 0 20 High alarm current...

Page 381: ... 7 1 9 5 Monitored data Table 437 CSMSQI Monitored data Name Type Values Range Unit Description NgSeq A FLOAT32 0 00 40 00 xIn Measured negative sequence current PsSeq A FLOAT32 0 00 40 00 xIn Measured positive sequence current ZroSeq A FLOAT32 0 00 40 00 xIn Measured zero sequence current I2_INST FLOAT32 0 00 40 00 xIn Negative sequence current amplitude instantaneous value I2_ANGL FLOAT32 180 00...

Page 382: ... Characteristic Value Operation accuracy Depending on the frequency of the measured current f fn 2 Hz 1 0 or 0 002 In at currents in the range of 0 01 4 00 In Suppression of harmonics DFT 50 dB at f n fn where n 2 3 4 5 7 1 9 7 Technical revision history Table 439 CSMSQI Technical revision history Technical revision Change A B Sequence current angle values added to the Monitored data view C Intern...

Page 383: ...e Ps Seq V low low Lim 0 00 4 00 xUn 1 0 00 Low alarm voltage limit for positive sequence voltage Ps Seq V deadband 100 100000 1 10000 Deadband configuration value for positive sequence voltage for integral calculation percentage of difference between min and max as 0 001 s Ng Seq V Hi high Lim 0 00 4 00 xUn 1 0 20 High alarm voltage limit for negative sequence voltage Ng Seq V High limit 0 00 4 0...

Page 384: ...egative sequence voltage PsSeq kV FLOAT32 0 00 4 00 xUn Measured positive sequence voltage ZroSeq kV FLOAT32 0 00 4 00 xUn Measured zero sequence voltage U2_INST FLOAT32 0 00 4 00 xUn Negative sequence voltage amplitude instantaneous value U2_ANGL FLOAT32 180 00 180 00 deg Negative sequence voltage angle U2_DB FLOAT32 0 00 4 00 xUn Negative sequence voltage amplitude reported value U2_RANGE Enum 0...

Page 385: ...acteristic Value Operation accuracy Depending on the frequency of the voltage measured fn 2 Hz At voltages in range 0 01 1 15 Un 1 0 or 0 002 Un Suppression of harmonics DFT 50 dB at f n fn where n 2 3 4 5 7 1 11 Three phase power and energy measurement PEMMXU 7 1 11 1 Identification Function description IEC 61850 identification IEC 60617 identification ANSI IEEE C37 2 device number Three phase po...

Page 386: ... Kilo 6 Mega 3 Kilo Unit multiplier for presentation of the energy related values Active power Dir 1 Forward 2 Reverse 1 Forward Direction of active power flow Forward Reverse Reactive power Dir 1 Forward 2 Reverse 1 Forward Direction of reactive power flow Forward Reverse Table 446 PEMMXU Non group settings Advanced Parameter Values Range Unit Step Default Description Forward Wh Initial 0 9999999...

Page 387: ...ve power magnitude of reported value P_DMD FLOAT32 999999 9 9999 99 9 kW Demand value of active power Q_INST FLOAT32 999999 9 9999 99 9 kVAr Reactive power magnitude of instantaneous value Q_DB FLOAT32 999999 9 9999 99 9 kVAr Reactive power magnitude of reported value Q_DMD FLOAT32 999999 9 9999 99 9 kVAr Demand value of reactive power PF_INST FLOAT32 1 00 1 00 Power factor magnitude of instantane...

Page 388: ...ime min dmd S Timestamp Time of minimum demand Time max dmd P Timestamp Time of maximum demand Time min dmd P Timestamp Time of minimum demand Time max dmd Q Timestamp Time of maximum demand Time min dmd Q Timestamp Time of minimum demand 7 1 11 6 Technical data Table 448 PEMMXU Technical data Characteristic Value Operation accuracy At all three currents in range 0 10 1 20 In At all three voltages...

Page 389: ...r the falling edge of the binary signal or on both By default the binary channels are set to record external or internal relay signals for example the start or trip signals of the relay stages or external blocking or control signals Binary relay signals such as protection start and trip signals or an external relay control signal via a binary input can be set to trigger the recording Recorded info...

Page 390: ...the input signal is activated Correspondingly triggering on the falling edge means that the recording sequence starts when the active input signal resets It is also possible to trigger from both edges In addition if preferred the monitored signal can be non triggering The trigger setting can be set individually for each binary channel of the disturbance recorder with the Level trigger mode paramet...

Page 391: ...sed the disturbance recorder automatically calculates the remaining amount of recordings that fit into the available recording memory The user can see this information with the Rem amount of rec monitored data The fixed memory size allocated for the recorder can fit in two recordings that are ten seconds long The recordings contain data from all analog and binary channels of the disturbance record...

Page 392: ...Hz 480 Hz 7 2 2 5 Uploading of recordings The protection relay stores COMTRADE files to the C COMTRADE folder The files can be uploaded with the PCM600 or any appropriate computer software that can access the C COMTRADE folder One complete disturbance recording consists of two COMTRADE file types the configuration file and the data file The file name is the same for both file types The configurati...

Page 393: ... can set the storage mode individually for each trigger source with theStorage mode parameter of the corresponding analog channel or binary channel the Stor mode manual parameter for manual trigger and the Stor mode periodic parameter for periodic trigger In the waveform mode the samples are captured according to the Storage rate and Pre trg length parameters In the trend mode one value is recorde...

Page 394: ...red when the oldest recordings are more important New triggerings are blocked in both the saturation and the overwrite mode until the previous recording is completed On the other hand a new triggering can be accepted before all pre trigger samples are collected for the new recording In such a case the recording is as much shorter as there were pre trigger samples lacking 7 2 2 10 Exclusion mode Ex...

Page 395: ...parameter of the corresponding binary channel Note that the Channel id text parameter is used in COMTRADE configuration files as a channel identifier The recording always contains all binary channels of the disturbance recorder If one of the binary channels is disabled the recorded state of the channel is continuously FALSE and the state changes of the corresponding channel are not recorded The co...

Page 396: ...sampling frequencies of the analog and binary channels correspond to each other This is required by the COMTRADE standard The disturbance recorder follows the 1999 version of the COMTRADE standard and uses the binary data file format 7 2 5 Settings Table 451 RDRE Non group general settings Parameter Values Range Unit Step Default Description Operation 1 on 5 off 1 1 on Disturbance recorder on off ...

Page 397: ... Applicable values for this parameter are product variant dependent Every product variant includes only the values that are applicable to that particular variant Channel id text 0 to 64 characters alphanumeric DR analog channel X Identification text for the analog channel used in the COMTRADE format High trigger level 0 00 60 00 pu 0 01 10 00 High trigger level for the analog channel Low trigger l...

Page 398: ...torage mode 0 Waveform 1 Trend cycle 1 0 Storage mode for the binary channel Channel id text 0 to 64 characters alphanumeric DR binary channel X Identification text for the analog channel used in the COMTRADE format Table 454 RDRE Control data Parameter Values Range Unit Step Default Description Trig recording 0 Cancel 1 Trig Trigger the disturbance recording Clear recordings 0 Cancel 1 Clear Clea...

Page 399: ... to the next periodic triggering 7 2 7 Technical revision history Table 456 RDRE Technical revision history Technical revision Change B ChNum changed to EChNum RADR s RADR9 12 added Analog channels 9 12 RBDR33 64 added Binary channels 33 64 C New channels added to parameter Channel selection Selection names for Trig Recording and Clear Recordings updated D Symbols in the Channel selection setting ...

Page 400: ...394 ...

Page 401: ...mmands and evaluates block conditions and different time supervision conditions The function performs an execution command only if all conditions indicate that a switch operation is allowed If erroneous conditions occur the function indicates an appropriate cause value The function is designed according to the IEC 61850 7 4 standard with logical nodes CILO CSWI and XCBR The circuit breaker control...

Page 402: ...alse 1 Open 1 True 1 True 0 False 0 False 1 True 2 Closed 1 True 0 False 1 True 1 True 1 True 3 Faulty Bad 11 0 False 0 False 0 False 0 False 0 False 0 Intermediat e 00 0 False 0 False 0 False Enabling and blocking CBXCBR has an enabling and blocking functionality for interlocking and synchrocheck purposes Circuit breaker control CBXCBR Normally the CB closing is enabled that is CLOSE_ENAD signal ...

Page 403: ...is executed against the blocking or if the enabling of the corresponding command is not valid CBXCBR generates an error message When close command is given from communication via LHMI or activating the AU_CLOSE input it is carried out the EXE_CL output only if CLOSE_ENAD is TRUE GUID 36839B06 10FE 46FA 8289 5AA1EBBCD0FA V1 EN Figure 186 Condition for enabling the close request CL_REQ for CBXCBR Wh...

Page 404: ...n the TRIP input is TRUE CB closing is not allowed GUID B85B9772 2F20 4BC3 A3AE 90989F4817E2 V1 EN Figure 188 OPEN and CLOSE outputs logic for CBXCBR Opening and closing pulse widths The pulse width type can be defined with the Adaptive pulse setting The function provides two modes to characterize the opening and closing pulse widths When the Adaptive pulse is set to TRUE it causes a variable puls...

Page 405: ...nd interlocking signals can be transferred with a bus All secured control operations require two step commands a selection step and an execution step The secured object control is responsible for the several tasks Command authority ensures that the command source is authorized to operate the object Mutual exclusion ensures that only one command source at a time can control the object Interlocking ...

Page 406: ...erations The local remote selection affects CBXCBR Local the opening and closing via communication is disabled Remote the opening and closing via LHMI is disabled AU_OPEN and AU_CLOSE inputs function regardless of the local remote selection 8 1 5 Application In the field of distribution and sub transmission automation reliable control and status indication of primary switching components both loca...

Page 407: ...4A6E 4B9E 8101 570DEE19A6E8 V1 EN Figure 190 Status indication based interlocking via GOOSE messaging 8 1 6 Signals Table 458 CBXCBR Input signals Name Type Default Description POSOPEN BOOLEAN 0 False Signal for open position of apparatus from I O POSCLOSE BOOLEAN 0 False Signal for close position of apparatus from I O ENA_OPEN BOOLEAN 1 True Enables opening ENA_CLOSE BOOLEAN 1 True Enables closin...

Page 408: ...ration mode on off Select timeout 10000 300000 ms 10000 30000 Select timeout in ms Pulse length 10 60000 ms 1 200 Open and close pulse length Control model 0 status only 1 direct with normal security 4 sbo with enhanced security 4 sbo with enhanced security Select control model Operation timeout 10 60000 ms 1 500 Timeout for negative termination Identification CBXCBR1 switch position Control Objec...

Page 409: ...D closing enabled CLOSE_ENAD outputs added ITL_BYPASS bypasses the ENA_OPEN and ENA_CLOSE states C Internal improvement D Added inputs TRIP and SYNC_OK Renamed input ITL_BYPASS to SYNC_ITL_BYP Added outputs CL_REQ and OP_REQ Outputs OPENPOS and CLOSEPOS are forced to FALSE in case status is Faulty 11 8 2 Autoreclosing DARREC 8 2 1 Identification Function description IEC 61850 identification IEC 60...

Page 410: ...ve programmable autoreclosing shots which can perform one to five successive autoreclosings of desired type and duration for instance one high speed and one delayed autoreclosing When the reclosing is initiated with starting of the protection function the autoreclosing function can execute the final trip of the circuit breaker in a short operate time provided that the fault still persists when the...

Page 411: ...g trip The UNSUC_RECL output is activated after a pre defined two minutes alarming earth fault 8 2 3 2 Zone coordination Zone coordination is used in the zone sequence between local protection units and downstream devices At the falling edge of the INC_SHOTP line the value of the shot pointer is increased by one unless a shot is in progress or the shot pointer already has the maximum value The fal...

Page 412: ... the AR unit skips all these actions 8 2 3 4 Thermal overload blocking An alarm or start signal from the thermal overload protection T1PTTR can be routed to the input BLK_THERM to block and hold the reclose sequence The BLK_THERM signal does not affect the starting of the sequence When the reclose time has elapsed and the BLK_THERM input is active the shot is not ready until the BLK_THERM input de...

Page 413: ... module diagram All the modules in the diagram are explained in the next sections A070864 V3 EN Figure 193 Functional module diagram 8 2 4 1 Signal collection and delay logic When the protection trips the initiation of autoreclosing shots is in most applications executed with the INIT_1 6 inputs The DEL_INIT2 4 inputs are not used In some countries starting the protection stage is also used for th...

Page 414: ...ing capability Each channel that is capable of delaying a start signal has four time delays The time delay is selected based on the shot pointer in the AR function For the first reclose attempt the first time delay is selected for the second attempt the second time delay and so on For the fourth and fifth attempts the time delays are the same Time delay settings for the DEL_INIT_2 signal Str 2 del...

Page 415: ...hot is initiated with the start signal of a protection stage After a start delay the AR function opens the circuit breaker and an autoreclosing shot is initiated When the shot is initiated with the trip signal of the protection the protection function trips the circuit breaker and simultaneously initiates the autoreclosing shot If the circuit breaker is manually closed against the fault that is if...

Page 416: ...delay time elapses Normally all trip and start signals are used to initiate an autoreclosing shot and trip the circuit breaker ACTIVE output indicates reclosing sequence in progress If any of the input signals INIT_X or DEL_INIT_X are used for blocking the corresponding bit in the Tripping line setting must be FALSE This is to ensure that the circuit breaker does not trip from that signal that is ...

Page 417: ...atrix and the reclose time of the shot The settings related to CBB configuration are First Seventh reclose time Init signals CBB1 CBB7 Blk signals CBB1 CBB7 Shot number CBB1 CBB7 The reclose time defines the open and dead times that is the time between the OPEN_CB and the CLOSE_CB commands The Init signals CBBx setting defines the initiation signals The Blk signals CBBx setting defines the blockin...

Page 418: ...ere the initiation is made from both the INIT_3 and INIT_4 lines a third shot is allowed that is CBB3 is allowed to start This is called conditional lockout If the initiation is made from the INIT_2 and INIT_3 lines an immediate lockout occurs The INIT_5 line is used for blocking purposes If the INIT_5 line is active during a sequence start the reclose attempt is blocked and the AR function goes t...

Page 419: ... prevent the reclosing If the autoreclose sequence is continued to the second shot a successful synchronous reclosing is more likely than with the first shot since the second shot lasts longer than the first one A070870 V1 EN Figure 199 Logic diagram of auto initiation sequence detection Automatic initiation can be selected with the Auto initiation Cnd setting to be the following 1MRS757454 D Sect...

Page 420: ...ond shot In the first shot the synchronization condition is not fulfilled SYNC is FALSE When the auto wait timer elapses the sequence continues to the second shot During the second reclosing the synchronization condition is fulfilled and the close command is given to the circuit breaker after the second reclose time has elapsed After the second shot the circuit breaker fails to close when the wait...

Page 421: ...herefore a new sequence initiation during the pre lockout state is not possible The AR function goes to the pre lockout state in the following cases During SOTF When the AR function is active it stays in a pre lockout state for the time defined by the reclaim time When all five shots have been executed When the frequent operation counter limit is reached A new sequence initiation forces the AR fun...

Page 422: ...ich is a bit mask The lowest bit in the Synchronisation set setting is related to CBB1 and the highest bit to CBB7 For example if the setting is set to 1 only CBB1 requires synchronism If the setting is it set to 7 CBB1 CBB2 and CBB3 require the SYNC input to be TRUE before the reclosing command can be given A070873 V1 EN Figure 202 Initiation during discrimination time AR function goes to lockout...

Page 423: ...setting is not in use the lockout can be released only with the RecRs parameter The AR function can go to lockout for many reasons The INHIBIT_RECL input is active All shots have been executed and a new initiation is made final trip The time set with the Auto wait time parameter expires and the automatic sequence initiation is not allowed because of a synchronization failure The time set with the ...

Page 424: ... is the same or higher than the value defined with the Protection crd limit setting and all initialization signals have been reset The PROT_CRD output is reset under the following conditions If the cut out time elapses If the reclaim time elapses and the AR function is ready for a new sequence If the AR function is in lockout or disabled that is if the value of the Protection crd mode setting is A...

Page 425: ...led with the Close pulse time setting the CLOSE_CB output is active for the time set with the Close pulse time setting The CLOSE_CB output is deactivated also when the circuit breaker is detected to be closed that is when the CB_POS input changes from open state to closed state The Wait close time setting defines the time after the CLOSE_CB command activation during which the circuit breaker shoul...

Page 426: ...short period of time For instance if a tree causes a short circuit and as a result there are autoreclosing shots within a few minutes interval during a stormy night These types of faults can easily damage the circuit breaker if the AR function is not locked by a frequent operation counter The frequent operation counter has three settings Frq Op counter limit Frq Op counter time Frq Op recovery tim...

Page 427: ...pse occurs A fast isolation also limits the disturbances caused for the healthy parts of the power system The faults can be transient semi transient or permanent For example a permanent fault in power cables means that there is a physical damage in the fault location that must first be located and repaired before the network voltage can be restored In overhead lines the insulating material between...

Page 428: ...o restore the power system SOTF If the protection detects a fault immediately after an open circuit breaker has been closed it indicates that the fault was already there It can be for example a forgotten earthing after maintenance work Such closing of the circuit breaker is known as switch on to fault Autoreclosing in such conditions is prohibited final trip Occurs in case of a permanent fault whe...

Page 429: ...n the matrix The Shot number CBB1 CBB7 setting defines which shot is related to the CBB columns in the matrix For example CBB1 settings are First reclose time 1 0s Init signals CBB1 7 three lowest bits 111000 7 Blk signals CBB1 16 the fifth bit 000010 16 Shot number CBB1 1 CBB2 settings are Second reclose time 10s Init signals CBB2 6 the second and third bits 011000 6 Blk signals CBB2 16 the fifth...

Page 430: ...pointer is 2 CBB2 is started instead of CBB5 Even if the initiation signals are not received from the protection functions the AR function can be set to continue from the second to the fifth reclose shot The AR function can for example be requested to automatically continue with the sequence when the circuit breaker fails to close when requested In such a case the AR function issues a CLOSE_CB com...

Page 431: ...carried out when the auto wait time elapses and the reclosing is prevented due to a failure during the synchronism check When the circuit breaker does not close the automatic initiation is carried out if the circuit breaker does not close within the wait close time after issuing the reclose command Both the automatic initiation is allowed when synchronization fails or the circuit breaker does not ...

Page 432: ...apsed the sequence is concluded successful 8 2 6 2 Sequence The auto reclose sequence is implemented by using CBBs The highest possible amount of CBBs is seven If the user wants to have for example a sequence of three shots only the first three CBBs are needed Using building blocks instead of fixed shots gives enhanced flexibility allowing multiple and adaptive sequences Each CBB is identical The ...

Page 433: ...B_TRIP Circuit breaker position information from binary input Conditions to verify if circuit breaker is ready to be reclosed CB_CLOSE PHLPTOC I_A I_B START OPERATE I_C BLOCK ENA_MULT PHHPTOC I_A I_B START OPERATE I_C BLOCK ENA_MULT EFLPTOC Io BLOCK START OPERATE ENA_MULT DARREC OPEN _CB CLOSE _CB CMD_WAIT INPRO LOCKED PROT_CRD UNSUC_RECL DEL_INIT _4 DEL_INIT _3 DEL_INIT _2 INIT _6 INIT _5 INIT _4...

Page 434: ...reclose time tProtection Operating time for the protection stage to clear the fault tCB_O Operating time for opening the circuit breaker tCB_C Operating time for closing the circuit breaker In this case the sequence needs two CBBs The reclosing times for shot 1 and shot 2 are different but each protection function initiates the same sequence The CBB sequence is described in Table 466 as follows Sh...

Page 435: ...mplemented with CBB2 and meant to be the first shot of the autoreclose sequence initiated by the low stage of the overcurrent protection I and the low stage of the non directional earth fault protection Io It has the same reclosing time in both situations It is set as a high speed autoreclosing for corresponding faults The third shot which is the second shot in the autoreclose sequence initiated b...

Page 436: ...2 Three shots with three initiation lines If the sequence is initiated from the INIT_1 line that is the overcurrent protection high stage the sequence is one shot long If the sequence is initiated from the INIT_2 or INIT_3 lines the sequence is two shots long Table 467 Settings for configuration example 2 Setting name Setting value Shot number CBB1 1 Init signals CBB1 1 line 1 First reclose time 0...

Page 437: ... the OPEN_CB output A070276 V1 EN Figure 213 Simplified logic diagram of initiation lines Each delayed initiation line has four different time settings Table 468 Settings for delayed initiation lines Setting name Description and purpose Str x delay shot 1 Time delay for the DEL_INIT_x line where x is the number of the line 2 3 or 4 Used for shot 1 Str x delay shot 2 Time delay for the DEL_INIT_x l...

Page 438: ...starts again 4 Because the delay of the second shot is 60 seconds the protection is faster and trips after the set operation time activating the INIT 2 input The second shot is initiated 5 After the second shot the circuit breaker is reclosed and the protection starts again 6 Because the delay of the second shot is 60 seconds the protection is faster and trips after the set operation time No furth...

Page 439: ... blocking signal 1 INIT_2 BOOLEAN 0 False AR initialization blocking signal 2 INIT_3 BOOLEAN 0 False AR initialization blocking signal 3 INIT_4 BOOLEAN 0 False AR initialization blocking signal 4 INIT_5 BOOLEAN 0 False AR initialization blocking signal 5 INIT_6 BOOLEAN 0 False AR initialization blocking signal 6 DEL_INIT_2 BOOLEAN 0 False Delayed AR initialization blocking signal 2 DEL_INIT_3 BOOL...

Page 440: ...rnal Ctl 3 On 1 Off Reclosing operation Off External Ctl On Close pulse time 10 10000 ms 10 200 CB close pulse time Reclaim time 100 1800000 ms 100 10000 Reclaim time Terminal priority 1 None 2 Low follower 3 High master 1 None Terminal priority Synchronisation set 0 127 1 0 Selection for synchronizing requirement for reclosing Auto initiation cnd 1 Not allowed 2 When sync fails 3 CB doesn t close...

Page 441: ...ent operation counter recovery time Auto init 0 63 1 0 Defines INIT lines that are activated at auto initiation Table 472 DARREC Non group settings Advanced Parameter Values Range Unit Step Default Description Manual close mode 0 False 1 True 0 False Manual close mode Wait close time 50 10000 ms 50 250 Allowed CB closing time after reclose command Max wait time 100 1800000 ms 100 10000 Maximum wai...

Page 442: ...00000 ms 10 0 Delay time for start2 2nd reclose Str 2 delay shot 3 0 300000 ms 10 0 Delay time for start2 3rd reclose Str 2 delay shot 4 0 300000 ms 10 0 Delay time for start2 4th reclose Str 3 delay shot 1 0 300000 ms 10 0 Delay time for start3 1st reclose Str 3 delay shot 2 0 300000 ms 10 0 Delay time for start3 2nd reclose Str 3 delay shot 3 0 300000 ms 10 0 Delay time for start3 3rd reclose St...

Page 443: ...e 1 True Signal indicating that discrimination time is in progress CUTOUT_INPRO BOOLEAN 0 False 1 True Signal indicating that cut out time is in progress SUC_RECL BOOLEAN 0 False 1 True Indicates a successful reclosing sequence UNSUC_CB BOOLEAN 0 False 1 True Indicates an unsuccessful CB closing CNT_SHOT1 INT32 0 2147483647 Resetable operation counter shot 1 CNT_SHOT2 INT32 0 2147483647 Resetable ...

Page 444: ... time accuracy 1 0 of the set value or 20 ms 8 2 11 Technical revision history Table 475 DARREC Technical revision history Technical revision Change B The PROT_DISA output removed and removed the related settings C The default value of the CB closed Pos status setting changed from True to False D SHOT_PTR output range 0 7 earlier 0 6 E Monitored data ACTIVE transferred to be ACT visible output SHO...

Page 445: ...ermined solely with the Reset delay time setting The purpose of the delayed reset is to enable fast clearance of intermittent faults for example self sealing insulation faults and severe faults which may produce high asymmetrical fault currents that partially saturate the current transformers It is typical for an intermittent fault that the fault current contains so called drop off periods during ...

Page 446: ...h the Reset delay time setting and in case 2 the counter is reset immediately because the Reset delay time setting is set to zero A070421 V1 EN Figure 215 Drop off period is longer than the set Reset delay time Section 9 1MRS757454 D General function block features 440 611 series Technical Manual ...

Page 447: ...vated A070420 V1 EN Figure 216 Drop off period is shorter than the set Reset delay time When the drop off period is shorter than the set Reset delay time as described in Figure 216 the input signal for the definite timer here timer input is active provided that the current is above the set Start value The input signal is inactive when the current is below the set Start value and the set hysteresis...

Page 448: ...e way as described in Figure 215 regardless of the BLOCK input The selected blocking mode is Freeze timer 9 2 Current based inverse definite minimum time characteristics 9 2 1 IDMT curves for overcurrent protection In inverse time modes the operation time depends on the momentary value of the current the higher the current the faster the operation time The operation time calculation or integration...

Page 449: ...The Minimum operate time setting defines the minimum operating time for the IDMT curve that is the operation time is always at least the Minimum operate time setting Alternatively the IDMT Sat point is used for giving the leveling out point as a multiple of the Start value setting Global setting Configuration System IDMT Sat point The default parameter value is 50 This setting affects only the ove...

Page 450: ...peration time curve based on the IDMT characteristic leveled out with the Minimum operate time setting is set to 1000 milliseconds the IDMT Sat point setting is set to maximum Section 9 1MRS757454 D General function block features 444 611 series Technical Manual ...

Page 451: ...igure 219 Operation time curve based on the IDMT characteristic leveled out with IDMT Sat point setting value 11 the Minimum operate time setting is set to minimum 1MRS757454 D Section 9 General function block features 611 series 445 Technical Manual ...

Page 452: ...is set to minimum The grey zone in Figure 220 shows the behavior of the curve in case the measured current is outside the guaranteed measuring range Also the maximum measured current of 50 x In gives the leveling out point 50 2 5 20 x I I 9 2 1 1 Standard inverse time characteristics For inverse time operation both IEC and ANSI IEEE standardized inverse time characteristics are supported Section 9...

Page 453: ...I Extremely Inverse 28 2 0 1217 2 0 2 ANSI Very Inverse 19 61 0 491 2 0 3 ANSI Normal Inverse 0 0086 0 0185 0 02 4 ANSI Moderately Inverse 0 0515 0 1140 0 02 6 Long Time Extremely Inverse 64 07 0 250 2 0 7 Long Time Very Inverse 28 55 0 712 2 0 8 Long Time Inverse 0 086 0 185 0 02 9 IEC Normal Inverse 0 14 0 0 0 02 10 IEC Very Inverse 13 5 0 0 1 0 11 IEC Inverse 0 14 0 0 0 02 12 IEC Extremely Inve...

Page 454: ...A070750 V2 EN Figure 221 ANSI extremely inverse time characteristics Section 9 1MRS757454 D General function block features 448 611 series Technical Manual ...

Page 455: ...A070751 V2 EN Figure 222 ANSI very inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 449 Technical Manual ...

Page 456: ...A070752 V2 EN Figure 223 ANSI normal inverse time characteristics Section 9 1MRS757454 D General function block features 450 611 series Technical Manual ...

Page 457: ...A070753 V2 EN Figure 224 ANSI moderately inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 451 Technical Manual ...

Page 458: ...A070817 V2 EN Figure 225 ANSI long time extremely inverse time characteristics Section 9 1MRS757454 D General function block features 452 611 series Technical Manual ...

Page 459: ...A070818 V2 EN Figure 226 ANSI long time very inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 453 Technical Manual ...

Page 460: ...A070819 V2 EN Figure 227 ANSI long time inverse time characteristics Section 9 1MRS757454 D General function block features 454 611 series Technical Manual ...

Page 461: ...A070820 V2 EN Figure 228 IEC normal inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 455 Technical Manual ...

Page 462: ...A070821 V2 EN Figure 229 IEC very inverse time characteristics Section 9 1MRS757454 D General function block features 456 611 series Technical Manual ...

Page 463: ...A070822 V2 EN Figure 230 IEC inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 457 Technical Manual ...

Page 464: ...A070823 V2 EN Figure 231 IEC extremely inverse time characteristics Section 9 1MRS757454 D General function block features 458 611 series Technical Manual ...

Page 465: ...A070824 V2 EN Figure 232 IEC short time inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 459 Technical Manual ...

Page 466: ...A070825 V2 EN Figure 233 IEC long time inverse time characteristics Section 9 1MRS757454 D General function block features 460 611 series Technical Manual ...

Page 467: ...ter E I Measured current I set Start value k set Time multiplier 9 2 1 3 RI and RD type inverse time characteristics The RI type simulates the behavior of electromechanical relays The RD type is an earth fault specific characteristic The RI type is calculated using the formula t s k I I 0 339 0 236 A060642 V2 EN Equation 42 The RD type is calculated using the formula t s I k I 5 8 1 35 In A060643 ...

Page 468: ...t s Operate time in seconds k set Time multiplier I Measured current I set Start value Section 9 1MRS757454 D General function block features 462 611 series Technical Manual ...

Page 469: ...A070826 V2 EN Figure 234 RI type inverse time characteristics 1MRS757454 D Section 9 General function block features 611 series 463 Technical Manual ...

Page 470: ...A070827 V2 EN Figure 235 RD type inverse time characteristics Section 9 1MRS757454 D General function block features 464 611 series Technical Manual ...

Page 471: ...low the set Start value including hysteresis The integral sum of the inverse time counter is reset if another start does not occur during the reset delay If the Type of reset curve setting is selected as Def time reset the current level has no influence on the reset characteristic Inverse reset Inverse reset curves are available only for ANSI and user programmable curves If you use other curve typ...

Page 472: ...ed inverse reset curves Curve name D 1 ANSI Extremely Inverse 29 1 2 ANSI Very Inverse 21 6 3 ANSI Normal Inverse 0 46 4 ANSI Moderately Inverse 4 85 6 Long Time Extremely Inverse 30 7 Long Time Very Inverse 13 46 8 Long Time Inverse 4 6 Section 9 1MRS757454 D General function block features 466 611 series Technical Manual ...

Page 473: ...A070828 V1 EN Figure 236 ANSI extremely inverse reset time characteristics 1MRS757454 D Section 9 General function block features 611 series 467 Technical Manual ...

Page 474: ...A070829 V1 EN Figure 237 ANSI very inverse reset time characteristics Section 9 1MRS757454 D General function block features 468 611 series Technical Manual ...

Page 475: ...A070830 V1 EN Figure 238 ANSI normal inverse reset time characteristics 1MRS757454 D Section 9 General function block features 611 series 469 Technical Manual ...

Page 476: ...A070831 V1 EN Figure 239 ANSI moderately inverse reset time characteristics Section 9 1MRS757454 D General function block features 470 611 series Technical Manual ...

Page 477: ...A070832 V1 EN Figure 240 ANSI long time extremely inverse reset time characteristics 1MRS757454 D Section 9 General function block features 611 series 471 Technical Manual ...

Page 478: ...A070833 V1 EN Figure 241 ANSI long time very inverse reset time characteristics Section 9 1MRS757454 D General function block features 472 611 series Technical Manual ...

Page 479: ...inverse reset time characteristics The delayed inverse time reset is not available for IEC type inverse time curves User programmable delayed inverse reset 1MRS757454 D Section 9 General function block features 611 series 473 Technical Manual ...

Page 480: ... reset This may be the case for example when the inverse time function of a protection relay needs to be blocked to enable the definite time operation of another protection relay for selectivity reasons especially if different relaying techniques old and modern relays are applied The selected blocking mode is Freeze timer The activation of the BLOCK input also lengthens the minimum delay value of ...

Page 481: ...tivated The OPERATE output of the component is activated when the cumulative sum of the integrator calculating the overvoltage situation exceeds the value set by the inverse time mode The set value depends on the selected curve type and the setting values used The user determines the curve scaling with the Time multiplier setting The Minimum operate time setting defines the minimum operate time fo...

Page 482: ... 4BCC 8215 30C089C80EAD V1 EN Figure 243 Operate time curve based on IDMT characteristic with Minimum operate time set to 0 5 second Section 9 1MRS757454 D General function block features 476 611 series Technical Manual ...

Page 483: ...to 1 second 9 3 1 1 Standard inverse time characteristics for overvoltage protection The operate times for the standard overvoltage IDMT curves are defined with the coefficients A B C D and E The inverse operate time can be calculated with the formula 1MRS757454 D Section 9 General function block features 611 series 477 Technical Manual ...

Page 484: ... value of Start value k the set value of Time multiplier Table 479 Curve coefficients for the standard overvoltage IDMT curves Curve name A B C D E 17 Inverse Curve A 1 1 0 0 1 18 Inverse Curve B 480 32 0 5 0 035 2 19 Inverse Curve C 480 32 0 5 0 035 3 Section 9 1MRS757454 D General function block features 478 611 series Technical Manual ...

Page 485: ...GUID ACF4044C 052E 4CBD 8247 C6ABE3796FA6 V1 EN Figure 245 Inverse curve A characteristic of overvoltage protection 1MRS757454 D Section 9 General function block features 611 series 479 Technical Manual ...

Page 486: ...GUID F5E0E1C2 48C8 4DC7 A84B 174544C09142 V1 EN Figure 246 Inverse curve B characteristic of overvoltage protection Section 9 1MRS757454 D General function block features 480 611 series Technical Manual ...

Page 487: ...istic of overvoltage protection 9 3 1 2 User programmable inverse time characteristics for overvoltage protection The user can define the curves by entering the parameters using the standard formula 1MRS757454 D Section 9 General function block features 611 series 481 Technical Manual ...

Page 488: ...h the curve A has no discontinuities when the ratio U U exceeds the unity Curve Sat Relative is also set for it The Curve Sat Relative setting for curves A B and C is 2 0 percent However it should be noted that the user must carefully calculate the curve characteristics concerning the discontinuities in the curve when the programmable curve equation is used Thus the Curve Sat Relative parameter gi...

Page 489: ...e operate times for the standard undervoltage IDMT curves are defined with the coefficients A B C D and E The inverse operate time can be calculated with the formula t s k A B U U U C D E GUID 4A433D56 D7FB 412E B1AB 7FD43051EE79 V2 EN Equation 48 t s operate time in seconds U measured voltage U the set value of the Start value setting k the set value of the Time multiplier setting Table 480 Curve...

Page 490: ...UID 35F40C3B B483 40E6 9767 69C1536E3CBC V1 EN Figure 248 Inverse curve A characteristic of undervoltage protection Section 9 1MRS757454 D General function block features 484 611 series Technical Manual ...

Page 491: ...cteristic of undervoltage protection 9 3 2 2 User programmable inverse time characteristics for undervoltage protection The user can define curves by entering parameters into the standard formula 1MRS757454 D Section 9 General function block features 611 series 485 Technical Manual ...

Page 492: ...ugh the curve A has no discontinuities when the ratio U U exceeds the unity Curve Sat Relative is set for it as well The Curve Sat Relative setting for curves A B and C is 2 0 percent However it should be noted that the user must carefully calculate the curve characteristics concerning also discontinuities in thecurvewhentheprogrammablecurveequationisused Thus the CurveSatRelative parameter gives ...

Page 493: ...res to a valid range 9 5 Measurement modes In many current or voltage dependent function blocks there are various alternative measuring principles RMS DFT which is a numerically calculated fundamental component of the signal Peak to peak Peak to peak with peak backup Consequently the measurement mode can be selected according to the application In extreme cases for example with high overcurrent or...

Page 494: ...lating the average from the positive and negative peak values The DC component is not included The retardation time is short The damping of the harmonics is quite low and practically determined by the characteristics of the anti aliasing filter of the protection relay inputs Consequently this mode is usually used in conjunction with high and instantaneous stages where the suppression of harmonics ...

Page 495: ...n 54 I I a I a I A B C 2 2 3 GUID 80F92D60 0425 4F1F 9B18 DB2DEF4C2407 V2 EN Equation 55 The phase sequence voltage components are calculated from the phase to earth voltages when VT connection is selected as Wye with the equations U U U U A B C 0 3 GUID 49CFB460 5B74 43A6 A72C AAD3AF795716 V2 EN Equation 56 U U a U a U A B C 1 2 3 GUID 7A6B6AAD 8DDC 4663 A72F A3715BF3E56A V2 EN Equation 57 U U a ...

Page 496: ...4829 B97C 7E2F3158BF8E V1 EN Equation 63 If the U0 channel is not valid it is assumed to be zero The phase to phase voltages are calculated from the phase to earth voltages when VT connection is selected as Wye according to the equations U U U AB A B GUID 674F05D1 414A 4F76 B196 88441B7820B8 V1 EN Equation 64 U U U BC B C GUID 9BA93C77 427D 4044 BD68 FEE4A3A2433E V1 EN Equation 65 U U U CA C A GUI...

Page 497: ...s 5P and the accuracy limit factor 10 For protective current transformers the accuracy class is designed by the highest permissible percentage composite error at the rated accuracy limit primary current prescribed for the accuracy class concerned followed by the letter P meaning protection Table 481 Limits of errors according to IEC 60044 1 for protective current transformers Accuracy class Curren...

Page 498: ...nt The saturation of the CT protects the measuring circuit and the current input of the protection relay For that reason in practice even a few times smaller nominal primary current can be used than given by the formula Recommended start current settings If Ikmin is the lowest primary current at which the highest set overcurrent stage is to operate the start current should be set using the formula...

Page 499: ...ux of the core of the CT and on the operate time setting With inverse time mode of operation the delay should always be considered as being as long as the time constant of the DC component With inverse time mode of operation and when the high set stages are not used the AC component of the fault current should not saturate the CT less than 20 times the starting current Otherwise the inverse operat...

Page 500: ...mary current of the CT For the CT characteristics point of view the criteria given by the current transformer selection formula is fulfilled and also the protection relay setting is considerably below the Fa In this application the CT rated burden could have been selected much lower than 10 VA for economical reasons 10 1 2 Current transformer requirements for differential protection The sensitivit...

Page 501: ... measuring branch during the out of zone fault is calculated assuming that one of the CTs connected in parallel is fully saturated The stabilizing voltage can be calculated using the formula U I n R R s k in m max GUID 6A4C58E7 3D26 40C9 A070 0D99BA209B1A V1 EN Equation 67 Ikmax the highest through fault current in primary amps The highest earth fault or short circuit current during the out of zon...

Page 502: ...s s rs GUID EA4FE2BC 4E93 4093 BD14 F20A4F33AEF2 V1 EN Equation 69 Rs the resistance of the stabilizing resistor Us the stabilizing voltage of the protection relay Irs the value of the Operate value setting in secondary amps The stabilizing resistor should be capable to dissipate high energy within a very short time therefore a wire wound type resistor must be used The minimum rated power should b...

Page 503: ...value for Equation 71 The selection of current transformers can be divided into procedures 1 The rated current In of the feeder should be known The value of In also affects how high Ikmax is 2 The rated primary current I1n of the CT must be higher than the rated current of the feeder The choice of the CT also specifies Rin 3 The required Ukn is calculated using Equation 68 If Ukn of the CT is not ...

Page 504: ...died case by case If Ukn 1 5 Us the protection relay operation is jeopardized Another CT has to be chosen The need for the VDR depends on certain conditions First voltage Umax ignoring the CT saturation during the fault is calculated using the formula U I n R R R I n R k in in m s k in s max max max GUID CB54C30A C69D 4C59 B9B3 44530319D1CE V1 EN Equation 73 Ikmaxin the maximum fault current insid...

Page 505: ...V1 EN Equation 76 As the peak voltage û is 3 2 kV VDR must be used If the Rsis smaller VDR could be avoided However the value of Rs depends on the operation current and stabilizing voltage of the protection relay Thus either a higher setting should be used or the stabilizing voltage should be lowered As the peak voltage û 3 2 kV VDR must be used If the Rs is smaller VDR can be avoided The value of...

Page 506: ...500 ...

Page 507: ...ctions 11 1 Module slot numbering 1 2 3 4 GUID CA7EE83A 54EA 4C55 8A82 7DC70F11D91A V1 EN Figure 252 Module slot numbering 1 X000 2 X100 3 X120 4 X130 1MRS757454 D Section 11 Protection relay s physical connections 611 series 501 Technical Manual ...

Page 508: ... Binary and analog connections All binary and analog connections are described in the product specific application manuals 11 4 Communication connections The front communication connection is an RJ 45 type connector used mainly for configuration and setting Depending on order code several rear port communication connections are available Section 11 1MRS757454 D Protection relay s physical connecti...

Page 509: ...ss automatically There is a DHCP server inside protection relay for the front interface only The events and setting values and all input data such as memorized values and disturbance records can be read via the front communication port Only one of the possible clients can be used for parametrization at a time PCM600 LHMI WHMI The default IP address of the protection relay through this port is 192 ...

Page 510: ...Ethernet connectors X1 X2 and X3 can utilize the third port for connecting any other device for example an SNTP server that is visible for the whole local subnet to a station bus The protection relay s default IP address through rear Ethernet port is 192 168 2 10 with the TCP IP protocol The data transfer rate is 10 or 100 Mbps full duplex 11 4 3 EIA 485 serial rear connection The EIA 485 communic...

Page 511: ...COM0003 1 COM0031 3 Table 484 LED descriptions for COM0001 COM003 LED Connector Description1 X1 X1 X1 LAN link status and activity RJ 45 and LC RX1 X5 COM2 2 wire 4 wire receive activity TX1 X5 COM2 2 wire 4 wire transmit activity RX2 X5 COM1 2 wire receive activity TX2 X5 COM1 2 wire transmit activity I B X5 IRIG B signal activity 1 Depending on the COM module and jumper configuration 1MRS757454 ...

Page 512: ...s and activity X3 X3 X3 LAN3 link status and activity 11 4 5 1 COM0003 jumper locations and connections 2 1 X8 X9 X7 X4 X6 X5 1 2 3 3 GUID 190BD4F7 3635 4666 A944 5311219A548A V1 EN Figure 255 Jumper connectors on communication module Section 11 1MRS757454 D Protection relay s physical connections 506 611 series Technical Manual ...

Page 513: ...p and pull down resistors on the communication module In 4 wire connection the pull up and pull down resistors are selected by setting jumpers X4 X5 X7 and X8 to enabled position The bus termination is selected by setting jumpers X6 and X9 to enabled position The jumpers have been set to no termination and no biasing as default Table 487 4 wire EIA 485 jumper connectors for COM2 Group Jumper conne...

Page 514: ...her nodes The optional communication modules include support for EIA 485 serial communication X5 connector Depending on the configuration the communication modules can host either two 2 wire ports or one 4 wire port The two 2 wire ports are called COM1 and COM2 Alternatively if there is only one 4 wire port configured the port is called COM2 Table 488 EIA 485 connections for COM0001 COM0003 Pin 2 ...

Page 515: ... 4 6 Recommended third party industrial Ethernet switches RuggedCom RS900 RuggedCom RS1600 RuggedCom RSG2100 1MRS757454 D Section 11 Protection relay s physical connections 611 series 509 Technical Manual ...

Page 516: ...510 ...

Page 517: ...V DC Maximum interruption time in the auxiliary DC voltage without resetting the relay 50 ms at Un Auxiliary voltage variation 38 110 of Un 38 264 V AC 50 120 of Un 12 72 V DC 80 120 of Un 38 4 300 V DC Start up threshold 19 2 V DC 24 V DC 80 Burden of auxiliary voltage supply under quiescent Pq operating condition DC 12 5 W nominal 15 0 W max AC 13 5 W nominal 16 0 W max DC 10 2 W nominal 10 8 W ...

Page 518: ... input 2 Residual current and or phase current Table 492 Binary inputs Description Value Operating range 20 of the rated voltage Rated voltage 24 250 V DC Current drain 1 6 1 9 mA Power consumption 31 0 570 0 mW Threshold voltage 16 176 V DC Reaction time 3 ms Table 493 Signal output X100 SO1 Description Value Rated voltage 250 V AC DC Continuous contact carry 5 A Make and carry for 3 0 s 15 A Mak...

Page 519: ...city when the control circuit time constant L R 40 ms at 48 110 220 V DC two contacts connected in series 5 A 3 A 1 A Minimum contact load 100 mA at 24 V AC DC Trip circuit supervision TCS Control voltage range 20 250 V AC DC Current drain through the supervision circuit 1 5 mA Minimum voltage over the TCS contact 20 V AC DC 15 20 V Table 496 Single pole power output relays Description Value Rated...

Page 520: ... 499 Fiber optic communication link Connector Fiber type Wave length Typical max length1 Permitted path attenuation2 LC MM 62 5 125 or 50 125 μm glass fiber core 1300 nm 2 km 8 dB 1 Maximum length depends on the cable attenuation and quality the amount of splices and connectors in the path 2 Maximum allowed attenuation caused by connectors and cable together Table 500 IRIG B Description Value IRIG...

Page 521: ...dity 93 non condensing Atmospheric pressure 86 106 kPa Altitude Up to 2000 m Transport and storage temperature range 40 85ºC 1 Degradation in MTBF and HMI performance outside the temperature range of 25 55ºC 2 For relays with an LC communication interface the maximum operating temperature is 70ºC 1MRS757454 D Section 12 Technical data 611 series 515 Technical Manual ...

Page 522: ...516 ...

Page 523: ...adio frequency interference test 10 V rms f 150 kHz 80 MHz IEC 61000 4 6 IEC 60255 26 class III 10 V m rms f 80 2700 MHz IEC 61000 4 3 IEC 60255 26 class III 10 V m f 900 MHz ENV 50204 IEC 60255 26 class III 20 V m rms f 80 1000 MHz IEEE C37 90 2 2004 Fast transient disturbance test IEC 61000 4 4 IEC 60255 26 IEEE C37 90 1 2002 All ports 4 kV Surge immunity test IEC 61000 4 5 IEC 60255 26 Communic...

Page 524: ... rms Conducted common mode disturbances 15 Hz 150 kHz Test level 3 10 1 10 V rms IEC 61000 4 16 Emission tests EN 55011 class A IEC 60255 26 CISPR 11 CISPR 12 Conducted 0 15 0 50 MHz 79 dB µV quasi peak 66 dB µV average 0 5 30 MHz 73 dB µV quasi peak 60 dB µV average Radiated 30 230 MHz 40 dB µV m quasi peak measured at 10 m distance 230 1000 MHz 47 dB µV m quasi peak measured at 10 m distance 1 3...

Page 525: ...2 29 test Eb bump IEC 60255 21 2 Seismic test Class 2 IEC 60255 21 3 Table 506 Environmental tests Description Type test value Reference Dry heat test 96 h at 55ºC 16 h at 85ºC1 IEC 60068 2 2 Dry cold test 96 h at 25ºC 16 h at 40ºC IEC 60068 2 1 Damp heat test 6 cycles 12 h 12 h at 25 C 55 C humidity 93 IEC 60068 2 30 Change of temperature test 5 cycles 3 h 3 h at 25 C 55 C IEC60068 2 14 Storage t...

Page 526: ...Table 508 EMC compliance Description Reference EMC directive 2004 108 EC Standard EN 60255 26 2013 Section 13 1MRS757454 D Protection relay and functionality tests 520 611 series Technical Manual ...

Page 527: ...ons EN 60255 1 EN 60255 26 EN 60255 27 EMC council directive 2004 108 EC EU directive 2002 96 EC 175 IEC 60255 Low voltage directive 2006 95 EC IEC 61850 1MRS757454 D Section 14 Applicable standards and regulations 611 series 521 Technical Manual ...

Page 528: ...522 ...

Page 529: ...a exchange for power systems Defined by the IEEE Standard CPU Central processing unit CSV Comma separated values CT Current transformer DAN Doubly attached node DFT Discrete Fourier transform DHCP Dynamic Host Configuration Protocol DPC Double point control DT Definite time EEPROM Electrically erasable programmable read only memory EIA 485 Serial communication standard according to Electronics Ind...

Page 530: ...255 separated by periods Each server connected to the Internet is assigned a unique IP address that specifies the location for the TCP IP protocol IRF 1 Internal fault 2 Internal relay fault IRIG B Inter Range Instrumentation Group s time code format B LAN Local area network LC Connector type for glass fiber cable IEC 61754 20 LCD Liquid crystal display LED Light emitting diode LHMI Local human ma...

Page 531: ...eak value is above two times the set start value PPS Pulse per second PRP Parallel redundancy protocol R L Remote Local RAM Random access memory RCA Also known as MTA or base angle Characteristic angle REB611 Busbar and multipurpose differential protection and control relay REF611 Feeder protection and control relay REM611 Motor protection and control relay REU611 Voltage protection and control re...

Page 532: ... IP Transmission Control Protocol Internet Protocol TCS Trip circuit supervision TLV Type length value UTC Coordinated universal time VDR Voltage depended resistor VT Voltage transformer WAN Wide area network WHMI Web human machine interface Section 15 1MRS757454 D Glossary 526 611 series Technical Manual ...

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Page 536: ...ABB Distribution Solutions Distribution Automation P O Box 699 FI 65101 VAASA Finland Phone 358 10 22 11 www abb com mediumvoltage www abb com relion Copyright 2019 ABB All rights reserved 1MRS757454 D ...

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