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Function

IEC 61850

IEC 60617

IEC-ANSI

Three-phase overvoltage

protection, instance 1

PHPTOV1

3U> (1)

59 (1)

Three-phase overvoltage

protection, instance 2

PHPTOV2

3U> (2)

59 (2)

Three-phase overvoltage

protection, instance 3

PHPTOV3

3U> (3)

59 (3)

Positive-sequence undervoltage

protection, instance 1

PSPTUV1

U1< (1)

47U+ (1)

Positive-sequence undervoltage

protection, instance 2

PSPTUV2

U1< (2)

47U+ (2)

Negative-sequence overvoltage

protection, instance 1

NSPTOV1

U2> (1)

47O- (1)

Negative-sequence overvoltage

protection, instance 2

NSPTOV2

U2> (2)

47O- (2)

Frequency protection, instance 1

FRPFRQ1

f>/f<,df/dt (1)

81 (1)

Frequency protection, instance 2

FRPFRQ2

f>/f<,df/dt (2)

81 (2)

Frequency protection, instance 3

FRPFRQ3

f>/f<,df/dt (3)

81 (3)

Frequency protection, instance 4

FRPFRQ4

f>/f<,df/dt (4)

81 (4)

Frequency protection, instance 5

FRPFRQ5

f>/f<,df/dt (5)

81 (5)

Frequency protection, instance 6

FRPFRQ6

f>/f<,df/dt (6)

81 (6)

Three-phase thermal overload

protection for power transformers,

two time constants

T2PTTR1

3Ith>T

49T

Master trip, instance 1

TRPPTRC1

Master Trip (1)

94/86 (1)

Master trip, instance 2

TRPPTRC2

Master Trip (2)

94/86 (2)

Arc protection, instance 1

ARCSARC1

ARC (1)

50L/50NL (1)

Arc protection, instance 2

ARCSARC2

ARC (2)

50L/50NL (2)

Arc protection, instance 3

ARCSARC3

ARC (3)

50L/50NL (3)

Multi-purpose protection, instance

1

1)

MAPGAPC1

MAP (1)

MAP (1)

Multi-purpose protection, instance

2

1)

MAPGAPC2

MAP (2)

MAP (2)

Multi-purpose protection, instance

3

1)

MAPGAPC3

MAP (3)

MAP (3)

Load shedding and restoration,

instance 1

LSHDPFRQ1

UFLS/R (1)

81LSH (1)

Load shedding and restoration,

instance 2

LSHDPFRQ2

UFLS/R (2)

81LSH (2)

Load shedding and restoration,

instance 3

LSHDPFRQ3

UFLS/R (3)

81LSH (3)

Load shedding and restoration,

instance 4

LSHDPFRQ4

UFLS/R (4)

81LSH (4)

Load shedding and restoration,

instance 5

LSHDPFRQ5

UFLS/R (5)

81LSH (5)

Control
Circuit-breaker control

CBXCBR1

I <-> O CB

I <-> O CB

Table continues on next page

Section 1

1MRS757054 A

Introduction

8

REU615

Application Manual

Содержание REU615

Страница 1: ...Relion 615 series Voltage Protection and Control REU615 Application Manual ...

Страница 2: ......

Страница 3: ...Document ID 1MRS757054 Issued 2010 06 11 Revision A Product version 3 0 Copyright 2010 ABB All rights reserved ...

Страница 4: ...d copied or disclosed only in accordance with the terms of such license Trademarks ABB and Relion are registered trademarks of 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 nearest ABB representative ABB Oy Distribution Automation P O Box 699 ...

Страница 5: ...product failure would create a risk for harm to property or persons including but not limited to personal injuries or death shall be the sole responsibility of the person or entity applying the equipment and those so responsible are hereby requested to ensure that all measures are taken to exclude or mitigate such risks This document has been carefully checked by ABB but deviations cannot be compl...

Страница 6: ...ncerning electrical equipment for use within specified voltage limits Low voltage directive 2006 95 EC This conformity is the result of tests conducted by ABB in accordance with the product standards EN 50263 and 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 IED is designed in accordance with the international standard...

Страница 7: ... functionality 12 Optional functions 12 Physical hardware 12 Local HMI 14 LCD 14 LEDs 15 Keypad 15 Web HMI 16 Authorization 17 Communication 18 Section 3 REU615 standard configurations 21 Standard configurations 21 Connection diagrams 24 Presentation of standard configurations 27 Standard configuration A 28 Applications 28 Functions 29 Default I O connections 30 Default disturbance recorder settin...

Страница 8: ...nt transformer requirements for non directional overcurrent protection 59 Current transformer accuracy class and accuracy limit factor 59 Non directional overcurrent protection 60 Example for non directional overcurrent protection 61 Section 5 IED physical connections 63 Inputs 63 Energizing inputs 63 Phase currents 63 Residual current 63 Phase voltages 63 Residual voltage 64 RTD mA inputs 64 Auxi...

Страница 9: ...can be used The manual can also be used when calculating settings 1 2 Intended audience This manual addresses the protection and control engineer responsible for planning pre engineering and engineering The protection and control engineer must be experienced in electrical power engineering and have knowledge of related technology such as communication and protocols 1MRS757054 A Section 1 Introduct...

Страница 10: ...EC07000220 V1 EN Figure 1 The intended use of manuals in different lifecycles The engineering manual contains instructions on how to engineer the IEDs using the different tools in PCM600 The manual provides instructions on how to set up a PCM600 project and insert IEDs to the project structure The manual also recommends a sequence for engineering of protection and control functions LHMI functions ...

Страница 11: ...urpose a typical protection function can be used The manual can also be used when calculating settings The technical manual contains application and functionality descriptions and lists function blocks logic diagrams input and output signals setting parameters and technical data sorted per function The manual can be used as a technical reference during the engineering phase installation and commis...

Страница 12: ...rsonal injury The caution icon indicates important information or warning related to the concept discussed in the text It might indicate the presence of a hazard which could result in corruption of software or damage to equipment or property The information icon alerts the reader to important facts and conditions The tip icon indicates advice on for example how to design your project or how to use...

Страница 13: ...t messages and monitored data names are shown in Courier font for example When the function starts the START output is set to TRUE 1 4 3 Functions codes and symbols Table 1 REU615 Functions codes and symbols Function IEC 61850 IEC 60617 IEC ANSI Protection Three phase non directional overcurrent protection low stage instance 1 PHLPTOC1 3I 1 51P 1 1 Three phase non directional overcurrent protectio...

Страница 14: ...f f df dt 6 81 6 Three phase thermal overload protection for power transformers two time constants T2PTTR1 3Ith T 49T Master trip instance 1 TRPPTRC1 Master Trip 1 94 86 1 Master trip instance 2 TRPPTRC2 Master Trip 2 94 86 2 Arc protection instance 1 ARCSARC1 ARC 1 50L 50NL 1 Arc protection instance 2 ARCSARC2 ARC 2 50L 50NL 2 Arc protection instance 3 ARCSARC3 ARC 3 50L 50NL 3 Multi purpose prot...

Страница 15: ...Trip circuit supervision instance 2 TCSSCBR2 TCS 2 TCM 2 Current circuit supervision CCRDIF1 MCS 3I MCS 3I Fuse failure supervision SEQRFUF1 FUSEF 60 Measurement Disturbance recorder RDRE1 Three phase current measurement instance 1 CMMXU1 3I 3I Sequence current measurement CSMSQI1 I1 I2 I0 I1 I2 I0 Three phase voltage measurement VMMXU1 3U 3U Residual voltage measurement RESVMMXU1 Uo Vn Sequence v...

Страница 16: ...10 ...

Страница 17: ...e engineered from the ground up the 615 series has been designed to unleash the full potential of the IEC 61850 standard for communication and interoperability between substation automation devices Once the standard configuration IED has been given the application specific settings it can directly be put into service The 615 series IEDs support a range of communication protocols including IEC 6185...

Страница 18: ...ends on the ordered functionality Table 2 Plug in unit and case Main Slot ID Content options Plug in unit HMI Small 4 lines 16 characters Large 8 lines 16 characters X100 Auxiliary power BO module 48 250V DC 100 240 V AC or 24 60 V DC 2 normally open PO contacts 1 change over SO contacts 1 normally open SO contact 2 double pole PO contacts with TCS 1 dedicated internal fault output contact X110 BI...

Страница 19: ...ds are selectable within the range 18 176 V DC by adjusting the binary input setting parameters The rated input levels are selected in the IED software for phase current and ground current The binary input thresholds 18 176 V DC are selected by adjusting the IED s parameter settings The optional BIO module can be added in the IED to all standard configurations The connection diagrams of different ...

Страница 20: ...15 series LHMI The LHMI of the IED contains the following elements Display Buttons LED indicators Communication port The LHMI is used for setting monitoring and controlling 2 4 1 LCD The LHMI includes a graphical LCD 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 Section 2 1MRS75...

Страница 21: ...y Ready Start and Trip There are also 11 matrix programmable LEDs on front of the LHMI The LEDs can be configured with PCM600 and the operation mode can be selected with the LHMI WHMI or PCM600 2 4 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 e...

Страница 22: ...d web browser version is Internet Explorer 7 0 or later WHMI is disabled by default WHMI offers several functions Programmable LEDs and event lists System supervision Parameter settings Measurement display Disturbance records Phasor diagram Single line diagram The menu tree structure on the WHMI is almost identical to the one on the LHMI Section 2 1MRS757054 A REU615 overview 16 REU615 Application...

Страница 23: ...rt Remotely over LAN WAN 2 6 Authorization The user categories have been predefined for the LHMI and the WHMI each with different rights and default passwords The default passwords can be changed with Administrator user rights User authorization is disabled by default but WHMI always uses authorization 1MRS757054 A Section 2 REU615 overview REU615 17 Application Manual ...

Страница 24: ...n protocol The IEC 61850 communication implementation supports all monitoring and control functions Additionally parameter settings disturbance recordings and fault records can be accessed using the IEC 61850 protocol Disturbance recordings are available to any Ethernet based application in the standard COMTRADE file format The IED can send and receive binary signals from other IEDs so called hori...

Страница 25: ...s via the RJ 45 connector 100Base TX or the fibre optic LC connector 100Base FX Managed Ethernet switch with RSTP support Managed Ethernet switch with RSTP support RED615 REF615 RET615 REU615 REM615 Client B Client A Network Network GUID AB81C355 EF5D 4658 8AE0 01DC076E519C V1 EN Figure 6 Redundant Ethernet solution 1MRS757054 A Section 2 REU615 overview REU615 19 Application Manual ...

Страница 26: ...20 ...

Страница 27: ... 7 Supported functions Functionality A B Protection1 Three phase non directional overcurrent protection low stage instance 1 Three phase non directional overcurrent protection high stage instance 1 Three phase non directional overcurrent protection instantaneous stage instance 1 Residual overvoltage protection instance 1 2 Residual overvoltage protection instance 2 2 Residual overvoltage protectio...

Страница 28: ...ce 2 Load shedding and restoration instance 3 Load shedding and restoration instance 4 Load shedding and restoration instance 5 Control Circuit breaker control Disconnector position indication instance 1 Disconnector position indication instance 2 Disconnector position indication instance 3 Earthing switch indication Tap changer position indication Tap changer control with voltage regulator Synchr...

Страница 29: ...ncy measurement included o optional at the time of order 1 Note that all directional protection functions can also be used in non directional mode 2 Uo selectable by parameter Uo measured as default 3 Light only 4 Multi purpose protection is used for for example RTD mA based protection 1MRS757054 A Section 3 REU615 standard configurations REU615 23 Application Manual ...

Страница 30: ...2 Connection diagrams GUID E8E4A6F1 57F5 4E53 AACF FA95E7D92D83 V1 EN Figure 7 Connection diagram for the A configuration Section 3 1MRS757054 A REU615 standard configurations 24 REU615 Application Manual ...

Страница 31: ...DCA 8144 8A485D02061A V1 EN Figure 8 Connection diagram for the A configuration voltage protection with phase to earth voltage measurement 1MRS757054 A Section 3 REU615 standard configurations REU615 25 Application Manual ...

Страница 32: ...GUID 64ADD3D1 99D0 458B 8E28 5023277CFD6C V1 EN Figure 9 Connection diagram for the B configuration Section 3 1MRS757054 A REU615 standard configurations 26 REU615 Application Manual ...

Страница 33: ...Presentation of standard configurations Functional diagrams The functional diagrams describe the IED s functionality from the protection measuring condition monitoring disturbance recording control and interlocking perspective Diagrams show the default functionality with simple symbol logics 1MRS757054 A Section 3 REU615 standard configurations REU615 27 Application Manual ...

Страница 34: ...fy the standard configuration according to the actual needs The IED is delivered from the factory with default connections described in the functional diagrams for binary inputs binary outputs function to function connections and alarm LEDs The Signal Matrix is used for GOOSE signal input engineering and for making cross references between the physical I O signals and the function blocks The Signa...

Страница 35: ...ee phase overvoltage protection instance 3 PHPTOV3 3U 3 59 3 Positive sequence undervoltage protection instance 1 PSPTUV1 U1 1 47U 1 Positive sequence undervoltage protection instance 2 PSPTUV2 U1 2 47U 2 Negative sequence overvoltage protection instance 1 NSPTOV1 U2 1 47O 1 Negative sequence overvoltage protection instance 2 NSPTOV2 U2 2 47O 2 Frequency protection instance 1 FRPFRQ1 f f df dt 1 8...

Страница 36: ...NC 25 Condition monitoring Trip circuit supervision instance 1 TCSSCBR1 TCS 1 TCM 1 Trip circuit supervision instance 2 TCSSCBR2 TCS 2 TCM 2 Measurement Disturbance recorder RDRE1 Three phase voltage measurement VMMXU1 3U 3U Residual voltage measurement RESVMMXU1 Uo Vn Sequence voltage measurement VSMSQI1 U1 U2 U0 U1 U2 U0 Frequency measurement FMMXU1 f f 3 4 2 1 Default I O connections Table 9 De...

Страница 37: ...aker trip coil 2 X100 20 24 X110 SO1 Load shedding group 1 X110 14 15 16 X110 SO2 Load shedding group 2 X110 17 18 19 X110 SO3 Load restore group 1 X110 20 21 22 X110 SO4 Load restore group 2 X110 23 24 Table 11 Default connections for LEDs LED Default usage 1 Overvoltage protection operated 2 Undervoltage protection operated 3 Residual voltage protection operated 4 Sequence voltage protection ope...

Страница 38: ...essary The analog channels measurements from voltage transformers have fixed connections towards the different function blocks inside the IED s standard configuration Exceptions from this rule are the eight analog channels available for the disturbance recorder function These channels are freely selectable and a part of the disturbance recorder s parameter settings The analog channels are assigned...

Страница 39: ...ion mode the active setting group can be changed either with a parameter or via binary input All operate signals are connected to the Master Trip and also to the alarm LEDs LED 1 indicates operation of overvoltage and LED 2 operation of undervoltage protection functions LED 3 indicates operation of residual overvoltage and LED 4 voltage unbalance protection LED 5 indicates operation of frequency p...

Страница 40: ...nected to alarm LED 2 An external supervision device detects failures in primary high voltage fuses and the activation is connected to binary input X130 BI1 Activating the binary input to avoid faulty undervoltage tripping blocks the undervoltage protection functions GUID 6A4FADFD F55D 433D 894F 370CF538F902 V1 EN Figure 13 Residual overvoltage protection Section 3 1MRS757054 A REU615 standard con...

Страница 41: ...ed to alarm LED 3 GUID 98C7A5F0 B1A7 4008 92D2 FBACE327C843 V1 EN Figure 14 Positive and negative sequence voltage protection Four unbalance voltage protection functions are offered two stages of negative sequence overvoltage protection NSPTOV1 and two stages positive sequence undervoltage protection PSPTUV1 functions NSPTOV1 and PSPTUV1 are blocked in case a blown primary fuse is detected 1MRS757...

Страница 42: ...igure 15 Frequency protection The selectable underfrequency or overfrequency protection FRPFRQ prevents damage to network components under unwanted frequency conditions Section 3 1MRS757054 A REU615 standard configurations 36 REU615 Application Manual ...

Страница 43: ...1 EN Figure 16 Load shedding and restoration Five load shedding and restoration stages are offered in the standard configuration The load shedding and restoration function LSHDPFRQ is capable of shedding load based on underfrequency and the rate of change of the frequency The load that is shed during the frequency disturbance can be restored once the frequency is stabilized to the normal level Als...

Страница 44: ...nction blocks for three arc sensors that can be connected to the IED The arc protection in this standard configuration detects an arc flash and supplies the information for the operating arc protection unit which de energizes the faulty area by opening the circuit breaker It is possible to use for example fast GOOSE communication to route the detected information to the circuit breaker The alarm L...

Страница 45: ...re routed to trigger the disturbance recorder or alternatively only to be recorded by the disturbance recorder depending on the parameter settings Additionally the ARC protection synchrocheck and voltage measuring circuit related signals are also connected 1MRS757054 A Section 3 REU615 standard configurations REU615 39 Application Manual ...

Страница 46: ... be used as continuous mode by default The permission signal for circuit breaker closing is connected to X100 PO2 and it can be used in series in circuit breaker closing circuit The information that systems are synchronous to be interconnected is connected to LED 8 SECRSYN is blocked if primary voltage transformer fuse is blown X130 BI1 or if the miniature circuit breaker failure is detected from ...

Страница 47: ...corresponding Master Trips TRPPTRC1 and TRPPTRC2 TRPPTRC1 and 2 provide the lockout latching function event generation and the trip signal duration setting If the lockout operation mode is selected one binary input can be reassigned to the RST_LKOUT input of the Master Trip to enable external reset with a push button 1MRS757054 A Section 3 REU615 standard configurations REU615 41 Application Manua...

Страница 48: ... 5 and X110 6 are used for connection of voltage transformer truck position The inputs are connected to DCSXSWI1 Table 13 Device positions indicated by binary inputs 5 and 6 Primary device position Input to be energized Input 5 X110 8 9 Input 6 X110 10 9 Busbar disconnector closed x Busbar disconnector open x Voltage transformer truck in service position x Voltage transformer truck in test positio...

Страница 49: ... the minimum pulse length for the outputs There are four generic timers TPGAPC1 4 available in the IED The remaining ones not described in the functional diagram are available in PCM600 for connection where applicable 3 5 Standard configuration B 3 5 1 Applications The standard configuration is intended for automatic voltage regulation of power transformers equipped with an on load tap changer It ...

Страница 50: ...d to different primary circuit layouts and the related functionality needs by modifying the internal functionality using PCM600 3 5 2 Functions Table 14 Functions included in the standard configuration B Functionality IEC 61850 IEC 60617 IEC ANSI Protection Three phase non directional overcurrent protection low stage instance 1 PHLPTOC1 3I 1 51P 1 1 Three phase non directional overcurrent protecti...

Страница 51: ...1 TCSSCBR1 TCS 1 TCM 1 Trip circuit supervision instance 2 TCSSCBR2 TCS 2 TCM 2 Current circuit supervision CCRDIF1 MCS 3I MCS 3I Fuse failure supervision SEQRFUF1 FUSEF 60 Measurement Disturbance recorder RDRE1 Three phase current measurement instance 1 CMMXU1 3I 3I Sequence current measurement CSMSQI1 I1 I2 I0 I1 I2 I0 Three phase voltage measurement VMMXU1 3U 3U Sequence voltage measurement VSM...

Страница 52: ...0 AI1 Tap changer position X130 1 2 X130 AI2 X130 3 4 X130 AI3 Transformer ambient temperature X130 5 6 11c X130 AI4 X130 7 8 11c X130 AI5 X130 9 10 11c X130 AI6 X130 13 14 12c X130 AI7 X130 15 16 12c X130 AI8 X130 17 18 12c Table 18 Default connections for binary outputs Binary output Default usage Connector pins X100 PO1 Lower own command X100 6 7 X100 PO2 Raise own command X100 8 9 X100 SO1 Gen...

Страница 53: ...e recorder settings Table 20 Default analog channel selection and text settings Channel Selection and text 1 IL1 2 IL2 3 IL3 4 Io 5 U1 6 U2 7 U3 8 9 10 11 12 Additionally all the digital inputs that are connected by default are also enabled with the setting Default triggering settings are selected depending on the connected input signal type Typically all protection START signals are selected to t...

Страница 54: ...parameter settings The analog channels are assigned to different functions The common signal marked with 3I represents the three phase currents and 3U represents the three phase voltages The signal marked with Uo represents the measured residual voltage via open delta connected voltage transformers The signal marked with Io represents the measured residual current via a sum connection of second cu...

Страница 55: ...rotection functions LED 3 indicates operation of undervoltage and LED 4 thermal overload protection GUID C07A4101 8768 4365 BB4F 17CF3CF3D075 V1 EN Figure 24 Thermal overload protection Three phase thermal overload protection T2PTTR1 provides indication on overload situations The operate signal of the thermal overload protection is connected to the Master Trip and also to an alarm LED 4 If the RTD...

Страница 56: ... stages PHPTOV1 PHPTOV2 and PHPTOV3 offer protection against abnormal overvoltage conditions in the power system LED 2 indicates the operation of PHPTOV The same alarm information is connected to the binary output SO3 X110 20 22 Section 3 1MRS757054 A REU615 standard configurations 50 REU615 Application Manual ...

Страница 57: ...er protection against abnormal undervoltage conditions in the power system LED 3 indicates the operation of PHPTUV The same alarm information is connected to the binary output SO3 X110 20 22 3 5 3 2 Functional diagrams for disturbance recorder and supervision functions 1MRS757054 A Section 3 REU615 standard configurations REU615 51 Application Manual ...

Страница 58: ... trigger the disturbance recorder or alternatively only to be recorded by the disturbance recorder depending on the parameter settings Additionally the supervision related signals tap changer control signals and circuit breaker position indications are also connected Section 3 1MRS757054 A REU615 standard configurations 52 REU615 Application Manual ...

Страница 59: ... 2 is blocked by the circuit breaker closed position signal The trip circuit supervision alarm indication is connected to LED 9 The fuse failure supervision SEQRFUF1 detects failures in voltage measurement circuits Failures such as open miniature circuit breaker are detected and the alarm is connected to supervision alarm LED 9 Failures in current measuring circuits are detected by CCRDIF The alar...

Страница 60: ...with a push button GUID E4270342 93C0 4C06 B8F2 297E24A434FE V1 EN Figure 30 On load tap changer control The on load tap changer control functionality is provided with the OLATCC1 function Both manual and automatic controlling of the on load tap changer is done via OLATCC The external push button controlling of the local tap changer can be wired to binary inputs BI3 X110 5 6 for lower request and ...

Страница 61: ... to the alarm LED 6 The common alarm signal of OLATCC1 is connected to SO1 X110 14 16 and to the alarm LED 8 GUID 61FA8F81 6848 4DBE 83B8 0750C33AA255 V1 EN Figure 31 Circuit breaker control and interlocking The ENA_CLOSE input which enables the closing of the circuit breaker is a status of the Master Trip in the breaker control function block CBXCBR The open operation is always enabled If the ENA...

Страница 62: ...D input module in the X130 slot the tap changer position can be connected as an mA signal If the binary input output card is selected in the X130 slot the position indication can be made with binary coded information When the mA RTD card is used the ambient temperature of the power transformer is connected from first RTD channel to the thermal overload protection function Section 3 1MRS757054 A RE...

Страница 63: ...rrent protection function SO2 X110 17 19 Operation of voltage protection function SO3 X110 20 22 Operation of thermal overload protection SO4 X110 23 24 TPGAPC are timers and used for setting the minimum pulse length for the outputs There are four generic timers TPGAPC1 4 available in the IED The remaining ones not described in the functional diagram are available in PCM600 for connection where ap...

Страница 64: ...58 ...

Страница 65: ... the rated accuracy limit primary current to the rated primary current For example a protective current transformer of type 5P10 has the accuracy class 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 fol...

Страница 66: ...rcurrent protection does not set high requirements on the accuracy class or on the actual accuracy limit factor Fa of the CTs It is however recommended to select a CT with Fa of at least 20 The nominal primary current I1n should be chosen in such a way that the thermal and dynamic strength of the current measuring input of the IED is not exceeded This is always fulfilled when I1n Ikmax 100 Ikmax i...

Страница 67: ...e time the constant of the DC component of the fault current when the current is only slightly higher than the starting current This depends on the accuracy limit factor of the CT on the remanence flux 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...

Страница 68: ...ured with the downstream protection In addition the start current settings have to be defined so that the IED operates with the minimum fault current and it does not operate with the maximum load current The settings for all three stages are as in the figure above For the application point of view the suitable setting for instantaneous stage I in this example is 3 500 A 5 83 x I2n For the CT chara...

Страница 69: ...ed Table 22 Phase current inputs included in configuration B Terminal Description X120 7 8 IL1 X120 9 10 IL2 X120 11 12 IL3 5 1 1 2 Residual current Table 23 Residual current input included in configuration B Terminal Description X120 13 14 Io 5 1 1 3 Phase voltages Table 24 Phase voltage inputs included in configuration B Terminal Description X120 1 2 U1 X120 3 4 U2 X120 5 6 U3 1MRS757054 A Secti...

Страница 70: ...figuration A Terminal Description X130 17 18 Uo 5 1 2 RTD mA inputs RTD mA inputs are optional for configuration B Table 28 RTD mA inputs Terminal Description X130 1 mA1 AI1 X130 2 mA1 AI1 X130 3 mA2 AI2 X130 4 mA2 AI2 X130 5 RTD1 AI3 X130 6 RTD1 AI3 X130 7 RTD2 AI4 X130 8 RTD2 AI4 X130 9 RTD3 AI5 X130 10 RTD3 AI5 X130 11 Common1 X130 12 Common2 X130 13 RTD4 AI6 X130 14 RTD4 AI6 X130 15 RTD5 AI7 T...

Страница 71: ...the IED Table 29 Auxiliary voltage supply Terminal Description X100 1 Input X100 2 Input 5 1 4 Binary inputs The binary inputs can be used for example to generate a blocking signal to unlatch output contacts to trigger the disturbance recorder or for remote control of IED settings Table 30 Binary input terminals X110 1 13 Terminal Description X110 1 BI1 X110 2 BI1 X110 3 BI2 X110 4 BI2 X110 5 BI3 ...

Страница 72: ... input terminals X130 1 9 Terminal Description X130 1 BI1 X130 2 BI1 X130 2 BI2 X130 3 BI2 X130 4 BI3 X130 5 BI3 X130 5 BI4 X130 6 BI4 X130 7 BI5 X130 8 BI5 X130 8 BI6 X130 9 BI6 5 2 Outputs 5 2 1 Outputs for tripping and controlling Output contacts PO1 PO2 PO3 and PO4 are heavy duty trip contacts capable of controlling most circuit breakers On delivery from the factory the trip signals from all t...

Страница 73: ...O1 SO2 and SO3 in slot X130 optional can be used for signalling on start and tripping of the IED On delivery from the factory the start and alarm signals from all the protection stages are routed to signalling outputs Table 34 Output contacts X100 10 14 Terminal Description X100 10 SO1 common X100 11 SO1 NC X100 12 SO1 NO X100 13 SO2 NO X100 14 SO2 NO Table 35 Output contacts X110 14 24 Terminal D...

Страница 74: ...30 17 SO3 NO X130 18 SO3 NC 5 2 3 IRF The IRF contact functions as an output contact for the self supervision system of the protection IED Under normal operating conditions the IED is energized and the contact is closed X100 3 5 When a fault is detected by the self supervision system or the auxiliary voltage is disconnected the output contact drops off and the contact closes X100 3 4 Table 37 IRF ...

Страница 75: ...standard for substation communication and modelling IED Intelligent electronic device IP address A set of four numbers between 0 and 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 LAN Local area network LC Connector type for glass fibre cable LCD Liquid crystal display LED Light emitting diode LHMI ...

Страница 76: ...g a three phase power system Instead of representing each of three phases with a separate line or terminal only one conductor is represented WAN Wide area network WHMI Web human machine interface Section 6 1MRS757054 A Glossary 70 REU615 Application Manual ...

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Страница 80: ...Contact us ABB Oy Distribution Automation P O Box 699 FI 65101 VAASA Finland Phone 358 10 22 11 Fax 358 10 22 41094 www abb com substationautomation 1MRS757054 A Copyright 2010 ABB All rights reserved ...

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