Siemens Siprotec 7VK61 Manual Download

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SIPROTEC

Breaker Management
Device
7VK61

V4.60

Manual

C53000-G1176-C159-3

Preface

Contents

Introduction

Functions

Mounting and Commissioning

Technical Data

Appendix

Literature

Glossary

Index

Summary of Contents for Siprotec 7VK61

Page 1: ...SIPROTEC Breaker Management Device 7VK61 V4 60 Manual C53000 G1176 C159 3 Preface Contents Introduction 1 Functions 2 Mounting and Commissioning 3 Technical Data 4 Appendix A Literature Glossary Index ...

Page 2: ...tions We appreciate any suggestions for improvement We reserve the right to make technical improvements without notice Document Version 4 11 00 Release date 05 2009 Copyright Copyright Siemens AG 2009 All rights reserved Dissemination or reproduction of this document or evaluation and communication of its contents is not authorized except where ex pressly permitted Violations are liable for damage...

Page 3: ...c and control facilities and personnel of electrical facilities and power plants Applicability of this Manual This manual applies to SIPROTEC 4 Breaker Management Device 7VK61 firmware version V4 60 Conformity Declaration This product complies with the directive of the Council of the European Communities on the approximation of the laws of the Member States relating to electromagnetic compatibilit...

Page 4: ...afety Information This manual does not constitute a complete index of all required safety measures for operation of the equip ment module device as special operational conditions may require additional measures However it com prises important information that should be noted for purposes of personal safety as well as avoiding material damage Information that is highlighted by means of a warning tr...

Page 5: ...ion and only in combination with third party equipment recommended or approved by Siemens The successful and safe operation of the device is dependent on proper handling storage installation opera tion and maintenance When operating an electrical equipment certain parts of the device are inevitably subject to dangerous voltage Severe personal injury or property damage may result if the device is n...

Page 6: ...may appear word for word in the display of the device or on the screen of a personal computer with operation software DIGSI are additionally written in italics The same applies to the options of the menus Messages Designators for information which may be output by the relay or required from other devices or from the switch gear are marked in a monospace type style in quotation marks Deviations may...

Page 7: ... is active Coincidence gate output is active if both inputs are active or inactive at the same time Dynamic inputs edge triggered above with positive below with nega tive edge Formation of one analog output signal from a number of analog input signals Limit stage with setting address and parameter designator name Timer pickup delay T example adjustable with setting address and parameter designator...

Page 8: ...Preface SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 8 ...

Page 9: ...2 1 3 1 Setting Notes 30 2 1 3 2 Settings 34 2 1 4 Change Group 35 2 1 4 1 Purpose of the Setting Groups 35 2 1 4 2 Setting Notes 35 2 1 4 3 Settings 36 2 1 4 4 Information List 36 2 1 5 Power System Data 2 36 2 1 5 1 Setting Notes 36 2 1 5 2 Settings 38 2 1 5 3 Information List 38 2 1 6 Oscillographic Fault Records 40 2 1 6 1 Description 40 2 1 6 2 Setting Notes 40 2 1 6 3 Settings 41 2 1 6 4 Inf...

Page 10: ...n List 130 2 7 Monitoring Function 131 2 7 1 Measurement Supervision 131 2 7 1 1 Hardware Monitoring 131 2 7 1 2 Software Monitoring 133 2 7 1 3 Monitoring External Transformer Circuits 133 2 7 1 4 Monitoring the Phase Angle of the Positive Sequence Power 138 2 7 1 5 Malfunction Reaction 141 2 7 1 6 Setting Notes 143 2 7 1 7 Settings 144 2 7 1 8 Information List 145 2 7 2 Trip circuit supervision ...

Page 11: ...3 Interlocking 173 2 10 1 4 Information List 175 2 10 2 Control Device 175 2 10 2 1 Description 176 2 10 2 2 Information List 176 2 10 3 Process Data 177 2 10 3 1 Method of Operation 177 2 10 3 2 Information List 178 2 10 4 Protocol 178 2 10 4 1 Information List 178 3 Mounting and Commissioning 179 3 1 Mounting and Connections 180 3 1 1 Configuration Information 180 3 1 2 Hardware Modifications 18...

Page 12: ...Test of the Configured Operating Equipment 226 3 3 15 Triggering Oscillographic Recording for Test 226 3 4 Final Preparation of the Device 228 4 Technical Data 229 4 1 General 230 4 1 1 Analogue Inputs and Outputs 230 4 1 2 Auxiliary voltage 230 4 1 3 Binary Inputs and Outputs 231 4 1 4 Communication Interfaces 232 4 1 5 Electrical Tests 236 4 1 6 Mechanical Tests 237 4 1 7 Climatic Stress Tests 2...

Page 13: ... for Panel Surface Mounting 273 A 3 Connection Examples 275 A 3 1 Current Transformer Connection Examples 275 A 3 2 Voltage Transformer Connection Examples 276 A 4 Default Settings 279 A 4 1 LEDs 279 A 4 2 Binary Input 279 A 4 3 Binary Output 281 A 4 4 Function Keys 281 A 4 5 Default Display 282 A 4 6 Pre defined CFC Charts 283 A 5 Protocol dependent Functions 284 A 6 Functional Scope 285 A 7 Sett...

Page 14: ...Contents SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 14 ...

Page 15: ...Release date 05 2009 15 Introduction 1 The SIPROTEC 4 7VK61 is introduced in this chapter The device is presented in its application characteris tics and functional scope 1 1 Overall Operation 16 1 2 Application Scope 18 1 3 Characteristics 20 ...

Page 16: ...e provided for measuring the phase currents a further measuring input I4 can be configured to detect the earth current CT starpoint or a separate earth current transformer The analog input quantities are passed on to the input amplifiers IA Figure 1 1 Hardware structure of the Breaker Management Device 7VK61 A voltage measuring input is provided for each phase earth voltage A further voltage input...

Page 17: ...es Integrated control and numeric keys in conjunction with the LCD facilitate local interaction with the local device All information of the device can be accessed using the integrated control and numeric keys This information includes protective and control settings operating and fault indications and measured values setting param eters can be changed see also Chapter 2 and SIPROTEC 4 System Desc...

Page 18: ...ry contact of each pole But generally the relay can operate without such in formation from the circuit breaker 7VK61 can work together with static and digital protection equipment requiring only pickup and trip operations from them For single pole auto reclosure the trip signals must either be distinguished as to whether they are single pole or three pole or they must be transmitted to the relay f...

Page 19: ...g and modifying configuration parameters and settings configuring user specific logic functions retrieving operational messages and measured values inquiring device conditions and measured values issuing control commands To establish an extensive communication with other digital operating control and memory components the device may be provided with further interfaces depending on the order varian...

Page 20: ... the first four reclosure at tempts Controlled optionally by production pickup with separate dead times after single two pole and three pole pickup Optionally with adaptive dead time reduced dead time and dead line check Synchronism and Voltage Check optional Verification on the synchronous conditions before reclosing after three pole tripping Fast measuring of voltage difference Udiff on the phas...

Page 21: ...nce voltage with a time delay each Two overvoltage stages for the negative sequence voltage Two overvoltage stages for the zero sequence voltage or any other single phase voltage Settable dropout to pickup ratios Two undervoltage stages for the phase earth voltages Two undervoltage stages for the phase phase voltages Two undervoltage stages for the positive sequence voltage Settable current criter...

Page 22: ...e g DCF77 IRIG B via satellite receiver binary input or system interface Continuous calculation and display of measured quantities on the front display Fault event memory trip log for the last 8 network faults faults in the power system with real time stamps Fault recording and data transfer for fault recording for a maximum time range of 15 s Statistics Counter with the trip commands issued by th...

Page 23: ...e quired formulae are given Based on the following information it can also be determined which of the provided functions should be used 2 1 General 24 2 2 Automatic reclosure function optional 43 2 3 Overcurrent protection optional 67 2 4 Synchronism and voltage check optional 81 2 5 Under and over voltage protection optional 96 2 6 Circuit breaker failure protection optional 114 2 7 Monitoring Fu...

Page 24: ...n of functions may also be modified e g the reclosing function can be implemented with or without synchronisa tion If a function is not required it can be deactivated during configuration The available protection and supplementary functions can be configured as Enabled or Disabled For some functions a choice may be presented between several options which are explained below Functions configured as...

Page 25: ...abled Otherwise set the number of desired reclosing attempts there You can select 1 AR cycle to 8 AR cycles You can also set ADT adaptive dead times in this case the behaviour of the automatic reclosure function is determined by the cycles of the remote end The number of cycles must however be configured at least in one of the line ends which must have a reliable infeed The other end or other ends...

Page 26: ...07 CT CONNECTION YES NO YES Current transformer connection 110 Trip mode 3pole only 1 3pole 3pole only Trip mode 126 Back Up O C Disabled TOC IEC TOC ANSI TOC IEC w 3ST Disabled Backup overcurrent 133 Auto Reclose 1 AR cycle 2 AR cycles 3 AR cycles 4 AR cycles 5 AR cycles 6 AR cycles 7 AR cycles 8 AR cycles ADT Disabled Disabled Auto Reclose Function 134 AR control mode Pickup w Tact Pickup w o Ta...

Page 27: ...ed LED and LCD messages 2 1 2 2 Setting Notes Fault Annunciations Pickup of a new protective function generally turns off any previously lit LEDs so that only the latest fault is displayed at any time It can be selected whether the stored LED displays and the spontaneous indications on the display appear upon renewed pickup or only after a renewed trip signal is issued In order to enter the desire...

Page 28: ...P_Ev Clock Synchronization Light on SP Back Light on HWTestMod IntSP Hardware Test Mode Error FMS1 OUT Error FMS FO 1 Error FMS2 OUT Error FMS FO 2 Distur CFC OUT Disturbance CFC 1 Not configured SP No Function configured 2 Non Existent SP Function Not Available 3 Time Synch SP Synchronize Internal Real Time Clock 5 Reset LED SP Reset LED 11 Annunc 1 SP User defined annunciation 1 12 Annunc 2 SP U...

Page 29: ... D converter 183 Error Board 1 OUT Error Board 1 184 Error Board 2 OUT Error Board 2 185 Error Board 3 OUT Error Board 3 186 Error Board 4 OUT Error Board 4 187 Error Board 5 OUT Error Board 5 188 Error Board 6 OUT Error Board 6 189 Error Board 7 OUT Error Board 7 190 Error Board 0 OUT Error Board 0 191 Error Offset OUT Error Offset 192 Error1A 5Awrong OUT Error 1A 5Ajumper different from setting ...

Page 30: ...connected current transformers is specified the fol lowing figure applies accordingly to two current transformers This setting determines the measuring direction of the device forward line direction A change in this setting also results in a polarity reversal of the earth current inputsIE Figure 2 2 Polarity of current transformers Nominal Values of the Transformers In addresses 203 Unom PRIMARY a...

Page 31: ...mer must be connected to a feeder voltage If the transformation ratio differs this can be adapted with the setting in address 215 Usy1 Usy2 ratio In address 212 Usy2 connection the type of voltage connected to measuring point Usy2 for synchronism check is communicated to the device The device then automatically selects the voltage at measuring point Usy1 If the two measuring points used for synchr...

Page 32: ...cording data Current Connection The device features four current measuring inputs three of which are connected to the set of current transform ers Various possibilities exist for the fourth current input I4 Connection of the I4 input to the earth current in the starpoint of the set of current transformers on the pro tected feeder normal connection Address 220 is then set to I4 transformer In prot ...

Page 33: ...hat the voltages are phase synchronous the instant the breaker poles make contact Trip command duration In address 240 the minimum trip command duration TMin TRIP CMD is set It applies to all protective and control functions which may issue a trip command It also determines the duration of the trip pulse when a circuit breaker test is initiated via the device This parameter can only be altered usi...

Page 34: ...transf Usy2 transf Ux transformer Not connected U4 voltage transformer is 211 Uph Udelta 0 10 9 99 1 73 Matching ratio Phase VT To Open Delta VT 212 Usy2 connection L1 E L2 E L3 E L1 L2 L2 L3 L3 L1 L1 L2 VT connection for Usy2 214A ϕ Usy2 Usy1 0 360 0 Angle adjustment Usy2 Usy1 215 Usy1 Usy2 ratio 0 50 2 00 1 00 Matching ratio Usy1 Usy2 220 I4 transformer Not connected In prot line In prot line I4...

Page 35: ...e same for all groups Setting groups enable the user to save the corresponding settings for each application When they are needed settings may be loaded quickly All setting groups are stored in the relay Only one setting group may be active at a given time 2 1 4 2 Setting Notes General If multiple setting groups are not required Group A is the default selection Then the rest of this section is not...

Page 36: ...max mean and setpoint values calculated in the operational measured values are usually defined with positive direction towards the protected object This requires that the connection polarity for the entire device was configured accordingly in the Power System Data 1 compare also Polarity of Current Transformers address 201 But it is also possible to reverse the direction for the outputs without ha...

Page 37: ...s are used To evaluate only the auxiliary contacts including the phase currents set the address 1136 to Current AND CB If you do not wish to detect single pole automatic reclosure set OpenPoleDetect to OFF For manual closure of the circuit breaker via binary inputs it can be specified in address 1151 MAN CLOSE whether the integrated manual CLOSE detection checks the synchronism between the busbar ...

Page 38: ...130A PoleOpenCurrent 1A 0 05 1 00 A 0 10 A Pole Open Current Threshold 5A 0 25 5 00 A 0 50 A 1131A PoleOpenVoltage 2 70 V 30 V Pole Open Voltage Threshold 1133A T DELAY SOTF 0 05 30 00 sec 0 25 sec minimal time for line open before SOTF 1135 Reset Trip CMD CurrentOpenPole Current AND CB Pickup Reset CurrentOpenPole RESET of Trip Command 1136 OpenPoleDetect OFF Current AND CB w measurement w measur...

Page 39: ...d Phase L1 508 Relay TRIP L2 OUT Relay TRIP command Phase L2 509 Relay TRIP L3 OUT Relay TRIP command Phase L3 510 Relay CLOSE OUT Relay GENERAL CLOSE command 511 Relay TRIP OUT Relay GENERAL TRIP command 512 Relay TRIP 1pL1 OUT Relay TRIP command Only Phase L1 513 Relay TRIP 1pL2 OUT Relay TRIP command Only Phase L2 514 Relay TRIP 1pL3 OUT Relay TRIP command Only Phase L3 515 Relay TRIP 3ph OUT R...

Page 40: ...ly and can be selected to take place after each fault detection by the protection or only after a trip 2 1 6 2 Setting Notes General Other settings pertaining to fault recording waveform capture are found in the submenu Oscillographic Fault Records submenu of the Settings menu Waveform capture makes a distinction between the trigger instant for an oscillographic record and the criterion to save th...

Page 41: ...g Options Default Setting Comments 402A WAVEFORMTRIGGE R Save w Pickup Save w TRIP Start w TRIP Save w Pickup Waveform Capture 403A WAVEFORM DATA Fault event Pow Sys Flt Fault event Scope of Waveform Data 410 MAX LENGTH 0 30 5 00 sec 2 00 sec Max length of a Waveform Capture Record 411 PRE TRIG TIME 0 05 0 50 sec 0 25 sec Captured Waveform Prior to Trigger 412 POST REC TIME 0 05 0 50 sec 0 10 sec ...

Page 42: ...ronments In parallel to the process control integration of the device this interface can also be used for communication with DIGSI and for inter relay communication via GOOSE 2 1 7 2 Setting Notes Interface Selection No settings are required for operation of the Ethernet system interface module IEC 61850 Ethernet EN100 Module If the device is equipped with such a module see MLFB the module is auto...

Page 43: ...he fault still exists after reclosure arc not extinguished or metallic short circuit the protection issues a final trip In some systems several reclosing attempts are performed 7VK61 allows reclosure after three pole single pole and single pole three pole tripping It is possible to execute several reclosing attempts Single pole or single pole three pole auto reclosure requires the fault protection...

Page 44: ...can supply the signal AR 1 CycZoneRel in addition to the signal AR Program1pole This signal indicates that the automatic reclose function initiates reclosure only after single pole tripping but not after three pole tripping i e the reclose function is only programmed to single pole reclo sure Initiation Initiation of the automatic reclosing function means recording of the first trip signal of a sy...

Page 45: ...possible to deter mine which reclose cycles are executed depending on the time used by the protection function to trip as the following examples with time overcurrent protection show Example 1 3 cycles are set Starting of the auto reclosure is allowed for at least the first cycle The action times are set as follows 1st Reclosure T Action 0 2 s 2nd Reclosure T Action 0 8 s 3rd Reclosure T Action 1 ...

Page 46: ...the blocking time a fault after expiry of the blocking time is treated as a new fault in the power system If the blocking time is disabled in ADT mode each new trip after reclosing is considered as a new fault If one of the protective functions causes another trip during the blocking time the next reclosure cycle will be started if multiple reclosure has been set If no further reclosure attempts a...

Page 47: ...only be issued if the CB has previously tripped out of the closed state The valid dead time begins when the trip command disappears or signals taken from the CB auxiliary contacts indicate that the CB pole has opened and that the trip command has disappeared If after a single pole trip command the CB has opened three pole this is considered as a three pole tripping If three pole reclose cycles are...

Page 48: ...ed If the reclosure is blocked during the dead time following a single pole trip immediate three pole tripping can take place as an option forced three pole trip If the fault is cleared successful reclosure the reclaim time expires and all functions return to their quiescent state The fault is cleared If the fault has not been eliminated unsuccessful reclosure the short circuit protection initiate...

Page 49: ...e attempt was unsuccessful the reclosure function is not blocked but instead the next reclose cycle is started The appropriate dead time starts with the reset of the trip command or opening of the circuit breaker pole auxiliary contact criterion The circuit breaker receives a new close command after expiry of the dead time At the same time the reclaim time is started Until the set maximum number o...

Page 50: ...e been without voltage for at least an adequate measuring time during the dead time If this was not the case the reclosure is blocked dynamically This no voltage check on the line is of advantage if a small generator e g wind generator is connected along the line Reduced Dead Time RDT If automatic reclosure is performed in connection with time graded protection non selective tripping before re clo...

Page 51: ...d time the automatic reclosure function at line end II decides independently if and when reclosure is sensible and allowed and when it is not The criterion is the line voltage at end II which was re applied from end I following reclosure there Reclosure therefore takes place at end II as soon as it is apparent that voltage has been re applied to the line from end I All phase to phase and phase to ...

Page 52: ...ts unnecessary closing at the remote end on the one hand but also increases the time until reclosure takes place there This is not critical for a single pole interruption or in radial or meshed networks if no stability problems are expected under these conditions The close command can be transmitted using any suitable teleprotection scheme Control of the Automatic Reclosure It must be decided whet...

Page 53: ...closes after single pole tripping This output can be omitted if no over reaching stage is required e g differential protection or comparison mode with distance protection Instead of the three phase segregated trip commands the single pole and three pole tripping may also be sig nalled to the internal automatic reclosure function provided that the external protection device is capable of this i e a...

Page 54: ...n example Figure 2 10 Connection example with external protection device for fault detection dependent dead time dead time control by pickup signals of the protection device AR control mode with PICKUP 2 Protection Relays with 2 Automatic Reclosure Circuits If redundant protection is provided for a line and each protection operates with its own automatic reclosure func tion a certain signal exchan...

Page 55: ...to be used the type of reclosure must be selected during the con figuration of the functions Section 2 1 1 2 in address 133 Auto Reclose the AR control mode and in address 134 the AR control mode Up to 8 reclosure attempts are allowed with the integrated automatic reclosure function Whereas the settings in the addresses 3401 to 3441 are common to all reclosure cycles the individual settings of the...

Page 56: ...ing the AR in ADT mode it is pos sible to deactivate the reclaim time by setting it to 0 s A few seconds are generally sufficient In areas with frequent thunderstorms or storms a shorter blocking time may be necessary to avoid feeder lockout due to sequential lightning strikes or cable flashovers A longer reclaim time should be chosen where circuit breaker supervision is not possible see above dur...

Page 57: ... heading Processing the circuit breaker auxiliary contacts The forced three pole trip is also activated when only three pole cycles are allowed but a single pole trip is signalled externally via a binary input The forced three pole trip is unnecessary if only a common three pole control of the CB is possible Dead line check reduced dead time Under address 3431 the dead line check or the reduced de...

Page 58: ...at some time This takes place after the maximum wait time T MAX ADT address 3434 This must be long enough to include the last reclosure of the remote end In the case of single cycle reclosure the sum total of maximum dead time plus reclaim time of the other device is sufficient In the case of multiple reclosure the worst case is that all reclosures of the other end except the last one are unsucces...

Page 59: ...ion time 1 AR T ACTION address 3451 is the timeframe after initiation fault detection by any pro tective function which can start the automatic reclosure function within which the trip command must appear If no trip command is issued until the action time has expired there is no reclosure Depending on the configu ration of the protective functions the action time may also be omitted this applies e...

Page 60: ...ate If there is a danger of stability problems in the network during a three pole reclosure cycle set address 3460 1 AR SynRequest to YES In this case a check is made before each reclosure following a three pole trip whether the voltages of feeder and busbar are sufficiently synchronous This is only done on condition that either the internal synchronism and voltage check functions are available or...

Page 61: ...889 to AR 4 CycZoneRel No 2892 The automatic reclosure is ready for the respective reclosure cycle This information indicates which cycle will be run next For example external protection functions can use this information to release accelerated or over reaching trip stages prior to the corresponding reclose cycle 3472 3 AR START Start in 3rd cycle generally allowed 3473 3 AR T ACTION Action time f...

Page 62: ... multiple cycles this information resets with the expiry of the last blocking time If no reclosure was successful or if reclosure was blocked it ends with the last the final trip command AR Sync Request No 2865 Measuring request to an external synchronism check device The information appears at the end of a dead time subsequent to three pole tripping if a synchronism request was parameterised for ...

Page 63: ...closing 3437 ADT SynRequest YES NO NO Request for synchro check after 3pole AR 3438 T U stable 0 10 30 00 sec 0 10 sec Supervision time for dead live voltage 3440 U live 30 90 V 48 V Voltage threshold for live line or bus 3441 U dead 2 70 V 30 V Voltage threshold for dead line or bus 3450 1 AR START YES NO YES Start of AR allowed in this cycle 3451 1 AR T ACTION 0 01 300 00 sec 0 20 sec Action tim...

Page 64: ...ter 2phase faults 3477 3 AR Tdead 3Flt 0 01 1800 00 sec 0 50 sec Dead time after 3phase faults 3478 3 AR Tdead1Trip 0 01 1800 00 sec sec Dead time after 1pole trip 3479 3 AR Tdead3Trip 0 01 1800 00 sec 0 50 sec Dead time after 3pole trip 3480 3 AR Tdead EV 0 01 1800 00 sec 1 20 sec Dead time after evolving fault 3481 3 AR CB CLOSE YES NO NO CB ready interrogation before re closing 3482 3 AR SynReq...

Page 65: ...and higher AR cycles 2746 Trip for AR SP AR External Trip for AR start 2747 Pickup L1 AR SP AR External pickup L1 for AR start 2748 Pickup L2 AR SP AR External pickup L2 for AR start 2749 Pickup L3 AR SP AR External pickup L3 for AR start 2750 Pickup 1ph AR SP AR External pickup 1phase for AR start 2751 Pickup 2ph AR SP AR External pickup 2phase for AR start 2752 Pickup 3ph AR SP AR External picku...

Page 66: ...le 1st cycle 2854 AR Close 2 Cyc OUT AR Close command 2nd cycle and higher 2857 AR CLOSE RDT TD OUT AR RDT Close command after TDEADxTRIP 2861 AR T Recl run OUT AR Reclaim time is running 2862 AR successful OUT AR successful 2864 AR 1p Trip Perm OUT AR 1pole trip permitted by internal AR 2865 AR Sync Request OUT AR Synchro check request 2871 AR TRIP 3pole OUT AR TRIP command 3pole 2889 AR 1 CycZon...

Page 67: ...rth current 3 I0 is either measured directly or calculated depending on the ordered device version and usage of the fourth current input I4 of the device If I4 is connected to the starpoint of the current transformer set the earth current will be available directly as measured quantity If the fourth current input I4 is not connected as earth current transformer the device will calculate the earth ...

Page 68: ... with Iph or 3I0 PICKUP with 3I0 In all other respects Figure 2 12 applies Inverse time overcurrent stage IP The logic of the inverse overcurrent stage also operates chiefly in the same way as the remaining stages How ever the time delay is calculated here based on the type of the set characteristic the intensity of the current and a time multiplier following figure A pre selection of the availabl...

Page 69: ... are shown by way of an example In the setting information Subsection 2 3 3 the different setting addresses are elaborated upon Figure 2 13 Logic diagram of the IP stage inverse time overcurrent protection for example IEC characteristics 1 The output indications associated with the pickup signals can be found in Table 2 3 2 The output indications associated with the trip signals can be found in Ta...

Page 70: ...akers CBA and CBC that carry the short circuit current can be tripped without delay The two sets of current transformers are con nected in parallel such that the current sum IA IB represents the current flowing towards the line isolator The stub protection is an overcurrent protection which is only in service when the state of the line isolator indi cates the open condition via a binary input I ST...

Page 71: ... before automatic reclosure If automatic reclosure must be performed a quick clearance of the fault before reclosure is usually desirable A release signal from an external automatic reclosure device can be injected via binary input O C InstTRIP The interconnection of the internal auto recloser is performed via an additional CFC logic which typically connects the output signal 2889 AR 1 CycZoneRel ...

Page 72: ...Pickup signals of the individual phases For the tripping signals table 2 4 the stage which caused the tripping is also output If the device has the option to trip single pole and if this option has been activated the pole which has been tripped is also indicated in case of single pole tripping refer also to Section 2 8 1 Tripping Logic of the Entire Device Internal Annunciation Figure Output Annun...

Page 73: ...d a spurious pickup due to transient overcurrents the delay SOTF Time DELAY address 2680 can be set Typically the presetting of 0 is correct A short delay can be useful in case of long cables for which high inrush currents can be expected or for transformers The time delay depends on the severity and duration of the transient overcurrents as well as on which stages were selected for the fast switc...

Page 74: ...s with large reactances e g transformers series reactors the I stages can also be used for current grading In this case they must be set in such a way that they do not pick up in case of a fault at the end of the line The times can then be set to 0 or to a small value When using a personal computer and DIGSI to apply the settings these can be optionally entered as primary or secondary values For s...

Page 75: ...rcurrent StagesIph 3I0 for definite time overcurrent protection For the setting of the current pickup value Iph address 2620 the maximum operating current is most de cisive Pickup due to overload should never occur since the device in this operating mode operates as fault protection with correspondingly short tripping times and not as overload protection For this reason a pickup value of about 10 ...

Page 76: ...For the setting of the current thresholds Ip address 2640 and 3I0p PICKUP address 2650 the same considerations as for the overcurrent stages of the definite time protection see above apply In this case it must be noted that a safety margin between the pickup threshold and the set value has already been incorpo rated Pickup only occurs at a current which is approximately 10 above the set value The ...

Page 77: ... a sep arate earth fault grading plan If only the phase currents are to be monitored set the pickup value of the earth fault stage to In addition to the current dependent delays a delay of constant length can be set if necessary The setting T Ip Add address 2646 for phase currents and T 3I0p Add address 2656 for earth currents are in addition to the time delays resulting from the set curves The pa...

Page 78: ...t protection With I STUB Telep BI YES you define that the I stages trip without delay after pickup if the binary input was activated For I STUB Telep BI NO the set delays are always active If the I stage when switching the line on to a fault is to trip without delay or with a short delay SOTF Time DELAY address 2680 see above under margin heading General the parameter I STUB SOTF address 2635 is s...

Page 79: ... 50 sec T Ip Time Dial 2643 Time Dial TD Ip 0 50 15 00 5 00 Time Dial TD Ip 2646 T Ip Add 0 00 30 00 sec 0 00 sec T Ip Additional Time Delay 2650 3I0p PICKUP 1A 0 05 4 00 A A 3I0p Pickup 5A 0 25 20 00 A A 2652 T 3I0p TimeDial 0 05 3 00 sec 0 50 sec T 3I0p Time Dial 2653 TimeDial TD3I0p 0 50 15 00 5 00 Time Dial TD 3I0p 2656 T 3I0p Add 0 00 30 00 sec 0 00 sec T 3I0p Additional Time Delay 2660 IEC C...

Page 80: ... Pickup L1E 7174 O C PU 1p L2 OUT Backup O C Pickup Only L2 7175 O C Pickup L2E OUT Backup O C Pickup L2E 7176 O C Pickup L12 OUT Backup O C Pickup L12 7177 O C Pickup L12E OUT Backup O C Pickup L12E 7178 O C PU 1p L3 OUT Backup O C Pickup Only L3 7179 O C Pickup L3E OUT Backup O C Pickup L3E 7180 O C Pickup L31 OUT Backup O C Pickup L31 7181 O C Pickup L31E OUT Backup O C Pickup L31E 7182 O C Pic...

Page 81: ...nsformers if a power transformer is located between the measuring points Closing is released for synchronous or asynchronous system conditions In the latter case the device deter mines the time for issuing the close command such that the voltages are identical the instant the breaker poles make contact 2 4 1 Functional Description General For comparing the two voltages the synchronism check uses t...

Page 82: ... maxAngleDiff address 3533 and the frequency difference AR maxFreq Diff address 3512 or MC maxFreq Diff address 3532 so that the angle difference of the voltages between busbar and feeder is nearly 0 the instant the circuit breaker primary contacts make contact For this purpose the device must be informed of the operating time of the circuit breaker for closing Different frequency limit thresholds...

Page 83: ...ial interface using DIGSI on a PC or from a control centre The release conditions for manual closure apply parameter MC The synchronism check function gives permission for passage Sync release No 2951 of the closing command to the required function Furthermore a separate closing command is available as output indication Sync CloseCmd No 2961 The check of the release conditions is limited by an adj...

Page 84: ...Functions 2 4 Synchronism and voltage check optional SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 84 ...

Page 85: ...ed at synchronism that is when the critical values AR maxVolt Diff AR maxFreq Diff AR maxAngleDiff are within the set limits AR Usy1 Usy2 Released if measuring point Usy1 is de energised and the measuring point Usy2 is energised AR Usy1 Usy2 Released if measuring point Usy1 is energised and the measuring point Usy2 is de energised AR Usy1 Usy2 Released if measuring point Usy1 is de energised and t...

Page 86: ...the closing command to couple a dead overhead line to a live busbar the following conditions are checked Is the feeder voltage below the set value Dead Volt Thr Is the busbar voltage above the setting value Live Volt Thr but below the maximum voltage Umax Is the frequency within the permitted operating range fN 3 Hz After successful check the closing command is released Corresponding conditions ap...

Page 87: ...te boxes for primary and secondary measured values and percentages The following is displayed Value of reference voltage Usy1 Value of the voltage to be synchronized Usy2 Frequency values fsy1 and fsy2 Differences of voltage frequency and angle between Usy1 and Usys2 The primary measured values of the synchronism check are summarized in one of the preset default displays see Appendix A 4 2 4 2 Set...

Page 88: ...nchronism If switched off the synchronism check does not verify the synchronization conditions and release is not granted You can also set ON w o CloseCmd the CLOSE command is in this case not included in the common device alarm Relay CLOSE No 510 but the alarm Sync CloseCmd No 2961 is issued Address 3502 Dead Volt Thr indicates the voltage threshold below which the feeder or the busbar can safely...

Page 89: ...g are set at addresses 3515 to 3519 The following addresses mean 3515 AR SYNC CHECK both measuring points Usy1 and Usy2 must be energised Live Volt Thr address 3503 the synchronism conditions are checked i e AR maxVolt Diff address 3511 AR maxFreq Diff address 3512 and AR maxAngleDiff address 3513 This parameter can only be altered with DIGSI under Additional Settings 3516 AR Usy1 Usy2 the measuri...

Page 90: ...ia control command are set under addresses 3535 to 3539 The following addresses mean 3535 MC SYNCHR both measuring points Usy1 and Usy2 must be energised Live Volt Thr address 3503 the synchronism conditions are checked i e MC maxVolt Diff address 3531 MC maxFreq Diff address 3532 and MC maxAngleDiff address 3533 This parameter can only be altered in DIGSI at Display Additional Settings 3536 MC Us...

Page 91: ...and only gen erated if the control issues a measurement request Sync release No 2951 Release signal to an external automatic reclosure device Connections The 7VK61 provides three voltage inputs for connection of the reference voltage Usy1 and one voltage input for the voltage Usy2 to be synchronized see example in Figure 2 19 If the connection is to all three phases the phase to earth voltages are...

Page 92: ...1 of the 7VK61 regardless of the phase actually used at the primary voltage transformer In this case parameter 212 will be hidden since only two voltages are available As the example in the following figure shows the reference voltage Usy1 does not necessarily have to assume the same phase angle as the voltage Usy2 to be synchronized The reference voltage on primary side is UL2 E the voltage to be...

Page 93: ...0 V Voltage threshold live line bus 3504 Umax 20 140 V 110 V Maximum permissible voltage 3507 T SYN DURATION 0 01 600 00 sec 1 00 sec Maximum duration of synchro nism check 3508 T SYNC STAB 0 00 30 00 sec 0 00 sec Synchronous condition stability timer 3509 SyncCB Setting options depend on configuration None Synchronizable circuit breaker 3510 Op mode with AR with T CB close w o T CB close w o T CB...

Page 94: ...of any check before Man Cl No Information Type of In formation Comments 2901 Sync on SP Switch on synchro check function 2902 Sync off SP Switch off synchro check function 2903 BLOCK Sync SP BLOCK synchro check function 2905 Sync Start MC SP Start synchro check for Manual Close 2906 Sync Start AR SP Start synchro check for AR 2907 Sync synch SP Sync Prog Live bus live line Sync 2908 Usy1 Usy2 SP S...

Page 95: ...970 SYNC fsy2 OUT SYNC frequency fsy2 fn 3Hz 2971 SYNC fsy2 OUT SYNC frequency fsy2 fn 3Hz 2972 SYNC fsy1 OUT SYNC frequency fsy1 fn 3Hz 2973 SYNC fsy1 OUT SYNC frequency fsy1 fn 3Hz 2974 SYNC Usy2 OUT SYNC voltage Usy2 Umax P 3504 2975 SYNC Usy2 OUT SYNC voltage Usy2 U P 3503 2976 SYNC Usy1 OUT SYNC voltage Usy1 Umax P 3504 2977 SYNC Usy1 OUT SYNC voltage Usy1 U P 3503 2978 SYNC Usy2 Usy1 OUT SYN...

Page 96: ...voltage protection function is two stage i e it is provided with two threshold setting stages each one with its respective time delay Abnormally high voltages often occur e g in low loaded long distance transmission lines in islanded systems when generator voltage regulation fails or after full load shutdown of a generator with the generator discon nected from the system Even if compensation react...

Page 97: ... phase overvoltage The phase phase overvoltage protection operates just like the phase earth protection except that it detects phase to phase voltages Accordingly phase to phase voltages which have exceeded one of the stage thresholds Uph ph or Uph ph are also indicated Beyond this Figure 2 21 applies in principle The phase phase overvoltage protection can also be blocked via a binary input Uph ph...

Page 98: ...nary input U1 BLK Figure 2 22 Logic diagram of the overvoltage protection for the positive sequence voltage system Single Phase Voltage Connection Please bear in mind that the device is designed for a three phase voltage connection Single phase connection is also possible but no adjustments have been made in this respect This must be taken into consideration when setting the pickup value Overvolta...

Page 99: ...y the asymmetrical power flow not by the fault in the system If the device cooperates with an external automatic reclosure function or if a single pole tripping can be triggered by a different protection system working in parallel the overvoltage protection for the negative sequence system must be blocked via a binary input during single pole tripping Single Phase Voltage Connection Please bear in...

Page 100: ...e device co operates with an external automatic reclosure function or if a single pole tripping can be triggered by a different protection system working in parallel the overvoltage protection for the zero sequence system must be blocked via a binary input during single pole tripping This automatic blocking function requires the condition of the system to be detected without doubt This means that ...

Page 101: ...hase voltage As the zero sequence voltage stages operate separately and independent from the other protective overvoltage functions they can be used for any other single phase voltage Therefore the fourth voltage input U4 of the device must be assigned accordingly also see Section 2 1 3 Voltage Transformer Connection The stages can be blocked via a binary input 3U0 BLK Internal blocking is not acc...

Page 102: ...s results in a pickup state being present if the voltage transformers are on the outgoing side If this pickup must be reset the current can be used as an additional criterion current supervision CURR SUP Uphe to achieve this result Undervoltage will then only be detected if together with the undervoltage condi tion the minimum current PoleOpenCurrent of the corresponding phase is also exceeded Thi...

Page 103: ... Basically the phase phase undervoltage protection operates like the phase earth protection except that it detects phase to phase voltages Accordingly both phases are indicated during pickup of an undervoltage stage if one of the stage thresholds Uph ph or Uph ph was undershot Beyond this Figure 2 25 applies in principle It is sufficient for the current criterion that current flow is detected in o...

Page 104: ...t it is only active if all three current and voltage transformers are connected Undervoltage Positive Sequence System U1 The device calculates the positive sequence system according to its defining equation U1 1 3 UL1 a UL2 a2 UL3 where a ej120 The resulting positive sequence voltage is fed to the two threshold stages U1 and U1 see Figure 2 26 Combined with the associated time delays T U1 and T U1...

Page 105: ...of the system to be detected without doubt This means that it is only active if all three current and voltage transformers are connected Single Phase Voltage Connection Please bear in mind that the device is designed for a three phase voltage connection Single phase connection is also possible but no adjustments have been made in this respect This must be taken into consideration when selecting th...

Page 106: ...e connection Phase earth overvoltage The phase voltage stages can be switched ON or OFF in address 3701 Uph e In addition to this you can set Alarm Only i e these stages operate and send alarms but do not generate any trip command The setting U Alarm U Trip creates in addition also a trip command only for the U stage The settings of the voltage threshold and the timer values depend on the type of ...

Page 107: ...address 3742 with a greater time delay T U2 address 3743 for steady state asymmetrical voltages and the other being U2 address 3744 with a short delay time T U2 address 3745 for high asymmetrical voltages Note that the negative sequence system is established according to its defining equation U2 1 3 UL1 a2 UL2 a UL3 For symmetrical voltages and two swapped phases this is equivalent to the phase to...

Page 108: ...FF in address 3751 Uph e In addition to this you can set Alarm Only i e these stages operate and send alarms but do not generate any trip command You can generate a trip command for the 2nd stage only in addition to the alarm by setting U Alarm U Trip This undervoltage protection function has two stages The Uph e stage address 3752 with a longer setting of the time T Uph e address 3753 operates in...

Page 109: ...r time delay T U1 address 3773 and the U1 stage address 3774 with a shorter time delay T U1 address 3775 Note that the positive sequence system is established according to its defining equation U1 1 3 UL1 a UL2 a2 UL3 For symmetrical voltages this is equivalent to a phase earth voltage If the voltage transformers are located on the line side the measuring voltages will be missing when the line is ...

Page 110: ...N U Alarm U Trip OFF Operating mode U1 overvoltage prot 3732 U1 2 0 220 0 V 150 0 V U1 Pickup 3733 T U1 0 00 100 00 sec 2 00 sec T U1 Time Delay 3734 U1 2 0 220 0 V 175 0 V U1 Pickup 3735 T U1 0 00 100 00 sec 1 00 sec T U1 Time Delay 3739A U1 RESET 0 30 0 99 0 98 U1 Reset ratio 3741 U2 OFF Alarm Only ON U Alarm U Trip OFF Operating mode U2 overvoltage prot 3742 U2 2 0 220 0 V 30 0 V U2 Pickup 3743...

Page 111: ... U1 0 00 100 00 sec 1 00 sec T U1 Time Delay 3778 CURR SUP U1 ON OFF ON Current supervision U1 3779A U1 RESET 1 01 1 20 1 05 U1 Reset ratio No Information Type of In formation Comments 234 2100 U U blk IntSP U U blocked via operation 10201 Uph e BLK SP BLOCK Uph e Overvolt phase earth 10202 Uph ph BLK SP BLOCK Uph ph Overvolt phase phase 10203 3U0 BLK SP BLOCK 3U0 Overvolt zero sequence 10204 U1 B...

Page 112: ...Uph e PU L1 OUT Uph e Pickup L1 10249 Uph e PU L2 OUT Uph e Pickup L2 10250 Uph e PU L3 OUT Uph e Pickup L3 10251 Uph e PU L1 OUT Uph e Pickup L1 10252 Uph e PU L2 OUT Uph e Pickup L2 10253 Uph e PU L3 OUT Uph e Pickup L3 10255 Uphph Pickup OUT Uph ph Pickup 10256 Uphph Pickup OUT Uph ph Pickup 10257 Uphph PU L12 OUT Uph ph Pickup L1 L2 10258 Uphph PU L23 OUT Uph ph Pickup L2 L3 10259 Uphph PU L31...

Page 113: ...ut 10316 Uph e TimeOut OUT Uph e TimeOut 10317 Uph e TRIP OUT Uph e TRIP command 10318 Uph e PU L1 OUT Uph e Pickup L1 10319 Uph e PU L2 OUT Uph e Pickup L2 10320 Uph e PU L3 OUT Uph e Pickup L3 10321 Uph e PU L1 OUT Uph e Pickup L1 10322 Uph e PU L2 OUT Uph e Pickup L2 10323 Uph e PU L3 OUT Uph e Pickup L3 10325 Uph ph Pickup OUT Uph ph Pickup 10326 Uph ph Pickup OUT Uph ph Pickup 10327 Uphph PU ...

Page 114: ... Normally the breaker will open and interrupt the fault current The current monitoring stage quickly resets typ ical 10 ms and stops the timer T BF If the trip command is not carried out breaker failure case current continues to flow and the timer runs to its set limit The breaker failure protection then issues a command to trip the back up breakers and interrupt the fault current The reset time o...

Page 115: ...ent is reliably detected The currents are monitored and compared with the set limit value Besides the three phase currents two further current thresholds are provided in order to allow a plausibility check If configured correspondingly a separate threshold value can be used for this plausibility check see Figure 2 29 As plausibility current the earth current residual current IE 3 I0 is preferably ...

Page 116: ... up during the trip signal from the feeder protection the circuit breaker is assumed to be open as soon as the current disappears even if the associated auxiliary contact does not yet indicate that the circuit breaker has opened Figure 2 30 This gives preference to the more reliable current criterion and avoids overfunctioning due to a defect e g in the auxiliary contact mechanism or circuit This ...

Page 117: ...5 it is recommended to connect also the general device pickup to binary input BF release no 1432 For Buchholz protection it is recommended that both inputs are connected to the device by two separate wire pairs Nevertheless it is possible to initiate the breaker failure protection in single channel mode should a separate release criterion not be available The binary input BF release No 1432 must t...

Page 118: ...sociated with current flow this is processed internally via the input Start internal w o I if the trip signal comes from the internal voltage protection or from an external protection via the binary input BF Start w o I In this case the start signal is maintained until the auxiliary contact criterion signals the circuit breaker as being open Initiation can be blocked via the binary input BLOCK Bkr...

Page 119: ...terion not be available The binary input BF release must then not be assigned to any physical input of the device during configuration If the external protection device does not provide a general fault detection signal a general trip signal can be used instead Alternatively the parallel connection of a separate set of trip contacts can produce such a release signal as shown in Figure 2 34 Figure 2...

Page 120: ...ntacts are not available for each individual breaker pole then a single pole trip command is assumed to be executed only if the series connection of the normally open NO auxiliary contacts is interrupted This information is provided to the breaker failure protection by the central function control of the device refer to Section 2 8 1 If there are starting signals of more than one phase the common ...

Page 121: ...Functions 2 6 Circuit breaker failure protection optional SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 121 Figure 2 35 Initiation conditions for single pole trip commands ...

Page 122: ... the circuit breaker is not capable of single pole trip ping If it is desired to use shorter delay times for 3 pole tripping of the starting protection function than for single pole tripping you should use the delay times T1 3pole and T1 1pole as shown in Figure 2 37 Figure 2 36 Single stage breaker failure protection with common phase initiation Figure 2 37 Single stage breaker failure protection...

Page 123: ...protection Circuit breaker not operational There may be cases when it is already obvious that the circuit breaker associated with a feeder protection relay cannot clear a fault e g when the tripping voltage or the tripping energy is not available In such a case it is not necessary to wait for the response of the feeder circuit breaker If provision has been made for the detection of such a conditio...

Page 124: ...sformer measurement location on the busbar side it will thus not be regarded as a feeder fault by the feeder protection relay It can only be detected by either a reverse stage of the feeder protection or by the busbar protection However a trip command given to the feeder circuit breaker does not clear the fault since the opposite end continues to feed the fault Thus the fault current does not stop...

Page 125: ...osed or all three poles must be open Discrepancy is permitted only for a short time interval during a single pole automatic reclose cycle The scheme functionality is shown in Figure 2 42 The signals which are processed here are the same as those used for the breaker failure protection The pole discrepancy condition is established when at least one pole is closed one pole closed and at the same tim...

Page 126: ...r A choice can be made whether this trip repetition shall be single pole or three pole if the initial feeder protection trip was single pole provided that single pole trip is pos sible This choice is made in address 3903 1p RETRIP T1 Set this parameter to YES if the first stage is to trip single pole otherwise set it to NO If the breaker does not respond to this trip repetition the adjacent circui...

Page 127: ...ation should the fault not have been cleared within this time The timers T1 1pole address 3904 and T1 3pole address 3905 are then set to since they are not needed But you may use the T1 timers for single stage protection if you wish to utilise the facility of setting different delay times after single pole trip and three pole trip of the feeder protection In this case set T1 1pole ad dress 3904 an...

Page 128: ... a reverse stage of the feeder protection or by the busbar protection the fault is a busbar fault as determined from the location of the current transformers the fault current will continue to flow because the fault is fed from the remote end of the feeder circuit The time T EndFault address 3922 is started when during the time of pickup condition of the feeder pro tection the circuit breaker auxi...

Page 129: ... I 5A 0 25 100 00 A 0 50 A 3903 1p RETRIP T1 NO YES YES 1pole retrip with stage T1 local trip 3904 T1 1pole 0 00 30 00 sec 0 00 sec T1 Delay after 1pole start local trip 3905 T1 3pole 0 00 30 00 sec 0 00 sec T1 Delay after 3pole start local trip 3906 T2 0 00 30 00 sec 0 15 sec T2 Delay of 2nd stage busbar trip 3907 T3 BkrDefective 0 00 30 00 sec 0 00 sec T3 Delay for start with de fective bkr 3908...

Page 130: ...Breaker failure prot ON OFF via BI 1451 BkrFail OFF OUT Breaker failure is switched OFF 1452 BkrFail BLOCK OUT Breaker failure is BLOCKED 1453 BkrFail ACTIVE OUT Breaker failure is ACTIVE 1461 BF Start OUT Breaker failure protection started 1472 BF T1 TRIP 1pL1 OUT BF Trip T1 local trip only phase L1 1473 BF T1 TRIP 1pL2 OUT BF Trip T1 local trip only phase L2 1474 BF T1 TRIP 1pL3 OUT BF Trip T1 l...

Page 131: ...sturb the operational readiness of the device see for the Technical Data The processor monitors the reference voltage of the ADC analog to digital converter The protection is sus pended if the voltages deviate outside an allowable range and persistent deviations are reported Back up Battery The buffer battery which ensures the operation of the internal clock and the storage of counters and indicat...

Page 132: ...ransformer starpoint or a separated earth current transformer of the line to be protected are con nected to the device their digitised sum must be zero A fault in the current circuit is detected when IF IL1 IL2 IL3 kI IE ΣI THRESHOLD IN ΣI FACTOR Σ I Factor kI address 221 I4 Iph CT takes into account a possible different ratio of a separate IE transformer e g cable core balance current transformer...

Page 133: ... discovered This also initiates a restart of the processor system If a fault is not removed by the restart of the processors a new restart is attempted If the fault is still present after three restart attempts within 30 s the protection system will take itself out of service and the red LED Blocked lights up The Device OK relay drops off and signals the malfunction by its life contact 2 7 1 3 Mon...

Page 134: ...dication Fail Conductor No 195 Voltage Symmetry In healthy network operation it can be expected that the voltages are nearly balanced The monitoring of the measured values in the device checks this balance The smallest phase voltage is compared to the largest Non symmetry is detected when Umin Umax BAL FACTOR U as long as Umax BALANCE U LIMIT Umax is the largest of the three phase to phase voltage...

Page 135: ...ns former secondary circuit certain measuring loops may mistakenly see a voltage of zero If fuses are used instead of a secondary miniature circuit breaker VT mcb with connected auxiliary contacts then the Fuse Failure Monitor can detect problems in the voltage transformer secondary circuit Of course the miniature circuit breaker and the Fuse Failure Monitor can be used at the same time The Fuse F...

Page 136: ...secondary circuit Accordingly the immediate blocking is disabled when the line is tripped single pole internal information 1 pole open in the logic diagram If a zero sequence or negative sequence current is detected within approximately 10 s after recognition of this criterion the protection assumes a short circuit and removes the blocking by the fuse failure monitor for the duration of the fault ...

Page 137: ...e basis of undervoltage are blocked until the voltage failure is removed Thereafter the blocking is automatically removed The Fuse Failure Monitor is only active if the three phase currents and voltages are connected Otherwise this function is disabled and the associated parameters and indications are hidden Additional Measured Voltage Failure Monitoring If no measuring voltage is available after ...

Page 138: ...e indication of capacitive reactive power The monitoring indication can then be used to control the overvoltage protection function For this purpose two angles must be set as shown in Figure 2 50 In this example ϕA 200 and ϕB 340 has been set If the measured phase angle ϕ S1 of the positive sequence power is within the area of the P Q plane delimited by the angles ϕA and ϕB the indication ϕ PQ Pos...

Page 139: ...G1176 C159 3 Release date 05 2009 139 Figure 2 50 Characteristic of the Positive Sequence System Phase Angle Monitoring The monitoring function can also be used for the display of negative active power In this case the areas must be defined as shown in Figure 2 51 ...

Page 140: ...her than the value set in parameter 2943 I1 The positive sequence voltage U1 is higher than the value set in parameter 2944 U1 The angles set in address 2941 ϕA and 2942 ϕB must be at least 3 apart Incorrect parameter settings cause the indication 132 ϕ Set wrong to be output The Fuse Failure Monitor and the measured voltage failure monitoring must not have responded and binary input indication 36...

Page 141: ...able 2 5 Summary of Malfunction Responses of the Device Monitoring possible causes Malfunction Re sponse Message F No Device AC DC supply voltage loss External aux voltage inter nal converter Device out of operation alarm if possible All LEDs dark Error 5V 144 DOK2 drops out Measured Value Acqui sition Internal converter or refer ence voltage Protection out of opera tion alarm LED ERROR Error A D ...

Page 142: ...162 As allocated Current Symmetry External power system or current transformer Message Fail I balance 163 As allocated Broken conductor External power system or current transformer Message Fail Conductor 195 As allocated Voltage sum Internal measured value acquisition Message Fail Σ U Ph E 165 As allocated Voltage Symmetry External power system or voltage transformer Message Fail U balance 167 As ...

Page 143: ... Summated current supervision Address 2906 ΣI THRESHOLD determines the limit current above which the current sum monitoring is activat ed absolute portion only relative to IN The relative portion relative to the maximum phase current for acti vating the current sum monitoring is set at address 2907 ΣI FACTOR These settings can only be changed using DIGSI at Additional Settings Note Current sum mon...

Page 144: ...OLD 1A 0 05 2 00 A 0 10 A Summated Current Moni toring Threshold 5A 0 25 10 00 A 0 50 A 2907A ΣI FACTOR 0 00 0 95 0 10 Summated Current Moni toring Factor 2908A T BAL U LIMIT 5 100 sec 5 sec T Balance Factor for Voltage Monitor 2909A T BAL I LIMIT 5 100 sec 5 sec T Current Balance Monitor 2910 FUSE FAIL MON ON OFF ON Fuse Failure Monitor 2911A FFM U min 10 100 V 30 V Minimum Voltage Thresh old U 2...

Page 145: ...connected according to Figure 2 53 parallel to the associated trip contact on one side and parallel to the circuit breaker auxiliary contacts on the other A precondition for the use of the trip circuit monitoring is that the control voltage for the circuit breaker is higher than the total of the minimum voltages drops at the two binary inputs UCtrl 2 UBImin Since at least 19 V are needed for each ...

Page 146: ...rupted a short circuit exists in the trip circuit a loss of battery voltage occurs or malfunctions occur with the circuit breaker mecha nism Therefore it is used as monitoring criterion Table 2 6 Condition table for binary inputs depending on RTC and CB position The conditions of the two binary inputs are checked periodically A query takes place about every 500 ms If three consecutive conditional ...

Page 147: ... 55 Principle of trip circuit monitoring with one binary input During normal operation the binary input is activated logical condition H when the trip contact is open and the trip circuit is intact because the supervision circuit is closed either by the circuit breaker auxiliary contact if the circuit breaker is closed or through the equivalent resistor R Only as long as the trip contact is closed...

Page 148: ... set in address 4002 No of BI If the routing of the binary inputs required for this does not comply with the selected supervision mode an alarm is given TripC1 ProgFAIL with identification of the non compliant circuit Monitoring with one binary input The alarm for supervision with two binary inputs is always delayed by approx 1 s to 2 s whereas the delay time of the alarm for supervision with one ...

Page 149: ...TripC1 TripRel SP Trip circuit superv 1 Trip Relay 6855 TripC1 Bkr Rel SP Trip circuit superv 1 Breaker Relay 6856 TripC2 TripRel SP Trip circuit superv 2 Trip Relay 6857 TripC2 Bkr Rel SP Trip circuit superv 2 Breaker Relay 6858 TripC3 TripRel SP Trip circuit superv 3 Trip Relay 6859 TripC3 Bkr Rel SP Trip circuit superv 3 Breaker Relay 6861 TripC OFF OUT Trip circuit supervision OFF 6865 FAIL Tr...

Page 150: ...ed object several measures may be required or desirable Following manual closing onto a short circuit for instance immediate re opening of the circuit breaker is usually desired For most short circuit protection functions at least one stage can be selected to trip without delay following energisation as described in the corresponding sections The manual closing command must be indicated to the dev...

Page 151: ... of the close coil of the circuit breaker Figure 2 58 Each closing operation that is not initiated by the internal automatic reclosure function is interpreted as a manual closure even it has been initiated by a control command from the device Figure 2 58 Manual closure with internal automatic reclosure CB Circuit breaker ON Circuit breaker close coil CBaux Circuit breaker auxiliary contact If howe...

Page 152: ...gured to the input function CB 3p Closed No 379 The other inputs are then not used and the logic is basically restricted to simply passing on this input information If the circuit breaker poles can be switched individually and only a parallel connection of the NO individual pole auxiliary contacts is available the relevant binary input BI is allocated to the function CB 3p Open no 380 The remainin...

Page 153: ...ircuit breaker cannot be open and closed at the same time Furthermore no current can flow over an open breaker contact The evaluation of the measuring quantities is according to the local conditions of the measuring points see Section 2 1 5 1 at margin heading Circuit Breaker Status The phase currents are available as measuring quantities A flowing current excludes that the circuit breaker is open...

Page 154: ...ry inputs are available which should be treated the same and configured additionally if necessary These have a similar significance as the inputs described above for protection applications and are marked with CB1 to distinguish them i e CB1 3p Closed No 410 for the series connection of the NO auxiliary contacts of the CB CB1 3p Open No 411 for the series connection of the NC auxiliary contacts of...

Page 155: ...Functions 2 8 Function Control SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 155 Figure 2 61 Open pole detector logic ...

Page 156: ...evice Phase Segregated Fault Detection The fault detection logic combines the fault detection pickup signals of all protection functions In the case of those protection functions that allow for phase segregated pick up the pick up is output in a phase segregated manner If a protection function detects an earth fault this is also output as a common device alarm Thus the alarms Relay PICKUP L1 Relay...

Page 157: ... after the minimum trip command duration has elapsed A further condition for the reset of the trip command is that the circuit breaker has opened in the event of single pole tripping the relevant circuit breaker pole In the function control of the device this is checked by means of the circuit breaker position feedback Section Detection of the Circuit Breaker Position and the flow of cur rent In a...

Page 158: ...T no 530 if interconnected correspondingly a reclosure of the circuit breaker e g for automatic reclosure manual close signal synchronization closing via control can be blocked Only once the cause for the protection operation is known should the interlocking be reset by a manual reset via binary input Lockout RESET no 386 Figure 2 63 Reclosure Interlocking Conditions which cause reclosure interloc...

Page 159: ...c are taken into account for the routing of the binary inputs and outputs and are also considered for the setting of user defined logic functions if necessary See also the SIPROTEC 4 System Description Breaker Tripping Alarm Suppression While on feeders without automatic reclosure every trip command by a protection function is final it is desirable when using automatic reclosure to prevent the ope...

Page 160: ...l as for short circuit tripping with a single failed automatic reclosure cycle Figure 2 65 Breaker tripping alarm suppression sequence examples Trip dependent Indications The storage of messages allocated to local LEDs and the availability of spontaneous indications can be made dependent on the device sending a trip command The information is not output if one or more protection func tions have pi...

Page 161: ...gement relay allows for convenient testing of the trip circuits and the circuit breakers 2 8 2 1 Functional Description The test programs listed in Table 2 7 are available The single pole tests are naturally only available if the device at hand allows for single pole tripping The output alarms mentioned must be allocated to the relevant command relays that are used for controlling the circuit brea...

Page 162: ...L1 CB1 TEST trip close Only L1 CB1tst L2 CB1 TEST trip close Only L2 CB1tst L3 CB1 TEST trip close Only L3 CB1tst 123 CB1 TEST trip close Phases L123 7325 CB1 TESTtrip L1 OUT CB1 TEST TRIP command Only L1 7326 CB1 TESTtrip L2 OUT CB1 TEST TRIP command Only L2 7327 CB1 TESTtrip L3 OUT CB1 TEST TRIP command Only L3 7328 CB1 TESTtrip123 OUT CB1 TEST TRIP command L123 7329 CB1 TEST close OUT CB1 TEST ...

Page 163: ...atched Also they cannot be reset until the criterion to be reported is remedied This applies to e g indications from monitoring functions or the like A green LED displays operational readiness of the relay RUN it cannot be reset It extinguishes if the self check feature of the microprocessor detects an abnormal occurrence or if the auxiliary voltage fails When auxiliary voltage is present but the ...

Page 164: ...e initial occurrence of the short circuit fault occurred is accurately provided via the system clock The progress of the disturbance is output with a relative time referred to the instant of fault detection so that the duration of a fault until tripping and up to reset of the trip command can be ascertained The resolution of the time information is 1ms With a PC and the DIGSI software it is also p...

Page 165: ...e indi cation can be reported If functions are not present in the specific version of the or if they are set to disable then the associated indications cannot appear Operational Indications Operational indications contain information that the device generates during operation and about operational conditions Up to 200 operational indications are stored in chronological order in the device Newly ge...

Page 166: ... Interrogation It shows all indications that are subject to general interrogation with their current value 2 9 2 Statistics Counting includes the number of trips initiated by 7VK61 the accumulated breaking currents resulting from trips initiated by protection functions the number of close commands initiated by the auto reclosure function 2 9 2 1 Function Description Counters and memories The count...

Page 167: ...nctional Description Display of Measured Values Depending on the ordering code connection of the device and configured protection functions only some of the operational measured values listed in table 2 8 may be available Phase to earth voltages can only be mea sured if the phase to earth voltage inputs are connected The displacement voltage 3 U0 is the e n voltage mul tiplied with 3 if Uen is con...

Page 168: ...CT The computation of the operational measured values is also executed during an existent system fault in inter vals of approx 0 5s Measured Values primary second ary referred to IL1 IL2 IL3 Phase currents A A Rated operational current 1 3I0 calculated Earth current A A Rated operational current 1 3I0 measured Earth current A A Rated operational current 3 1 I1 I2 Positive and negative sequence com...

Page 169: ... L12 625 UL23 MV U L23 626 UL31 MV U L31 627 Uen MV Uen 631 3U0 MV 3U0 zero sequence 632 Usy2 MV Measured value Usy2 633 Ux MV Ux separate VT 634 U1 MV U1 positive sequence 635 U2 MV U2 negative sequence 636 Udiff MV Measured value U diff Usy1 Usy2 637 Usy1 MV Measured value Usy1 638 Usy2 MV Measured value Usy2 641 P MV P active power 642 Q MV Q reactive power 643 PF MV Power Factor 644 Freq MV Fr...

Page 170: ...s on the instrument transformers normally protection core and the device tolerances The metering is therefore not suited for billing metering The counters can be reset to zero or any initial value see also SIPROTEC 4 System Description Table 2 9 Operational metered values 2 9 4 2 Setting Notes Retrieving parameters The SIPROTEC System Description describes in detail how to read out the statistical...

Page 171: ...2 10 1 1 Type of Commands Commands to the Process This type of commands are directly output to the switchgear to change their process state Commands for the operation of circuit breakers asynchronous or synchronized through integration of the synchronism check and closing control function as well as commands for the control of isolators and earth switches Step commands e g for raising and lowering...

Page 172: ...arallel switching operation Protection blocking blocking of switching operations by protection functions Checking the synchronism before a close command Fixed commands Internal process time software watch dog which checks the time for processing the control action between initiation of the control and final close of the relay contact Configuration in process if setting modification is in process c...

Page 173: ...itching The configurable command checks in the SIPROTEC 4 devices are also called standard interlocking These checks can be activated via DIGSI interlocked switching tagging or deactivated non interlocked De interlocked or non interlocked switching means that the configured interlock conditions are not tested Interlocked switching means that all configured interlocking conditions are checked withi...

Page 174: ...onfiguration of inputs and outputs see SIPROTEC 4 System Description An overview for processing the interlocking conditions in the relay is shown in Figure 2 72 Figure 2 72 Standard interlockings 1 Source of Command REMOTE includes LOCAL LOCAL Command using substation controller REMOTE Command via telecontrol station to power system management and from power system management to the device The dis...

Page 175: ...values ON OFF 2 10 1 4 Information List 2 10 2 Control Device Switchgear can be controlled via the device operator panel PC interface and the serial interface as well as a connection to the control system for switchgear with single and double busbars The number of switchgear devices to be controlled is limited by the number of binary inputs and outputs Applications Devices with integrated or detac...

Page 176: ...ormed via the serial system interface and a connection to the substation control and protection system A prerequisite for this is that the required peripherals physically exist in the device and the substation Also specific settings to the serial interface must be made in the device see SIPRO TEC 4 System Description 2 10 2 2 Information List No Information Type of In formation Comments Breaker CF...

Page 177: ... the serial digital interface The acknowledgement of commands is therefore not executed by a response indication as it is done with the local command but by ordinary command and feedback information recording Feedback monitoring Command processing time monitors all commands with feedback Parallel to the command a monitoring time period command runtime monitoring is started which checks whether the...

Page 178: ...formation Type of In formation Comments Door open SP Cabinet door open CB wait SP CB waiting for Spring charged Err Mot U SP Error Motor Voltage ErrCntrlU SP Error Control Voltage SF6 Loss SP SF6 Loss Err Meter SP Error Meter Tx Temp SP Transformer Temperature Tx Danger SP Transformer Danger No Information Type of In formation Comments SysIntErr IntSP Error Systeminterface ...

Page 179: ...g of protection and control systems with the management of power systems and with the relevant safety rules and guidelines Under certain circumstances adaptations of the hardware to the particular power system data may be necessary The primary tests require the protected object line transformer etc to carry load 3 1 Mounting and Connections 180 3 2 Checking Connections 207 3 3 Commissioning 212 3 ...

Page 180: ...ystem Data 1 Section 2 1 3 1 2 1 2 1 was made in accordance to the device connections Currents In Appendix A 3 examples for the possibilities of the current transformer connections in dependence on network conditions are displayed For normal connection address 220 I4 transformer must be set and furthermore address 221 I4 Iph CT When using separate earth current transformers address 220 I4 transfor...

Page 181: ... be found in the tables in Section A 4 of the Appendix Check also whether the labelling corresponds to the allocated indication functions Changing Setting Group If binary inputs are used to change setting groups please observe the following To enable the control of 4 possible setting groups 2 binary inputs have to be available One binary input must be set for Set Group Bit0 the other input for Set...

Page 182: ... each other or with another binary input Therefore if necessary galvanic isolation must be ensured using external measures If one binary input is used a bypass resitor R must be used refer to the following figure This resistor R is connected in series with the second circuit breaker auxiliary contact Aux2 to also allow the detection of a trip circuit failure when the circuit breaker auxiliary cont...

Page 183: ...Modifications For the power consumption of the resistance the following applies Example IBI HIGH Constant current with activated BI 1 8 mA UBI min Minimum control voltage for BI 19 V for delivery setting for nominal voltage of 24 48 60 V 88 V for delivery setting for nominal voltage of 110 125 220 V 176 V for delivery setting for nominal voltage of 220 250 V UCTR Control voltage for trip circuit R...

Page 184: ...ontact can be connected to the device terminals via a plug in jumper X40 Assignments of the jumpers to the contact type and the spatial layout of the jumpers are described in the following Section at margin heading Processor Board C CPU 2 Rated Currents The input transformers of the device are set to a nominal current of 1 A or 5 A with jumpers The position of the jumpers are set according to the ...

Page 185: ... bus capability If the device is equipped with a serial RS485 port the RS485 bus must be terminated with resistors at the last device on the bus to ensure reliable data transmission For this purpose termination resistors are provided on the PCB of the C CPU 2 processor board and on the RS485 or PROFIBUS DNP interface module which can be connected via jumpers The spatial arrangement of the jumpers ...

Page 186: ...ack panel at location A and C This activity does not apply if the device is for surface mounting If there is an additional interface on location B next to the interfaces at location A and C remove the screws located diagonally to the interfaces This activity is not necessary if the device is designed for surface mounting Remove the covers on the front panel and loosen the screws which can then be ...

Page 187: ...ase be aware of the fact that a certain amount of force is required in order to remove the C CPU 2 module due to the existing plug connectors Check the jumpers according to Figures 3 5 to 3 13 and the following information Change or remove the jumpers if necessary Figure 3 3 Front view with housing size 1 3 after removal of the front cover simplified and scaled down Figure 3 4 Front view with hous...

Page 188: ...t nominal voltage of the integrated supply is checked according to Table 3 2 the quiescent state of the life contact according to Table 3 3 and the selected control voltages of the binary inputs BI1 to BI5 according to Table 3 4 and the integrated interface RS232 RS485 according to Table 3 5 to 3 7 The location and ratings of the miniature fuse F1 and the buffer battery G1 are shown in the followi...

Page 189: ...10 must be set to the same position Table 3 5 Jumper settings of the integrated RS232 RS485 Interface on the C CPU 2 processor board The jumpers are preset at the factory according to the configuration ordered With interface RS232 jumper X111 is needed to activate CTS which enables the communication with the modem Table 3 6 Jumper setting for CTS Clear To Send flow control on the C CPU 2 processor...

Page 190: ... RS232 modem connection cable converter 9 pin to 25 pin Note For a direct connection to DIGSI with interface RS232 jumper X111 must be plugged in position 2 3 If there are no external terminating resistors in the system the last devices on a RS485 bus must be configured via jumpers X103 and X104 Table 3 7 Jumper settings of the Terminating Resistors of the RS485 interface on the C CPU 2 proces sor...

Page 191: ...1 C I O 4 Input Output Board s The layout of the PCB for the input output board C I O 4 is shown in the following Figure The selected control voltages of the binary inputs BE6 to BE20 are checked according to table 3 4 Figure 3 7 Input output board C I O 4 with representation of jumper settings required for configuration ...

Page 192: ...C to 250 VDC Jumpers X71 X72 and X73 on the input output board C I O 4 are used to set the bus address and must not be changed The following table lists the jumper presettings Table 3 9 Jumper settings of Module Addresses of the input output board C I O 4 Binary Inputs Jumper 17 V Pickup 1 73 V Pickup 2 154 V Pickup 3 BI6 X21 1 2 2 3 3 4 BI7 X22 1 2 2 3 3 4 BI8 X23 1 2 2 3 3 4 BI9 X24 1 2 2 3 3 4 ...

Page 193: ... 3 9 Figure 3 8 Input output module C I O 2 up to release 7VK61 DD with representation of the jumper set tings required for checking the configuration settings Table 3 10 Jumper setting for the contact mode of binary output BO6 The set nominal current of the current input transformers are checked on the input output board C I O 2 All jumpers must be set for one nominal current i e one jumper X61 t...

Page 194: ...2009 194 Jumpers X71 X72 and X73 on the input output module C I O 2 serve for setting the bus address and must nob be changed The following table shows the preset jumper positions Table 3 11 Jumper settings of the module address of the input output module C I O 2 Jumper Factory setting X71 1 2 H X72 1 2 H X73 2 3 L ...

Page 195: ...al earth fault detection PCB number C53207 A324 B50 Variant with sensitive earth fault detection PCB number C53207 A324 B60 A table imprinted on the printed circuit board indicates the respective PCB number The nominal current or measuring range settings are checked on the input output module C I O 2 Figure 3 9 C I O 2 input output board release 7VK61 EE or higher with representation of jumper set...

Page 196: ...dix Table 3 14 Jumper settings for the configuration of the common potential of BO1 through BO5 or for con figuration of BO1 BO4 and BO5 as single relays 1 Factory setting The jumpers X71 X72 through X73 serve for setting the bus address Their position may not be changed The following table shows the preset jumper positions Table 3 15 Jumper settings of module addresses of the input output module ...

Page 197: ... Table 3 16 Jumper settings for Pickup Voltages of the binary inputs BI6 and BIG7 on the input output board C I O 11 1 Factory settings for devices with rated power supply voltages 24 VDC to 125 VDC 2 Factory settings for devices with power supply voltages of 110 VDC to 250 VDC and 115 230 VAC 3 Factory settings for devices with rated power supply voltages 220 VDC to 250 VDC Binary Input Jumper 17...

Page 198: ... of the phase currents and in addition the common jumper X60 The jumper X64 determines the rated current for the input IE and may thus have a setting that deviates from that of the phase currents Jumper X64 is not relevant Jumper X64 is plugged in position IE Jumpers X71 X72 and X73 on the input output board C I O 11 are used for setting the bus address and must not be changed The following Table ...

Page 199: ...lease note the following Only interfaces mofules of devices with panel flush mounting and cubicle mounting as well as of mounting devices with detached operator panel can be exchanged Devices in surface mounting housings with double level terminals can only be changed in our manufacturing centre Use only interface modules that can be ordered ex factory via the ordering code see also Appendix Secti...

Page 200: ...rs are not required for RS232 They are disconnected Jumper X11 is used to activate the flow control which is important for the modem communication Table 3 19 Jumper setting for CTS Clear To Send flow control on the interface module 1 Default Setting Jumper setting 2 3 The connection to the modem is usually established with a star coupler or fibre optic con verter Therefore the modem control signal...

Page 201: ...on the interface module Interface RS485 can be modified to interface RS232 and vice versa according to Figure 3 12 Figure 3 13 Position of terminating resistors and the plug in jumpers for configuration of the RS485 inter face Profibus DNP Interface Figure 3 14 Location of the jumpers for configuring the terminating resistors of the active electrical module PROFIBUS and DNP 3 0 interface EN100 Eth...

Page 202: ...esistors can also be implemented outside the device e g at the terminal block see Figure 3 15 In this case the terminating resistors located on the interface module or directly on the PCB of the pro cessor board C CPU 2 must be disconnected Figure 3 15 Termination of the RS485 Interface External 3 1 2 5 Reassembly The assembly of the device is done in the following steps Carefully insert the board...

Page 203: ...nal area of any other control conductor connected to the device The cross section of the earth wire must be at least 2 5 mm 2 Connections are realized via the plug terminals or screw terminals on the rear side of the device according to the circuit diagram For screw connections with forked lugs or direct connection before inserting wires the screws must be tight ened so that the screw heads are fl...

Page 204: ...ts in the rack or cabinet Screw down a robust low ohmic protective earth or station earth to the rear of the device using at least an M4 screw The cross sectional area of the earth wire must be equal to the cross sectional area of any other conductor connected to the device The cross section of the earth wire must be at least 2 5 mm2 Connections use the plug terminals or screw terminals on the rea...

Page 205: ...Mounting and Commissioning 3 1 Mounting and Connections SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 205 Figure 3 18 Installing a device in a rack or cubicle housing size 1 3 ...

Page 206: ...oss sectional area of the ground wire must be equal to the cross sectional area of any other control conductor connected to the device It must thus be at least 2 5 mm2 Alternatively there is the possibility to connect the aforementioned earthing to the lateral grounding surface with at least one M4 screw Connections according to the circuit diagram via screw terminals connections for optical fibre...

Page 207: ...e Ethernet interface of the device The position of the connections can be seen in the following figures Figure 3 20 9 pin D subminiature female connectors Figure 3 21 Ethernet connector Operator Interface When the recommended communication cable is used correct connection between the SIPROTEC 4 device and the PC is automatically ensured See the Appendix A 1 for an ordering description of the cable...

Page 208: ...o carries the RTS signal with RS232 level when operated as RS485 Interface Pin 7 must therefore not be con nected RS485 Termination The RS485 interface is capable of half duplex service with the signals A A and B B with a common relative potential C C GND It is necessary to check that the terminating resistors are connected to the bus only at the last unit and not at other devices on the bus The j...

Page 209: ...are unaffected by interference The fibers guarantee electrical isolation between the connections Transmit and receive connections are represented by symbols The character idle state for the optical fibre interface is Light off If the character idle state is to be changed use the operating program DIGSI as described in the SIPROTEC 4 System Description Further Connections For further connections a ...

Page 210: ...onnection diagrams Are the current transformers earthed properly Are the polarities of the current transformers the same Is the phase relationship of the current transformers correct Are the voltage transformers earthed properly Are the polarities of the voltage transformers correct Is the phase relationship of the voltage transformers correct Is the polarity for current input I4 correct if used I...

Page 211: ...plicable the po larity of the voltage at the device terminals or at the connection modules The measured steady state current should correspond to the quiescent power consumption of the device Transient movement of the ammeter merely indicates the charging current of capacitors Remove the voltage from the power supply by opening the protective switches Close the protective switches for the voltage ...

Page 212: ...onditions to be firmly established before the device is re energized The limit values given in Technical Data must not be exceeded neither during testing nor during commission ing For tests with a secondary test equipment ensure that no other measurement voltages are connected and the trip and close commands to the circuit breakers are blocked unless otherwise specified DANGER Hazardous voltages d...

Page 213: ...tions at all are transmitted via the system interface during test mode The SIPROTEC 4 System Description describes how to activate and deactivate test mode and blocked data transmission Note that when DIGSI is being used the program must be in the Online operating mode for the test features to be used 3 3 2 Test Time Synchronisation Interface If external time synchronization sources are used the d...

Page 214: ...ing Do not under any circumstances check them by means of the testing mode during real operation performing transmission and reception of messages via the system interface Note After termination of the hardware test the device will reboot Thereby all annunciation buffers are erased If required these buffers should be extracted with DIGSI prior to the test The interface test is carried out using DI...

Page 215: ...smitted to the central station test in Setpoint the desired options in the list which appears Make sure that each checking process is carried out carefully without causing any danger see above and refer to DANGER Click on Send and check whether the transmitted information reaches the control centre and shows the desired reaction Data which are normally linked via binary inputs first character are ...

Page 216: ...via the system interface Note After termination of the hardware test the device will reboot Thereby all annunciation buffers are erased If required these buffers should be extracted with DIGSI prior to the test The hardware test can be carried out using DIGSI in the Online operating mode Open the Online directory by double clicking the operating functions for the device appear Click on Test the fu...

Page 217: ...the output relays is initiated all output relays are separated from the internal device functions and can only be operated by the hardware test function This means that e g a TRIP command coming from a protection function or a control command from the operator panel to an output relay cannot be executed Proceed as follows in order to check the output relay Make sure that the switching operations c...

Page 218: ...n or by pressing the LED reset button Updating the Display When the dialog box Hardware Test is opened the present conditions of the hardware components at that moment are read in and displayed An update is made For the particular hardware component if a command for change to another state was successful For all hardware components if the Update button is clicked For all hardware components with c...

Page 219: ...the device or the actual breaker may lead to three pole tripping after single pole tripping Therefore check first how the parameters of the breaker failure protection are set See also Section 2 6 2 addresses 3901 onwards In order for the breaker failure protection to be started a current must flow at least through the monitored phase and the earth This may be a secondary injected current After eve...

Page 220: ...eaker at the remote end of the feeder under observation the transmission channel for this remote trip must also be checked This is done together with transmission of other signals according to Sections Testing of the Teleprotection Scheme with further below Termination of the Checks All temporary measures taken for testing must be undone e g especially switching states interrupted trip com mands c...

Page 221: ...neous messages as OFF i e FAIL Feeder VT OFF If one of the annunciations does not appear check the connection and allocation of these signals If the ON state and the OFF state are swapped the contact type H active or L active must be checked and remedied If synchronism check is used and if the assigned VT mcb auxiliary contact is connected to the device its func tion must also be checked When open...

Page 222: ...address 210 U4 transformer Udelta transf the polarity together with the current measurement is checked see below If input U4 is used for measuring a voltage of the synchronism check P System Data 1 address 210 U4 transformer Usy2 transf the polarity must be checked as follows using the synchronism check func tion Only for Synchronism Check The device must be equipped with the synchronism and volta...

Page 223: ...suring voltages for the synchronism check If not first check whether one of the before named messages 2947 Sync Udiff or 2949 Sync ϕ diff is available in the spontaneous messages The indication Sync Udiff indicates that the magnitude ratio adaptation is incorrect Check address 215 Usy1 Usy2 ratio and recalculate the adaptation factor if necessary The indication Sync ϕ diff indicates that the phase...

Page 224: ...ctly correspond with situations that may occur in practice the non sym metry of measured values may cause the measured value monitoring to pickup This must therefore be ignored during such tests DANGER Hazardous voltages during interruptions in secondary circuits of current transformers Non observance of the following measure will result in death severe personal injury or substantial property dama...

Page 225: ... place at the remote end Each transmission path must be checked on lines with more than two ends 3 3 12 Testing User defined Functions The device has a vast capability for allowing functions to be defined by the user especially with the CFC logic Any special function or logic added to the device must be checked A general procedure cannot in the nature of things be specified Configuration of these ...

Page 226: ...orrespondence with the source of commands used With the switching mode you can choose between locked and unlocked switching In this case you must be aware that unlocked switching is a safety risk Switching from a Remote Control Centre If the device is connected to a remote substation via a system SCADA interface the corresponding switching tests may also be checked from the substation Please also ...

Page 227: ...w Double click in the list view the Test fault recording entry see Figure 3 27 Figure 3 27 Triggering oscillographic recording with DIGSI example Oscillographic recording is immediately started During the recording an annunciation is output in the left area of the status line Bar segments additionally indicate the progress of the procedure The SIGRA or the Comtrade Viewer program is required to vi...

Page 228: ...urther details on this subject are described in 1 The indication buffers are deleted under Main Menu Annunciation Set Reset so that in the future they only contain information on actual events and states The numbers in the switching statistics should be reset to the values that were existing prior to the testing The counters of the operational measured values e g operation counter if available are...

Page 229: ... The electrical and functional data of fully equipped devices are followed by the mechanical data with dimensional drawings 4 1 General 230 4 2 Automatic Reclosure optional 240 4 3 Time Overcurrent Protection 241 4 4 Synchronism and Voltage Check optional 248 4 5 Voltage Protection optional 250 4 6 Circuit Breaker Failure Protection optional 253 4 7 Monitoring Functions 254 4 8 User Defined Functi...

Page 230: ...half cycle Rated Voltage UT 80 V to 125 V adjustable Power consumption per phase at 100 V 0 1 VA Voltage Overload Capability in Voltage Path per Input thermal rms 230 V continuous Voltage supply via integrated converter Rated auxiliary DC voltage UAux 24 48 VDC 60 110 125 VDC 110 125 220 250 V DC Permissible voltage ranges 19 to 58 VDC 48 to 150 VDC 88 to 300 VDC Permissible AC ripple voltage Peak...

Page 231: ...nges bipolar Switching Thresholds Switching Thresholds adjustable voltage range with jumpers for rated voltages 24 48 VDC 60 110 125 VDC Uto 19 VDC Ufrom 14 VDC for rated voltages 110 125 220 250 VDC Uto 88 VDC Ufrom 66 VDC for rated voltages 220 250 VDC Uto 176 VDC Ufrom 117 VDC Current consumption energized approx 1 8 mA independent of the control voltage Maximum admissible voltage 300 VDC Input...

Page 232: ...rs across relay contacts Ceramic 4 7 nF 250 V Connection Front side non isolated RS232 9 pin D subminiature female connector for connection of a PC Operation With DIGSI Transmission speed Min 4800 Baud max 115200 Baud Factory Setting 38400 Baud Parity 8E1 Transmission distance 15 m 50 feet RS232 RS485 acc to ordered version Isolated interface for data transfer Operation with DIGSI RS232 RS485 RS23...

Page 233: ...nector Test Voltage 500 V 50 Hz Transmission Speed Min 4800 Bd max 38400 Bd Factory setting 19200 Bd Bridgeable distance Max 1000 m 3280 feet 0 62 miles Fibre optic cable FO FO connector type ST connector Connection for panel flush mounting housing Rear panel slot B For panel surface mounting housing In console housing at case bottom Optical wavelength λ 820 nm Laser Class 1 according to EN 60825 ...

Page 234: ...ween two modules at redundant optical ring topology and optical fiber 62 5 125 μm 2 m with plastic fibre 500 kB s max 1 6 km 5249 feet 0 99 miles 1500 kB s 530 m 1738 feet 0 33 miles Neutral light position status for No char acter Light OFF Max number of modules in optical rings at 500 kB s or 1500 kB s 41 DNP3 0 RS485 Connection for panel flush mounting housing Rear panel slot B 9 pin D subminiat...

Page 235: ... dB with glass fibre 62 5 125 µm Bridgeable distance Max 800 m 1 If the optical interface is required you must order the following 11th Position 4 FMS or L0A DP and additionally For single ring SIEMENS OLM 6GK1502 3AB10 for double ring SIEMENS OLM 6GK1502 4AB10 The OLM converter requires an operating voltage of 24 VDC If the operating voltage is 24 VDC the additional power supply 7XV5810 0BA00 is ...

Page 236: ... 22 1 Class III and VDE 0435 Section 303 Class III 2 5 kV Peak 1 MHz τ 15 µs 400 surges per s test du ration 2 s Ri 200 Ω Electrostatic discharge IEC 60255 22 2 Class IV and IEC 61000 4 2 Class IV 8 kV contact discharge 15 kV air discharge both polarities 150 pF Ri 330 Ω Irradiation with HF field frequency sweep IEC 60255 22 3 Class III IEC 61000 4 3 Class III 10 V m 80 MHz to 1000 MHz 10 V m 800 ...

Page 237: ...6 3 generic standard Radio noise voltage to lines only auxiliary voltage IEC CISPR 22 150 kHz to 30 MHz Limit class B Interference field strength IEC CISPR 22 30 MHz to 1000 MHz Limit class B Harmonic currents on the network lead at 230 VAC IEC 61000 3 2 Class A limits are observed Voltage fluctuations and flicker on the network incoming feeder at 230 V AC IEC 61000 3 3 Limits are observed Standar...

Page 238: ... 6 Type tested acc IEC 60086 2 1 and 2 Test Bd for 16 h 25 C to 85 C or 13 F to 185 F Admissible temporary operating temperature tested for 96 h 20 C to 70 C or 4 F to 158 F legibility of display may be restricted from 55 C or 131 F Recommended for permanent operation according to IEC 60255 6 5 C to 55 C or 23 F to 131 F If max half of the inputs and outputs are subjected to the max permissible va...

Page 239: ...ng voltages no special measures are normally re quired For substations with lower operating voltages no special measures are normally required When removed many components are electrostatically endangered when handling the EEC standards standards for Electrostatically Endangered Components must be observed The modules boards and device are not endangered when the device is completely assembled Hou...

Page 240: ...o 1800 00 s Increments 0 01 s Reclaim time after reclosure 0 50 s to 300 00 s Increments 0 01 s Blocking time after dynamic blocking 0 5 s Blocking time after manual closing 0 50 s to 300 00 s 0 Increments 0 01 s Start signal monitoring time 0 01 s to 300 00 s Increments 0 01 s Circuit breaker monitoring time 0 01 s to 300 00 s Increments 0 01 s Adaptive dead time With voltage measurement or with ...

Page 241: ...te 05 2009 241 4 3 Time Overcurrent Protection Operating modes Characteristics OFF Function is disabled ON Function is active independently Definite time stages definite IPh 3I0 IPh 3I0 IPh 3I0 Inverse time stages IDMTL IP 3I0P one of the characteristics according to Figure 4 1 to 4 3 can be selected ...

Page 242: ...nical Data 4 3 Time Overcurrent Protection SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 242 Figure 4 1 Trip time characteristics of inverse time overcurrent stage acc IEC phases and earth ...

Page 243: ...al Data 4 3 Time Overcurrent Protection SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 243 Figure 4 2 Trip time characteristics of inverse time overcurrent stage acc ANSI IEEE phases and earth ...

Page 244: ...al Data 4 3 Time Overcurrent Protection SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 244 Figure 4 3 Trip time characteristics of inverse time overcurrent stage acc ANSI IEEE phases and earth ...

Page 245: ...eed relays Approx 25 20 ms Dropout times Approx 30 ms Tolerances Currents 3 of setting value or 1 nominal current Times 1 of setting value or 10 ms The set times are pure delay times Pickup value IPh phases for IN 1 A 0 10 A to 25 00 A or ineffective Increments 0 01 A for IN 5 A 0 50 A to 125 00 A or ineffective Pickup value 3I0 earth for IN 1 A 0 05 A to 25 00 A or ineffective Increments 0 01 A f...

Page 246: ...s Pickup values at 1 05 I IP 1 15 or 1 05 I 3I0P 1 15 Tolerances times 5 15 ms for 2 I IP 20 and 0 1 TIP s 2 or 2 I 3I0P 20 and 0 1 T3I0P s 2 Defined times 1 of setting value or 10 ms Pickup value IP phases for IN 1 A 0 10 A to 4 00 A or ineffective Increments 0 01 A for IN 5 A 0 50 A to 20 00 A or ineffective Pickup value 3I0P earth for IN 1 A 0 05 A to 4 00 A or ineffective Increments 0 01 A for...

Page 247: ... IN 1 A 0 05 A to 25 00 A or ineffective Increments 0 01 A for IN 5 A 0 25 A to 125 00 A or ineffective Delays TIPh 0 00 s to 30 00 s or ineffective Increments 0 01 s T3I0 0 00 s to 30 00 s or ineffective Increments 0 01 s Dropout to pickup ratio Approx 0 95 for I IN 0 5 Pickup times fast relays high speed relays Approx 25 20 ms Dropout times Approx 30 ms Tolerances currents Currents 3 of setting ...

Page 248: ...re independently selectable Maximum operating voltage 20 V to 140 V phase to phase Increments 1 V U for dead status 1 V to 60 V phase to phase Increments 1 V U for live status 20 V to 125 V phase to phase Increments 1 V Tolerances 2 of pickup value or 1 V Dropout to pickup ratio Approx 0 9 U or 1 1 U Voltage difference 1 0 V to 60 0 V phase to phase Increments 0 1V Tolerance 1 V Dropout to pickup ...

Page 249: ...ptional SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 249 Times Minimum time for filtering the measured values Approx 80 ms Maximum measuring time 0 01 s to 600 00 s Increments 0 01 s Tolerance of all timers 1 of setting value or 10 ms ...

Page 250: ...setting value or 10 ms Overvoltage UPhPh 2 0 V to 220 0 V Increments 0 1 V Delay TUPhPh 0 00 s to 100 00 s Increments 0 01 s Overvoltage UPhPh 2 0 V to 220 0 V Increments 0 1 V Delay TUPhPh 0 00 s to 100 00 s Increments 0 01 s Dropout to pickup ratio 0 30 to 0 99 Increments 0 01 Pickup time Approx 35 ms 50 Hz approx 30 ms 60 Hz Dropout time 30 ms Tolerances Voltages 3 of setting value or 1 V Times...

Page 251: ...0 s Increments 0 01 s Overvoltage 3U0 1 0 V to 220 0 V Increments 0 1 V Delay T3U0 0 00 s to 100 00 s Increments 0 01 s Dropout to pickup ratio 0 30 to 0 99 Increments 0 01 Pickup time With repeated measurement Approx 75 ms 50 Hz approx 65 ms 60 Hz Without repeated measurement Approx 35 ms 50 Hz approx 30 ms 60 Hz Dropout time With repeated measurement Approx 75 ms 50 Hz Without repeated measureme...

Page 252: ...0 01 Current criterion Can be switched on off Pickup time Approx 35 ms 50 Hz approx 30 ms 60 Hz Dropout time Approx 30 ms Tolerances Voltages 3 of setting value or 1 V Times 1 of set value or 10 ms Undervoltage U1 1 0 V to 100 0 V Increments 0 1V Delay TU1 0 00 s to 100 00 s Steps 0 01 s Undervoltage U1 1 0 V to 100 0 V Increments 0 1V Delay TU1 0 00 s to 100 00 s Steps 0 01 s Dropout to pickup ra...

Page 253: ... without the indicated circuit breaker auxiliary contacts but the function range is then reduced Auxiliary contacts are necessary for the circuit breaker failure protection for tripping without or with a very low current flow e g Buchholz protection and for end fault protection and circuit breaker pole discrepancy supervision For circuit breaker failure protection Three pole tripping internal by v...

Page 254: ...Voltage Symmetry Umin Umax BAL FACTOR U as long as Umax BAL ULIMIT BAL FACTOR U 0 58 to 0 95 Increments 0 01 BAL ULIMIT 10 V to 100 V Increments 1 V T BAL ULIMIT 5 s to 100 s Increments 1 s Voltage phase sequence UL1 before UL2 before UL3 as long as UL1 UL2 UL3 40 V 3 Non symmetrical voltages Fuse failure monitoring 3 U0 FFM U or 3 U2 FFM U and at the same time 3 I0 FFM I and 3 I2 FFM I FFM U 10 V...

Page 255: ...parameterised by ϕA and ϕB ϕA ϕB 0 to 259 Increments 1 I1 for IN 1 A 0 05 A to 2 00 A Increments 0 01 A for IN 5 A 0 25 A to 10 00 A Increments 0 01 A U1 2 V to 70 V Increments 1 V Response Time Approx 30 ms Number of monitored circuits 1 to 3 Operation per circuit With 1 binary input or with 2 binary inputs Pickup and Dropout Time Approx 1 to 2 s Settable delay time for operation with 1 binary in...

Page 256: ...INF Command Information X COMPARE Measured value compari son X X X X CONNECT Connection X X X COUNTER Counter X X X X CV_GET_STATUS Information status of the metered value decoder X X X X D_FF D Flipflop X X X D_FF_MEMO Status Memory for Restart X X X X DI_GET_STATUS Information status double point indication decoder X X X X DI_SET_STATUS Double point indication with status encoder X X X X DI_TO_B...

Page 257: ...Flipflop X X X RS_FF_MEMO Status memory for restart X X X X SI_GET_STATUS Information status single point indication decoder X X X X SI_SET_STATUS Single point indication with status encoder X X X X SQUARE_ROOT Root Extractor X X X X SR_FF SR Flipflop X X X SR_FF_MEMO Status memory for restart X X X X ST_AND AND gate with status X X X X ST_NOT Negator with status X X X X ST_OR OR gate with status ...

Page 258: ...mum number of inputs of one chart for each task level number of unequal information items of the left border per task level 400 Only error message here the number of elements of the left border per task level is counted Since the same information is indicated at the border several times only unequal information is to be count ed Maximum number of reset resistant flipflops D_FF_MEMO RS_FF_MEMO SR_F...

Page 259: ... 400 SFS_BEARB Switchgear Interlocking 10 000 Individual Element Number of TICKS Block basic requirement 5 Each input more than 3 inputs for generic modules 1 Connection to an input signal 6 Connection to an output signal 7 Additional for each chart 1 Operating sequence module CMD_CHAIN 34 Flipflop D_FF_MEMO 6 Loop module LOOP 8 Decoder DM_DECODE 8 Dynamic OR DYN_OR 6 Addition ADD 26 Subtraction S...

Page 260: ...ce 0 5 of measured value or 0 5 of UN Operational Measured Values for Powers S P Q apparent active and reactive power in MVA MW Mvar primary and SN operational nominal power 3 UN IN Tolerance 1 of SN at I IN and U UN in the range from 50 to 120 1 of PN at I IN and U UN in the range from 50 to 120 and ABS cos ϕ in the range from 0 7 to 1 1 of QN at I IN and U UN in the range from 50 to 120 and ABS ...

Page 261: ...Hz 1 ms Sampling rate at fN 60 Hz 0 83 ms Number of trip events caused by the device Trips Pole segregated Number of automatic reclosures initiated by the device Separate for 1 pole and 3 pole AR separate for 1st AR cycle and for all further cyles Total of interrupted currents Pole segregated Maximum interrupted current Pole segregated Resolution for operational messages 1 ms Resolution for fault ...

Page 262: ...TEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 262 4 10 Dimensions 4 10 1 Panel Flush Mounting or Cubicle Mounting housing size 1 3 Figure 4 4 Dimensional drawing of a 7VK610 for panel flush or cubicle mounting housing size 1 3 ...

Page 263: ... SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 263 4 10 2 Panel flush mounting or cubicle installation housing size 1 2 Figure 4 5 Dimensional drawing of a 7VK611 for panel flush or cubicle mounting housing size 1 2 ...

Page 264: ...ate 05 2009 264 4 10 3 Panel surface mounting housing size 1 3 Figure 4 6 Dimensional drawing of a 7VK610 for panel surface mounting housing size 1 3 4 10 4 Panel surface mounting housing size 1 2 Figure 4 7 Dimensional drawing of a 7VK611 for panel surface mounting housing size 1 2 ...

Page 265: ...ms are diagrams that show the proper connections of the devices to primary equipment in many typical power system configurations Tables with all settings and all in formation available in this device equipped with all options are provided Default settings are also given A 1 Ordering Information and Accessories 266 A 2 Terminal Assignments 271 A 3 Connection Examples 275 A 4 Default Settings 279 A ...

Page 266: ...0 05 A 1 Iph 5 A Ie 5 A min 0 25 A 5 Auxiliary Voltage Power Supply Pickup Threshold of Binary Inputs Pos 8 24 to 48 VDC Binary Input Threshold 17 V 2 2 60 to 125 VDC 1 Binary Input Threshold 17 V 2 4 110 to 250 VDC 1 115 to 230 VAC Binary Input Threshold 73 V 2 5 220 to 250 VDC 1 115 to 230 VAC Binary Input Threshold 154 V 2 6 Case Pos 9 In housing with screw terminals A Surface mounted housing w...

Page 267: ...ave optical twin ring ST connector 6 1 For further protocols see the following additional information 9 Additional information for further protocols port B Supple ment System port Profibus DP slave electrical RS485 L 0 A System port Profibus DP slave optical 820 nm twin ring ST connector L 0 B 1 System port DNP3 0 electrical RS485 L 0 G System port DNP3 0 optical 820 nm ST connector L 0 H 2 IEC 61...

Page 268: ...A351 D611 1 Profibus DP twin ring C53207 A351 D613 1 DNP 3 0 RS 485 C53207 A351 D631 1 DNP 3 0 820 nm C53207 A351 D633 1 Ethernet electrical EN100 C53207 A351 D675 2 Ethernet optical EN100 C53207 A351 D676 1 Terminal Block Covering Caps Terminal Block Covering Cap for Block Type Order No 18 terminal voltage 12 terminal current block C73334 A1 C31 1 12 terminal voltage 8 terminal current block C733...

Page 269: ...number for the DIGSI software DIGSI basic version with a licence for 10 computers 7XS5400 0AA00 DIGSI complete version with all optional packages 7XS5402 0AA0 Graphical Analysis Program SIGRA Software for graphical visualization analysis and evaluation of fault data op tional package for the complete version of DIGSI Order number SIGRA evaluation program full version with a license for 10 computer...

Page 270: ...ecessary using DIGSI optional package for the complete version of DIGSI 4 Order number DIGSI REMOTE 4 Full version with license for 10 PCs Language German 7XS5440 1AA0 SIMATIC CFC 4 Graphical software for setting interlocking latching control conditions and cre ating additional functions optional package for the complete version of DIGSI Order number SIMATIC CFC 4 Full version with license for 10 ...

Page 271: ...ts SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 271 A 2 Terminal Assignments A 2 1 Housing for Panel Flush or Cubicle Mounting 7VK610 A Figure A 1 General diagram for 7VK610 A panel flush mounted or cubicle mounted ...

Page 272: ...Appendix A 2 Terminal Assignments SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 272 7VK611 A Figure A 2 General diagram for 7VK611 A panel flush mounted or cubicle mounted ...

Page 273: ...dix A 2 Terminal Assignments SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 273 A 2 2 Housing for Panel Surface Mounting 7VK610 E Figure A 3 General diagram for 7VK610 E panel surface mounted ...

Page 274: ...Appendix A 2 Terminal Assignments SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 274 7VK611 E Figure A 4 General diagram for 7VK611 E panel surface mounted ...

Page 275: ...er Connection Examples Figure A 5 Current connections to three current transformers and a starpoint connection normal circuit layout for breaker failure protection and operational measurement Figure A 6 Current connections to 2 current transformer for circuit breaker failure protection and opera tional measurement not permitted for earthed system ...

Page 276: ...ransformer Connection Examples Figure A 7 Voltage connections to three star connected voltage transformers and additionally to any phase to phase voltage for example for the control of synchronism check with three phase dead line check for voltage protection operational measurement preferred for voltage con nection ...

Page 277: ... of the three phase voltage inputs R15 16 of the 7VK61 Figure A 8 Connection circuit for single phase voltage transformers with phase to phase voltages for the control of synchronism check with single phase dead line check limited operational measure ment Figure A 9 Voltage connections to three star connected voltage transformer normal circuit layout for voltage protection operational measurement ...

Page 278: ...0 G1176 C159 3 Release date 05 2009 278 Figure A 10 Voltage connections to three star connected voltage transformers with additional open delta windings da dn winding for voltage protection voltage sum monitoring not available for snychronism check applications ...

Page 279: ...lose is not ready LED7 Alarm Sum Event 160 Alarm Summary Event LED8 Not configured 1 No Function configured LED9 Not configured 1 No Function configured LED10 Not configured 1 No Function configured LED11 Not configured 1 No Function configured LED12 Not configured 1 No Function configured LED13 Not configured 1 No Function configured LED14 Not configured 1 No Function configured Binary Input Allo...

Page 280: ...art BF Start L1 1435 BF External start L1 BI9 Trip L2 AR 2713 AR External trip L2 for AR start BF Start L2 1436 BF External start L2 BI10 Trip L3 AR 2714 AR External trip L3 for AR start BF Start L3 1437 BF External start L3 BI11 CB1 Pole L1 366 CB1 Pole L1 for AR CB Test CB Aux L1 351 Circuit breaker aux contact Pole L1 BI12 CB1 Pole L2 367 CB1 Pole L2 for AR CB Test CB Aux L2 352 Circuit breaker...

Page 281: ...nd BO6 CB Alarm Supp 563 CB alarm suppressed BO5 AR CLOSE Cmd 2851 AR Close command BO8 BF T2 TRIP bus 1494 BF Trip T2 busbar trip BO9 AR 1p Trip Perm 2864 AR 1pole trip permitted by internal AR BO10 Relay TRIP 1pL1 512 Relay TRIP command Only Phase L1 Relay TRIP 3ph 515 Relay TRIP command Phases L123 BO11 Not configured 1 No Function configured BO12 Not configured 1 No Function configured BO13 Re...

Page 282: ...efault displays Spontaneous Fault Indication of the 4 Line Display The spontaneous annunciations on devices with 4 line display serve to display the most important data about a fault They appear automatically in the display after pick up of the device in the sequence shown below Relay PICKUP A message indicating the protective function that last picked up PU Time Elapsed time from pick up until dr...

Page 283: ...ROTEC 4 device is delivered Device and System Logic An event controlled logic operation is implemented with blocks of the slow logic PLC1_BEARB slow PLC processing In doing so the binary input Data Stop is modified from a single point indication SP into an in ternal single point indication IntSP by means of a negator block Figure A 12 Logical Link between Input and Output ...

Page 284: ...switching objects Yes Yes Yes Pre defined user defined messages in CFC Pre defined user defined messages in CFC Yes Time synchronisa tion Via protocol DCF77 IRIG B interface binary input Via protocol NTP DCF77 IRIG B interface binary input Via protocol DCF77 IRIG B interface binary input Via DCF77 IRIG B interface binary input Via protocol DCF77 IRIG B interface binary input Messages with time sta...

Page 285: ... IEC TOC ANSI TOC IEC w 3ST Disabled Backup overcurrent 133 Auto Reclose 1 AR cycle 2 AR cycles 3 AR cycles 4 AR cycles 5 AR cycles 6 AR cycles 7 AR cycles 8 AR cycles ADT Disabled Disabled Auto Reclose Function 134 AR control mode Pickup w Tact Pickup w o Tact Trip w Tact Trip w o Tact Trip w Tact Auto Reclose control mode 135 Synchro Check Disabled Enabled Disabled Synchronism and Voltage Check ...

Page 286: ...360 0 Angle adjustment Usy2 Usy1 215 Usy1 Usy2 ratio P System Data 1 0 50 2 00 1 00 Matching ratio Usy1 Usy2 220 I4 transformer P System Data 1 Not connected In prot line In prot line I4 current transformer is 221 I4 Iph CT P System Data 1 0 010 5 000 1 000 Matching ratio I4 Iph for CT s 230 Rated Frequency P System Data 1 50 Hz 60 Hz 50 Hz Rated Frequency 235 PHASE SEQ P System Data 1 L1 L2 L3 L1...

Page 287: ... w o Sync check NO NO Manual CLOSE COMMAND generation 1152 Man Clos Imp P System Data 2 Setting options depend on configuration None MANUAL Closure Impulse after CONTROL 2601 Operating Mode Back Up O C ON OFF ON Operating mode 2610 Iph Back Up O C 1A 0 10 25 00 A 2 00 A Iph Pickup 5A 0 50 125 00 A 10 00 A 2611 T Iph Back Up O C 0 00 30 00 sec 0 30 sec T Iph Time delay 2612 3I0 PICKUP Back Up O C 1...

Page 288: ...easurem Superv ON OFF ON Measurement Supervision 2902A BALANCE U LIMIT Measurem Superv 10 100 V 50 V Voltage Threshold for Balance Monitoring 2903A BAL FACTOR U Measurem Superv 0 58 0 95 0 75 Balance Factor for Voltage Monitor 2904A BALANCE I LIMIT Measurem Superv 1A 0 10 1 00 A 0 50 A Current Balance Monitor 5A 0 50 5 00 A 2 50 A 2905A BAL FACTOR I Measurem Superv 0 10 0 95 0 50 Balance Factor fo...

Page 289: ...n time 3434 T MAX ADT Autoreclosure 0 50 3000 00 sec 5 00 sec Maximum dead time 3435 ADT 1p allowed Autoreclosure YES NO NO 1pole TRIP allowed 3436 ADT CB CLOSE Autoreclosure YES NO NO CB ready interrogation before re closing 3437 ADT SynRequest Autoreclosure YES NO NO Request for synchro check after 3pole AR 3438 T U stable Autoreclosure Autoreclosure 0 10 30 00 sec 0 10 sec Supervision time for ...

Page 290: ...toreclosure 0 01 1800 00 sec 1 20 sec Dead time after 1phase faults 3487 4 AR Tdead 2Flt Autoreclosure 0 01 1800 00 sec 1 20 sec Dead time after 2phase faults 3488 4 AR Tdead 3Flt Autoreclosure 0 01 1800 00 sec 0 50 sec Dead time after 3phase faults 3489 4 AR Tdead1Trip Autoreclosure 0 01 1800 00 sec sec Dead time after 1pole trip 3490 4 AR Tdead3Trip Autoreclosure 0 01 1800 00 sec 0 50 sec Dead t...

Page 291: ...oltage prot 3712 Uph ph Voltage Prot 2 0 220 0 V 150 0 V Uph ph Pickup 3713 T Uph ph Voltage Prot 0 00 100 00 sec 2 00 sec T Uph ph Time Delay 3714 Uph ph Voltage Prot 2 0 220 0 V 175 0 V Uph ph Pickup 3715 T Uph ph Voltage Prot 0 00 100 00 sec 1 00 sec T Uph ph Time Delay 3719A Uphph RESET Voltage Prot 0 30 0 99 0 98 Uph ph Reset ratio 3721 3U0 or Ux Voltage Prot OFF Alarm Only ON U Alarm U Trip ...

Page 292: ... Pickup 3773 T U1 Voltage Prot 0 00 100 00 sec 2 00 sec T U1 Time Delay 3774 U1 Voltage Prot 1 0 100 0 V 0 10 0 V U1 Pickup 3775 T U1 Voltage Prot 0 00 100 00 sec 1 00 sec T U1 Time Delay 3778 CURR SUP U1 Voltage Prot ON OFF ON Current supervision U1 3779A U1 RESET Voltage Prot 1 01 1 20 1 05 U1 Reset ratio 3901 FCT BreakerFail Breaker Failure ON OFF ON Breaker Failure Protection 3902 I BF Breaker...

Page 293: ... PoleDiscrep Breaker Failure 0 00 30 00 sec 2 00 sec Trip delay with pole discrepancy 4001 FCT TripSuperv TripCirc Superv ON OFF OFF TRIP Circuit Supervision is 4002 No of BI TripCirc Superv 1 2 2 Number of Binary Inputs per trip circuit 4003 Alarm Delay TripCirc Superv 1 30 sec 2 sec Delay Time for alarm Addr Parameter Function C Setting Options Default Setting Comments ...

Page 294: ...neither preset nor allocatable No Description Function Type of In for matio n Log Buffers Configurable in Matrix IEC 60870 5 103 Event Log ON OFF Trip Fault Log On Off Ground Fault Log ON OFF Marked in Oscill Record LED Binary Input Function Key Relay Chatter Suppression Type Information Number Data Unit General Interrogation Test mode Test mode Device IntSP ON OFF LED BO 94 21 1 Yes Stop data tra...

Page 295: ...eaker Open Brk Open Control Device IntSP Interlocking Breaker Close Brk Close Control Device IntSP Interlocking Disconnect switch Open Disc Open Control Device IntSP Interlocking Disconnect switch Close Disc Close Control Device IntSP Interlocking Earth switch Open E Sw Open Control Device IntSP Interlocking Earth switch Close E Sw Cl Control Device IntSP Q2 Open Close Q2 Op Cl Control Device CF_D...

Page 296: ...BI BO 009 0100 Failure EN100 Modul Failure Modul EN100 Modul 1 IntSP on off LED BO 009 0101 Failure EN100 Link Channel 1 Ch1 Fail Ch1 EN100 Modul 1 IntSP on off LED BO 009 0102 Failure EN100 Link Channel 2 Ch2 Fail Ch2 EN100 Modul 1 IntSP on off LED BO 11 User defined annunciation 1 Annunc 1 Device SP LED BI BO 94 27 1 Yes 12 User defined annunciation 2 Annunc 2 Device SP LED BI BO 94 28 1 Yes 13 ...

Page 297: ...vice OUT ON OFF LED BO 135 164 1 Yes 160 Alarm Summary Event Alarm Sum Event Device OUT LED BO 94 46 1 Yes 161 Failure General Current Supervi sion Fail I Superv Measurem Superv OUT LED BO 94 32 1 Yes 162 Failure Current Summation Fail ure Σ I Measurem Superv OUT ON OFF LED BO 135 182 1 Yes 163 Failure Current Balance Fail I balance Measurem Superv OUT ON OFF LED BO 135 183 1 Yes 164 Failure Gener...

Page 298: ...em Superv OUT ON OFF LED BO 135 196 1 Yes 197 Measurement Supervision is switched OFF MeasSup OFF Measurem Superv OUT ON OFF LED BO 135 197 1 Yes 234 2100 U U blocked via operation U U blk Voltage Prot IntSP on off LED BO 301 Power System fault Pow Sys Flt P System Data 2 OUT ON OFF ON 135 231 2 Yes 302 Fault Event Fault Event P System Data 2 OUT ON 135 232 2 No 320 Warn Limit of Memory Data ex ce...

Page 299: ... L1 Relay PICKUP L1 P System Data 2 OUT LED BO 94 64 2 Yes 504 Relay PICKUP Phase L2 Relay PICKUP L2 P System Data 2 OUT LED BO 94 65 2 Yes 505 Relay PICKUP Phase L3 Relay PICKUP L3 P System Data 2 OUT LED BO 94 66 2 Yes 506 Relay PICKUP Earth Relay PICKUP E P System Data 2 OUT LED BO 94 67 2 Yes 507 Relay TRIP command Phase L1 Relay TRIP L1 P System Data 2 OUT LED BO 94 69 2 No 508 Relay TRIP com...

Page 300: ... breaker TRIP com mands L1 TripNo L1 Statistics VI 1002 Number of breaker TRIP com mands L2 TripNo L2 Statistics VI 1003 Number of breaker TRIP com mands L3 TripNo L3 Statistics VI 1027 Accumulation of interrupted current L1 Σ IL1 Statistics VI 1028 Accumulation of interrupted current L2 Σ IL2 Statistics VI 1029 Accumulation of interrupted current L3 Σ IL3 Statistics VI 1030 Max fault current Phas...

Page 301: ... OUT ON m LED BO 1494 BF Trip T2 busbar trip BF T2 TRIP bus Breaker Failure OUT ON m LED BO 94 85 2 No 1495 BF Trip End fault stage BF EndFlt TRIP Breaker Failure OUT ON m LED BO 1496 BF Pole discrepancy pickup BF CBdiscrSTART Breaker Failure OUT ON OFF LED BO 1497 BF Pole discrepancy pickup L1 BF CBdiscr L1 Breaker Failure OUT ON OFF LED BO 1498 BF Pole discrepancy pickup L2 BF CBdiscr L2 Breaker...

Page 302: ... 41 2 Yes 2747 AR External pickup L1 for AR start Pickup L1 AR Autoreclosure SP ON LED BI BO 40 42 2 Yes 2748 AR External pickup L2 for AR start Pickup L2 AR Autoreclosure SP ON LED BI BO 40 43 2 Yes 2749 AR External pickup L3 for AR start Pickup L3 AR Autoreclosure SP ON LED BI BO 40 44 2 Yes 2750 AR External pickup 1phase for AR start Pickup 1ph AR Autoreclosure SP ON LED BI BO 40 45 2 Yes 2751 ...

Page 303: ...closure OUT ON LED BO 40 159 2 Yes 2848 AR cycle is running in ADT mode AR ADT run Autoreclosure OUT ON LED BO 40 130 2 Yes 2851 AR Close command AR CLOSE Cmd Autoreclosure OUT ON m LED BO 94 128 1 No 2852 AR Close command after 1pole 1st cycle AR Close1 Cyc1p Autoreclosure OUT LED BO 40 152 1 No 2853 AR Close command after 3pole 1st cycle AR Close1 Cyc3p Autoreclosure OUT LED BO 40 153 1 No 2854 ...

Page 304: ... SP LED BI BO 2910 Sync Prog Usy1 Usy2 Usy1 Usy2 Sync Check SP LED BI BO 2911 Sync Prog Override bypass Sync o ride Sync Check SP LED BI BO 2930 Synchro check ON OFF via BI Sync on off BI Sync Check IntSP ON OFF LED BO 2931 Synchro check is switched OFF Sync OFF Sync Check OUT ON OFF LED BO 41 31 1 Yes 2932 Synchro check is BLOCKED Sync BLOCK Sync Check OUT ON OFF ON OFF LED BO 41 32 1 Yes 2934 Sy...

Page 305: ...sy1 U P 3503 SYNC Usy1 Sync Check OUT ON OFF ON OFF LED BO 2978 SYNC Udiff too large Usy2 Usy1 SYNC Usy2 Usy1 Sync Check OUT ON OFF ON OFF LED BO 2979 SYNC Udiff too large Usy2 Usy1 SYNC Usy2 Usy1 Sync Check OUT ON OFF ON OFF LED BO 2980 SYNC fdiff too large fsy2 fsy1 SYNC fsy2 fsy1 Sync Check OUT ON OFF ON OFF LED BO 2981 SYNC fdiff too large fsy2 fsy1 SYNC fsy2 fsy1 Sync Check OUT ON OFF ON OFF ...

Page 306: ... ACTIVE O C ACTIVE Back Up O C OUT on off LED BO 64 53 1 Yes 7161 Backup O C PICKED UP O C PICKUP Back Up O C OUT OFF LED BO 64 61 2 Yes 7162 Backup O C PICKUP L1 O C Pickup L1 Back Up O C OUT ON LED BO 64 62 2 Yes 7163 Backup O C PICKUP L2 O C Pickup L2 Back Up O C OUT ON LED BO 64 63 2 Yes 7164 Backup O C PICKUP L3 O C Pickup L3 Back Up O C OUT ON LED BO 64 64 2 Yes 7165 Backup O C PICKUP EARTH ...

Page 307: ...C OUT ON LED BO 64 114 2 No 7215 Backup O C TRIP Phases L123 O C TRIP L123 Back Up O C OUT ON LED BO 64 115 2 No 7221 Backup O C TRIP I O C TRIP I Back Up O C OUT ON LED BO 64 121 2 No 7222 Backup O C TRIP I O C TRIP I Back Up O C OUT ON LED BO 64 122 2 No 7223 Backup O C TRIP Ip O C TRIP Ip Back Up O C OUT ON LED BO 64 123 2 No 7235 O C I STUB TRIP I STUB TRIP Back Up O C OUT ON LED BO 64 135 2 N...

Page 308: ...3 17 1 Yes 10218 Uph ph Overvolt is BLOCKED Uph ph BLK Voltage Prot OUT ON OFF ON OFF LED BO 73 18 1 Yes 10219 3U0 Overvolt is switched OFF 3U0 OFF Voltage Prot OUT ON OFF LED BO 73 19 1 Yes 10220 3U0 Overvolt is BLOCKED 3U0 BLK Voltage Prot OUT ON OFF ON OFF LED BO 73 20 1 Yes 10221 U1 Overvolt is switched OFF U1 OFF Voltage Prot OUT ON OFF LED BO 73 21 1 Yes 10222 U1 Overvolt is BLOCKED U1 BLK V...

Page 309: ...t OUT LED BO 10252 Uph e Pickup L2 Uph e PU L2 Voltage Prot OUT LED BO 10253 Uph e Pickup L3 Uph e PU L3 Voltage Prot OUT LED BO 10255 Uph ph Pickup Uphph Pickup Voltage Prot OUT ON OFF LED BO 73 55 2 Yes 10256 Uph ph Pickup Uphph Pickup Voltage Prot OUT ON OFF LED BO 73 56 2 Yes 10257 Uph ph Pickup L1 L2 Uph ph PU L12 Voltage Prot OUT ON OFF LED BO 73 57 2 Yes 10258 Uph ph Pickup L2 L3 Uph ph PU ...

Page 310: ... TRIP command U2 TRIP Voltage Prot OUT ON LED BO 73 94 2 Yes 10300 U1 Pickup U1 Pickup Voltage Prot OUT ON OFF LED BO 73 100 2 Yes 10301 U1 Pickup U1 Pickup Voltage Prot OUT ON OFF LED BO 73 101 2 Yes 10302 U1 TimeOut U1 TimeOut Voltage Prot OUT LED BO 10303 U1 TimeOut U1 TimeOut Voltage Prot OUT LED BO 10304 U1 TRIP command U1 TRIP Voltage Prot OUT ON LED BO 73 104 2 Yes 10310 Uph e Pickup Uph e ...

Page 311: ...UT LED BO 10332 Uphph TRIP command Uph ph TRIP Voltage Prot OUT ON LED BO 73 132 2 Yes 10333 Uph ph Pickup L1 L2 Uphph PU L12 Voltage Prot OUT LED BO 10334 Uph ph Pickup L2 L3 Uphph PU L23 Voltage Prot OUT LED BO 10335 Uph ph Pickup L3 L1 Uphph PU L31 Voltage Prot OUT LED BO 10336 Uph ph Pickup L1 L2 Uph ph PU L12 Voltage Prot OUT LED BO 10337 Uph ph Pickup L2 L3 Uph ph PU L23 Voltage Prot OUT LED...

Page 312: ...m Event 162 163 165 167 168 169 170 171 177 183 184 185 186 187 188 189 193 361 Failure Σ I Fail I balance Fail Σ U Ph E Fail U balance Fail U absent VT FuseFail 10s VT FuseFail Fail Ph Seq Fail Battery Error Board 1 Error Board 2 Error Board 3 Error Board 4 Error Board 5 Error Board 6 Error Board 7 Alarm adjustm FAIL Feeder VT 161 Fail I Superv 162 163 Failure Σ I Fail I balance 164 Fail U Superv...

Page 313: ...nt CFC CD DD 632 Measured value Usy2 Usy2 Measurement CFC CD DD 633 Ux separate VT Ux Measurement CFC CD DD 634 U1 positive sequence U1 Measurement CFC CD DD 635 U2 negative sequence U2 Measurement CFC CD DD 636 Measured value U diff Usy1 Usy2 Udiff Measurement 130 1 No 9 2 CFC CD DD 637 Measured value Usy1 Usy1 Measurement 130 1 No 9 3 CFC CD DD 638 Measured value Usy2 Usy2 Measurement 130 1 No 9...

Page 314: ...lease date 05 2009 314 928 Wp Reverse Wp Energy 133 53 No 205 CFC CD DD 929 Wq Reverse Wq Energy 133 54 No 205 CFC CD DD No Description Function IEC 60870 5 103 Configurable in Matrix Type Information Number Compatibility Data Unit Position CFC Control Display Default Display ...

Page 315: ...176 C159 3 Release date 05 2009 315 Literature 1 SIPROTEC 4 System Description E50417 H1176 C151 B1 2 SIPROTEC DIGSI Start UP E50417 G1176 C152 A5 3 DIGSI CFC Manual E50417 H1176 C098 A9 4 SIPROTEC SIGRA 4 Manual E50417 H1176 C070 A4 ...

Page 316: ...Literature SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 316 ...

Page 317: ...bytes BP_xx Bit pattern indication Bitstring Of x Bit x designates the length in bits 8 16 24 or 32 bits C_xx Command without feedback CF_xx Command with feedback CFC Continuous Function Chart CFC is a graphical editor with which a program can be created and configured by using ready made blocks CFC blocks Blocks are parts of the user program delimited by their function their structure or their pu...

Page 318: ...e of such a con tainer Control display The display which is displayed on devices with a large graphic display after you have pressed the control key is called the control display It contains the switchgear that can be controlled in the feeder with status display It is used to perform switching operations Defining this display is part of the configuration Data pane The right hand area of the projec...

Page 319: ...one data area to another Earth The conductive earth whose electric potential can be set equal to zero at every point In the area of earth elec trodes the earth can have a potential deviating from zero The term Earth reference plane is often used for this state Earth verb This term means that a conductive part is connected via an earthing system to the earth Earthing Earthing is the total of all me...

Page 320: ...int indication ExSI_F External single point indication via an ETHERNET connection device specific Transient information Single point indication Field devices Generic term for all devices assigned to the field level Protection devices combination devices bay control lers Floating Without electrical connection to the Earth FMS communication branch Within an FMS communication branch the users communi...

Page 321: ...ds which exist in a ModPara project The actual field infor mation of each field is stored in a HV field description file Within the HV project description file each field is allocated such a HV field description file by a reference to the file name HV project description All the data is exported once the configuration and parameterization of PCUs and sub modules using ModPara has been completed Th...

Page 322: ...e IRC combination to configure an inter relay communication Each user of the combination and all the necessary communication parameters are defined in this object The type and scope of the information exchanged between the users is also stored in this object IRIG B Time signal code of the Inter Range Instrumentation Group IS Internal single point indication Single point indication IS_F Internal in...

Page 323: ...a SIPROTEC 4 device are coded in the order number Modem connection This object type contains information on both partners of a modem connection the local modem and the remote modem Modem profile A modem profile consists of the name of the profile a modem driver and may also comprise several initialization commands and a user address You can create several modem profiles for one physical modem To d...

Page 324: ...modem connection or as a PROFIBUS FMS connection OUT Output indication Parameter set The parameter set is the set of all parameters that can be set for a SIPROTEC 4 device Phone book User addresses for a modem connection are saved in this object type PMV Pulse metered value Process bus Devices with a process bus interface allow direct communication with SICAM HV modules The process bus interface i...

Page 325: ...C 4 devices have to be reinitialized RIO file Relay data Interchange format by Omicron RSxxx interface Serial interfaces RS232 RS422 485 SCADA Interface Rear serial interface on the devices for connecting to a control system via IEC or PROFIBUS Service port Rear serial interface on the devices for connecting DIGSI for example via modem Setting parameters General term for all adjustments made to th...

Page 326: ...is variant may well differ from the device data of the original object However all variants derived from the original object have the same VD address as the original object For this reason they always correspond to the same real SIPROTEC 4 device as the original object Objects of type SIPROTEC 4 variant have a variety of uses such as documenting different operating states when entering parameter s...

Page 327: ...l participating devices are called users VD A VD Virtual Device includes all communication objects and their properties and states that are used by a communication user through services A VD can be a physical device a module of a device or a software module VD address The VD address is assigned automatically by DIGSI Manager It exists only once in the entire project and thus serves to identify una...

Page 328: ...Glossary SIPROTEC 7VK61 Manual C53000 G1176 C159 3 Release date 05 2009 328 ...

Page 329: ...ng the Operating Time 224 Position Detection 152 Test Programs 161 Tripping Test 226 Circuit breaker Closing time 33 Fault 123 Position logic 152 Test 33 Circuit breaker auxiliary contacts 116 Circuit Breaker Failure Protection 114 253 Circuit breaker failure protection Circuit breaker monitoring 253 End fault protection 253 Initiation conditions 253 Pole discrepancy supervision 253 Times 253 Circ...

Page 330: ...ents Iph 3I0 74 Humidity 238 I Indications 165 165 Information to a Control Centre 164 Input Output board C I O 4 Input output module C I O 2 193 Input Output Module C I O 11 C I O 11 197 Installation Panel Surface Mounting 206 Instantaneous tripping before automatic reclosure 71 Insulation Test 236 Integrated Display LCD 163 Interlocking 173 Interrupted currents 167 Inverse Current Stage Overcurr...

Page 331: ...ervision 125 128 Power Supply 230 Power system data 1 30 Power System Data 2 36 R Rack Mounting 204 Rated Currents 184 Rated frequency 33 Reading Setting Resetting 167 Real Time Clock and Buffer Battery 261 Reclosure Blocking 46 Reclosure cycle 59 60 61 Reduced Dead Time 240 Reduced dead time 57 Reference Voltages 131 Regulations 236 Retrievable Indications 166 Retrieving parameters 170 S Sampling...

Page 332: ...rrent stages 245 Operating modes 241 Overcurrent stages 245 Stub fault protection 247 Time Synchronisation Interface 209 235 Transfer trip to the remote end circuit breaker 124 Transmission Block 213 Trip Circuit Monitoring 182 255 Trip command duration 33 161 Trip Logs 165 Trip Dependent Indications 27 Tripping Logic of the Entire Device 157 Trips 166 Two stage Breaker Failure Protection 126 Type...

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