Toshiba GRL100-101A Instruction Manual Download

Page: 138 / 392

⎯

137

⎯

CH1

TX1

RX1

CH2

TX2

RX2

Relay rear view (Case Type A)

CH1

TX1

RX1

CH2

TX2

RX2

OP1 T

OP1 R

OP2 T

OP2 R

Relay rear view (Case Type B)

Figure 4.1.2.1 Locations of Communication Port

20-pin terminal block

36-pin terminal block

IRIG BNC
connector

RS485

connection
terminal

RS485

connection
terminal

IRIG BNC
connector

ST, LC type connector
or D-sub connector for
Telecommunication

RJ45 connector
(option)

ST, LC type connector
or D-sub connector for
Telecommunication

RJ45 connector
(option)

ST connector for serial
communication (option)

Summary of Contents for GRL100-101A

Page 2: ... be followed by important safety information that must be carefully reviewed Indicates an imminently hazardous situation which will result in death or serious injury if you do not follow the instructions Indicates a potentially hazardous situation which could result in death or serious injury if you do not follow the instructions CAUTION Indicates a potentially hazardous situation which if not avo...

Page 3: ...2 mW the pulse duration 79 2 ns the emitted wavelength s 1310 nm CAUTION Earth The earthing terminal of the equipment must be securely earthed CAUTION Operating environment The equipment must only used within the range of ambient temperature humidity and dust detailed in the specification and in an environment free of abnormal vibration Ratings Before applying AC voltage and current or the DC powe...

Page 4: ... FD Fault Detector output contact with A to C phase tripping output contacts in series in case of the model 400 and 500 series Disposal When disposing of this equipment do so in a safe manner according to local regulations This product contains a battery which should be removed at the end of life of the product The battery must be recycled or disposed of in accordance with local regulations The ba...

Page 5: ...r System 30 2 2 13 Setting 32 2 3 Overcurrent Backup Protection 41 2 4 Transfer Trip Function 45 2 5 Out of step Protection 47 2 6 Thermal Overload Protection 49 2 7 Breaker Failure Protection 52 2 8 Tripping Output 55 2 9 Fault Detector 58 2 10 Autoreclose 61 2 10 1 Application 61 2 10 2 Scheme Logic 63 2 10 3 Autoreclose Output Signals 80 2 11 Characteristics of Measuring Elements 81 2 11 1 Segr...

Page 6: ...Fault Detector Module 118 3 2 Input and Output Signals 119 3 2 1 Input Signals 119 3 2 2 Binary Output Signals 122 3 2 3 PLC Programmable Logic Controller Function 122 3 3 Automatic Supervision 123 3 3 1 Basic Concept of Supervision 123 3 3 2 Relay Monitoring 123 3 3 3 CT Circuit Current Monitoring 124 3 3 4 CT Circuit Failure Detection 125 3 3 5 Differential Current Id Monitoring 126 3 3 6 Teleco...

Page 7: ...ons 182 5 5 External Connections 183 6 Commissioning and Maintenance 185 6 1 Outline of Commissioning Tests 185 6 2 Cautions 186 6 2 1 Safety Precautions 186 6 2 2 Cautions on Tests 186 6 3 Preparations 187 6 4 Hardware Tests 188 6 4 1 User Interfaces 188 6 4 2 Binary Input Circuit 189 6 4 3 Binary Output Circuit 190 6 4 4 AC Input Circuits 191 6 5 Function Test 192 6 5 1 Measuring Element 192 6 5...

Page 8: ... 7 6 F 2 S 0 8 3 5 6 7 4 Resumption of Service 220 6 7 5 Storage 220 7 Putting Relay into Service 221 ...

Page 9: ...x J Return Repair Form 325 Appendix K Technical Data 331 Appendix L Symbols Used in Scheme Logic 343 Appendix MMulti phase Autoreclose 347 Appendix N Data Transmission Format 351 Appendix O Example of DIF and DIFG Setting 357 Appendix P Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255 8 359 Appendix Q IEC60870 5 103 interoperability 363 Appendix R Failed Module Tr...

Page 10: ...multiplexed communication links can be employed The GRL100 is a member of the G series family of numerical relays which utilise common hardware modules with the common features The GRL100 provides the following metering and recording functions Metering Fault record Event record Fault location Disturbance record The GRL100 provides the following menu driven human interfaces for relay setting or vie...

Page 11: ...single breaker scheme Model 211 25 binary inputs 19 binary outputs 6 binary outputs for tripping Model 212 28 binary inputs 37 binary outputs 6 binary outputs for tripping Model 214 22 binary inputs 12 independent 19 binary outputs 3 binary outputs for tripping Model 216 25 binary inputs 12 independent 37 binary outputs 3 binary outputs for tripping For three terminal line With autoreclose for one...

Page 12: ...tion Model 111B 112B 211B 214B 212B 216B 311B 312B 411B 511B 513B DIF x x x x x x x x x BU x x x x x x x x x THM x x x x x x ARC 1CB 1CB 2CB 2CB 1CB 2CB 2CB FD x x x TFC x DIFG x x x x x x x CCC x x x x x x x BF x x x x x x x OST x x x x x x x FL x x x x x x x Legend DIF Segregated phase current differential protection BU Overcurrent backup protection THM Thermal overload protection ARC Autoreclos...

Page 13: ...e functions of each mode The details of functions are described later Table 2 1 Communication Mode and Available Function Communication Mode COMMODE Function A MODE B MODE GPS MODE GPS based synchronisation Relay address monitoring RYIDSV The alternative of RYIDSV or MPAR Dual communication Remote differential trip RDIF Through fault current measure TFC for model 503B 513B Open terminal detection ...

Page 14: ...on for phase faults and earth faults Out of step protection performs phase comparison of the local and remote voltages and operates only when the out of step loci cross the protected line Furthermore the GRL100 incorporates autoreclose functions for one or two breaker systems through current fault countermeasures for two breaker systems charging current compensation for cable or long distance line...

Page 15: ...ote current data with the identical sampling address Thus compensation of transmission delay time is not required The GRL100 utilises the individual three phase currents and residual current to perform segregated phase and zero phase current differential protection 2 2 2 Segregated phase Current Differential Protection The segregated phase differential protection transmits the three phase currents...

Page 16: ... and C transmitted from the remote out of service terminal The signal CBDS A is 1 when both the circuit breaker and disconnector are closed Thus out of service is detected when either the circuit breaker or disconnector is open in all three phases Zero setting of the receive current data is also performed at the terminal under test If the scheme switch L TEST is set to ON or the signal R DATA_ZERO...

Page 17: ...ay Σ I02 Scalar summation of zero phase current at remote terminal relay pu per unit value In GPS mode setting and backup mode refer to 2 2 7 2 DIFG is blocked DIFG DIFG FS_TRIP DIFG ON 1 Σ I01 2PU Σ I02 2PU 1 Communication failure 1 DIFG_BLOCK 1586 86 85 44 DIFG_FS 1619 404 43C ON DIFG_TRIP DIFG FS_OP t 0 TDIFG 0 00 10 00s Figure 2 2 3 1 Scheme Logic of Zero phase Current Differential Protection ...

Page 18: ... the scheme switch TERM to 3 TERM In the case of A MODE setting this function is not available When one of the telecommunication channels fails the terminal using the failed channel is disabled from performing current differential protection as a result of the failure being detected through by the telecommunication channel monitoring Figure 2 2 5 1 Protection Disabled Terminal with Channel Failure...

Page 19: ...RDIF and TERM are set to ON and 3 TERM respectively and no communication channel failure exists in the channel which received the RDIF command When the RDIF function is applied the command sending signals and receiving signals must be assigned by PLC function DIF A_TRIP RDIF_ON DIF B_TRIP DIF C_TRIP 451 1 1 1 452 DIF G_TRIP 453 RDIF A S RDIF B S RDIF C S 1 RDIF S 454 a Sending terminal RD FS A TP ...

Page 20: ...ee differential element outputs and the transfer trip command are related to remote terminal tripping and are transmitted every sampling interval Other data is transmitted once every power cycle The data transmission format and user configurable data are also shown in Appendix N A synchronized test trigger signal is used to test the differential protection simultaneously at all terminals For detai...

Page 21: ... terminals are set only for the convenience of the sampling timing synchronization The GRL100s at all terminals perform identical protection functions and operate simultaneously To perform timing synchronization for the slave terminal the sampling time difference between master and slave terminals is measured The measurement principle of the sampling time difference ΔT is indicated in Figure 2 2 7...

Page 22: ...d between terminals A and B and terminals B and C The terminal B follows the terminal A and the terminal C follows the terminal B The slave terminals perform the follow up control at their communication port CH2 When the master terminal is out of service in A MODE the slave terminal that is interlinked with port 1 of the master terminal takes the master terminal function In the case shown in Figur...

Page 23: ...chronized sampling circuit at one terminal The GPS clock signal is received by the GPS receiver HHGP1 and input to a time difference measurement circuit in the GRL100 The circuit measures the time difference ΔT between the GPS clock and the internal clock generated from the crystal oscillator The oscillator is controlled to synchronize with the GPS clock using the measured ΔT and outputs 2 400 Hz ...

Page 24: ... When the GPS signal has been restored the mode shifts from Mode 1 back to Mode 0 If during Mode 1 operation a failure occurs in the communication system the sampling timing adjustment is disabled and each terminal runs free If the free running continues over the time determined by the PDTD setting or the apparent phase difference exceeds the value determined by the PDTD setting the mode shifts fr...

Page 25: ...ng for pre determined time Checking the current phase difference For two terminal application setting only The current phase difference is checked using the following equations I1A cos θ 0 I1A I1B sin θ I1A I1B sin θs I1A OCCHK I1B OCCHK Where I1A Positive sequence component of load current at local terminal I1B Positive sequence component of load current at remote terminal θ Phase difference of I...

Page 26: ... Calculation of Differential Current with Transmission Delay Time Protection in anomalous power system operation Even when any of the terminals is out of service the GRL100 in service terminal can still provide the differential protection using the out of service detection logic For details of the out of service detection logic see Section 2 2 2 When one terminal is out of service in a two termina...

Page 27: ...charging current and for the line voltage at which that charging current was determined in the settings DIFIC and Vn and these values are used by the relay to calculate the capacitance of the line The relays at each line end share the line capacitance between them that is they divide by two for a two terminal line and by three for a three terminal line In the case of a three terminal line if the r...

Page 28: ...ault may be cleared by remote backup protection following a time delay but there is a danger of damage being caused to power system plant Fast tripping for this type of fault is highly desirable The Out of Service Detection Logic is effective for a fault where a blind zone between CT and CB on the line exists as shown in Figure 2 2 9 1 If the CB and DS condition are introduced at the remote termin...

Page 29: ...an external fault Fault current outflow in case of internal fault In case of a two terminal line fault current never flows out from the terminals for an internal fault But in case of a three terminal line with an outer loop circuit a partial fault current can flow out of one terminal and flow into another terminal depending on the fault location and magnitude of the power source behind each termin...

Page 30: ... when setting the differential element CT saturation for an external fault condition In case of a two terminal line the magnitude of infeeding and outflowing currents to the external fault is almost the same If the CTs have the same characteristics at the two terminals the CT errors are offset in the differential current calculation A B F Case 1 J C Case 2 A J B F C Open Figure 2 2 10 2 Fault Curr...

Page 31: ...e applied GRL100 GRL100 CH1 CH2 CH1 CH2 Figure 2 2 11 1 Dual Communication Mode 2 2 12 Application to One and a half Breaker Busbar System The GRL100 models 301 311 302 501 511 503 513 and 513 are used for lines connected via a one and a half breaker busbar system and have functions to protect against stub faults and through fault currents Stub fault If a fault occurs at F1 or F2 when line disconn...

Page 32: ... not identical CT1 CT2 GRL100 GRL100 Terminal B Terminal A Figure 2 2 12 3 Through Fault Current The models 503 and 513 have individual input terminals for CT1 and CT2 secondary current Thus sufficient restraining current can be obtained by summing the scalar values of CT1 and CT2 secondary currents In this manner terminal A can have sufficient restraining current against the erroneous differentia...

Page 33: ...he fault current flows out to the parallel line though it depends on the power source conditions at terminals A and B This outflow must be considered when setting the differential element Figure 2 2 12 5 Fault Current Outflow in Internal Fault 2 2 13 Setting The following shows the setting elements necessary for the current differential protection and their setting ranges The settings can be made ...

Page 34: ...lay time threshold setting for alarm 8 x x x TCDT1 10000 10000 1μs 0μs Transmission delay time difference setting for channel 1 7 x x x TCDT2 10000 10000 1μs 0μs Transmission delay time difference setting for channel 2 7 x x x PDTD 200 2000μs 1μs 1000μs Transmission delay time difference between send and receive channels GPS synchronization only x RYID 0 63 0 Local relay address x x RYID1 0 63 0 R...

Page 35: ...nal s to Slave 5 OCCHK SRCθ and HYSθ are enabled by setting the TERM to 2TERM 6 AUTO2B is enabled by setting the TERM to 2TERM and SRCθ to I 7 This setting is only used when there is a fixed difference between the sending and receiving transmission delay time When the delay times are equal the default setting of 0μs must be used 8 If the channel delay time of CH1 or CH2 exceeds the TDSV setting th...

Page 36: ...dition not to operate DIFI1 should therefore be set to satisfy the following equation K Ic DIFI1 If K where K Setting margin K 1 2 to 1 5 Ic Internal charging current If Minimum internal fault current For the GRL100 provided with the charging current compensation the condition related to the charging current can be neglected The setting value of DIFI1 must be identical at all terminals If the term...

Page 37: ...identical at all terminals If the terminals have different CT ratios then the settings for DIFSV must be selected such that the primary settings are identical Setting of DIFIC The internal charging current under the rated power system voltage is set for DIFIC The charging current is measured by energizing the protected line from one terminal and opening the other terminal If the measured power sys...

Page 38: ...nder the intra system synchronized sampling or backup modes of the GPS based synchronized sampling Note As the simultaneous setting change at all terminals is not practical it is not recommended to change the settings when the relay is in service Setting of CH CON In case of the two terminal line application the communication ports of the GRL100 are interlinked with port CH1 as shown in Figure 2 2...

Page 39: ...l to the RYID of the remote relay See Figure 2 2 13 3 In Dual setting the RYID2 setting must be the same as the RYID1 setting Three terminal application Set the local relay address number to RYID and the remote relay 1 address number to RYID1 and the remote relay 2 address number to RYID2 The RYID1 is equal to the RYID of the remote 1 relay and the RYID2 equal to the RYID of the remote 2 relay See...

Page 40: ...l DIFG On Off On Off On Off On Out of step tripping OST Trip BO Off Trip BO Off Trip BO Off Off Fault locator FL On Off On Off On Off On Remote differential trip RDIF On Off On Off On Available for 3TERM application don t care Terminal application In A MODE and B MODE anyone of 2TERM 3TERM or DUAL can be selected In GPS MODE however DUAL cannot be selected Multi phase autoreclosing To apply the mu...

Page 41: ...n Figure 2 2 13 3 Therefore the communication cable connection must be changed from CH2 to CH1 CH CON is to change CH1 or CH2 signal with CH2 or CH1 signal in the relay inside If the CH CON is set to Exchange CH2 data is dealt with as CH1 data or in reverse In Figure 2 2 13 3 change the terminal B to Exchange However note that the display or output such as a communication failure etc is expressed ...

Page 42: ...alarm can be disabled by the scheme switch EFBTAL The overcurrent backup protection can be blocked by the binary input signal BUT_BLOCK Tripping by each protection can be blocked by PLC signals OC_BLOCK OCI_BLOCK EF_BLOCK and EFI_BLOCK The OC and EF can trip instantaneously by PLC signals OC_INST_TP and EF_INST_TP BU TRIP 0 00 10 00s TOC OC A 1 1 EF t 0 t 0 t 0 ON OCBT 1 OC_BLOCK 1589 ON OCBIT 1 O...

Page 43: ...MT is held for that period This does not apply following a trip operation in which case resetting is always instantaneous Setting The following table shows the setting elements necessary for the inverse time overcurrent protection and their setting ranges Element Range Step Default Remarks OCI 0 5 25 0 A 0 1 A 10 0 A 0 10 5 00 A 0 01 A 2 00 A TOCI 0 05 1 00 0 01 0 50 OCI time setting TOCIR 0 0 10 ...

Page 44: ...me at A M margin When single phase autoreclose is used the minimum time of the earth fault overcurrent protection must be set longer than the time from fault occurrence to reclosing of the circuit breaker This is to prevent three phase final tripping from being executed by the overcurrent protection during a single phase autoreclose cycle 2 3 2 Definite Time Overcurrent Protection In a system in w...

Page 45: ...0 1 20 0 A 0 1 A 2 0 A TOC 0 00 10 00 s 0 01 s 3 00 s OC delayed tripping OCBT ON OFF ON OC backup protection EF 0 5 5 0 A 0 1 A 5 0 A Residual overcurrent 0 10 1 00 A 0 01 A 1 00 A TEF 0 00 10 00 s 0 01 s 3 00 s EF delayed tripping EFBT ON OFF ON EF backup protection EFBTAL ON OFF ON EF backup trip alarm Current values shown in the parentheses are in the case of 1 A rating Other current values ar...

Page 46: ... TR1 C R2 1722 BO TTSW1 TRIP TR1_3PTP 1660 422 1 1 1 1 TR1 B TP TR1 C TP TR1 TRIP INTER TRIP1 A INTER TRIP1 B INTER TRIP1 C INTER TRIP1 From Remote Terminal 1 From Remote Terminal 2 Transfer Trip Command 1 TR2 A TP 427 426 431 428 429 1 1 1 TR2 A R1 1692 TR2 B R1 1693 TR2 C R1 1694 433 432 1 1 TR2_BLOCK 1596 TR2 A R2 1724 TR2 B R2 1725 TR2 C R2 1726 BO TTSW2 TRIP TR2_3PTP 1661 430 1 1 1 1 TR2 B TP...

Page 47: ...nd BIn command BIo command User configurable command data send Sequence logic by PLC 1688 TR1 A R1 User configurable command data receive 1689 TR1 B R1 1690 TR1 C R1 GRL100 Receive Configured by PLC Configured by PLC Transfer trip B phase Transfer trip C phase Figure 2 4 2 Example of Signal Assign ...

Page 48: ...ctors measured at terminals A and B when an out of step occurs on the power system P and Q are equivalent power source locations Loci 1 and 2 are the cases when the locus crosses the protected line and passes outside the protected line respectively a Internal X Q B VB1 Locus 1 R A P VB3 VB2 1 θ 3 2 VA2 VA1 VA3 b External X B Q VB1 Locus 2 R A P VB3 VB2 1 θ 3 2 VA2 VA1 VA3 Figure 2 5 1 Out of step ...

Page 49: ...CK is input The tripping signal of the out of step protection can be separated from other protection tripping signals by the switch OST In this case the switch OST is set to BO and the tripping signal OST BO is assigned to a desired binary output number for details see Section 4 2 6 9 When the tripping signal of the out of step protection is not separated from other protection tripping signals the...

Page 50: ...ents and operates according to the characteristics defined in IEC60255 8 Refer to Appendix P for the implementation of the thermal model for IEC60255 8 Time to trip depends not only on the level of overload but also on the level of load current prior to the overload that is on whether the overload was applied from cold or from hot Independent thresholds for trip and alarm are available The charact...

Page 51: ...shows the scheme logic of the thermal overload protection The thermal overload element THM has independent thresholds for alarm and trip and outputs alarm signal THM ALARM and trip signal THM TRIP The alarming threshold level is set as a percentage of the tripping threshold The alarming and tripping can be disabled by the scheme switches THMAL and THMT respectively or binary input signals THMA BLO...

Page 52: ... 00 1 00 A 0 1 A 0 01 A 0 0 A 0 00 A Previous load current TTHM 0 5 300 0 min 0 1 min 10 0 min Thermal time constant THMA 50 99 1 80 Thermal alarm setting Percentage of THM setting THMT Off On Off Thermal OL enable THMAL Off On Off Thermal alarm enable Current values shown in the parenthesis are in the case of a 1 A rating Other current values are in the case of a 5 A rating Note THMIP sets a mini...

Page 53: ...o choose not to use retripping at all or to use retripping with a backtrip command plus delayed pick up timer or retripping with a backtrip command plus overcurrent detection plus delayed pick up timer Tripping by the BFP is three phase final tripping and autoreclose is blocked An overcurrent element and on delay timer are provided for each phase and they also operate correctly on the breaker fail...

Page 54: ...ly the OCBF is reset before timer TBF1 or TBF2 is picked up and the BFP is reset If the OCBF continues operating a retrip command is given to the original breaker after the setting time of TBF1 Unless the breaker fails the OCBF is reset by the retrip The TBF2 is not picked up and the BFP is reset This may happen when the BFP is started by mistake and unnecessary tripping of the original breaker is...

Page 55: ...ng The overcurrent element OCBF checks that the breaker has opened and the current has disappeared Therefore since it is allowed to respond to the load current it can be set from 10 to 200 of the rated current The settings of TBF1 and TBF2 are determined by the opening time of the original breaker Tcb in Figure 2 7 2 and the reset time of the overcurrent element Toc in Figure 2 7 2 The timer setti...

Page 56: ...IF FS A_TP RD FS A_TP OC A_TP OCI A_TP TR1 A_TP TR2 A_TP 1 trip B phase 0 t 1 1 trip C phase OSTT DIFG FS_TRIP STUB ON M TRIPA RETRIP B RETRIP A RETRIP C trip A phase trip B phase trip TRIP B TRIP A TRIP C STUB C phase TPMODE 3PH ARC M EXT3P EXT1P 1PH ARC M TPMODE 1 THM T 3P_TRIP 1663 TRIP A0 TRIP B0 TRIP C0 1 1 1 101 100 99 102 103 104 DIF FS B_TP RD FS B_TP OC B_TP OCI B_TP TR1 B_TP TR2 B TP DIF...

Page 57: ...n Tripping signals drive the high speed tripping output relays Two sets of output relays are provided for each phase and each relay has one normally open contact The tripping output relays reset 60ms after the tripping signal disappears by clearing the fault The tripping circuit must be opened with the auxiliary contact of the breaker prior to reset of the tripping relay to prevent the tripping re...

Page 58: ...i phase fault When the external autoreclose is set in the three phase mode set the switch to 3PH The GRL100 outputs a three phase tripping command for a single and multi phase fault When the external autoreclose is set in the multi phase mode set the switch MPH The GRL100 outputs a tripping command on a per faulted phase basis When the external autoreclose is not applied set the scheme switch TPMO...

Page 59: ...t Reset time is adjustable by PLC function Default setting is 60ms The OCDF operates in response to load current if it is a steeply fluctuating one When the relay is used for a line with such a load current the OCDF can be disabled by short circuiting dedicated paired pins on the module with a receptacle All the FD elements have fixed operating threshold levels But if the earth fault current due t...

Page 60: ...s the nominal operating threshold level 10 of the rated current is kept Short circuit both of the pins 5 6 and 7 8 to disable the EFF The pins 1 2 for the J2 is used to set the rated frequency It is fixed before shipping Caution Do not change the pins 1 2 for the J2 Pairs of pins for J1 Pairs of pins for J2 Element Setting 1 2 3 4 5 6 7 8 1 2 3 4 OCMF Enabled Open Disabled Short OCDF Enabled Open ...

Page 61: ...tput Setting All the fault detection elements have fixed settings as follows Element Setting Remarks OCMF L1 0 1In L2 0 16In L3 0 26In L4 0 41In L5 0 66In L6 1 05In L7 1 68In In Rated current OCDF 0 1In EFF 0 1In 0 15 In 0 2 In UVGF 46V 0 8 100V 3 UVSF 80V 0 8 100V UVDF 0 93Vr Vr Pre fault voltage Checking output relay Tripping output relay A phase trip B phase trip C phase trip 60ms FD Tripping l...

Page 62: ... If the fault state still continues after reclosing three phase final tripping is activated Single phase autoreclose In this mode only the faulty phase is tripped and then reclosed if a single phase earth fault occurs In the case of a multi phase fault three phases are tripped but reclosing is not made Since power can be transmitted through healthy phases even during the dead time this mode is con...

Page 63: ...e as described in the above single shot autoreclose All successive shots up to three times which are applied if the first shot fails are three phase tripping and reclosing Multi shot autoreclose cannot be applied to two breaker reclosing in the one and a half breaker busbar system The autoreclose can also be activated from an external line protection At this time all autoreclose modes described ab...

Page 64: ... by the out of step protection OSTT 1 breaker failure protection RETRIP 1 or stub fault protection STUB 1 When an autoreclose prohibiting binary input signal is applied at either the local or remote terminal ARC_BLOCK 1 If autoreclosing is not ready a three phase tripping command M TRIPA is output for all tripping modes At this time autoreclose is not activated If all three phases of CB are closed...

Page 65: ... Leader CB M TRIPA FT 1 0 1s LINK condition for MPAR is not satisfied Trip when ARC1 READY not operated Multi phase trip in SPAR ARC1 READY To Figure 2 10 2 8 ARC SUC ON ARC_BLOCK1 1578 1 Figure 2 10 2 1 Autoreclose Scheme Autoreclose for multi phase fault If ARC M is set to MPAR2 or MPAR3 only the faulted phases are tripped and the dead time counter TMPR is started by any of the tripping signals ...

Page 66: ...ripping 1φtrip is performed the evolving fault detection timer TEVLV is started at the same as the TSPR is started If no evolving faults occur single phase reclosing is performed when the TSPR is picked up Figure 2 10 2 2 Autoreclose for Evolving Fault As shown in the figure if an evolving fault occurs before the TEVLV is picked up three phase tripping 3φtrip is performed If this occurs the TSPR a...

Page 67: ...e Figure 2 10 2 3 shows the energizing control scheme The voltage and synchronism check output signal SYN OP is generated when the following conditions have been established Synchronism check element SYN1 operates and on delay timer TSYN1 is picked up Busbar overvoltage detector OVB and line undervoltage detector UVL1 operate and on delay timer TLBD1 is picked up This detects the live bus and dead...

Page 68: ...m the busbar voltage transformer the reference voltage will need to be supplied from the line voltage transformer Additionally it is not necessary to fix the phase of the reference voltage To match the busbar voltage and line voltage for the voltage and synchronism check option described above the GRL100 has the following three switches as shown in Figure 2 10 2 4 VTPSEL This switch is used to mat...

Page 69: ...for their respective phases Interconnection through two or three different phases is checked employing signals LINK A B or C of the line and the parallel line When ARC M is set to MPAR2 interconnection signal LINK is output if any two of LINK A B and C are established When ARC M is set to MPAR3 LINK is output if all of LINK A B and C are established The interconnection signals LINK A B or C for pa...

Page 70: ...lected the three phase autoreclose is performed If S T selected the single phase or three phase autoreclose is performed depending on the faulted phase s M3 CB1 A DS CB1 C CB1 B CB2 B CB2 A I LINK A ARC CCB MPAR Added in two breaker autoreclose From Remote Terminal I LINK B I LINK C CB2 C 1 1 1 1 1 I LINK A I LINK B I LINK C LINK A LINK C From Parallel Line LINK B LINK A LINK C To Remote Terminal ...

Page 71: ...0s t 0 5 300s t 0 5 300s t 0 5 300s t 0 MSARC2 MSARC3 TS4R FT FT2 FT1 TS4 TS3R TS3 SP2 SP1 SP3 FT3 1 1 1 CLR CLOCK 1 0 1s 0 t MSARC 1 FT S3 S4 S2 ARC SM ARC SM 0 5s Figure 2 10 2 6 Scheme Logic for Multi Shot Autoreclose The multi shot mode two shots to four shots is set with the scheme switch ARC SM In low speed autoreclose the dead time counter TS2 for the second shot is activated if high speed ...

Page 72: ...external automatic reclosing equipment To use external automatic reclosing equipment instead of the built in autoreclose function of the GRL100 the autoreclose mode switch ARC M is set to EXT1P EXT3P or EXTMP When EXT1P is selected the GRL100 performs single phase tripping for a single phase fault and three phase tripping for a multi phase fault When EXT3P is selected three phase tripping is perfo...

Page 73: ... system Trip and reclose commands are output only for CB1 bus CB 1 Sequential autoreclose can be applied by changing of the dead timer setting or the PLC setting 2 When ARC M MPAR is selected the autoreclose mode depends on the ARC CCB setting and the ARC CB is not applied The autoreclose scheme logic for the two circuit breakers is independent of each other and are almost the same The autoreclose...

Page 74: ...close requirement to the signals SPR F REQ TPR F REQ and MPR F REQ same as above The default setting for the follower CB autoreclose requirement is as follows Reclose requirement Default setting Remarks SPAR SPR F REQ CONSTANT_1 No condition TPAR TPR F REQ SYP ON Voltage and synchronism check MPAR MPR F REQ CONSTANT_1 No condition Others If the autoreclose start requirement is designed such as sta...

Page 75: ...IPA FT F F SPR F ST REQ 1830 Default CONSTANT 1 1 1 0 01 10s t 0 TSPR1 1 Multi phase trip ARC M MPAR2 MPAR3 No Link Multi phase trip ARC M MPAR2 MPAR3 0 01 10s t 0 TTPR2 TPR F2 ST REQ 1838 TPR F ST REQ 1831 Default ARC SET or CCB SET 1 1 0 01 100s t 0 TTPR1 LINK condition for MPAR is not satisfied Trip when ARC2 READY not operated Multi phase trip in SPAR ARC CCB TPAR ARC M MPAR2 MPAR3 0 01 10s t ...

Page 76: ... busbar breaker SYN1 and SYN2 are the synchronism check elements to check synchronization between the two sides of the busbar and center breakers respectively SYN OP is a voltage and synchronism check output SYN2 UVL2 OVL2 UVL1 OVL1 SYN1 UVB OVB VCHK LB2 LB1 DB SYN OFF TLBD1 0 01 1s TDBL1 0 01 1s 0 01 10s 0 01 1s 0 01 1s 0 01 10s 1 1 1 TSYN1 1 1 ONE L1 L2 01 02 ARC CB ARC SET 1 TLBD2 TDBL2 TSYN2 1...

Page 77: ...ollower breaker is reclosed with synchronism check only LB2 The leader breaker is reclosed under the live bus and dead line condition or with synchronism check and the follower breaker is reclosed under the dead bus and live line condition or with synchronism check DB Both breakers are reclosed under the dead bus and live line condition or with synchronism check SYN Both breakers are reclosed with...

Page 78: ... configurable switch UARCSW with three positions P1 P2 P3 to be programmed by using PLC function Any position can be selected If this switch is not used for the PLC setting it is invalid The setting example is shown in Appendix S 2 10 2 3 Setting The setting elements necessary for the autoreclose and their setting ranges are shown in the table below Element Range Step Default Remarks VT 1 20000 1 ...

Page 79: ...T T S T FT Control under NON LINK in MPAR VCHK OFF LB DB SYN LB Energizing direction VTPHSEL A B C A Phase of reference voltage VT RATE PH G PH PH PH G VT rating 3PH VT BUS LINE LINE Location of three phase VTs UARCSW P1 P2 P3 P1 User ARC switch for PLC If this switch is not used for PLC setting it is invalid VT is VT ratio setting of distance protection and VTs1 is VT ratio setting of a reference...

Page 80: ...closing is performed for all evolving faults As the setting for the TEVLV is made shorter the possibility of three phase reclosing for an evolving fault becomes smaller and that of three phase final tripping becomes larger For the two breaker autoreclose the following additional settings are required Element Range Step Default Remarks VTs2 1 20000 1 2000 VT ratio for voltage and synchronism checkS...

Page 81: ...ker autoreclose or a reclosing signal for the busbar breaker in a two breaker autoreclose scheme ARC2 is the reclosing signal for the center breaker of the two breaker autoreclose scheme The assignment of these reclosing signals to the output relays can be configured which is done using the setting menu For details see Section 3 2 2 For the default setting see Appendix D ...

Page 82: ...ty to low level faults Characteristic B is expressed by the following equation Id Ir 2 DIFI2 where DIFI2 is a setting and its physical meaning is described later This characteristic has stronger restraint and prevents the element from operating falsely in response to the erroneous differential current which is caused by saturation or transient errors of the CT during an external fault If the CT sa...

Page 83: ...f the outflowing fault current see Sections 2 2 10 and 2 2 12 2 11 2 Zero phase Current Differential Element DIFG The DIF element is not too insensitive to detect a high impedance earth fault but to detect such faults under a heavy load current the GRL100 is provided with a protection using a residual current Figure 2 11 2 1 represents the percentage restraining characteristic of the residual curr...

Page 84: ...time inverse characteristic and three inverse time characteristics in conformity with IEC 60255 3 One of these characteristics can be selected 1 0 1 0 5 1 5 10 50 TD 1 100 Standard Inverse Very Inverse Extremely Invease 5 10 20 30 200 0 2 2 20 Long time Inverse 2 Current I Multiple of setting s Figure 2 11 3 1 IDMT Characteristics These characteristics are expressed by the following equations Long...

Page 85: ... 2 11 5 Out of Step Element OST The OST element detects the out of step by checking that the voltage phasor VB of the remote terminal transits from the second quadrant α zone to the third quadrant β zone or vice versa when the voltage phasor VA of the local terminal is taken as a reference Figure 2 11 5 1 Out of Step Element VB is further required to stay at each quadrant for a set time 1 5 cycles...

Page 86: ... the overvoltage detector checks that it is live Figure 2 11 6 1 shows the characteristics of the synchronism check element used for the autoreclose if the line and busbar are live The synchronism check element operates if both the voltage difference and phase angle difference are within their setting values Figure 2 11 6 1 Synchronism Check Element The voltage difference is checked by the followi...

Page 87: ...ent with high sensitivity The operation decision is made according to the following equation IM IN Is where IM present current IN current one cycle before Is fixed setting 10 of rated current Figure 2 11 7 3 Current Change Detection 2 11 8 Level Detectors The following level detecting elements operate by comparing the current amplitude with the relevant setting Definite time overcurrent element OC...

Page 88: ...own in Table 2 11 9 1 as a ratio to the rated current In Figure 2 11 9 1 shows the characteristics of the OCMF element Table 2 11 9 1 Level Detector Settings Detector Operate Reset LD1 0 10 In 0 08 In LD2 0 16 0 13 LD3 0 26 0 21 LD4 0 41 0 33 LD5 0 66 0 53 LD6 1 05 0 84 LD7 1 68 1 34 L1 L2 I 0 L7 L6 L5 L4 L3 D O P U 0 8 Figure 2 11 9 1 OCMF Element Figure 2 11 9 2 shows the OCMF output logic The O...

Page 89: ...t to the running voltage The following are the level detectors and the operation decision is made by comparing the current or voltage amplitude with the relevant setting Earth fault overcurrent element EFF The EFF measures the residual current and its detecting level is fixed at 10 of the rated current Undervoltage element UVSF and UVGF The UVSF measures a phase to phase voltage while the UVGF mea...

Page 90: ... not influence the synchronized sampling provided the sending and receiving channels take the same route If the routes are separate the transmission delay difference time must be set see Section 2 2 7 When the route is switched in A or B mode application the synchronized sampling recovers within 4s in case of a two terminal line and 6s in case of a three terminal line after the switching The diffe...

Page 91: ... communication failure due to overloading of the receive When testing in loop back mode for instance the sending terminal should be connected to the receiving terminal via an optical attenuator with 10 dB or more attenuation Even if the sending terminal is directly connected to the receiving terminal the optical transceiver will not be damaged but communication failures may occur Fibre Coupled Pow...

Page 92: ... optical interface The electrical interface supports CCITT G703 1 2 1 G703 1 2 2 and 1 2 3 X 21 RS530 or RS422 Twisted pair cable with shield 60m is used for connecting the relay and multiplexer In the optical interface optical fibers of graded index multi mode 50 125μm or 62 5 125μm type are used and an optical to electrical converter is provided at the end of the multiplexer The electrical inter...

Page 93: ...ical Interface in accordance with CCITT G703 Terminal B Terminal A GRL100 GRL100 M U X M U X TX1 RX1 CK1 Shield ground 12 25 11 24 10 23 9 22 8 21 7 20 13 TX1 RX1 CK1 Shield ground M U X M U X TX2 RX2 CK2 6 19 5 18 4 17 3 16 2 15 1 14 TX2 RX2 CK2 d Link via Multiplexer for Dual communication Electrical Interface in accordance with CCITT G703 P N P N P N P N P N P N P N P N P N P N P N P N P N P N ...

Page 94: ...inal Application continued In case of three terminal applications signal terminals CH1 TX1 RX1 and CK1 which have the same function as CH2 TX2 RX2 and CK2 are added Figure 2 12 3 2 shows the communication circuit arrangement for three terminal applications Note that the CH1 signal terminals TX1 RX1 and CK1 of one terminal are interlinked with the CH2 signal terminals TX2 RX2 and CK2 of another ter...

Page 95: ...ted to each other Figure 2 12 3 3 Dual Communication Mode 2 12 4 Telecommunication Channel Monitoring If a failure occurs or noise causes a disturbance in the telecommunication channel this may interrupt the data transmission or generate erroneous data thus causing the relay to operate incorrectly The GRL100 detects data failures by performing a cyclic redundancy check and a fixed bit check on the...

Page 96: ...ortional error The latter is proportional to the current differential protection setting DIFI1 and inversely proportional to the differential current Id Thus the lower the differential setting or the larger the fault current the smaller the error is In the case of a two terminal application the nominal measurement error is within 1km when the line length is shorter than 100km and 1 when it is long...

Page 97: ...nal A to fault point as a ratio to line length Vf voltage at fault point Z line impedance The distance χ is given by Equation 3 by eliminating Vf χ VA VB ZIB Z IA IB 3 As IA IB is equal to differential current Id χ is calculated with the differential current obtained in the differential protection as follows χ VA VB ZIB ZId 4 The distance calculation principle mentioned above can be applied to thr...

Page 98: ...the junction If the result does not match the input line data then χ JB is calculated using Equation 6 assuming that the fault is between the junction and terminal B If the result does not match the input line data the calculation is repeated using Equation 7 assuming that the fault is between the junction and terminal C Calculation Method In the GRL100 calculation the sequence quantities of volta...

Page 99: ...e sampled between 15 cycles before and 5 cycles after the current differential elements operate 2 13 4 Fault Location Display The measurement result is stored in the Fault record and displayed on the LCD of the relay front panel or on the local or remote PC For displaying on the LCD see Section 4 2 3 1 In the two terminal line the location is displayed as a distance km and a percentage of the line...

Page 100: ...cc 1Rab 0 01 Ω 1Rbc 0 1 Ω 1Rca 1Xaa 2 10 Ω 1Xbb 10 5 Ω 1Xcc 1Xab 0 10 Ω 1Xbc 0 5 Ω 1Xca 1Line 0 0 399 9 km 0 1 km 50 0 km Line length Ohmic values shown in the parentheseis are is in the case of 1A rating Three terminal application When setting the line impedance the three terminal line is divided into three sections The first section is from the local terminal to the junction the second is from t...

Page 101: ...1 Ω 1Xcc 1Rab 2 10 Ω 1Xab 10 5 Ω 1Rbc 1Xbc 0 10 Ω 1Rca 0 5 Ω 1Xca 1Line 0 0 399 9 km 0 1 km 50 0 km Line length from local terminal to junction Section 2 2R1 0 00 199 99 Ω 0 0 999 9 Ω 0 10 Ω 0 1 Ω 0 20 Ω 1 0 Ω 2X1 0 00 199 99 Ω 0 0 999 9 Ω 0 10 Ω 0 1 Ω 2 00 Ω 10 0 Ω 2Line 0 0 399 9 km 0 1 km 50 0 km Line length from local terminal to junction or 2Raa 0 00 199 99 Ω 0 10 Ω 0 21 Ω 2Xaa 0 0 999 9 Ω 0 ...

Page 102: ...m 0 1 km 50 0 km Line length from junction to remote terminal 2 or 3Raa 0 00 199 99 Ω 0 10 Ω 0 21 Ω 3Xaa 0 0 999 9 Ω 0 1 Ω 1 1 Ω 3Rbb 3Xbb 0 01 Ω 3Rcc 0 1 Ω 3Xcc 3Rab 2 10 Ω 3Xab 10 5 Ω 3Rbc 3Xbc 0 10 Ω 3Rca 0 5 Ω 3Xca 3Line 0 0 399 9 km 0 1 km 50 0 km Line length from junction to remote terminal 2 Ohmic values shown in parentheses are in the case of 1A rating ...

Page 103: ... 1 1 5 The front view shows the equipment without the human machine interface module The GRL100 consists of the following hardware modules The human machine interface module is provided with the front panel Transformer module VCT Signal processing and communication module SPM Binary input and output module 2 IO2 Human machine interface module HMI The following hardware modules are added depending ...

Page 104: ... 103 6 F 2 S 0 8 3 5 Figure 3 1 1 1 Hardware Structure Model 101 111 Figure 3 1 1 2 Hardware Structure Model 102 112 Front view without front panel SPM IO 1 IO 2 VCT SPM IO 1 IO 2 IO 3 VCT ...

Page 105: ...O4 6 IO 1 IO 2 IO 3 VCT SPM IO 3 IO 4 SPM IO 2 VCT IO 1 Note IO 1 is IO1 module for models 202 212 302 and 311 and is IO8 module for models 206 and 216 IO 2 IO 3 and IO 4 are IO2 IO5 and IO4 module respectively Note IO 1 is IO1 module for models 201 211 301 and 311 and is IO8 module for models 204 and 214 IO 2 and IO 3 are IO2 module and IO6 module respectively ...

Page 106: ...02 212 204 214 206 216 301 311 302 312 401 411 501 511 503 513 VCT SPM IO1 IO2 IO3 IO4 IO5 IO6 IO8 HMI FD Note The VCT and SPM modules are not interchangeable among different models The hardware block diagrams of the GRL100 using these modules are shown in Figure 3 1 1 6 to Figure 3 1 1 8 5 5 IO 3 IO 4 SPM IO 2 VCT IO 1 Note IO 1 IO 2 IO 3 and IO 4 are IO1 IO2 IO5 and FD module respectively ...

Page 107: ...ut 15 Binary output High speed 6 Binary I O Module IO 2 Binary output 14 RS485 Transceiver Photocoupler 3 Human Machine Interface HMI Liquid crystal display 40characters 4lines LEDs Monitoring jacks Operation keys RS232C I F Local PC Trip command Telecommunication system MPU2 Binary input Photocoupler Auxiliary relay Auxiliary relay Auxiliary relay MPU1 Remote PC Fibre opt I F or Ethernet LAN I F ...

Page 108: ...Interface HMI Liquid crystal display 40characters 4lines LEDs Monitoring jacks Operation keys RS232C I F Local PC Trip command or VT 5 VT 4 Binary I O Module IO 3 Binary input 10 Binary I O Module IO 3 Binary input 7 Binary output 10 Binary output 6 Telecommunication system MPU2 Auxiliary relay Photocoupler Auxiliary relay Auxiliary relay Auxiliary relay Photocoupler Photocoupler Photocoupler MPU1...

Page 109: ...0characters 4lines LEDs Monitoring jacks Operation keys RS232C I F Local PC Binary I O Module IO 2 Binary output 14 RS485 Transceiver Binary input 3 Remote PC Trip command DC supply Fault Detector Module IO 4 Filter A D CPU Binary output High speed 2 Binary output 8 Trip command or VT 5 Binary input 10 Telecommunication system MPU2 Photocoupler Photocoupler Photocoupler Auxiliary relay Auxiliary r...

Page 110: ...rmer module and an additional 4 or 5 auxiliary VTs depending on the relay model The reference between the relay model and number of AC input signals is given in Table 3 2 1 1 Vref1 and Vref2 are the busbar or line voltages necessary for the voltage and synchronism check for the autoreclose The transformer module is also provided with an IRIG B port This port collects the serial IRIG B format data ...

Page 111: ... at 50Hz and 2880Hz at 60Hz The MPU1 carries out operations for the measuring elements and scheme logic operations for protection recording displaying and signal transmission control It implements 60 MIPS and uses two RISC Reduced Instruction Set Computer type 32 bit microprocessors The telecommunication control circuit consists of MPU2 executing control processing of local and received data memor...

Page 112: ...1 4 2 the IO8 module incorporates a DC DC converter 12 photo coupler circuits BI for binary input signals and 3 auxiliary relays TP dedicated to the circuit breaker tripping command The 12 binary inputs have dedicated positive and negative inputs suitable for double pole switching The input voltage rating of the DC DC converter is 24V 48V 110V 125V or 220V 250V The normal range of input voltage is...

Page 113: ...12 6 F 2 S 0 8 3 5 Auxiliary relay high speed BI BI DC DC converter FG BI BI BI Photo coupler IO8 module Tripping command Binary input signals TP TP TP Line filter 3 12 Figure 3 1 4 2 IO8 Module DC supply ...

Page 114: ...re or abnormality in the DC circuit is detected Each BO has one normally open contact BO13 is a high speed operation type The RS485 is used for the link with communication system such as RSM Relay Setting and Monitoring or IEC60870 5 103 etc The external signal is isolated from the relay internal signal Auxiliary relay RS 485 IO2 module BI BI BI Binary output signals Binary input signals Photo cou...

Page 115: ... binary outputs The IO4 module incorporates 14 auxiliary relays BO for binary outputs and 3 photo coupler circuits BI All auxiliary relays each have one normally open contact Auxiliary relay BO BO BO BO Binary output signals 10 Figure 3 1 4 4 IO3 Module Auxiliary relay BO BO BO BO Binary output signals 14 BI BI BI Binary input signals 3 Photo coupler Figure 3 1 4 5 IO4 Module ...

Page 116: ...nary outputs The IO6 module incorporates 7 photo coupler circuits BI for binary inputs and 6 auxiliary relays BO for binary outputs All auxiliary relays each have one normally open contact Auxiliary relay BO BO BO BO Photo coupler Binary output signals BI BI BI BI Binary input signals 10 10 Figure 3 1 4 6 IO5 Module Auxiliary relay BO BO BO BO Photo coupler Binary output signals BI BI BI BI Binary...

Page 117: ...4 are user configurable Each is driven via a logic gate which can be programmed for OR gate or AND gate operation Further each LED has a programmable reset characteristic settable for instantaneous drop off or for latching operation For the setting see Section 4 2 6 10 For the operation see Section 4 2 1 The model 100 200 and 300 series provide the scheme switch AOLED which controls whether the TR...

Page 118: ...117 6 F 2 S 0 8 3 5 LINE DIFFERENTIAL PROTECTION GRL100 Operation keys Light emitting diode 100 110 115 120V Liquid crystal display Monitoring jack RS232C connector 201B 31 10 Figure 3 1 5 1 Front Panel ...

Page 119: ...rent Ia Ib Ic 3I0 inputs The analog filter carries out low pass filtering for the corresponding current and voltage signals The A D converter has a resolution of 12 bits and samples input signals at sampling frequencies of 2400Hz at 50Hz and 2880Hz at 60Hz The MPU implements 60 MIPS and uses a RISC Reduced Instruction Set Computer type 32 bit microprocessor Once the fault detector measuring elemen...

Page 120: ...ine should be input to terminals 15 and 16 and terminals 17 and 18 for models 301 311 302 312 501 and 511 and Terminal 25 26 and 27 28 for models 503 and 513 respectively For the busbar and line voltages see Figure 2 10 2 7 Table 3 2 1 1 AC Input Signals Terminal No GRL100 101 102 111 112 GRL100 201 202 204 206 211 212 214 216 401 411 GRL100 301 302 311 312 501 511 GRL100 503 513 1 2 3 4 5 6 7 8 9...

Page 121: ...tting of the binary input is shown in Table 3 2 1 2 Table 3 2 1 2 Binary Input Signals for Models 1 1 2 1 2 2 3 1 3 2 4 1 5 1 and 5 3 Setting Signal No Signal Name Norm or Inv IO 1 BI1 CB1 AUXILIARY CONTACT A Ph 1536 CB1_CONT A BI2 CB1 AUXILIARY CONTACT B Ph 1537 CB1_CONT B BI3 CB1 AUXILIARY CONTACT C Ph 1538 CB1_CONT C BI4 CB2 AUXILIARY CONTACT A Ph 1539 CB2_CONT A BI5 CB2 AUXILIARY CONTACT B Ph ...

Page 122: ... 85S1 IO 2 BI16 EXTERNAL TRIP A Ph 1552 1556 EXT_TRIP A EXT_CBFIN A BI17 EXTERNAL TRIP B Ph 1553 1557 EXT_TRIP B EXT_CBFIN B BI18 EXTERNAL TRIP C Ph 1554 1558 EXT_TRIP C EXT_CBFIN C IO 3 BI19 Spare BI20 Spare BI21 Spare BI22 CB1 AUTORECLISNG READY 1571 CB1_READY BI23 CB2 AUTORECLISNG READY 1572 CB2_READY BI24 AUTORECLOSING BLOCK COMMAND 1573 ARC_RESET BI25 Spare BI26 Spare BI27 Spare BI28 Spare IO...

Page 123: ...The relay failure contact closes the contact when a relay defect or abnormality in the DC power supply circuit is detected Figure 3 2 2 1 Configurable Output 3 2 3 PLC Programmable Logic Controller Function GRL100 is provided with a PLC function allowing user configurable sequence logics on binary signals The sequence logics with timers flip flops AND OR XOR NOT logics etc can be produced by using...

Page 124: ...e monitoring The AC voltage and current inputs are monitored to check that the following equations are satisfied and the health of the AC input circuits is checked Zero sequence voltage monitoring Va Vb Vc 3 6 35 V Negative sequence voltage monitoring Va a2 Vb aVc 3 6 35 V where a Phase shifter of 120 Zero sequence current monitoring Ia Ib Ic 3Io 3 0 1 Max Ia Ib Ic k0 where 3Io Residual current Ma...

Page 125: ...C voltage is within the prescribed range If a failure is detected the relay trip is blocked and the alarm is issued Furthermore DC supply is monitored by using the binary input signal in the current differential protection If the binary input signal is OFF DC supply OFF or Failure the ready condition of the differential protection is OFF and both local and remote relays are blocked Refer to Table ...

Page 126: ...T NA No block the DIF trip BLK Block the DIF trip Detection logic Figure 3 3 4 1 shows the CTF detection logic CTFID CTFUV CTFUVD CTFOVG 1 1 CTF detection 391 CTFOVG 392 CTFUVD A 393 CTFUVD B 394 CTFUVD C 381 CTFID A 382 CTFID B 383 CTFID C 388 CTFUV A 389 CTFUV B 390 CTFUV C 1 CTF detection CTFID CFID Differential current element for CTF CTFUVD CFDV Undervoltage change element for CTF CTFUV CFUV ...

Page 127: ...levels are monitored and error messages TX1 level err of CH1 or TX2 level err of CH2 for sending signal and RX1 level err of CH1 or RX2 level err of CH2 for receiving signal are output when the levels fall below the minimum allowed In the communication setup in which the GRL100 receives the clock signal from the multiplexer an error message CLK1 fail of CH1 or CLK2 fail of CH2 is output when the s...

Page 128: ...of the failure may not function normally A DC supply failure disables the LCD display and event recording of the failure as well For details of discrimination of the two failures mentioned above see Section 6 7 2 Table 3 3 10 1 Supervision Items and Alarms Supervision Item LCD message LED IN SERVICE LED ALARM External alarm Event record message AC input imbalance monitoring Vo V2 Io 1 on off 2 on ...

Page 129: ...ing the scheme switch SVCNT CTSV or IDSV setting can be used to determine if both tripping is blocked and an alarm is output or if only an alarm is output The CT circuit current monitoring and the differential current monitoring can be disabled by the CTSV and IDSV respectively 3 3 12 Setting The setting elements necessary for the automatic supervision and their setting ranges are shown in the tab...

Page 130: ...leted and the record of the latest fault is then stored Date and time of fault occurrence The time resolution is 1 ms using the relay internal clock To be precise this is the time at which a tripping command has been output Fault phase The faulted phase is indicated by DIF OC or OCI operating phase Tripping phase This is the phase to which a tripping command is output Tripping mode This shows the ...

Page 131: ...he voltage is small or no voltage is input as a reference phase angle 3 4 2 Event Recording The events shown are recorded with a 1 ms resolution time tag when the status changes The user can set the maximum 128 recording items and their status change mode The event recording is initiated by a binary input signal The event items can be assigned to a signal number in the signal list The status chang...

Page 132: ...nd the default setting is 1 0s The number of records stored depends on the post fault recording time and the relay model The typical number of records stored in 50Hz and 60Hz power system is shown in Table 3 4 3 1 Note If the recording time setting is changed the records stored so far are deleted Table 3 4 3 1 Post Fault Recording Time and Number of Disturbance Records Stored Recording time 0 1s 0...

Page 133: ...Range Step Default Remarks TRIP ON OFF ON Start by tripping command OCP S ON OFF ON Start by OCP S operation OCP G ON OFF ON Start by OCP G operation UVP S ON OFF ON Start by UVP S operation UVP G ON OFF ON Start by UVP G operation ...

Page 134: ...rential current Ida Idb Idc Magnitude of residual differential current Id0 Percentage of thermal capacity THM Pickup current of segregated phase current differential element Ipua Ipub Ipuc Restraining current of segregated phase current differential element Ira Irb Irc Telecommunication delay time 1 at the remote terminal 1 Telecommunication delay time 2 at the remote terminal 2 Active power and r...

Page 135: ...l display the digest screen and pressing any key other than VIEW and RESET will display the menu screen These screens are turned off by pressing the RESET key or END key If any display is left for 5 minutes or longer without operation the back light will go off LED There are 8 LED displays The signal labels and LED colors are defined as follows Label Color Remarks IN SERVICE Green Lit when the rel...

Page 136: ... to store or establish entries VIEW and RESET keys Pressing the VIEW key displays digest screens such as Metering Latest fault and Auto supervision Pressing the RESET key turns off the display Monitoring jacks The two monitoring jacks A and B and their respective LEDs can be used when the test mode is selected on the LCD screen By selecting the signal to be observed from the Signal List and settin...

Page 137: ...COM1 or OP1 can be used for the relay setting and monitoring RSM system or IEC60870 5 103 communication while the other port COM2 or OP2 is used for IEC60870 5 103 communication only Screw terminal for RS485 ST connector for fibre optic or RJ45 connector for Ethernet LAN 10Base T is provided on the back of the relay as shown in Figure 4 1 2 1 RS232 10BASE FL and 100BASE FX can be provided IRIG B p...

Page 138: ...s of Communication Port 20 pin terminal block 36 pin terminal block IRIG BNC connector RS485 connection terminal RS485 connection terminal IRIG BNC connector ST LC type connector or D sub connector for Telecommunication RJ45 connector option ST LC type connector or D sub connector for Telecommunication RJ45 connector option ST connector for serial communication option ...

Page 139: ...mote terminal 1 and remote terminal 2 M e t e r i n g 1 6 O c t 1 9 9 7 1 8 1 3 3 4 0 0 1 1 M W 2 5 5 1 M r a v 6 0 1 H z Note In the case of model 100s this screen is not displayed When the GRL100 is operating normally the green IN SERVICE LED is lit and the LCD is off Press the VIEW key when the LCD is off to display the digest screens Metering1 Metering2 Metering3 Latest fault and Auto supervis...

Page 140: ...ighting status Operation TRIP LED Configurable LED LED1 LED4 Step 1 Press the RESET key more than 3s on the Latest fault screen continue to lit turn off Step 2 Then press the RESET key in short period on the Latest fault screen turn off When any of the menu screens is displayed the VIEW and RESET keys do not function To return from menu screen to the digest Latest fault screen do the following Ret...

Page 141: ...arm press the RESET key more than 3s until all LEDs reset except IN SERVICE LED 2 When configurable LED is still lit by pressing RESET key in short period press RESET key again to reset remained LED in the above manner 3 LED1 through LED4 will remain lit in case the assigned signals are still active state While any of the menu screens is displayed the VIEW and RESET keys do not function To return ...

Page 142: ... Event record Disturbance record Autoreclose count Status Metering Binary I O Relay element Time sync source Clock adjustment Terminal condition Setting view Version Description Communication Record Status Protection Binary input Binary output LED Setting change Password Description Communication Record Status Protection Binary input Binary output LED Test Switch Binary output Timer Logic circuit ...

Page 143: ...est menu is used to set testing switches to test the trip circuit to forcibly operate binary output relays to measure variable timer time to observe the binary signals in the logic circuit and to set the synchronized trigger signal for end to end dynamic test The Test menu also has password security protection When the LCD is off press any key other than the VIEW and RESET keys to display the top ...

Page 144: ...ower screen 4 2 3 Displaying Records The sub menu of Record is used to display fault records event records disturbance records and autoreclose counts 4 2 3 1 Displaying Fault Records To display fault records do the following Open the top MENU screen by pressing any keys other than the VIEW and RESET keys Select 1 Record to display the Record sub menu R e c o 1 r e c o r d 3 D i s t u r b a n c e n...

Page 145: ...Ｖ１２ｋＶＶ１１ｋＶＶ１２ｋＶＩａ１ｋＡｌａ２ｋＡＩｂ１ｋＡｌｂ２ｋＡＩｃ１ｋＡｌｃ２ｋＡｌｄ０ｋＡｌｄｃｋＡｌｄｂｋＡｌｄａｋＡＩ０１ｋＡｌ０２ｋＡｋｍＪｕｎｃｔｉｏｎＲｅｍｏｔｅ１ＯＢＮＣＣＦＴＨＭ Date and Time Fault phase Tripping mode Fault location Power system quantities Relevant events Tripping phase Note I 1 and I 2 are phase currents of remote terminal 1 and remote terminal 2 V11 and V12 are symmetrical component voltages of remote terminal 1 and r...

Page 146: ... e c o r i s l D p 2 C l e a r v e t E n d Select 1 Display to display the events with date and time from the top in new to old sequence 3 E v e n t r e c o r d 3 2 1 2 3 O c t 1 9 9 7 1 8 1 8 5 8 2 5 5 D S O O n 2 3 O c t 1 9 9 7 1 8 1 3 5 8 0 2 8 D S f f 1 6 A u g 1 9 9 7 6 1 3 5 7 7 7 3 C o m 1 f f O l i a f The lines which are not displayed in the window can be displayed by pressing the and ke...

Page 147: ...0 3 1 2 2 0 S e p 1 9 9 7 1 5 2 9 2 2 4 6 3 3 0 4 J u l 1 9 9 7 1 1 5 4 5 3 9 7 7 The lines which are not displayed in the window can be displayed by pressing the and keys To clear all the disturbance records do the following Open the Record sub menu Select 3 Disturbance record to display the Disturbance record screen Select 2 Clear to display the following confirmation screen 2 D i s t u r b a n ...

Page 148: ... a o e c l o s e R e s e t Select 1 CB1 or 2 CB2 for model 300s and 500s to display the confirmation screen 3 c o u n t u t r a o e c l o s e R e s e t R e s e t c o u n t s E N T E R Y e s C A N C E L N o Press the ENTER key to reset the count to zero and return to the previous screen 4 2 4 Displaying the Status From the sub menu of Status the following statuses can be displayed on the LCD Meteri...

Page 149: ...erminal 1 and remote terminal 2 V11 and V12 are symmetrical component voltages of remote terminal 1 and remote terminal 2 In the case of two terminal line application I 2 and V12 are not displayed Id Ir and Ipu are differential current restraining current and pickup current respectively Ipu DIFI1 when Id Ir When input electrical quantities at the local terminal are 0 electrical quantities at the r...

Page 150: ...w the binary input status BI1 to BI18 correspond to each binary input signal For details of the binary input signals see Appendix G The status is expressed with logical level 1 or 0 at the photo coupler output circuit The module names of IO 1 to IO 4 in the table depend on the model Refer to Appendix G Lines 5 to 12 show the binary output status TPA1 to TPC2 of line 5 correspond to the tripping co...

Page 151: ...level 1 or 0 Status 1 means the element is in operation To display all the lines on the LCD press the and keys 4 2 4 4 Displaying the Status of the Time Synchronization Source The internal clock of the GRL100 can be synchronized with external clocks such as the IRIG B time standard signal clock or RSM relay setting and monitoring system clock or by an IEC60870 5 103 control system or GPS To displa...

Page 152: ...revious screen If a date which does not exist in the calendar is set and END key is pressed Error Incorrect date is displayed on the top line and the adjustment is discarded Adjust again 4 2 4 6 Displaying the Terminal Condition Terminal condition is displayed when the scheme switch OTD is ON and the out of service logic is used To display the terminal condition on the LCD do the following Select ...

Page 153: ...p u Press 1 Version on the Setting view screen to display the Relay version screen 2 R e l a y n v e r s i o S e r i a l N o M a i n s o f t w a r e P L C d a t a R e l a y t y p e F D s o f t w a r e s o f t w a r e C O M 7 3 I E C 1 0 3 d a t a 4 2 5 2 Settings The Description Comm Record Status Protection Binary input Binary output and LED screens display the current settings input using the Se...

Page 154: ...r i p 2 B O W 1 D I F 0 0 O f f 1 O n h 2 O C D 3 B o t F S D I F G 0 0 O f f 1 O n F S I D S V 0 0 O f f A L M 1 L B K 3 A M L O C B 1 0 O f f 1 O n T T O C B 1 0 O f f 1 O n I M O C I 1 1 L o n 2 S t g d 3 V e r y 4 E x t E F B 1 0 O f f 1 O n T A L E F B 1 0 O f f 1 O n T T E F I 1 0 O f f 1 O n B T B F E 1 0 O f f 1 O n X T H M 0 0 O f f 1 O n T L T H M 0 0 O f f 1 O n A T T S 0 0 O f f 1 T r ...

Page 155: ...n t N o 4 S e l e c t N o S P A R T P R A 6 M P A R 3 8 E X T 3 P 9 E X T M P Enter a number to the right of Select No Numbers other than those displayed cannot be entered Press the ENTER key to confirm the entry and the entered number blinks After completing the setting on the screen press the END key to return to the upper screen To correct the entered number do the following If it is before pre...

Page 156: ...ress the CANCEL key to clear the entry After completing the setting on the screen press the END key to return to the upper screen To correct the entered numerical value do the followings If it is before pressing the ENTER key press the CANCEL key and enter the new numerical value If it is after pressing the ENTER key move the cursor to the correct line by pressing the and keys and enter the new nu...

Page 157: ...onfirmation screen shown below is displayed The confirmation screen is displayed just before returning to the Setting change sub menu 2 C h a n g e s e t t i n g s E N T E R Y e s C A N C E L N o When the screen is displayed press the ENTER key to start operation using the new settings or press the CANCEL key to correct or cancel entries In the latter case the screen turns back to the setting scre...

Page 158: ...er the password has been set the password must be entered in order to enter the setting change or test screen If 4 Setting change or 5 Test is entered on the top MENU screen the password trap screen Password is displayed If the password is not entered correctly it is not possible to move to the Setting change sub menu screens P a s s w o r d I n p u t p a s s w o r d Canceling or changing the pass...

Page 159: ... F G H I J K L M N O P Q R S T U V W X Y Z a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9 i n Enter the text string The plant name and special items entered are viewed with the Setting view sub menu and attached to disturbance records when they are displayed on a local or a remote PC 4 2 6 4 Communication If the relay is linked with RSM relay setting and monitoring system ...

Page 160: ...ION Do not overlap the number in a network Press 2 Switch on the Communication screen to select the protocol and the RS232C transmission speed baud rate etc of the RSM or IEC60870 5 103 3 S w i t c h 1 4 P R T C 1 H D L C C 2 I E 0 1 3 1 L 2 2 3 2 C 1 9 6 2 1 9 2 3 3 8 4 4 6 5 7 4 I E C B 1 9 6 2 1 9 2 R 2 I E C B 1 N o r a l 2 B c o k e d K L l m 1 Select the number corresponding to the system an...

Page 161: ...r 1 _ 1 1 3 0 O f f a u t F l 1 O n l o c a t o a u t F l Enter 1 On to record the fault location Enter 0 Off not to record the fault location Press the ENTER key Setting the event recording Press 2 Event record to display the Event record screen E V 4 0 3 0 7 1 1 E V 3 0 3 0 7 1 1 E V 2 0 3 0 7 1 1 E V 1 0 3 0 7 1 0 3 E v e n t r e c o r d 1 1 2 9 B I T R N 0 1 2 8 1 2 8 _ E V 1 2 8 0 3 0 7 1 3 0...

Page 162: ...rbance record screen to display the Scheme switch screen 4 S c h e m e s w i t c 1 5 T R I P G 0 f O f 1 1 O C P S O n 1 0 O f f 1 O n O C P 1 0 O f f 1 O n U V P 1 0 O f f 1 O n U V P 1 0 O f f 1 O n G S h Enter 1 to use as a starter Press 3 Binary signal on the Disturbance record screen to display the Binary signal screen S I G 4 0 3 0 7 1 4 S I G 3 0 3 0 7 1 3 S I G 2 0 3 0 7 1 2 ４ B i n a r y ...

Page 163: ... V I Setting the time synchronization The calendar clock can run locally or be synchronized with external IRIG B time standard signal RSM clock IEC60870 5 103 or GPS This is selected by setting as follows Press 2 Time synchronization to display the Time synchronization screen 3 T i m e s y n c h r o n i z a t i o n 1 1 S y n c 0 O f f 1 I R I G 2 R S M 3 I E C 4 G P S 1 Enter the selected number a...

Page 164: ...6 G r o u p 6 7 G r o u p 7 8 G r o u p 8 C u r r e n t N o S e l e c t N o Enter the selected number and press the ENTER key Changing the settings Almost all the setting items have default values that are set when the GRL100 was shipped For the default values see Appendix D and H To change the settings do the following Press 2 Change setting to display the Change setting screen 3 C h a n g e s e ...

Page 165: ...hronism check at the time of two breaker autoreclose Enter the CT ratio and press the ENTER key Press the END key to return the display to the Line parameter screen Press 3 Fault locator to display the Fault locator screen 6 F a u l t l o c a G r o u p 1 S e t t g i m p e d a 2 L i n e m o d e d a t a t o r i n n c e Press 1 Setting impedance mode to display the Setting impedance mode screen 7 S e...

Page 166: ...on from the junction to the remote terminal 2 to 3 Select 2 Phase impedances then the following Line data screen is displayed In case of two terminal lines enter the reactive and resistive component of the self impedances and mutual impedances of the line to the items expressed as 1X and 1R and line length to 1 Line Press the ENTER key for each entry In case of three terminal lines enter the data ...

Page 167: ... 2Rca 0 00 199 99 1 24 Ω 2Rab 0 00 199 99 1 24 Ω 3Line 0 0 399 9 20 5 km 3Xbb 0 00 199 99 8 35 Ω 3Xcc 0 00 199 99 7 75 Ω 3Xaa 0 00 199 99 8 70 Ω 3Xbc 0 00 199 99 3 01 Ω 3Xca 0 00 199 99 2 35 Ω 3Xab 0 00 199 99 3 40 Ω 3Rbb 0 00 199 99 0 85 Ω 3Rcc 0 00 199 99 0 88 Ω 3Raa 0 00 199 99 0 84 Ω 3Rbc 0 00 199 99 0 64 Ω 3Rca 0 00 199 99 0 62 Ω 3Rab 0 00 199 99 0 62 Ω Setting the telecommunication Press 2 T...

Page 168: ...ommunication element to display the Telecommunication element screen 6 1 7 P I T D 2 2 0 0 0 1 R Y 0 R Y I 1 D 0 0 0 0 µ 0 3 6 0 3 6 0 T e l e c o m m u n i c a t o i n e l e m e n t D D 0 s T S D 1 1 6 0 0 0 6 0 0 0 0 µ 0 V s R Y I 2 D 3 6 0 0 T C D T 1 1 0 0 0 0 u s 0 1 0 0 0 0 T C D T 2 1 0 0 0 0 u s 0 1 0 0 0 0 Enter the time delay setting values and the relay identity numbers address numbers ...

Page 169: ...s w i t c h 1 7 2 O S T 1 0 O f f 1 T r i p 2 B O T P M O D 1 P 3 H 2 1 E 1 P H 3 P M H T T S 0 0 O f f 1 T r i p 2 B O W 1 D I F 0 0 O f f 1 O n h 2 O C D 3 B o t F S D I F G 0 0 O f f 1 O n F S I D S V 0 0 O f f A L M 1 L B K 3 A M L O C B 1 0 O f f 1 O n T T O C B 1 0 O f f 1 O n I M O C I 1 1 L o n 2 S t g d 3 V e r y 4 E x t E F B 1 0 O f f 1 O n T A L E F B 1 0 O f f 1 O n T T E F I 1 0 O f ...

Page 170: ...r each element After setting all elements press the END key to return to the Trip screen Setting the autoreclose function To set the autoreclose mode scheme switches and autoreclose elements do the following Note Depending on the autoreclose mode and scheme switch setting some of the scheme switches and autoreclose elements are not used and so do not need to be set The autoreclose function setting...

Page 171: ...O n 0 M A N O L K 0 F T 2 1 T 0 S T U A R C S W 1 P 1 2 3 P 1 P 2 3 6 S c h e m e s w i t c h 1 1 1 Note The setting elements on the screen depend on the relay model Enter the number corresponding to the switch status to be set and press the ENTER key for each switch After setting all switches press the END key to return to the Autoreclose screen Setting the autoreclose elements Press 3 Autoreclos...

Page 172: ... Inv 1 BISW18 1 Norm 2 Inv 1 BISW17 1 Norm 2 Inv 1 BISW16 1 Norm 2 Inv 1 BISW15 1 Norm 2 Inv 1 BISW14 1 Norm 2 Inv 1 BISW13 1 Norm 2 Inv 1 BISW12 1 Norm 2 Inv 1 BISW11 1 Norm 2 Inv 1 BISW10 1 Norm 2 Inv 1 BISW 9 1 Norm 2 Inv 1 BISW 8 1 Norm 2 Inv 1 BISW 7 1 Norm 2 Inv 1 BISW 6 1 Norm 2 Inv 1 BISW 5 1 Norm 2 Inv 1 BISW 4 1 Norm 2 Inv 1 BISW36 1 Norm 2 Inv 1 BISW35 1 Norm 2 Inv 1 BISW34 1 Norm 2 Inv...

Page 173: ...utputs If any of the binary outputs are not to be used enter 0 for logic gates 1 to 6 when assigning signals Selecting the output relay Enter the output relay number and press the ENTER key to display the Setting screen 4 S e t t i n g B O o f 1 L o g i c g a t e t y p e d e l a y t i m e r 2 I n p u t t o l o g i c g a t e Setting the logic gate type and timer Press 1 to display the Logic gate ty...

Page 174: ...als listed in Appendix B can be assigned to each LED as follows Selection of LED Press 9 LED on the Setting change screen to display the LED screen 2 L E D S e l e c t L E 1 D 4 S e l e c t N o Enter the LED number and press the ENTER key to display the Setting screen 3 S e t t i n g L E D 1 1 L o g i c g a t e t y p e r e s e t 2 I n p u t t o l o g i c g a t e Setting the logic gate type and res...

Page 175: ...on See the section 4 2 6 2 4 2 7 1 Testing switches Press 5 Test on the top MENU screen to display the Test screen 1 T e s t 1 S w i t h c 2 B i n a r y o u t p u t 3 T i m e r 4 L o g i c c i r c u i t 5 S i m f a u l t 6 I n i t 2 B Press 1 Switch to display the switch screen Enter the number corresponding to the switch status to be set and press the ENTER key for each switch Press the END key t...

Page 176: ...lication when one terminal is out of service i e breaker and or disconnector are opened due to relay failures or communication failures and fault investigations When the remote terminal 1 or 2 is out of service set the switch Open 1 or Open 2 to 1 On at the in service terminals to remove the out of service remote terminal from protection The remote terminal 1 is a terminal to which the local commu...

Page 177: ...y send communication data COM4 COM5 SCOM1 SCOM2 S2COM1 to S2COM12 and S3COM1 to S3COM12 for testing If testing a desired communication data is set to ON and press the ENTER key Press the END key to return to the Test screen 4 2 7 2 Binary Output Relay It is possible to forcibly operate all binary output relays for checking connections with the external devices Forced operation can be performed on ...

Page 178: ...utput relays Release pressing the 1 key to reset the operation Caution In case of relay models with fault detector FD module BO also operates when IO 1 module BO is forcibly operated Press the CANCEL key to return to the upper screen 4 2 7 3 Timer The pick up or drop off delay time of the variable timer used in the scheme logic can be measured with monitoring jacks A and B Monitoring jacks A and B...

Page 179: ...to be observed at monitoring jack A and press the ENTER key Enter the other signal number to be observed at monitoring jack B and press the ENTER key After completing the setting the signals can be observed by the binary logic level at monitoring jacks A and B or by the LEDs above the jacks On screens other than the above screen observation with the monitoring jacks is disabled 4 2 7 5 Synchronize...

Page 180: ...elease pressing the 1 key to reset the operation Press the CANCEL key to return to the Test screen 4 2 7 6 Init 2B To change the synchronization mode to MODE 2B manually in GPS mode do the followings Press 6 Init 2B on the Test screen to display the Init 2B screen 2 I n i t i a t e B M O D E 2 K e e p p r e s s i n o t 1 g I n i t i a t e B M O D E 2 Keep pressing the 1 key for 1 second to initiat...

Page 181: ...ual PC INTERFACE RSM100 Figure 4 4 1 shows the typical configuration of the RSM system via a protocol converter G1PR2 The relays are connected through twisted pair cables and the maximum 256 relays can be connected since the G1PR2 can provide up to 8 ports The total length of twisted pair wires should not exceed 1200 m Relays are mutually connected using an RS485 port on the relay rear panel and c...

Page 182: ...ed through the optional fibre optical interface The relay connection is similar to Figure 4 4 1 The relay supports two baud rates 9 6kbps and 19 2kbps The data transfer from the relay can be blocked by the setting For the settings see the Section 4 2 6 4 4 6 Clock Function The clock function Calendar clock is used for time tagging for the following purposes Event records Disturbance records Fault ...

Page 183: ...cket and smaller bracket on the left and right side of the relay respectively and the two bars on the top and bottom of the relay How to mount the attachment kit see Appendix F Dimensions of the attachment kits EP 101 and EP 102 is also shown in Appendix F 5 3 Electrostatic Discharge CAUTION Do not take out any modules outside the relay case since electronic components on the modules are very sens...

Page 184: ...t the same potential as yourself Do not place modules in polystyrene trays It is strongly recommended that detailed investigations on electronic circuitry should be carried out in a Special Handling Area such as described in the IEC 60747 5 5 External Connections External connections are shown in Appendix G Electrical interface for telecommunication The connector should be handled as follows Inser...

Page 185: ...are as follows Instructions 1 Do not insert the connector obliquely 2 Tighten the connector when connecting 3 Do not pull the cable 4 Do not bend the cable 5 Do not bend the neck of the connector 6 Do not twist the cable 7 Do not kink in the cable 8 Do not put and drop on the cable 9 Do not bend the cable to mm or less in radius Length differs from characteristics of optical cable ...

Page 186: ...at there is no hardware defect Defects of hardware circuits other than the following can be detected by monitoring which circuits functions when the DC power is supplied User interfaces Binary input circuits and output circuits AC input circuits Function tests These tests are performed for the following functions that are fully software based Tests of the protection schemes and fault locator requi...

Page 187: ...ctric shock or malfunction 6 2 2 Cautions on Tests CAUTION While the power is on do not connect disconnect the flat cable on the front of the printed circuit board PCB While the power is on do not mount dismount the PCB Before turning on the power check the following Make sure the polarity and voltage of the power supply are correct Make sure the CT circuit is not open Make sure the VT circuit is ...

Page 188: ...lt settings see the following appendixes Appendix D Binary Output Default Setting List Appendix H Relay Setting Sheet Visual inspection After unpacking the product check for any damage to the relay case If there is any damage the internal module might also have been affected Contact the vendor Relay ratings Check that the items described on the nameplate on the front of the relay conform to the us...

Page 189: ... the LCD is off and check that black dots appear on the whole screen LED display Apply the rated DC voltage and check that the IN SERVICE LED is lit in green Press the RESET key for 1 second when the LCD is off and check that seven LEDs under the IN SERVICE LED and two LEDs for monitoring jacks A and B are lit in red VIEW and RESET keys Press the VIEW key when the LCD is off and check that the Met...

Page 190: ... u t p u t I n p u t I O 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 I n p u t I O 2 0 0 0 s t a t u s Apply the rated DC voltage to terminal A4 B4 A11 of terminal block TB4 and A14 B14 and A15 of terminal block TB3 Check that the status display corresponding to the input signal changes from 0 to 1 For details of the binary input status display see Section 4 2 4 2 Note Different models have different terminal...

Page 191: ...nding to each module to be operated Then the LCD displays the name of the module the name of the output relay the name of the terminal block and the terminal number to which the relay contact is connected Enter 1 and press the ENTER key After completing the entries press the END key Then the LCD displays the screen shown below If 1 is entered for all the output relays the following forcible operat...

Page 192: ...ource DC power supply 13 14 TB1 2 1 3 4 6 5 7 8 A16 A17 E TB4 Vc Vb Ia Ib Ic 3Io GRL100 Figure 6 4 4 1 Testing AC Input Circuit Check that the metering data is set to be expressed as secondary values Display value 2 on the Metering screen Setting view sub menu Status screen Metering screen If the setting is Primary Display value 1 change the setting in the Setting change sub menu Remember to reset...

Page 193: ...to each element output must be set on the Logic circuit screen of the Test sub menu 2 L o g 1 2 T e r m 0 0 7 1 1 T e r m 0 0 7 1 8 4 i c c i r c u i t A B 3 3 When a signal number is entered for the TermA line the signal is observed at monitoring jack A and when entered for the TermB line observed at monitoring jack B Note The voltage level at the monitoring jacks is 15V 3V for logic level 1 when...

Page 194: ...to end setup of each terminal relay The last item is tested only under an end to end setup of each terminal relay Operating current value Figure 6 5 1 1 shows the circuit to test the A phase element locally GRL100 Single phase current source A TB1 1 2 RX1 TX1 Ia Monitoring jack A 0V DC voltmeter TB4 A16 A17 E DC power supply RX2 TX2 CH1 CH2 Figure 6 5 1 1 Testing Phase Current Differential Element...

Page 195: ...ring jack A and press the ENTER key Apply a test current and change the magnitude of the current applied and measure the value at which the element operates Check that the measured value is within 7 of the setting DIFI1 Charging current compensation The charging current compensation function is checked by displaying the differential current on the LCD Figure 6 5 1 2 shows the test circuit Single p...

Page 196: ...entioned above with an error within 7 End to end test setup When the percentage restraint characteristic is checked an end to end setup using two relays is required Testing at laboratory If the relays can be collected and tested at a laboratory the end to end test is possible by directly connecting their communication ports Figure 6 5 1 3 a shows the testing circuit of the laboratory end to end te...

Page 197: ...toring jack A 0V 0V Ia A DC power supply TB1 TB4 1 2 A16 A17 E Relay C GRL100 Monitoring jack A 0V Ia TX1 RX1 TX1 RX1 TX2 RX2 TX1 RX1 TX2 RX2 TX2 RX2 CH1 CH2 CH1 CH2 CH1 CH2 Note In case of two terminal applications The relay C is not used Connect the dotted line Connect CH1 TX1 and CH1 RX1 of the relay A to CH1 RX1 and CH1 TX1 of the relay B Figure 6 5 1 3 a End to end Test Setup at Laboratory ...

Page 198: ...erminals is setup Figure 6 5 1 3 b shows the testing circuit of the on site end to end test In the on site test it is necessary to set the phase relationship between the test currents of each terminal The pulse signal PULSE generated from the synchronized sampling clock is used as a reference phase signal at each terminal because it is in phase between the terminals ...

Page 199: ...1 2 A16 A17 GRL100 PULSE Monitoring jack φ A 0V Ia A Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 Single phase current source TB1 DC voltmeter TB4 1 2 A16 A17 GRL100 PULSE Monitoring jack φ A 0V Ia A Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 CH1 CH2 CH1 CH2 CH1 CH2 Figure 6 5 1 3 b On site Setup for Testing Differential Element Press 4 Log...

Page 200: ...ith the reference voltage to simulate an infeed current and counter phase to simulate an outflow current Figure 6 5 1 4 Phase Adjustment Percentage restraint characteristics The percentage restraint characteristic is tested on the outflow current Iout and infeed current Iin plane as shown in Figure 6 5 1 5 by applying an infeed current to one relay and an outflow current to another relay Figure 6 ...

Page 201: ...e above by changing the magnitude of the infeed current Check that the measured value of the outflow current is within 7 of the theoretical values obtained using the equations mentioned above The infeed current is more than 0 5 In 6 5 1 2 Residual current differential element DIFG The residual current differential element is checked on the operating current and percentage restraining characteristi...

Page 202: ...itoring jack A 0V TX2 RX2 CH1 CH2 Figure 6 5 1 6 a Testing OC and EF Element Signal number Remarks OC A 65 EF 71 OC1 A 368 The testing procedures is as follows Press 4 Logic circuit on the Test sub menu screen to display the Logic circuit screen Enter a signal number to observe the OC or EF output at monitoring jack A and press the ENTER key Apply a test current and change the magnitude of the cur...

Page 203: ... MEFI on the Scheme switch screen Setting change sub menu Protection screen Trip screen Scheme switch screen The testing procedures is as follows Press 4 Logic circuit on the Test sub menu screen to display the Logic circuit screen Enter a signal number to observe the OCI or EFI output at monitoring jack A and press the ENTER key Apply a test current and measure the operating time The magnitude of...

Page 204: ...ing jack A as shown in Section 6 5 1 Apply a test current and measure the operating time The magnitude of the test current should be between 1 2 Is to 10 Is where Is is the current setting CAUTION After the setting of a test current apply the test current after checking that the THM has become 0 on the Metering screen Calculate the theoretical operating time using the characteristic equations show...

Page 205: ...voltmeter TB4 11 14 A16 A17 E GRL100 Monitoring jack A 0V RX1 TX1 Va V Single phase voltage source TB1 TB4 11 14 A16 A17 E GRL100 Monitoring jack A 0V 0V RX1 TX1 Va V DC power supply φ CH1 CH1 Figure 6 5 1 7 a Laboratory Setup for Testing Out of step Element ...

Page 206: ...phase voltage source TB1 DC voltmeter TB4 11 14 A16 A17 GRL100 Monitoring jack φ A 0V Va V Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 Single phase voltage source TB1 DC voltmeter TB4 11 14 A16 A17 GRL100 Monitoring jack φ A 0V Va V Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 CH1 CH2 CH1 CH2 CH1 CH2 Figure 6 5 1 7 b On site Setup for Testin...

Page 207: ... 1 6 Voltage and synchronism check elements The test circuit is shown in Figure 6 5 1 8 If scheme switch 3PH VT is set to Bus the three phase voltage simulates the busbar voltage and the single phase voltage simulates the line voltage If the switch is set to Line the opposite is true Three phase voltage source φ V TB1 12 11 Va Single phase voltage source DC voltmeter 13 14 15 18 16 17 A16 A17 E TB...

Page 208: ...een to display the Logic circuit screen Enter a signal number for the TermA line to be observed at monitoring jack A and press the ENTER key Apply a three phase rated voltage and a single phase rated voltage as shown in Figure 6 5 1 8 OVB and UVB Change the magnitude of the three phase voltage if the scheme switch 3PH VT is set to Bus or change the magnitude of the single phase voltage if it is se...

Page 209: ...ltage at which the element operates Check that the measured voltage is within 5 of the SY1UV setting Further lower Vr and measure the voltage at which the element resets Check that the measured voltage is within 5 of the SY1OV setting Phase angle check Set Va and Vr to any value between the SY1OV and SY1UV settings keeping Va in phase with Vr Then the SYN1 element operates Shift the angle of Vr aw...

Page 210: ...5 of the setting 0 8 in reset 6 5 1 8 Current Change Detection Element OCD The test circuit is shown in Figure 6 5 1 9 Single phase current source A TB1 DC voltmeter TB4 1 2 A16 A17 E GRL100 DC power supply Monitoring jack A 0V Figure 6 5 1 9 Testing Current Change Detection Element The output signal number of the OCD is as follows Measuring element Signal number OCD A 63 Operation must be verifie...

Page 211: ... timer is initiated and the following display appears The input and output signals of the timer can be observed at monitoring jacks A and B respectively The LEDs above monitoring jacks A or B are also lit if the input or output signal exists Check that the measured time is within 10 ms of the setting time 2 P r e s s E N D t o r e s e t C A N C E t o c a n c e l L P r e s s T i m e r O p e r a t i...

Page 212: ...r the current which is two times or larger than the minimum operating current DIFI1 or DIFGI Operating time is measured by the operating time of the tripping command output relay It will typically be 1 cycle Check that the indications and recordings are correct When a residual current is applied time delayed three phase tripping is performed Operating time will be 1 cycle plus setting of timer TDI...

Page 213: ...otection schemes The LCD display only shows the date and time when a disturbance is recorded Open the Disturbance records screen and check that the descriptions are correct Details can be displayed on the PC Check that the descriptions on the PC are correct For details on how to obtain disturbance records on the PC see the RSM100 Manual 6 5 5 Fault Locator As the fault locator requires local and r...

Page 214: ... the reference angle The sign of the power flow direction can be set positive for either power sending or power receiving The default setting is power sending Check that the phase rotation is correct Verify the phase relationship between the voltage and current with a known load current direction 6 6 2 Signaling Circuit Test This test is performed when a command protection using a signaling channe...

Page 215: ...module BO also operates when IO 1 module BO is forcibly operated Release pressing the 1 key to reset the operation Repeat the above for all the phases Reclosing circuit The test is applied to models 200s to 500s with autoreclose function Ensure that the circuit breaker is open Press 2 Binary output on the Test sub menu screen to display the Binary output screen The LCD displays the output modules ...

Page 216: ... command output relay with one normally open contact Enter 1 and press the ENTER key Press the END key Then the LCD displays the screen shown below 3 B O K e e p p r e s s i t o o p e r a t e C A N C E t o c a n c e l L P r e s s n g 1 Keep pressing the 1 key to forcibly operate the output relay BO10 and check that the breaker is closed Release pressing the 1 key to reset the operation In case of ...

Page 217: ... of the IO2 module as the default setting Failures detected by supervision are traced by checking the Auto supervision screen on the LCD If any messages are shown on the LCD the failed module or failed external circuits can be located by referring to Table 6 7 2 1 This table shows the relationship between messages displayed on the LCD and estimated failure location Locations marked with 1 have a h...

Page 218: ...1 1 1 1 RSM err 2 1 COM_ err FD err 2 1 1 O P circuit fail 2 1 1 DS fail 2 2 1 Com 1 fail Com 2 fail 2 2 2 1 Sync 1 fail Sync 2 fail 2 2 2 1 TX1 level err TX2 level err 1 2 2 1 RX1 level err RX2 level err 2 2 2 1 CLK 1 fail CLK 2 fail 2 2 2 1 Term1 rdy off Term2 rdy off 2 1 RYID1 err RYID2 err 2 1 CT fail 2 2 1 No working of LCD 2 1 Note IO8 required for models 204 206 214 and 216 The location mar...

Page 219: ... is detected during the regular test confirm the following first Test circuit connections are correct Modules are securely inserted in position Correct DC power voltage with correct polarity is applied and connected to the correct terminals Correct AC inputs are applied and connected to the correct terminals Test procedures comply with those stated in the manual 6 7 3 Replacing Failed Modules If t...

Page 220: ...screw located on the left side of the front panel Unplug the ribbon cable on the front panel by pushing the catch outside Remove the two retaining screws and one earthing screw on the relay case side then detach the front panel from the relay case Attach the replacement module in the reverse procedure Replacing the Transformer Module Open the right side front panel HMI module by unscrewing the two...

Page 221: ...ert the replacement module in the reverse procedure 6 7 4 Resumption of Service After replacing the failed module or repairing failed external circuits take the following procedures to restore the relay to service Switch on the DC power supply and confirm that the IN SERVICE green LED is lit and the ALARM red LED is not lit Note Supply DC power after checking that all the modules are in their orig...

Page 222: ...sturbances which are recorded during the tests Reset the counter figures of autoreclose if necessary For resetting the count see Section 4 2 3 4 Implemented in models 200s to 500s Press the VIEW key and check that no failure message is displayed on the Auto supervision screen Check that the green IN SERVICE LED is lit and no other LEDs are lit on the front panel Whilst the relay is put into servic...

Page 223: ... 222 6 F 2 S 0 8 3 5 ...

Page 224: ... 223 6 F 2 S 0 8 3 5 Appendix A Block Diagram Note These show simplified block diagrams including each protection function For details of each protection function refer to Chapter 2 ...

Page 225: ... CBF Related CB trip Trip A TBF2 t 0 t 0 OCBF A B C BFEXT OFF ON 1 BF2 OFF ON BF1 OFF T TOC TBF11 t 0 t 0 TBF12 t 0 t 0 1 CB Trip Command CB1 reclose command ARC Initiation Autoreclosing Circuit SPAR TPAR with synchr check SPAR TPAR Multi pole ARC Multi shot ARC 4shots SYN UV OV 1 1 1 Related CB trip Command ARC DIFG OFF ON Parallel line link condition C Term 2 Parallel line link condition B Term ...

Page 226: ... Re trip B ph CBF Re trip A ph CBF Related CB trip Trip A TBF2 t 0 t 0 OCBF A B C BFEXT OFF ON 1 BF2 OFF ON BF1 OFF T TOC TBF11 t 0 t 0 TBF12 t 0 t 0 1 Bus CB Trip Command Center CB Trip Command CB1 reclose command ARC CB2 reclose command Autoreclosing Circuit SPAR TPAR with synchr check SPAR TPAR Multi pole ARC BUS CB only Multi shot ARC 4shots SYN UV OV 1 1 1 1 1 1 Related CB trip Command ARC DI...

Page 227: ...OFF ON BF1 OFF T TOC TBF11 t 0 t 0 TBF12 t 0 t 0 1 Bus CB Trip Command Center CB Trip Command CB1 reclose command ARC CB2 reclose command Autoreclosing Circuit SPAR TPAR with synchr check SPAR TPAR Multi pole ARC BUS CB only M lti h t ARC 4 h t SYN UV OV 1 1 1 1 1 1 Related CB trip Command ARC DIFG OFF ON Parallel line link condition C Term 2 Parallel line link condition B Term 2 Parallel line lin...

Page 228: ... 227 6 F 2 S 0 8 3 5 Appendix B Signal List ...

Page 229: ... with terminal 1 49 OST2A OST2 A zone 50 OST2B OST2 B zone 51 OST2AB OST2 A B zone 52 OST2 OST2 element output OST with terminal 2 53 RELAY_BLOCK DIF element block signal 54 OCBF A OCBF A element output 55 OCBF B OCBF B element output 56 OCBF C OCBF C element output 57 OVB OVB element output 58 UVB UVB element output 59 SYN1 SYN1 element output 60 OVL1 OVL1 element output 61 UVL1 UVL1 element outp...

Page 230: ...R 125 ARC L Leader CB autoreclose signal 126 TPARL SET TPAR output set signal in leader CB autoreclose 127 TRR1 Leader CB autoreclose reset signal 128 TRDY2 Reclaim time count up signal of follower CB 129 TSPR2 Dead time count up signal in follower CB SPAR 130 TTPR2 Dead time count up signal in follower CB TPAR 131 ARC F Follower CB autoreclose signal 132 TPAR F TPAR output set signal in follower ...

Page 231: ...erminal 1 201 LOCAL TEST1 Terminal 1 under local test 202 85R1 REM2 Transfer trip command 1 receiving from terminal 2 203 85R2 REM2 Transfer trip command 2 receiving from terminal 2 204 REC BLK2 Autoreclose blocked at terminal 2 205 TFC ON2 TFC scheme ON setting between remote terminal 2 206 LOCAL TEST2 Terminal 2 under local test 207 REM1 IN SRV Terminal 1 in service 208 REM1 OFF SRV Terminal 1 o...

Page 232: ...ling synchoronization 279 DIF 1_ DIF 1 element block signal 280 DIF 2 DIF 2 element block signal 281 DIF A 1 DIF A 1 element output 282 DIF B 1 DIF B 1 element output 283 DIF C 1 DIF C 1 element output 284 DIFG 1 DIFG 1 element output 285 DIF A 2 DIF A 2 element output 286 DIF B 2 DIF B 2 element output 287 DIF C 2 DIF C 2 element output 288 DIFG 2 DIFG 2 element output 289 OVER_PH Phase differenc...

Page 233: ...6 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 THMT Thermal trip element ouput 364 365 366 367 THMA Thermal alarm element ouput 368 OC1 A OC1 A element output 369 OC1 B OC1 B element output 370 OC1 C OC1 C element output 371 372 OCD A OCD A element output 373 OCD B OCD B element output 374 OCD C OCD C element output 375 EFD EFD element output 376 377 378 379 380 381 CTFID A ...

Page 234: ...t off delay timer 438 SHOT_NUM1 Trip Auto Reclosing shot number1 condition 439 SHOT_NUM2 Trip Auto Reclosing shot number2 condition 440 SHOT_NUM3 Trip Auto Reclosing shot number3 condition 441 SHOT NUM4 Trip Auto Reclosing shot number4 condition 442 SHOT_NUM5 Trip Auto Reclosing shot number5 condition 443 I LINK A Interilnk signal 444 I LINK B ditto 445 I LINK C ditto 446 TRIP_ALARM Trip alarm 447...

Page 235: ...ary input signal BI4 517 BI5 COMMAND Binary input signal BI5 518 BI6 COMMAND Binary input signal BI6 519 BI7 COMMAND Binary input signal BI7 520 BI8 COMMAND Binary input signal BI8 521 BI9_COMMAND Binary input signal BI9 522 BI10 COMMAND Binary input signal BI10 523 BI11_COMMAND Binary input signal BI11 524 BI12 COMMAND Binary input signal BI12 525 BI13_COMMAND Binary input signal BI13 526 BI14 CO...

Page 236: ...945 946 947 948 949 950 MODE0 Changed to MODE0 951 MODE1 Changed to MODE1 952 MODE2A GPS Changed to MODE2A due to GPS failure 953 MODE2A Td Changed to MODE2A due to abnormal telecomm delay time 954 MODE2A CF Changed to MODE2A due to telecomm failure 955 MODE2A ANGLE Changed to MODE2A due to sync failure 956 MODE2A RMT Changed to MODE2A due to remote end s request 957 MODE2B Changed to MODE2B 958 9...

Page 237: ...ditto 992 I COM1 R1 Comm data I0 data frame receive signal from term 1 993 I COM2 R1 ditto 994 I COM3 R1 ditto 995 996 S I COM1 R1 Comm data I0 data frame receive signal from term 1 997 S I COM2 R1 ditto 998 S I COM3 R1 ditto 999 S I COM4 R1 ditto 1000 S I COM5 R1 ditto 1001 S I COM6 R1 ditto 1002 S I COM7 R1 ditto 1003 S I COM8 R1 ditto 1004 S I COM9 R1 ditto 1005 S I COM10 R1 ditto 1006 S I COM1...

Page 238: ... COM1 R1 Comm data receive signal from remote term 1 1089 COM2 R1 ditto 1090 COM3 R1 ditto 1091 COM4 R1 ditto 1092 COM5 R1 ditto 1093 1094 1095 1096 COM1 R1 UF Comm data receive signal from remote term 1 unfiltered 1097 COM2 R1 UF ditto 1098 COM3 R1 UF ditto 1099 COM4 R1 UF ditto 1100 COM5 R1 UF ditto 1101 1102 1103 1104 SUB COM1 R1 Sub comm data receive signal from term 1 1105 SUB COM2 R1 ditto 1...

Page 239: ...ditto 1156 SUB2 COM5 R2 ditto 1157 SUB2 COM6 R2 ditto 1158 SUB2 COM7 R2 ditto 1159 SUB2 COM8 R2 ditto 1160 SUB2 COM9 R2 ditto 1161 SUB2 COM10 R2 ditto 1162 SUB2 COM11 R2 ditto 1163 SUB2 COM12 R2 ditto 1164 1165 1166 1167 1168 SUB3 COM1 R1 Sub comm data3 receive signal from term 1 1169 SUB3 COM2 R1 ditto 1170 SUB3 COM3 R1 ditto 1171 SUB3 COM4 R1 ditto 1172 SUB3 COM5 R1 ditto 1173 SUB3 COM6 R1 ditto...

Page 240: ...Y_FAIL_ RELAY FAILURE 1252 RLY_OP_BLK_ RELAY OUTPUT BLOCK 1253 AMF_OFF_ SV BLOCK 1254 1255 1256 IDSV Id failure signal 1257 1258 RELAY_FAIL A 1259 1260 1261 TRIP H_ Trip signal hold 1262 CT_ERR_UF CT error unfiltered 1263 I0_ERR_UF I0 error unfiltered 1264 V0_ERR_UF V0 error unfiltered 1265 V2_ERR_UF V2 error unfiltered 1266 CT_ERR CT error 1267 I0_ERR I0 error 1268 V0_ERR V0 error 1269 V2_ERR V2 ...

Page 241: ... input signal BI9 unfiltered 1293 BI10 COM UF Binary input signal BI10 unfiltered 1294 BI11 COM UF Binary input signal BI11 unfiltered 1295 BI12 COM UF Binary input signal BI12 unfiltered 1296 BI13 COM UF Binary input signal BI13 unfiltered 1297 BI14 COM UF Binary input signal BI14 unfiltered 1298 BI15 COM UF Binary input signal BI15 unfiltered 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 130...

Page 242: ...8 PRG LED RESET Latched progammable LED RESET 1409 LED RESET TRIP LED RESET 1410 1411 ARC COM ON IEC103 communication command 1412 TELE COM ON IEC103 communication command 1413 PROT COM ON IEC103 communication command 1414 PRG LED1 ON PROGRAMMABLE LED1 ON 1415 PRG LED2 ON PROGRAMMABLE LED2 ON 1416 PRG LED3 ON PROGRAMMABLE LED3 ON 1417 PRG LED4 ON PROGRAMMABLE LED4 ON 1418 1419 1420 1421 1422 1423 ...

Page 243: ... 1475 BU RAM err BU RAM memory monitoring error 1476 1477 EEPROM err EEPROM memory monitoring error 1478 1479 A D err A D accuracy checking error 1480 1481 1482 1483 1484 DIO err DIO card connection error 1485 1486 LCD err LCD panel connection error 1487 ROM data err Data ROM checksum error 1488 1489 COM DPRAMerr1 DP RAM memory monitoring error 1490 1491 COM SUM err 1492 1493 COM SRAM err 1494 COM...

Page 244: ...g ready command of center CB 1573 ARC RESET Autoreclosing reset command 1574 ARC BLOCK Autoreclosing block command 1575 INT LINK2 A Interlink A with terminal 2 command 1576 INT LINK2 B Interlink B with terminal 2 command 1577 INT LINK2 C Interlink C with terminal 2 command 1578 ARC BLOCK1 Autoreclosing block command 1579 ARC BLOCK2 Autoreclosing block command 1580 1581 1582 1583 1584 PROT BLOCK Pr...

Page 245: ...3 1654 1655 1656 1657 1658 1659 1660 TR1 3PTP Transfer trip 1 3 phase trip command 1661 TR2 3PTP Transfer trip 2 3 phase trip command 1662 1663 3P_TRIP 3 Phase trip command 1664 DIF A R1 DIF A relay operating command from remote term 1 for TFC 1665 DIF B R1 DIF B relay operating command from remote term 1 for TFC 1666 DIF C R1 DIF C relay operating command from remote term 1 for TFC 1667 DIFG R1 D...

Page 246: ...2 1713 I LINK B R2 ditto 1714 I LINK C R2 ditto 1715 1716 RDIF A R2 RDIF trip command from remote term 2 1717 RDIF B R2 ditto 1718 RDIF C R2 ditto 1719 RDIF R2 ditto 1720 TR1 A R2 Transfer trip 1 command from remote term 2 1721 TR1 B R2 ditto 1722 TR1 C R2 ditto 1723 1724 TR2 A R2 Transfer trip 2 command from remote term 2 1725 TR2 B R2 ditto 1726 TR2 C R2 ditto 1727 1728 1729 1730 1731 1732 1733 ...

Page 247: ... Leader MPAR requirement 1827 SPR F REQ Follower SPAR requirement 1828 TPR F REQ Follower TPAR requirement 1829 MPR F REQ Follower MPAR requirement 1830 SPR F ST REQ Follower SPAR starting requirement 1831 TPR F ST REQ Follower TPAR starting requirement 1832 MPR F ST REQ Follower MPAR starting requirement 1833 1834 1835 1836 R F ST REQ Follower AR starting requirement 1837 SPR F2 ST REQ Follower S...

Page 248: ...64 SUB2 COM1 S Sub communication on off data 2 send command 2065 SUB2 COM2 S ditto 2066 SUB2 COM3 S ditto 2067 SUB2 COM4 S ditto 2068 SUB2 COM5 S ditto 2069 SUB2 COM6 S ditto 2070 SUB2 COM7 S ditto 2071 SUB2 COM8 S ditto 2072 SUB2 COM9 S ditto 2073 SUB2 COM10 S ditto 2074 SUB2 COM11 S ditto 2075 SUB2 COM12 S ditto 2076 2077 2078 2079 2080 SUB3 COM1 S Sub communication on off data 3 send command 20...

Page 249: ...M1 S Communiation on off data I0 data frame send command 2113 I COM2 S ditto 2114 I COM3 S ditto 2115 2116 S I COM1 S Communiation on off data I0 data frame send command 2117 S I COM2 S ditto 2118 S I COM3 S ditto 2119 S I COM4 S ditto 2120 S I COM5 S ditto 2121 S I COM6 S ditto 2122 S I COM7 S ditto 2123 S I COM8 S ditto 2124 S I COM9 S ditto 2125 S I COM10 S ditto 2126 S I COM11 S ditto 2127 S I...

Page 250: ...23 2624 F RECORD1 Fault record stored command 1 2625 F RECORD2 2 2626 F RECORD3 3 2627 F RECORD4 4 2628 2629 2630 2631 2632 D RECORD1 Disturbance record stored command 1 2633 D RECORD2 2 2634 D RECORD3 3 2635 D RECORD4 4 2636 2637 2638 2639 2640 SET GROUP1 Active setting group changed commamd Change to group1 2641 SET GROUP2 2 2642 SET GROUP3 3 2643 SET GROUP4 4 2644 SET GROUP5 5 2645 SET GROUP6 6...

Page 251: ...678 2679 2680 2681 2682 2683 2684 ARC_COM_RECV Auto recloser inactivate command received 2685 TEL_COM_RECV Teleprotection inactivate command received 2686 PROT_COM_RECV protection inactivate command received 2687 2688 TPLED_RST_RCV TRIPLED RESET command received 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 27...

Page 252: ...2 2848 TEMP033 2849 TEMP034 2850 TEMP035 2851 TEMP036 2852 TEMP037 2853 TEMP038 2854 TEMP039 2855 TEMP040 2856 TEMP041 2857 TEMP042 2858 TEMP043 2859 TEMP044 2860 TEMP045 2861 TEMP046 2862 TEMP047 2863 TEMP048 2864 TEMP049 2865 TEMP050 2866 TEMP051 2867 TEMP052 2868 TEMP053 2869 TEMP054 2870 TEMP055 2871 TEMP056 2872 TEMP057 2873 TEMP058 2874 TEMP059 2875 TEMP060 2876 TEMP061 2877 TEMP062 2878 TEM...

Page 253: ...2 2928 TEMP113 2929 TEMP114 2930 TEMP115 2931 TEMP116 2932 TEMP117 2933 TEMP118 2934 TEMP119 2935 TEMP120 2936 TEMP121 2937 TEMP122 2938 TEMP123 2939 TEMP124 2940 TEMP125 2941 TEMP126 2942 TEMP127 2943 TEMP128 2944 TEMP129 2945 TEMP130 2946 TEMP131 2947 TEMP132 2948 TEMP133 2949 TEMP134 2950 TEMP135 2951 TEMP136 2952 TEMP137 2953 TEMP138 2954 TEMP139 2955 TEMP140 2956 TEMP141 2957 TEMP142 2958 TEM...

Page 254: ...2 3008 TEMP193 3009 TEMP194 3010 TEMP195 3011 TEMP196 3012 TEMP197 3013 TEMP198 3014 TEMP199 3015 TEMP200 3016 TEMP201 3017 TEMP202 3018 TEMP203 3019 TEMP204 3020 TEMP205 3021 TEMP206 3022 TEMP207 3023 TEMP208 3024 TEMP209 3025 TEMP210 3026 TEMP211 3027 TEMP212 3028 TEMP213 3029 TEMP214 3030 TEMP215 3031 TEMP216 3032 TEMP217 3033 TEMP218 3034 TEMP219 3035 TEMP220 3036 TEMP221 3037 TEMP222 3038 TEM...

Page 255: ...t 3056 TEMP241 3057 TEMP242 3058 TEMP243 3059 TEMP244 3060 TEMP245 3061 TEMP246 3062 TEMP247 3063 TEMP248 3064 TEMP249 3065 TEMP250 3066 TEMP251 3067 TEMP252 3068 TEMP253 3069 TEMP254 3070 TEMP255 3071 TEMP256 No Signal Name Contents ...

Page 256: ... 255 6 F 2 S 0 8 3 5 Appendix C Variable Timer List ...

Page 257: ...oreclose leader breaker Dead time for three phase autoreclose leader breaker Duration of reclosing command output leader breaker Autoreclose reset leader breaker Reclaim time follower breaker Dead time for single phase and multi phase autoreclose follower breaker Dead time for three phase autoreclose follower breaker Duration of reclosing command output follower breaker Autoreclose reset follower ...

Page 258: ... 257 6 F 2 S 0 8 3 5 Appendix D Binary Output Default Setting List ...

Page 259: ...r trip 1 receive Transfer trip 2 receive 99 100 101 99 100 101 99 100 101 99 100 101 225 197 198 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 FAIL A12 B12 RELAY FAILURE GRL100 111 IO 2 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 TB3 A2 A1 A2 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8 A9 B9 A10 B10 A11 B11 A13 B13 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 ...

Page 260: ... A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase DIF relay operating 99 100 101 99 100 101 99 100 101 82 83 84 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 GRL100 112 IO 2 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 TB3 A2 A1 A2 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8 A9 B9 A10 B10 A11 B11 A13 B13 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 ...

Page 261: ...TRIP B1 TRIP C1 TRIP A1 TRIP B1 TRIP C1 ARC1 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 100 101 99 100 101 99 100 101 177 225 197 198 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 FAIL A12 B12 RELAY FAILU...

Page 262: ... TRIP A1 TRIP B1 TRIP C1 ARC1 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 100 101 99 100 101 99 100 101 177 225 197 198 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 FAIL A12 B12 RELAY FAILURE IO 4 BO1 BO2...

Page 263: ...C1 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 100 101 99 100 101 99 100 101 177 225 226 197 202 198 203 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 FAIL A12 B12 RELAY FAILURE IO 4 BO1 BO2 BO3 BO4 BO5 BO...

Page 264: ... TRIP A1 TRIP B1 TRIP C1 ARC1 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 100 101 99 100 101 99 100 101 177 225 226 197 202 198 203 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 FAIL A12 B12 RELAY FAILURE ...

Page 265: ... TRIP A B C ARC1 ARC2 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A B or C phase Trip A B or C phase Bus CB autoreclose Center CB autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 102 100 103 101 104 99 102 100 103 101 104 99 100 101 102 103 104 99 100 101 102 103 104 177 178 225 197 198 1 1 1 ...

Page 266: ...TRIP A B C ARC1 ARC2 COMM1_FAIL 85R1 REM1 85R2 REM1 Trip A phase Trip B phase Trip C phase Trip A phase Trip B phase Trip C phase Trip A B or C phase Trip A B or C phase Bus CB autoreclose Center CB autoreclose Communication failure Transfer trip 1 receive Transfer trip 2 receive 99 102 100 103 101 104 99 102 100 103 101 104 99 100 101 102 103 104 99 100 101 102 103 104 177 178 225 226 197 202 198...

Page 267: ...G relay operating OST trip CBF detection Single pole ARC Three pole ARC Multi pole ARC 99 100 101 82 83 84 86 87 91 173 175 183 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 GRL100 411 IO 2 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 TB2 A2 A1 A2 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8 A9 B9 A10 B10 A11 B11 A13 B13 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 TRIP C1 TRIP A1 TRIP B1 TRIP C1 ARC1 COM...

Page 268: ...ingle pole ARC Bus CB three pole ARC Bus CB multi pole ARC Center CB single pole ARC Center CB three pole ARC 86 87 91 173 175 183 174 176 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 GRL100 511 GRL100 513 IO 2 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 TB2 A2 A1 A2 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8 A9 B9 A10 B10 A11 B11 A13 B13 TRIP A1 A2 TRIP B1 B2 TRIP C1 C2 TRIP A1 A2 TRIP B1 B2 TRI...

Page 269: ... 268 6 F 2 S 0 8 3 5 ...

Page 270: ... 269 6 F 2 S 0 8 3 5 Appendix E Details of Relay Menu ...

Page 271: ...ecords ENTER Yes CANCEL No 2 Disturbance record Clear all disturbance records ENTER Yes CANCEL No 2 Event record 1 Display 2 Clear 3 Event record 2 48 16 Oct 1998 23 18 04 294 Trip Off 16 Oct 1998 23 18 03 913 Trip On 12 Feb 1998 03 51 37 622 Rly set change 2 Disturbance record 1 Display 2 Clear 3 Disturbance record 1 11 1 16 Oct 1998 23 18 03 913 2 12 Feb 1998 03 51 37 622 3 30 Jan 1997 15 06 11 ...

Page 272: ... 3 Event record 1 Signal no 2 Event name 1 Setting view 1 Version 2 Description 3 Comm 4 Record 5 Status 6 Protection 7 Binary input 8 Binary output 9 LED 2 Record 1 Fault record 2 Event record 3 Disturbance record 4 Automatic test interval 3 Disturbance record 1 Record time starter 2 Scheme switch 3 Binary signal 4 Signal name 4 Record time starter 2 5 Time 3 0s OCP S 50 0A OCP G 50 0A UVP S 0V U...

Page 273: ...STUB 0 Off 1 On 1 DIFG 0 Off 1 On 1 5 Protection element 3 11 DIFI1 1 00A DIFI2 2 0A DIFG1 0 50A DIFIC 1 00A Vn 110V TDIFG 0 10s 4 Autoreclose Group 1 1 Autoreclose mode 2 Scheme switch 3 Autoreclose element 5 Scheme switch 3 8 ARC CB 1 00 2 01 3 02 4 L1 5 L2 1 ARC EXT 0 Off 1 On 0 ARCDIFG 0 Off 1 On 1 5 Autoreclose element Group 1 1 Autoreclose timer 2 Synchrocheck 6 Autoreclose timer 3 8 TEVLV 0...

Page 274: ...Off 1 On 1 3 Automatic test interval 1 1 Trip 1 7 1 _ days 2 Binary output 1 IO 2 2 IO 3 3 IO 4 2 Binary input 3 31 BISW 1 1 Norm 2 Inv 1 BISW 2 1 Norm 2 Inv 1 BISW 3 1 Norm 2 Inv 1 3 Binary output IO 2 3 12 BO1 1 2 3 4 5 6 AND D BO2 1 2 3 4 5 6 OR BO3 1 2 3 4 5 6 OR D 2 LED 3 4 LED1 1 309 0 0 AND I LED2 0 0 0 0 OR I LED3 15 16 17 0 OR L 3 Binary output IO 4 3 12 BO1 1 2 3 4 5 6 AND D BO2 1 2 3 4 ...

Page 275: ...E 1 A 2 B 3 GPS 2 _ SP SYN 1 Master 2 Slave 1 TERM 1 2TERM 2 3TERM 3 Dual 1 6 Scheme switch 1 16 TPMODE 1 3PH 2 1PH 3 MPH 1 _ STUB 0 Off 1 On 1 LSSV 0 Off 1 On 1 2 Status 1 Metering 2 Time Synchronization 3 Time zone 3 Time synchronization 1 1 Sync 0 Off 1 IRIG 2 RSM 3 IEC 4 GPS 1 _ 3 Time zone 1 1 GMT 12 12 9 _ hrs 3 Metering 1 3 Display value 1 Primary 2 Secondary 1_ Power P Q 1 Send 2 Receive 1...

Page 276: ...1 Autoreclose timer 2 Synchrocheck 6 Autoreclose mode 1 Disable 2 SPAR 3 TPAR 4 SPAR TPAR 5 MPAR2 6 MPAR3 7 EXT1P 8 EXT3P Current No 4 Select No _ 3 Copy groupA to B Active group 1 A 1 8 _ B 1 8 4 Protection Group 8 1 Line parameters 2 Telecommunication 3 Trip 4 Autoreclose 4 Protection Group 2 1 Line parameter 2 Telecommunication 3 Trip 4 Autoreclose 2 Binary output 1 IO 2 2 IO 3 3 IO 4 4 Setting...

Page 277: ...P A1 1 _ IO 1 TP B1 1 IO 1 TP C1 1 3 BO Keep pressing 1 to operate Press CANCEL to cancel 2 Timer Press ENTER to operate Press CANCEL to cancel 2 Timer Operating Press END to reset Press CANCEL to cancel 2 Logic circuit 1 2 TermA 0 3071 12 _ TermB 0 3071 48 3 BO 0 Disable 1 Enable 1 8 IO 4 BO1 1 _ IO 4 BO2 1 IO 4 BO3 1 2 Simultaneous fault Keep pressing 1 to operate Press CANCEL to cancel 2 Initia...

Page 278: ...MATIC TEST 2 STATUS 1 METERING 2 BINARY INPUT OUPUT 3 RELAY ELELMENT 4 TIME SYNC SOURCE 5 CLOCK ADJUSTMENT 3 SETTING VIEW 1 RELAY VERSION 2 DESCRIPTION 3 COMMUNICATION 4 RECORD 5 STATUS 6 PROTECTION 7 BINARY INPUT 8 BINARY OUTPUT 9 LED 5 TEST 1 SWITCH 3 BINARY OUTPUT 4 TIMER 5 LOGIC CIRCUIT 1 PRESS ARROW KEY TO MOVE TO EACH DISPLAYED ITEMS 2 PRESS END KEY TO BACK TO PREVIOUS SCREEN LATEST FAULT AN...

Page 279: ... 278 6 F 2 S 0 8 3 5 ...

Page 280: ... 279 6 F 2 S 0 8 3 5 Appendix F Case Outline Case Type A Flush Mount Type Case Type B Flush Mount Type Case Type A B Rack Mount Type ...

Page 281: ... 1 9 Electrical interface Rear View Terminal Block Case Type A Flush Mount Type for Models 101 102 111 112 201 204 211 214 301 and 311 TB1 1 2 19 20 TB3 TB4 TB2 A1 B1 A1 B1 A10 B10 A18 B18 TB2 TB4 M3 5 Ring terminal TB1 M3 5 Ring terminal 34 75 190 5 260 6 2 235 4 223 4 φ5 5 266 276 2 2 32 28 E ...

Page 282: ...ace Rear View Terminal Block Case Type B Flush Mount Type for Models 202 206 212 216 302 312 401 411 501 511 503 and 513 TB2 TB5 M3 5 Ring terminal TB1 M3 5 Ring terminal TB1 1 2 19 20 TB2 TB5 A1 B1 A18 B18 34 75 190 5 260 6 2 345 4 333 4 φ5 5 Optical interface 276 2 2 32 28 ...

Page 283: ...6 5 9 3 7 7 GRL100 201A 11 10 30 1A 100 110 115 120V LINE DIFFERENTIAL PROTECTION Front View Rack Mount Type Case Type A 279 Attachment kit large bracket Attachment kit small bracket Attachment kit top bar 4 HOLES 6 8x10 3 465 1 483 0 ...

Page 284: ... 9 3 7 7 GRL100 202A 11 10 30 1A 100 110 115 120V 110 125Vdc Front View Rack Mount Case Type B 483 0 4 HOLES 6 8x10 3 465 1 LINE DIFFERENTIAL PROTECTION 279 Attachment kit large bracket Attachment kit small bracket Attachment kit top bar ...

Page 285: ...9 247 8 a Large Bracket 265 9 19 4 18 8 b Small Bracket 216 18 c Bar for Top and Bottom of Relay Parts a 1 Large bracket 5 Round head screws with spring washers and washers M4x10 b 1 Small bracket 3 Countersunk head screws M4x6 c 2 Bars 4 Countersunk head screws M3x8 ...

Page 286: ...p and Bottom of Relay Parts a 1 Large bracket 5 Round head screws with spring washers and washers M4x10 b 1 Small bracket 3 Countersunk head screws M4x6 c 2 Bars 4 Countersunk head screws M3x8 Dimensions of Attachment Kit EP 102 132 265 9 137 8 265 9 19 4 18 8 326 18 ...

Page 287: ...ver Remove the left and right brackets by unscrewing the three screws respectively then remove two screws on left side of the relay And then remove four seals on the top and bottom of the relay Right bracket Left bracket Top bar Bottom bar Mount the small bracket by screwing three countersunk head screws M4x6 and apply adhesives to the screws to prevent them from loosening Mount the large bracket ...

Page 288: ... 287 6 F 2 S 0 8 3 5 Appendix G Typical External Connection ...

Page 289: ... A18 A1 B18 B1 1 2 19 20 CN2 or TX1 CK1 RX1 CN2 Telecommunication Links Optical Interface Electrical Interface TX2 CK2 RX2 TX1 RX1 TX 2 RX 2 CH2 CH 2 CH1 CH1 GPS Signal Optical Interface COM2 B COM2 A TB3 A1 8 A1 7 A1 6 B1 8 B1 7 B1 6 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two por ts For RSM or IEC10 3 For IEC 103 Transfer trip command 1 B14 B5 52C C ph A5 BI3 BI4 B6 A6 BI5 BI6 B7 Disconnector N ...

Page 290: ... TB1 TB3 TB4 IO 1 CN1 IRIG B E A18 A1 B18 B1 1 2 19 20 CN2 GPS Signal Optical Interface or TX1 CK1 RX1 CN2 Telecommunication Links Optical Interface Electrical Interface TX2 CK2 RX2 TX1 RX1 TX2 RX2 CH2 CH2 CH1 CH1 COM2 B COM2 A TB3 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Transfer trip command 1 B14 B5 52C C ph A5 BI3 BI4 B6 A6 BI5 BI6 ...

Page 291: ...Links Optical Interface Electrical Interface TX2 CK2 RX2 TX1 RX1 TX2 RX2 CH1 CH2 CH1 CH2 GPS Signal Optical Interface COM2 B COM2 A TB3 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Transfer trip command 1 B14 B5 52C C ph A5 BI3 BI4 B6 A6 BI5 BI6 B7 Disconnector N O contact A7 BI7 Disconnector N C contact BI8 B8 Dif protection block 43C A8 B...

Page 292: ...X2 RX2 Communication Links Optical Interface Electrical Interface or CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM2 A TB2 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Fibre optic I F option For RSM or IEC103 For IEC103 Transfer trip command 1 B14 B5 52C C ph A5 BI3 BI4 B6 A6 BI5 BI6 B7 Disconnector ...

Page 293: ...l interface VCT IO 2 TB1 TB3 TB4 IO 1 CN1 IRIG B E A18 A1 B18 B1 1 2 19 20 TX1 RX1 TX2 RX2 VCT IO 2 TB1 TB3 TB4 IO 1 CN1 IRIG B E A18 A1 B18 B1 1 2 19 20 CN2 or TX1 CK1 RX1 CN2 Communication Links Optical Interface Electrical Interface TX2 CK2 RX2 TX1 RX1 TX2 RX2 CH2 CH1 CH1 CH2 GPS Signal Optical Interface COM2 B COM2 A TB3 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports...

Page 294: ...O 4 TB3 CN1 IRIG B E For electrical interface CN2 Note GRL100 206 2 terminal system not provided with terminals marked with GRL100 216 3 terminal system Model GRL100 2 6 Terminal Block Arrangement Rear view TX1 CK1 RX1 CN2 TX2 CK2 RX2 TX1 RX1 TX2 RX2 Communication Links Optical Interface Electrical Interface or CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM...

Page 295: ... RX2 CH1 CH2 CH1 CH2 GPS Signal Optical Interface COM2 B COM2 A TB3 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Transfer trip command 1 B14 B5 52C C ph A5 BI3 52A A ph BI4 B6 52B A ph A6 BI5 52C A ph BI6 B7 Disconnector N O contact A7 BI7 Disconnector N C contact BI8 B8 Dif protection block 43C A8 BI9 External CB close signal BI10 B9 DC po...

Page 296: ... CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM2 A TB2 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Fibre optic I F option For RSM or IEC103 For IEC103 BUS BUS TB1 1 4 3 2 7 6 5 8 12 11 13 15 14 16 BUS VT CT CT CB CB VT BUS VT 17 20 18 PARALLEL LINE VT CB Transfer trip command 1 B14 B5 52C C ph A5 BI...

Page 297: ...Rear view TX1 CK1 RX1 CN2 TX2 CK2 RX2 TX1 RX1 TX2 RX2 Communication Links Optical Interface Electrical Interface or CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM2 A TB2 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Fibre optic I F option For RSM or IEC103 For IEC103 Transfer trip command 1 B14 B5 52C...

Page 298: ...ation Links Optical Interface Electrical Interface or CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM2 A TB2 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Fibre optic I F option For RSM or IEC103 For IEC103 BUS BUS TB1 1 4 3 2 7 6 5 8 12 11 13 15 14 16 BUS VT CT CT CB CB VT BUS VT 17 20 18 PARALLEL LIN...

Page 299: ...Optical Interface Electrical Interface or CH1 CH2 CH1 CH2 GPS Signal Optical Interface T R OP1 T R OP2 OP1 OP2 OP1 OP2 COM2 B COM2 A TB2 A18 A17 A16 B18 B17 B16 COM2 0V COM1 B COM1 A COM1 0V RS485 I F Two ports For RSM or IEC103 For IEC103 Fibre optic I F option For RSM or IEC103 For IEC103 TB1 1 4 3 2 7 6 5 8 CT CT CB CB 9 12 11 10 15 14 13 16 BUS BUS VT BUS 22 21 23 25 24 26 VT BUS VT 27 30 28 P...

Page 300: ... 2 S 0 8 3 5 Appendix H Relay Setting Sheet Relay Identification Transmission line parameters Protection Autoreclose scheme Contacts setting Contacts setting continued Relay and Protection Scheme Setting Sheets ...

Page 301: ... Line length Line impedance Z1 Z0 Z0 mutual Zm VT ratio CT ratio Tripping mode 1 3 phase 3 phase 3 Protection Master Slave 2 Term 3 Term 4 Autoreclose scheme Not used SPAR SPAR TPAR TPAR MPAR 2 for two phase interlinking MPAR 3 for three phase interlinking EX1P external autoreclose SPAR TPAR scheme EX3P external autoreclose TPAR scheme 1CB or 2CB reclosing Multi shot autoreclose 1 shot 2 shots 3 s...

Page 302: ...6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 2 IO 3 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 BO14 3 IO 4 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 BO14 Memo For relay elements and scheme logic settings the setting list as shown on the next page is made ...

Page 303: ...0 10 5 2 10 10 5 2 10 10 5 2 10 10 5 32 2Xcc 0 00 199 99 0 0 999 9 Ω ditto 2 10 10 5 2 10 10 5 2 10 10 5 2 10 10 5 2 10 10 5 33 2Xab 0 00 199 99 0 0 999 9 Ω ditto 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 34 2Xbc 0 00 199 99 0 0 999 9 Ω ditto 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 35 2Xca 0 00 199 99 0 0 999 9 Ω ditto 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 0 10 0 5 36 2Raa 0 00 199 99 0 0 99...

Page 304: ...ction CH2 Off Off 93 RDIF Off On Remote differential protection On On 94 T F C Off On Through fault current protection Off Off 95 OTD Off On Oepn terminal detection function Off Off 96 DIF FS Off OC OCD Both Fail safe OC use or not Off Off 97 DIFG FS Off On Fail safe OC use or not Off Off 98 LSSV Off On LS monitoring Off Off 99 SVCNT ALM BLK ALM Supervisor control ALM BLK ALM BLK 100 CTSV Off ALM ...

Page 305: ...RC SM Off S2 S3 S4 Multi shot ARC mode Off Off 146 ARC CCB Off TPAR MPAR Center CB ARC mode at multi phase ARC mode selected MPAR MPAR 147 ARC SUC Off On ARCsuccess reset Off Off 148 MA NOLK FT T S T Multi ARC NO LINK condition FT FT 149 VTPHSEL A B C VT phase selection A A 150 VT RATE PH G PH PH VT rating PH G PH G 151 3PH VT Bus Line 3ph VT location Line Line 152 UARCSW P1 P2 P3 UserARCswitch P1...

Page 306: ...o Norm Norm Norm Norm Norm Norm 203 BISW13 Norm Inv ditto Norm Norm Norm Norm Norm 204 BISW14 Norm Inv ditto Norm Norm Norm Norm Norm 205 BISW15 Norm Inv ditto Norm Norm Norm Norm Norm 206 BISW16 Norm Inv ditto Norm Norm Norm Norm Norm Norm 207 BISW17 Norm Inv ditto Norm Norm Norm Norm Norm Norm 208 BISW18 Norm Inv ditto Norm Norm Norm Norm Norm Norm 209 BISW19 Norm Inv ditto Norm Norm Norm Norm N...

Page 307: ...1 Subnet mask 255 255 258 SM1 3 0 255 CH1 Subnet mask 255 255 259 SM1 4 0 255 CH1 Subnet mask 0 0 260 GW1 1 0 254 CH1 Gateway 192 192 261 GW1 2 0 254 CH1 Gateway 168 168 262 GW1 3 0 254 CH1 Gateway 19 19 263 GW1 4 0 254 CH1 Gateway 1 1 264 232C 9 6 19 2 38 4 57 6 RS 232C baud rate 9 6 9 6 265 IECBR 9 6 19 2 IEC103 baud rate 19 2 19 2 266 IECBLK Normal Blocked Monitor direction blocked Normal Norma...

Page 308: ...f 29 EV29 0 3071 ditto 214 Com1 fail On Off 30 EV30 0 3071 ditto 215 Sync1 fail On Off 31 EV31 0 3071 ditto 220 Com2 fail On Off 32 EV32 0 3071 ditto 221 Sync2 fail On Off 33 EV33 0 3071 ditto 447 Term1 rdy On Off 34 EV34 0 3071 ditto 448 Term2 rdy On Off 35 EV35 0 3071 ditto 272 GPS 1PPS err On Off 36 EV36 0 3071 ditto 289 Angle over On Off 37 EV37 0 3071 ditto 1513 RYID1 err On Off 38 EV38 0 307...

Page 309: ...V101 0 3071 ditto 2640 SET GROUP1 On 102 EV102 0 3071 ditto 2641 SET GROUP2 On 103 EV103 0 3071 ditto 2642 SET GROUP3 On 104 EV104 0 3071 ditto 2643 SET GROUP4 On 105 EV105 0 3071 ditto 2644 SET GROUP5 On 106 EV106 0 3071 ditto 2645 SET GROUP6 On 107 EV107 0 3071 ditto 2646 SET GROUP7 On 108 EV108 0 3071 ditto 2647 SET GROUP8 On 109 EV109 0 3071 ditto 1448 Sys Set change On 110 EV110 0 3071 ditto ...

Page 310: ..._BLOCK 9 9 9 9 9 14 SIG14 0 3071 ditto 177 ARC1 9 9 9 9 15 SIG15 0 3071 ditto 178 ARC2 9 9 16 SIG16 0 3071 ditto 1536 CB1_CONT A 9 9 9 9 9 17 SIG17 0 3071 ditto 1537 CB1_CONT B 9 9 9 9 9 18 SIG18 0 3071 ditto 1538 CB1_CONT C 9 9 9 9 9 19 SIG19 0 3071 ditto 1539 CB2_CONT A 9 9 9 20 SIG20 0 3071 ditto 1540 CB2_CONT B 9 9 9 21 SIG21 0 3071 ditto 1541 CB2_CONT C 9 9 9 22 SIG22 0 3071 ditto 1542 DS_N O...

Page 311: ...I18_COMMAND X 1555 1556 EXT_CBFIN A X 528 BI16_COMMAND X 1557 EXT_CBFIN B X 529 BI17_COMMAND X 1558 EXT_CBFIN C X 530 BI18_COMMAND X 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 INT LINK1 A X 531 BI19_COMMAND X 1569 INT LINK1 B X 532 BI20_COMMAND X 1570 INT LINK1 C X 533 BI21_COMMAND X 1571 CB1_READY X 534 BI22_COMMAND X 1572 CB2_READY X 535 BI23_COMMAND X 1573 ARC_RESET X 536 BI24_COMMAND X ...

Page 312: ...3 1644 1645 1646 1647 1648 DIF_3PTP 1649 RDIF_3PTP 1650 OC_3PTP X 2 1 CONSTANT_1 X 1651 OCI_3PTP X 2 1 CONSTANT_1 X 1652 1653 1654 1655 1656 1657 1658 1659 1660 TR1_3PTP 1661 TR2_3PTP 1662 1663 3P_TRIP 1664 DIF A R1 X 1088 COM1 R1 X 1665 DIF B R1 X 1089 COM2 R1 X 1666 DIF C R1 X 1090 COM3 R1 X 1667 DIFG R1 X 1106 SUB_COM3 R1 X 1668 1669 1670 1671 1672 85R1 R1 X 1091 COM4 R1 X 1673 85R2 R1 X 1092 C...

Page 313: ... 1711 1712 I LINK A R2 X 1152 SUB2_COM1 R2 1155 SUB2_COM4 R2 1158 SUB2_COM7 R2 1161 SUB2_COM10 R2 X 1713 I LINK B R2 X 1153 SUB2_COM2 R2 1156 SUB2_COM5 R2 1159 SUB2_COM8 R2 1162 SUB2_COM11 R2 X 1714 I LINK C R2 X 1154 SUB2_COM3 R2 1157 SUB2_COM6 R2 1160 SUB2_COM9 R2 1163 SUB2_COM12 R2 X 1715 1716 RDIF A R2 1717 RDIF B R2 1718 RDIF C R2 1719 RDIF R2 1720 TR1 A R2 1721 TR1 B R2 1722 TR1 C R2 1723 17...

Page 314: ... 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 SPR L REQ X 0 1 CONSTANT_1 1825 TPR L REQ X 0 159 SYN OP 1826 MPR L REQ X 0 1 CONSTANT_1 1827 SPR F REQ X 2 1 CONSTANT_1 1828 TPR F REQ X 2 159 SYN OP 1829 MPR F REQ X 2 1 CONSTANT_1 1830 SPR F ST REQ X 1 1 CONSTANT_1 1831 TPR F ST REQ X 1 477 ARC SET 478 CCB SET 1832 MPR F ST REQ X 1 1 CONSTA...

Page 315: ... X 2070 SUB2_COM7 S X 443 I LINK A X 2071 SUB2_COM8 S X 444 I LINK B X 2072 SUB2_COM9 S X 445 I LINK C X 2073 SUB2_COM10 S X 443 I LINK A X 2074 SUB2_COM11 S X 444 I LINK B X 2075 SUB2_COM12 S X 445 I LINK C X 2076 2077 2078 2079 2080 SUB3_COM1 S 2081 SUB3_COM2 S 2082 SUB3_COM3 S 2083 SUB3_COM4 S 2084 SUB3_COM5 S 2085 SUB3_COM6 S 2086 SUB3_COM7 S 2087 SUB3_COM8 S 2088 SUB3_COM9 S 2089 SUB3_COM10 S...

Page 316: ... S I COM11 S 2127 S I COM12 S 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 ALARM_LED_SET X 237 CFSV1 R 239 CFSV2 R X 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 Non...

Page 317: ...40 SET GROUP1 2641 SET GROUP2 2642 SET GROUP3 2643 SET GROUP4 2644 SET GROUP5 2645 SET GROUP6 2646 SET GROUP7 2647 SET GROUP8 2648 2649 2650 2651 2652 2653 2654 2655 2656 CON_TPMD1 2657 CON_TPMD2 2658 CON_TPMD3 2659 CON_TPMD4 2660 CON_TPMD5 2661 CON_TPMD6 2662 CON_TPMD7 2663 CON_TPMD8 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 ARC_COM_R...

Page 318: ...EMP026 2842 TEMP027 2843 TEMP028 2844 TEMP029 2845 TEMP030 2846 TEMP031 2847 TEMP032 2848 TEMP033 2849 TEMP034 2850 TEMP035 2851 TEMP036 2852 TEMP037 2853 TEMP038 2854 TEMP039 2855 TEMP040 2856 TEMP041 2857 TEMP042 2858 TEMP043 2859 TEMP044 2860 TEMP045 2861 TEMP046 2862 TEMP047 2863 TEMP048 2864 TEMP049 2865 TEMP050 2866 TEMP051 2867 TEMP052 2868 TEMP053 2869 TEMP054 2870 TEMP055 2871 TEMP056 287...

Page 319: ...EMP101 2917 TEMP102 2918 TEMP103 2919 TEMP104 2920 TEMP105 2921 TEMP106 2922 TEMP107 2923 TEMP108 2924 TEMP109 2925 TEMP110 2926 TEMP111 2927 TEMP112 2928 TEMP113 2929 TEMP114 2930 TEMP115 2931 TEMP116 2932 TEMP117 2933 TEMP118 2934 TEMP119 2935 TEMP120 2936 TEMP121 2937 TEMP122 2938 TEMP123 2939 TEMP124 2940 TEMP125 2941 TEMP126 2942 TEMP127 2943 TEMP128 2944 TEMP129 2945 TEMP130 2946 TEMP131 294...

Page 320: ...EMP176 2992 TEMP177 2993 TEMP178 2994 TEMP179 2995 TEMP180 2996 TEMP181 2997 TEMP182 2998 TEMP183 2999 TEMP184 3000 TEMP185 3001 TEMP186 3002 TEMP187 3003 TEMP188 3004 TEMP189 3005 TEMP190 3006 TEMP191 3007 TEMP192 3008 TEMP193 3009 TEMP194 3010 TEMP195 3011 TEMP196 3012 TEMP197 3013 TEMP198 3014 TEMP199 3015 TEMP200 3016 TEMP201 3017 TEMP202 3018 TEMP203 3019 TEMP204 3020 TEMP205 3021 TEMP206 302...

Page 321: ...TEMP229 3045 TEMP230 3046 TEMP231 3047 TEMP232 3048 TEMP233 3049 TEMP234 3050 TEMP235 3051 TEMP236 3052 TEMP237 3053 TEMP238 3054 TEMP239 3055 TEMP240 3056 TEMP241 3057 TEMP242 3058 TEMP243 3059 TEMP244 3060 TEMP245 3061 TEMP246 3062 TEMP247 3063 TEMP248 3064 TEMP249 3065 TEMP250 3066 TEMP251 3067 TEMP252 3068 TEMP253 3069 TEMP254 3070 TEMP255 3071 TEMP256 None Signal Turn Model 1x1 1x2 2x1 2x2 3x...

Page 322: ...ary output circuit check 3 3 AC input circuit check 4 Function test 4 1 Phase current differential element DIF test 4 2 Residual current differential element DIFG test 4 3 Overcurrent elements OC EF OCI EFI THM test 4 4 Out of step element OST test 4 5 Voltage and synchronism check elements test 5 Protection scheme test 6 Metering and recording check 7 Conjunctive test ...

Page 323: ... power supply Power up Wiring Relay inoperative alarm contact Calendar and clock 3 Hardware check 3 1 User interface check 3 2 Binary input Binary output circuit check Binary input circuit Binary output circuit 3 3 AC input circuit 4 Function test 4 1 Phase current differential element DIF test 1 Minimum operating value test Tap setting I Measured current 2 Charging current compensation test Tap s...

Page 324: ...tic test Tap setting I1 Measured current I2 5 Tap 20 Tap 4 3 Overcurrent and thermal overload elements test 1 OC OC1 element Element Tap setting Measured current OC OC1 2 EF element Element Tap setting Measured current EF 3 OCI element Element Test current Measured operating time OCI 2 Is 20 Is 4 EFI element Element Test current Measured operating time EFI 2 Is 20 Is 5 THM element Element Test cur...

Page 325: ...ment Element Setting Measured voltage Element Setting Measured voltage OVB UVL1 UVB OVL2 OVL1 UVL2 2 Synchronism check element c Voltage check Element Setting Measured voltage Element Setting Measured voltage SYN1 SY1UV SYN2 SY2UV SYN1 SY1OV SYN2 SY2OV d Phase angle check Element Setting Measured angle SYN1 SY1θ SYN2 SY2θ 5 Protection scheme test 6 Metering and recording check 7 Conjunctive test I...

Page 326: ... 325 6 F 2 S 0 8 3 5 Appendix J Return Repair Form ...

Page 327: ...Model Sub No Example Type GRL100 Model 201B Sub No 22 10 Product No Serial No Date 1 Why the relay is being returned mal operation does not operate increased error investigation others 2 Fault records event records or disturbance records stored in the relay and relay settings are very helpful information to investigate the incident Please inform us of this information in respect to the incident on...

Page 328: ...A or A Ib1 kA or A Ib2 kA or A Ic1 kA or A Ic2 kA or A I01 kA or A I02 kA or A Ida kA or A Idb kA or A Idc kA or A Id0 kA or A Fault values Prefault values CT ratio kA A VT ratio kV V Va kV or V Ia kA or A Vb kV or V Ib kA or A Vc kV or V Ic kA or A Vs1 kV or V Vs2 kV or V V1 kV or V I1 kA or A V2 kV or V I2 kA or A V0 kV or V I0 kA or A V11 kV or V V12 kV or V Ia1 kA or A Ia2 kA or A Ib1 kA or A ...

Page 329: ...the message on the LCD display at the time of the incident 4 Please write the detail of the incident 5 Date of the incident occurred Day Month Year Example 10 July 1998 6 Please write any comments on the GRL100 including the document ...

Page 330: ... 329 6 F 2 S 0 8 3 5 Customer Name Company Name Address Telephone No Facsimile No Signature ...

Page 331: ... 330 6 F 2 S 0 8 3 5 ...

Page 332: ... 331 6 F 2 S 0 8 3 5 Appendix K Technical Data ...

Page 333: ...circuit at rated 1A AC voltage input 0 1VA at rated voltage DC power supply less than16W quiescent less than 25W operation Binary input circuit 0 5W per input at 110Vdc Phase segregated Current Differential Protection DIFI1 Small current region 0 10 to 2 00A in 0 01A steps 1A relay 0 50 to 10 00A in 0 01A steps 5A relay DIFI2 Large current region 0 6 to 24 0A in 0 1A steps 1A relay 3 0 to 120 0A i...

Page 334: ...ult protection OCI time multiplier OCI characteristic Reset time delay 0 10 to 5 00A in 0 01A steps 1A relay 0 5 to 25 0A in 0 1A steps 5A relay 0 05 to 1 00 in 0 01 steps Standard Very Extremely Long time inverse 0 0 to 10 0s in 0 1s steps EFI for earth fault protection EFI time multiplier EFI characteristic Reset time delay 0 10 to 1 00A in 0 01A steps 1A relay 0 5 to 5 0A in 0 1A steps 5A relay...

Page 335: ... in 0 1s steps 0 01 to 100 00s in 0 01s steps 0 01 to 10 00s in 0 01s steps One and a half breaker system Follower breaker autoreclose delay time 0 1 to 10 0s in 0 1s steps Voltage and synchronism check element Synchronism check angle UV element OV element Busbar or line dead check Busbar or line live check Synchronism check time Voltage check time 5 to 75 in 1 steps 60 to 150V in 1V steps 10 to 1...

Page 336: ...1200m 2kVac for 1min Fibre optic I F ST connector graded index multi mode 50 125μm or 62 5 125μm type optical fibres Ethernet LAN I F 10BASE T RJ 45 connector IRIG B Port Connection BNC connector Cable type 50 ohm coaxial cable Binary Inputs Operating voltage Typical 74Vdc min 70Vdc for 110V 125Vdc rating Typical 138Vdc min 125Vdc for 220V 250Vdc rating Typical 31Vdc min 28Vdc for 48V 54V 60Vdc ra...

Page 337: ... DIFI2 characteristic As shown in Fig K 1 1 the operating zone increases as the value of DIFI2 increases Ir ΣI Id 0 2 DIFI2 DIFI1 5 6DIFI1 2DIFI2 Operating Zone Id 1 6 Ir 5 6 DIFI1 Id Ir 2DIFI2 Fig K 1 1 Definition of DIFI2 If an inferior CT is applied for differential protection then CT saturation may be experienced during the occurrence of external faults As a result a differential current Id is...

Page 338: ...fied Knee point voltage of CTs is given Table K 2 1 CT Requirement defined by Vk Td ms Requirement 1 Requirement 2 35 Vk Ifmax Rct R2 3 Vk ILmax Rct R2 14 4 50 Vk Ifmax Rct R2 3 Vk ILmax Rct R2 20 75 Vk Ifmax Rct R2 4 Vk ILmax Rct R2 28 8 100 Vk Ifmax Rct R2 4 Vk ILmax Rct R2 36 8 150 Vk Ifmax Rct R2 8 Vk ILmax Rct R2 50 4 Vk knee point voltage V ILMAX Maximum secondary load current Rct secondary ...

Page 339: ...ample the following application can be considered Terminal A Terminal B Terminal C Line 2 Line 1 X Y Y Y Y X Y Z S1 S2 D Fig K 3 1 Special case The following conditions are assumed as shown in Fig K 3 1 The three terminals A B and C and the two T connected transmission lines are assumed to be live Terminal C is connected to load only Line 2 CB at terminal A is open An internal fault occurs on the ...

Page 340: ...ed as follows X Z X 2Y Z 2DIFI2 DIFI2 Y K 3 1 This means that DIFI2 must be larger than the amount of out flowing current Therefore the condition shown in Table K 2 1 and Table K 2 2 should be replaced by that in Table K 3 1 and Table K 3 2 respectively Table K 3 1 CT Requirement defined by Vk Td ms Requirement 1 Requirement 2 35 Vk Ifmax Rct R2 3 Vk Max ILMAX Ifmin 2 Ifmaxout Rct R2 14 4 50 Vk If...

Page 341: ... Max ILMAX Ifmin 2 Ifmaxout 46 150 n In 10 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 63 Max ILMAX Ifmin 2 Ifmaxout The larger of ILMAX Ifmin 2 and Ifmaxout Ifmin Minimum fault current Ifmaxout Maximum out flowing fault current for the special condition Y is determined by the ratio of the impedance between node D to Terminal C and node D to Terminal B If their impedance is assumed to be p and q respect...

Page 342: ...lectromagnetic Disturbance IEC60255 22 3 Class 3 IEC61000 4 3 EN61000 4 3 Field strength 10V m for frequency sweeps of 80MHz to 1GHz and 1 7GHz to 2 2GHz Additional spot tests at 80 160 450 900 and 1890MHz Fast Transient Disturbance IEC60255 22 4 IEC61000 4 4 EN61000 4 4 4kV 2 5kHz 5 50ns applied to all inputs Surge Immunity IEC60255 22 5 IEC61000 4 5 EN61000 4 5 1 2 50μs surge in common different...

Page 343: ... 342 6 F 2 S 0 8 3 5 ...

Page 344: ... 343 6 F 2 S 0 8 3 5 Appendix L Symbols Used in Scheme Logic ...

Page 345: ...on Signal No Signal name Marked with Scheme switch Marked with Scheme switch position Unmarked Internal scheme logic signal AND gates A B C Output 1 1 1 1 Other cases 0 A B C Output 1 1 0 1 Other cases 0 A B C Output 1 0 0 1 Other cases 0 OR gates A B C Output 0 0 0 0 Other cases 1 A B C Output 0 0 1 0 Other cases 1 A B C Output 0 1 1 0 Other cases 1 A Output B C A Output B 1 C A Output B C A Outp...

Page 346: ...r with variable setting XXX YYY Setting range Delayed drop off timer with variable setting XXX YYY Setting range One shot timer XXX YYY Setting range Flip flop S R Output 0 0 No change 1 0 1 0 1 0 1 1 0 Scheme switch A Switch Output 1 ON 1 Other cases 0 Switch Output ON 1 OFF 0 0 t XXX t 0 XXX 0 t XXX YYY XXX YYY t 0 Output ON Output ON A S Output F F R Output A 1 XXX YYY A Output A Output ...

Page 347: ... 346 6 F 2 S 0 8 3 5 ...

Page 348: ... 347 6 F 2 S 0 8 3 5 Appendix M Multi phase Autoreclose ...

Page 349: ...e reclosing In MPAR3 and MA NOLK S T single or three phase tripping and single or three phase reclosing is performed according to fault phase s In cases 9 14 and 15 the number of remaining different phases is less than two so the operations of the autoreclose depends on only the MA NOLK setting In MA NOLK FT all cases result in three phase final tripping In MA NOLK T or S T all cases result in thr...

Page 350: ...4 1φT MPAR 1φT MPAR 1φT MPAR 5 3φFT 3φFT 3φT TPAR 3φT TPAR 1φT SPAR 1φT SPAR 6 2φT MPAR 2φT MPAR 2φT MPAR 7 1φT MPAR 1φT MPAR 1φT MPAR 1φT MPAR 1φT MPAR 1φT MPAR 8 3φFT 3φFT 3φT TPAR 3φT TPAR 3φT TPAR 1φT SPAR 9 3φFT 3φFT 3φT TPAR 3φT TPAR 3φT TPAR 3φT TPAR 10 3φT MPAR 3φT MPAR 3φT MPAR 11 2φT MPAR 1φT MPAR 2φT MPAR 1φT MPAR 2φT MPAR 1φT MPAR 12 3φFT 3φFT 3φT TPAR 3φT TPAR 3φT TPAR 3φT TPAR 13 3φF...

Page 351: ... 350 6 F 2 S 0 8 3 5 ...

Page 352: ... 351 6 F 2 S 0 8 3 5 Appendix N Data Transmission Format ...

Page 353: ...mitted by sub commutation It detects the signal pattern of 00001 and identifies a frame number One cycle of frame numbers covers 12 frames 4 SP flag and time data The SP flag and time data for sampling time synchronization are transmitted by sub commutation Sub commutation detects the signal pattern of 00001 and identifies a frame number The time data for sampling time synchronization has 16 bits ...

Page 354: ... to S I COM12 R1 Sig No 1007 S I COM1 R2 Sig No 1012 to S I COM12 R2 Sig No 1023 COM1 COM3 A MODE DIF A B C for model 513 fixed For other models these are configurable COM1 S Signal No 2048 COM2 S Signal No 2049 COM3 S Signal No 2050 COM1 R1 Signal No 1088 COM1 R2 Signal No 1128 COM2 R1 Signal No 1089 COM2 R2 Signal No 1129 COM3 R1 Signal No 1090 COM2 R2 Signal No 1130 The following are signals wi...

Page 355: ... S F C Legend Ia Ib Ic Phasecurrent V1 Positive sequencevoltage Io Zero sequencecurrent ON OFF Controldata RDY Ready SA Samplingaddress SP Samplingsynchronization CRC Cyclicredundancycheck S F C Simultaneousfaultcontrol synchronizedtesttriggersignal Next Frame Time data Time data are transmitted once per two cycles 1 2 3 4 5 Figure N 1 Data Transmission Format of A MODE User configurable commands ...

Page 356: ...11 V1 SPARE 11 Io SPARE 11 RA1 CBDS B 4 11 RA1 SPARE 11 12 V1 SPARE 12 Io SPARE 12 RA2 CBDS C S F C 12 RA2 SPARE Legend Ia Ib Ic Phasecurrent V1 Positive sequencevoltage Io Zero sequencecurrent ON OFF Controldata RDY Ready SA Samplingaddressforacycle SSA Samplingaddressforasecond SP Samplingsynchronization CRC Cyclicredundancycheck S F C Simultaneousfaultcontrol synchronizedtesttriggersignal Next ...

Page 357: ... not used the user can use these commands If multi phase autoreclosing function is applied for example these commands are assigned to CBDS A B and C such as shown in Figure N 1 SUB3_COM1 to SUB3_COM12 These commands are also assigned to bits RA for relay address monitoring RYIDSV as default setting If the RYIDSV is not used the user can use these commands ...

Page 358: ... 357 6 F 2 S 0 8 3 5 Appendix O Example of DIF and DIFG Setting ...

Page 359: ...ent caused by the CT saturation The CT saturation occurs in smaller current than the current determined CT over current constant when the fault current includes transient DC Therefore DIFI2 is preferable as small as possible but it must be larger than the maximum out flowing current during an internal fault In case of two terminal network the maximum out flowing current is the maximum load current...

Page 360: ... 359 6 F 2 S 0 8 3 5 Appendix P Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255 8 ...

Page 361: ... fault after which the insulation again breaks down and the process repeats An inverse time overcurrent protection with instantaneous resetting cannot detect this condition until the fault becomes permanent thereby allowing a succession of such breakdowns to occur with associated damage to plant and danger to personnel If a definite time reset delay of for example 60 seconds is applied on the othe...

Page 362: ...te and 100 represents the thermal limit that is the point at which no further temperature rise can be safely tolerated and the system should be disconnected The thermal limit for any given electrical plant is fixed by the thermal setting IAOL The relay gives a trip output when θ 100 If current I is applied to a cold system then θ will rise exponentially from 0 to I2 IAOL 2 100 with time constant τ...

Page 363: ...tem is switched on to an immediate overload Figure P 3 shows a typical thermal profile for a system which initially carries normal load current and is then subjected to an overload condition until a trip results before finally cooling to ambient temperature θ t s 100 Normal Load Current Condition Cooling Curve Overload Current Condition Trip at 100 Figure P 3 ...

Page 364: ... 363 6 F 2 S 0 8 3 5 Appendix Q IEC60870 5 103 Interoperability ...

Page 365: ... Click Start Programs IEC103 Configurator IECConf to the IEC103 Configurator software Note The instruction manual of IEC103 Configurator can be viewed by clicking Help Manual on IEC103 Configurator Requirements for IEC60870 5 103 master station Polling cycle 150ms or more Timeout time time till re sending the request frame to relay 100ms or more IEC103 master GR relay Data request Data request Res...

Page 366: ...ce 3 1 1 Spontaneous events The events created by the relay will be sent using Function type FUN Information numbers INF to the IEC60870 5 103 master station 3 1 2 General interrogation The GI request can be used to read the status of the relay the Function types and Information numbers that will be returned during the GI cycle are shown in the table below For details refer to the standard IEC6087...

Page 367: ...etails refer to the standard IEC60870 5 103 section 7 4 5 3 1 6 Blocking of monitor direction If the blocking of the monitor direction is activated in the protection equipment all indications and measurands are no longer transmitted For details refer to the standard IEC60870 5 103 section 7 4 6 3 2 List of Information The followings are the default settings ...

Page 368: ...rameter Setting When a setting change has done at the local the event is sent to control system Not supported 23 Characteristic1 Setting group 1 active GI 1 1 9 11 12 192 1243 1 2 24 Characteristic2 Setting group 2 active GI 1 1 9 11 12 192 1244 1 2 25 Characteristic3 Setting group 3 active GI 1 1 9 11 12 192 1245 1 2 26 Characteristic4 Setting group 4 active GI 1 1 9 11 12 192 1246 1 2 27 Auxilia...

Page 369: ...upported 77 Teleprotection Signal received Carrier signal receiving Not supported 78 Zone1 Zone 1 trip Not supported 79 Zone2 Zone 2 trip Not supported 80 Zone3 Zone 3 trip Not supported 81 Zone4 Zone 4 trip Not supported 82 Zone5 Zone 5 trip Not supported 83 Zone6 Zone 6 trip Not supported 84 General Start Pick up Any elements pick up No set 85 Breaker Failure CBF trip or CBF retrip 2 1 192 92 2 ...

Page 370: ...ries of a group Not supported 243 Read directory of entry Not supported 244 Real attribute of entry Not supported 245 End of GGI Not supported 249 Write entry with confirm Not supported 250 Write entry with execute Not supported 251 Write entry aborted Not supported Details of MEA settings in IEC103 configurator INF MEA Tbl Offset Data type Limit Coeff Lower Upper 148 Ia 1 36 short 0 4096 3 41333 ...

Page 371: ...26 Activate characteristic 4 Setting Group 4 ON 20 20 192 Generic functions 240 Read headings of all defined groups Not supported 241 Read values or attributes of all entries of one group Not supported 243 Read directory of a single entry Not supported 244 Read values or attributes of a single entry Not supported 245 General Interrogation of generic data Not supported 248 Write entry Not supported...

Page 372: ... L3 Ic Configurable Voltage L1 E Va Configurable Voltage L2 E Vb Configurable Voltage L3 E Vc Configurable Active power P P Configurable Reactive power Q Q Configurable Frequency f f Configurable Voltage L1 L2 Vab Configurable Details of Common settings in IEC103 configurator Setting file s remark GRL100_1 00 Remote operation valid time ms 4000 Local operation valid time ms 4000 Measurand period s...

Page 373: ...f transmission COT Cause of Transmission refer to IEC60870 5 103 section 7 2 3 1 spontaneous 2 cyclic 3 reset frame count bit FCB 4 reset communication unit CU 5 start restart 6 power on 7 test mode 8 time synchronization 9 general interrogation 10 termination of general interrogation 11 local operation 12 remote operation 20 positive acknowledgement of command 21 negative acknowledgement of comma...

Page 374: ...ows First draft _01 csv Second draft _02 csv Third draft _03 csv Revision number The name is recommended to be able to discriminate the relay type such as GRZ100 or GRL100 etc The setting files remark field of IEC103 is able to enter up to 12 one byte characters It is utilized for control of IEC103 setting data 2 Saving theIEC103 setting data The IEC103 setting data is recommended to be saved in e...

Page 375: ...nnection of optical cable The setting of converter is incorrect RS485 optic conversion is executed with the transmission channel etc Converter In the event of using G1IF2 change the DIPSW setting in reference to INSTRUCTION MANUAL 6F2S0794 The relationship between logical 0 1 of the signal and Sig on off is incorrect In the event of using optical cable BCU Check the following Logical0 Sig on Logic...

Page 376: ...on Type FUN between the relay and SAS The relay is not initialised after writing IEC103 configurator setting RY Check the sum value of IEC103 setting data from the LCD screen When differing from the sum value on IEC103 configurator initialise the relay 2 HMI does not display IEC103 event on the SAS side It changes to the block mode RY Change the IECBR settling to Normal BCU does not transmit the f...

Page 377: ... 376 6 F 2 S 0 8 3 5 ...

Page 378: ... 377 6 F 2 S 0 8 3 5 Appendix R Failed Module Tracing and Replacement ...

Page 379: ...Check that the replacement module has an identical module name VCT SPM IO1 IO2 etc and hardware type form as the failed module Furthermore the SPM and FD modules must have the same software name and version Refer to Section 4 2 5 1 Countermeasure As shown in the table some of the messages cannot identify the fault location definitely but suggest plural possible failure locations In these cases the...

Page 380: ...1 1 1 1 RSM err 2 1 COM_ err FD err 2 1 1 O P circuit fail 2 1 1 DS fail 2 2 1 Com 1 fail Com 2 fail 2 2 2 1 Sync 1 fail Sync 2 fail 2 2 2 1 TX1 level err TX2 level err 1 2 2 1 RX1 level err RX2 level err 2 2 2 1 CLK 1 fail CLK 2 fail 2 2 2 1 Term1 rdy off Term2 rdy off 2 1 RYID1 err RYID2 err 2 1 CT fail 2 2 1 No working of LCD 2 1 IO8 required for models 204 206 214 and 216 The location marked w...

Page 381: ...03 etc are restored the original settings The initial replacement procedure is as follows 1 Switch off the DC power supply Hazardous voltage may remain in the DC circuit just after switching off the DC power supply It takes about 30 seconds for the voltage to discharge 2 Remove the front panel cover 3 Open the front panel Open the front panel of the relay by unscrewing the binding screw located on...

Page 382: ...m levers white 7 Insert the replacement module Insert the replacement module into the same slots where marked up 8 Do the No 5 to No 1 steps in reverse order CAUTION Supply DC power after checking that all the modules are in their original positions and the ribbon cables are plugged in If the ribbon cables are not plugged in enough especially the gray connectors the module could suffer damage Gray...

Page 383: ...d 1 second or more by LCD display off It checks that all LCDs and LEDs light on 10 Check the automatic supervision functions LCD not display Auto supervision screens in turn and Event Records Checking the IN SERVICE LED light on and ALARM LED light off ...

Page 384: ... 383 6 F 2 S 0 8 3 5 Appendix S PLC Setting Sample ...

Page 385: ...k Single phase trip ARC M MPAR2 MPAR3 0 01 10s t 0 TSPR1 SPR L REQ 1824 3PLL 1 0 1 10s TW1 ARC MSARC ARC For Leader CB Follower Terminal Figure S 1 In this case the reclosing condition of SPR L REQ is the difference between the leader Terminal and the follower Terminal If the same setting is required for the reclosing condition of SPR L REQ set the PLC using the UARCSW described in 2 10 2 as follo...

Page 386: ... 385 6 F 2 S 0 8 3 5 Appendix T Ordering ...

Page 387: ...er scheme with fault detector 28 BIs 31 BOs 6 trip BOs 28 BIs 31 BOs 6 trip BOs 501 503 Ratings 1A 50Hz 110V 125Vdc 1A 60Hz 110V 125Vdc 5A 50Hz 110V 125Vdc 5A 60Hz 110V 125Vdc 1A 50Hz 220V 250Vdc 1A 60Hz 220V 250Vdc 5A 50Hz 220V 250Vdc 5A 60Hz 220V 250Vdc 1A 50Hz 48V 54V 60Vdc 1A 60Hz 48V 54V 60Vdc 5A 50Hz 48V 54V 60Vdc 5A 60Hz 48V 54V 60Vdc 1A 50Hz 24V 30Vdc 1A 60Hz 24V 30Vdc 5A 50Hz 24V 30Vdc 5A...

Page 388: ... 28 BIs 31 BOs 6 trip BOs 511 513 Ratings 1A 50Hz 110V 125Vdc 1A 60Hz 110V 125Vdc 5A 50Hz 110V 125Vdc 5A 60Hz 110V 125Vdc 1A 50Hz 220V 250Vdc 1A 60Hz 220V 250Vdc 5A 50Hz 220V 250Vdc 5A 60Hz 220V 250Vdc 1A 50Hz 48V 54V 60Vdc 1A 60Hz 48V 54V 60Vdc 5A 50Hz 48V 54V 60Vdc 5A 60Hz 48V 54V 60Vdc 1A 50Hz 24V 30Vdc 1A 60Hz 24V 30Vdc 5A 50Hz 24V 30Vdc 5A 60Hz 24V 30Vdc 1 2 3 4 5 6 7 8 A B C D E F G H Differ...

Page 389: ...munication interface box G1IF1 Model For X21 For CCITT G703 1 2 1 For CCITT G703 1 2 2 or 1 2 3 For X21 01 02 03 04 DC auxiliary power supply DC 48V 54V 60V DC 110V 125V DC 220V 250V 01 02 03 Note With Outer case For details see the G1IF1 instruction manual G1IF1 ...

Page 390: ...ange table Modified the description Modified the LCD sample screen Scheme switch Modified the Appendix B and H and added Appendix S Old Appendix S T 1 6 May 15 2006 2 2 7 1 2 2 9 2 2 13 2 12 1 2 12 2 3 3 6 3 3 10 1 Appendices Modified the description Modified the description Modified the description of setting range table and TDSV TCDT1 and TCDT2 setting Modified the description Modified the descr...

Page 391: ...he tables of setting range and setting depending on communication mode Modified Figure 2 3 1 Modified Figure 2 5 3 Modified Figure 2 6 2 and the description of Note Modified Figure 2 7 1 Modified Figure 2 8 1 Modified Tables 3 2 1 2 and 3 2 1 3 Modified Figure 3 3 4 1 Modified the description of THMRST Modified Figure 6 5 1 9 Modified the description Modified Appendix H and K 2 3 Sep 17 2008 Preca...

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