Toshiba GRL100-701B Instruction Manual Download Page 387

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386

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4.14

Voltage and synchronism check elements test

(1) Voltage check element

Element

Setting

Measured voltage

Element

Setting

Measured voltage

OVB

UVL1

UVB

OVL2

OVL1

UVL2

(2) Synchronism check element

Voltage check

Element

Setting

Measured voltage

Element

Setting

Measured voltage

SYN1(SY1UV)

SYN2(SY2UV)

SYN1(SY1OV)

SYN2(SY2OV)

Phase angle check

Element Setting

Measured

angle

SYN1(SY1

)

SYN2(SY2

)

Protection scheme test

Metering and recording check

Conjunctive test

Item Results

On load check

Tripping circuit
Reclosing circuit

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Summary of Contents for GRL100-701B

Page 2: ...afety 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 avoided may result in minor in...

Page 3: ...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 power supply to the equipment c...

Page 4: ...a short link which is mounted at the terminal block on the rear of the relay before shipment as this may cause the performance of this equipment such as withstand voltage etc to reduce Disposal When disposing of this equipment do so in a safe manner according to local regulations w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 5: ...tem 29 2 2 14 Setting 35 2 3 Distance Protection 43 2 3 1 Time Stepped Distance Protection 43 2 3 2 Command Protection 58 2 3 3 Power Swing Blocking 73 2 4 Directional Earth Fault Protection 76 2 4 1 Directional Earth Fault Command Protection 77 2 4 2 Directional Earth Fault Protection 81 2 5 Overcurrent Backup Protection 83 2 5 1 Inverse Time Overcurrent Protection 84 2 5 2 Definite Time Overcurr...

Page 6: ... EFD 147 2 16 11 Level Detectors 147 2 17 Fault Locator 149 2 17 1 Application 149 2 17 2 Starting Calculation 149 2 17 3 Displaying Location 149 2 17 4 Distance to Fault Calculation 150 2 17 5 Setting 154 3 Technical Description 158 3 1 Hardware Description 158 3 1 1 Outline of Hardware Modules 158 3 1 2 Transformer Module 161 3 1 3 Signal Processing and Communication Module 162 3 1 4 Binary Inpu...

Page 7: ...ds 194 4 2 4 Displaying the Status 198 4 2 5 Viewing the Settings 204 4 2 6 Changing the Settings 205 4 2 7 Testing 225 4 3 Personal Computer Interface 232 4 4 Relay Setting and Monitoring System 232 4 5 IEC 60870 5 103 Interface 233 4 6 Clock Function 233 5 Installation 234 5 1 Receipt of Relays 234 5 2 Relay Mounting 234 5 3 Electrostatic Discharge 234 5 4 Handling Precautions 234 5 5 External C...

Page 8: ...onjunctive Tests 277 6 6 1 On Load Test 277 6 6 2 Signaling Circuit Test 277 6 6 3 Tripping and Reclosing Circuit Test 279 6 7 Maintenance 281 6 7 1 Regular Testing 281 6 7 2 Failure Tracing and Repair 281 6 7 3 Replacing Failed Modules 283 6 7 4 Resumption of Service 285 6 7 5 Storage 285 7 Putting Relay into Service 286 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 9: ...endix K Technical Data 393 Appendix L Symbols Used in Scheme Logic 409 Appendix MMulti phase Autoreclose 413 Appendix N Data Transmission Format 417 Appendix O Example of Setting 423 Appendix P Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255 8 435 Appendix Q IEC60870 5 103 interoperability 439 Appendix R Inverse Time Characteristics 453 Appendix S Failed Module T...

Page 10: ...fault overcurrent backup thermal overload under and over voltage out of step and breaker failure protection 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 fol...

Page 11: ...702B 711B 712B 2 or 3 terminal line application 2 terminal 2 terminal 3 terminal 3 termnal Segregated phase current differential protection DIF x x x x Zero phase current differential protection DIFG x x x x Charging current compensation CCC x x x x Distance protection DZ x x x x Power swing blocking PSB x x x x Directional earth fault protection DEF x x x x Switch on to fault protection SOTF x x ...

Page 12: ...ive protection for high impedance earth faults Overcurrent backup protection provides both inverse time overcurrent and definite time overcurrent protection 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 ...

Page 13: ...sily calculated by summing the local and remote 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 p...

Page 14: ...al 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 is input by PLC all the receive current data transmitte...

Page 15: ...ote 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 ON 1 Σ I01 2PU Σ I02 2PU 1 Communication failure etc 1 DIFG_BLOCK 1586 85 44 DIFG_FS 1619 404 43C ON 86 DIFG_TRIP DIFGFS DIFG_INST_TP 1632 1 DIFG t 0 TDIFG 0 0 10 0s Figure 2 2 3 1 Scheme Logic of Zero phase Current Differential Protection 2 2 4 Fail safe Function GRL100 prov...

Page 16: ... 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 The remote differential trip RDIF function enables the disabled terminal to trip by receiving a trip command ...

Page 17: ...nnel 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 456 455 457 458 1 1 1 RDIF A R1 1684 RDIF B R1 1685 RDIF C R1 1686 1 1 RDIF_BLOCK 1598 RDIF R1 1687 RDIF_3...

Page 18: ...puts 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 details see Section 6 5 3 In add...

Page 19: ... 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 T is indicated in Figure 2 2 7 1 The master terminal a...

Page 20: ... 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 Figure 2 2 7 2 terminal B takes ...

Page 21: ...ion 2 2 7 2 GPS based Synchronized Sampling for GPS MODE The relays at all terminals simultaneously receive the GPS clock signal once every second Figure 2 2 7 4 shows the GPS based synchronized 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 T betwe...

Page 22: ...ermines which terminal functions as the slave or master The slave terminal adjusts the local sampling timing to synchronize the sampling with other terminal which is receiving the GPS signal regularly or with the master terminal Note When two terminals are receiving the GPS signal regularly the slave terminal synchronizes with the terminal that is interlinked with port 2 of the slave terminal When...

Page 23: ...ion system the sampling timing adjustment is disabled and each terminal runs free The mode shifts from Mode 2B to Mode 2A when the apparent load current phase difference exceeds the value determined by the PDTD setting 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...

Page 24: ...he same instant to perform the differential current calculation no matter how large the transmission time delay is t t Terminal A Terminal B 4 3 2 1 0 iB 1 iA 0 iB 0 iA 1 4 3 2 1 0 Sampling address number iA 0 Differential current calculation iB 0 Figure 2 2 7 4 Calculation of Differential Current with Transmission Delay Time Protection in anomalous power system operation Even when any of the term...

Page 25: ...sitivity of the differential protection GRL100 is equipped with a charging current compensation function which continuously re calculates the charging current according to the running line voltage and compensates for it in its differential current calculation The running line voltage is measured by VT inputs to GRL100 The user enters values for line charging current and for the line voltage at whi...

Page 26: ...lt for the current differential protection scheme the blind zone fault cannot be cleared The fault 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 ex...

Page 27: ...rent 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 terminal Case 1 in Figure 2 2 10 ...

Page 28: ...C if terminal C is very close to the junction and has no power source behind it These outflows must be considered 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...

Page 29: ...igure 2 2 11 1 Dual Communication Mode 2 2 12 Application to One and a half Breaker Busbar System The GRL100 700 series can be 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 disconnector DS of terminal A is open as shown in Figure 2 2 12 1 the differe...

Page 30: ...rminal line protection six for three terminal line protection and four for dual communication for two terminal line as shown in Figure 2 2 13 1 GRL100 Terminal B Terminal A GRL100 a Two terminal Line GRL100 GRL100 Terminal B Terminal A Terminal C GRL100 b Three terminal Line Terminal B Terminal A GRL100 GRL100 c Dual Communication for Two terminal Line Figure 2 2 13 1 Signaling Channel F Terminal ...

Page 31: ... communication circuit or multiplexed communication circuit Optical interface 1310nm SM 30km class Optical interface 1550nm DSF Dispersion Shifted Fibre 80km class Optical interface 820nm GI 2km class Electrical interface in accordance with CCITT G703 1 2 1 Electrical interface in accordance with CCITT G703 1 2 2 and 1 2 3 Electrical interface in accordance with CCITT X 21 Electrical interface in ...

Page 32: ...nsitivity of less than 24dBm For details refer to Appendix K Link via multiplexer The GRL100 can be linked to a multiplexed communication circuit with an electrical or 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 fiber...

Page 33: ...X M U X TX1 TX1 RX1 RX1 O E O E b Link via Multiplexer Optical Interface CH1 CH1 CH1 CH1 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 c Link via Multiplexer Electrical Interface in accordance with CCITT G703 P N P N P N P N P N P N CH1 CH1 12 25 11 24 10 23 9 22 8 21 7 20 13 Terminal B Terminal A GRL100 GRL1...

Page 34: ...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 2 13 4 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 terminal and that the scheme s...

Page 35: ... 13 5 Dual Communication Mode 2 2 13 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 data The checks are carri...

Page 36: ... 1 00A 0 01A 0 10A Minimum current for phase difference check HYSθ 4 1 5 deg 1 deg 1 deg Phase difference check margin x TDSV 100 16000 1µs 6000µs Transmission delay time threshold setting for alarm 7 x x x TCDT1 10000 10000 1µs 0µs Transmission delay time difference setting for channel 1 6 x x x TCDT2 10000 10000 1µs 0µs Transmission delay time difference setting for channel 2 6 x x x PDTD 200 20...

Page 37: ... and other terminal s to Slave 4 OCCHK SRCθ and HYSθ are enabled by setting the TERM to 2TERM 5 AUTO2B is enabled by setting the TERM to 2TERM and SRCθ to I 6 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 7 If the channel delay time of CH1 or CH2 exceeds the...

Page 38: ... 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 terminals have different CT rat...

Page 39: ...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 system voltage differs from th...

Page 40: ...ronized 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 14 3 a and b In case of th...

Page 41: ... relay See Figure 2 2 14 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 Figure 2 2 14 3 Note The r...

Page 42: ... 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 multi phase autoreclosing with MPAR2 or MPAR3 the relay address monitoring RYIDSV in B MODE and GPS MODE must be set to OFF When the RYIDSV OFF CBLS CBDS condition is sent If shared wit...

Page 43: ...ion 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 14 3 change the terminal B to Exchange However note that the display or output such as a communication failure etc is expressed as CH1 because CH2 data is dealt with as C...

Page 44: ... characteristic combining the mho element and blinder element The blinder element BFR can be provided for each forward zone The setting of blinder element can be set independently or set common to forward zones by the scheme switch BLZONE Figures 2 3 1 1 and 2 3 1 2 show the characteristics with an independent setting Since the Z4 is used for detection of reverse faults in command protection the Z...

Page 45: ...r to coordinate the fault clearance time by the main protection with the zone 1 protection of the adjacent lines or by the remote end busbar protection zone 2 carries out time delayed tripping Zone 2 trip can be disabled by the scheme switch Z2TP Time TR T3 T2 T1 C B A Reverse Zone R Zone 2 Zone 1 Zone 3 Figure 2 3 1 3 Time Distance Characteristics of Time Stepped Distance Protection Zone 3 is mai...

Page 46: ...th fault protection This compensates measuring errors caused by the earth return of zero sequence current This allows the faulted phase reactance element to precisely measure the positive sequence impedance up to the fault point Furthermore in the case of double circuit lines zero sequence current from the parallel line is introduced to compensate for influences from zero sequence mutual coupling ...

Page 47: ...stance Protection Tripping by each zone can be blocked the PLC signal Z _BLOCK The tripping can be also blocked in the event of a failure of the secondary circuit of the voltage transformer or power swing The former is detected by the VT failure detection function The signal VTF becomes 1 when a failure is detected The latter is detected by the power swing blocking function The signal PSB becomes ...

Page 48: ...e zone 1 performs instantaneous single phase tripping and reclosing or three phase tripping and reclosing depending on the reclose mode of the autoreclose function and the type of faults single phase faults or multi phase faults if the current differential protection is out of service If the autoreclose is out of service zone 1 performs three phase final tripping for all faults Position 3 When the...

Page 49: ...arth fault Figure 2 3 1 7 gives details of the phase selection logic in Figure 2 3 1 5 In case of single phase earth fault the earth fault measuring zone 1 element Z1G with a certain phase and the phase selection element UVC with the same phase operate together and a single phase tripping command S TRIP can be output to the phase UVC C UVC B UVC A Z1G C Z1G B Z1G A 1 Z1S BC Z1S AB C B A Z1S CA S T...

Page 50: ...00 0Ω 0 1Ω 25 5Ω Z2S 0 01 50 00Ω 0 01Ω 3 00Ω Z2 reach 0 10 250 00Ω 0 01Ω 15 00Ω BFR2S 0 10 20 00Ω 0 01Ω 5 10Ω Forward right blinder reach for Z2 0 5 100 0Ω 0 1Ω 25 5Ω Z3S 0 01 50 00Ω 0 01Ω 6 00Ω Z3 reach 0 1 250 0Ω 0 1Ω 30 0Ω Z3S θ 2 45 90 1 85 Characteristic angle of mho element ZBS θ 3 0 45 1 5 Angle of directional element BFRS 0 10 20 00Ω 0 01Ω 5 10Ω Forward right blinder reach for Z3 0 5 100 0...

Page 51: ...rrent compensation for ZR R0 R1 KxsR 0 1000 1 100 Residual current compensation for ZR X0 X1 TZ1G 0 00 10 00 s 0 01 s 0 00 s Zone 1 timer TZ2G 0 00 10 00 s 0 01 s 0 30 s Zone 2 timer TZ3G 0 00 10 00 s 0 01 s 0 40 s Zone 3 timer TZRG 0 00 10 00 s 0 01 s 0 60 s Zone R timer UVC Phase selection element UVCV 10 60 V 1 V 48 V Voltage setting UVCZ 0 0 50 0Ω 0 1Ω 2 0Ω Reach setting 0 250Ω 1Ω 10Ω UVC θ 45...

Page 52: ...with BRRS Reverse left blinder BRLS θ Interlinked with BFLS θ Angle of reverse left blinder BRLS BFRG θ Fixed to 75 Angle of forward right blinder BFRG Z4G θ 2 Interlinked with Z3G θ Characteristic angle of Z4 mho element Z4BG θ 3 Interlinked with ZBG θ Angle of offset directional element BRRG θ Fixed to 75 Angle of reverse right blinder BRRG BRLG Interlinked with BRRG Reverse left blinder BRLG θ ...

Page 53: ...ure this protection it is set to 120 or greater of the protected line impedance To maintain the selectivity with zone 1 of the adjacent lines the zone 2 reach should not exceed the zone 1 reach of the shortest adjacent line The reach is set on the X axis Time delay TZ2 is set so that it may be coordinated with fault clearance afforded by the main protection of the adjacent lines If time delayed tr...

Page 54: ...to provide local backup protection equivalent to that of zone 3 of the remote terminal In such a case the reach is set so as to exceed the remote end of the longest adjacent line behind the relaying point The time delay is also set to be equivalent to that of the remote terminal the X axis when the quadrilateral characteristic is selected Z4 setting Zone 4 is the reverse fault detection for the co...

Page 55: ... end BFR to ensure coordination That is the BRR is set to a value greater than the set value of the remote end BFR e g 120 of BFR This ensures that a reverse fault that causes remote end zone 2 or zone 3 to operate is detected in local zone R and false tripping is blocked Setting of earth fault compensation factor zero sequence compensation In order to correctly measure the positive sequence imped...

Page 56: ...y for resistance and reactance components as shown in equation 2 in stead of general equation 1 VaR jVaX R1 IaR Krs 100 1 3 3I0R Krm 100 3 3IomR X1 IaX Kxs 100 1 3 3I0X Kxm 100 3 3IomX j R1 IaX Krs 100 1 3 3I0X Krm 100 3 3IomX X1 IaR Kxs 100 1 3 3I0R Kxm 100 3 3IomR 2 where Kxs compensation factor Kxs X0 X1 100 Krs compensation factor Krs R0 R1 100 Kxm compensation factor Kxm Xom X1 100 Krm compen...

Page 57: ... caused by the mutual zero sequence current of the parallel line When an earth fault on the parallel line occurs the ZPCC does not operate and the compensation of parallel line is not performed to prevent overreach The operating condition of the ZPCC is as follows 3I0 3Iom 0 8 Charging current compensation When distance protection is applied to underground cables or long distance overhead lines th...

Page 58: ...ting of phase selection element Phase selection is required only for faults on the protected line Therefore impedance reach setting UVCZ is set to 120 of the positive sequence impedance of the protected line Impedance angle setting UVC θ is set the same as the protected line angle Undervoltage setting UVCV is set higher than the estimated maximum fault voltage at the fault point for a single phase...

Page 59: ...e sufficient dependability for faults on lines that contain open terminals or weak infeed terminals for which zone 1 cannot operate Faults near open terminals or weak infeed terminals are removed by delayed tripping of zone 2 elements at remote terminals Since only the operating signal of the underreaching element is transmitted it is not necessary to distinguish a transmit signal from a receive s...

Page 60: ...lt Remarks TSBCT 0 00 1 00s 0 01s 0 10s CRSCM PUP POP UOP BOP POP Carrier protection mode DISCR OFF ON OFF Distance carrier protection enable ZONESEL Z2 Z3 Z2 Overreaching element selection PSB CR OFF ON ON Power swing blocking 2 3 2 2 Permissive Overreach Protection Application In permissive overreach protection POP the terminal on which the forward overreaching element operates transmits a trip ...

Page 61: ...e current reversal logic CRL has not picked up The circuit breaker is opened and a trip permission signal CR is received from the other terminal The forward overreaching zone 2 or zone 3 and reverse looking Z4 have not operated and a trip permission signal is received from the other terminal The last two are implemented when an echo function ECH is selected Refer to Section 2 3 2 5 for echo functi...

Page 62: ...rvoltage detection phase fault UVLG 10 60 V 1V 45V Undervoltage detection earth fault Z4S 0 01 50 00Ω 0 01Ω 8 00Ω Z4 reach 0 1 250 0Ω 0 1Ω 40 0Ω BRRS 0 10 20 00Ω 0 01Ω 5 10Ω Reverse right blinder reach 0 5 100 0Ω 0 1Ω 25 5Ω Z4G 0 01 100 00Ω 0 01Ω 8 00Ω Z4 reach 0 1 500 0Ω 0 1Ω 40 0Ω BRRG 0 10 20 00Ω 0 01Ω 5 10Ω Reverse right blinder reach 0 5 100 0Ω 0 1Ω 25 5Ω TREBK 0 00 10 00s 0 01s 0 10s Current...

Page 63: ... 2 Zone 2 setting at remote end When zone 3 is selected Z4 setting 1 2 Zone 3 setting at remote end In both cases BRR setting 1 2 BFR setting at remote end 2 3 2 3 Unblocking Overreach Protection Application If a power line carrier is used as the telecommunication media there is a possibility that the dependability of the PUP and POP could be reduced This is because the trip permission signal must...

Page 64: ...or multiplex channels one channel for each direction can be used Scheme Logic Figure 2 3 2 3 shows the scheme logic of the UOP The logic level of transmit signal CS and receive signal R1 CR and R2 CR is 1 for a trip block signal and 0 for a trip permission signal The UOP changes its transmit signal CS from a trip block signal to trip permission signal under one of the following conditions The logi...

Page 65: ...V Undervoltage detection earth fault Z4S 0 01 50 00Ω 0 01Ω 8 00Ω Z4 reach 0 1 250 0Ω 0 1Ω 40 0Ω BRRS 0 10 20 00Ω 0 01Ω 5 10Ω Reverse right blinder reach 0 5 100 0Ω 0 1Ω 25 5Ω Z4G 0 01 100 00Ω 0 01Ω 8 00Ω Z4 reach 0 1 500 0Ω 0 1Ω 40 0Ω BRRG 0 10 20 00Ω 0 01Ω 5 10Ω Reverse right blinder reach 0 5 100 0Ω 0 1Ω 25 5Ω TREBK 0 00 10 00s 0 01s 0 10s Current reversal block time TSBCT 0 00 1 00s 0 01s 0 10s...

Page 66: ...ng 1 2 BFR setting at remote end 2 3 2 4 Blocking Overreach Protection Application In blocking overreach protection BOP each terminal normally transmits a trip permission signal and transmits a trip block signal if the reverse looking Z4 operates and the forward overreaching element does not operate Tripping of the local circuit breaker is performed on condition that the forward overreaching eleme...

Page 67: ...erates and at the same time the forward overreaching element zone 2 or zone 3 selected by the scheme switch ZONESEL does not operate CS becomes 1 and a trip block signal is transmitted When this condition continues for 20 ms or more current reversal logic is picked up and a drop off delay time of TREBK setting is given to reset the transmission of the trip block signal Transmission of a trip permi...

Page 68: ...inder BRRS BRLS Interlinked with BRRS Reverse left blinder BRLS θ Interlinked with BFLS θ Angle of reverse left blinder BRLS Z4G θ 2 Interlinked with Z3G θ Characteristic angle of Z4 mho element Z4BG θ 3 Interlinked with ZBG θ Angle of Z4 directional element BRRG θ Fixed to 75 Angle of reverse right blinder BRRG BRLG Interlinked with BRRG Reverse left blinder BRLG θ Interlinked with BFLG θ Angle o...

Page 69: ...locking signal to the remote terminal When the circuit breaker is open CB OR 1 too the echo function sends back the trip permission signal or stops sending the blocking signal Timer TECCB is used to set the time from CB opened to the echo logic enabled The terminal on which the forward overreaching element has operated can be tripped at high speed by this echoed signal Once the forward overreachin...

Page 70: ...reaker may cause a fault current reversal on healthy lines This phenomenon may cause false operation of the POP UOP and BOP schemes in the worst case To prevent this the POP UOP and BOP are provided with current reversal logic With the parallel line arrangement as shown in Figure 2 3 2 7 a suppose that a fault occurs at time t1 at point F of line L1 A1 trips at time t2 first and then B1 trips at t...

Page 71: ... shown in Figure 2 3 2 7 b the current reversal logic of terminal A2 operates CRL 1 immediately after the fault occurs This operation lasts for TREBK setting even after the current is reversed and Z3 operates continuously blocking the local tripping and transmitting a trip block signal to the terminal B2 Even if overlap arises due to current reversal on the operation of Z3 at terminal A2 and termi...

Page 72: ...sed for the phase selection logic as phase fault detector The UVLS is also used for fault location If the distance measuring element for phase fault Z3S or Z2S is operating when a TRIP is input a three phase tripping command M TRIP is output 1 M TRIP 1 Z3S CA Z3S BC Z3S AB 1 S TRIP C B A TRIP 1 Z3G C Z3G B Z3G A UVC C UVC B UVC A 608 609 610 566 567 568 581 582 583 Figure 2 3 2 9 Phase Selection L...

Page 73: ... case signals CH1 and CH2 are used for distance protection and directional earth protection respectively If the scheme switch CH DEF is set to CH1 the signal CH1 is shared by the both protections When directional earth fault command protection is used with PUP scheme signal channel is separated irrespective of CH DEF setting Following table shows the scheme switch settings and usable signals Use o...

Page 74: ...by which the resistance at the fault point changes gradually GRL100 can provide a high speed protection for one and two phase faults which occur during a power swing by using negative sequence directional element and any of the command protection PUP POP UOP and BOP Three phase faults during a power swing are eliminated by distance and overcurrent backup protection Scheme logic A power swing is de...

Page 75: ...AB 594 PSBSOUT BC 595 PSBSOUT CA 765 590 PSBGIN A 591 PSBGIN B 592 PSBGIN C 587 PSBGOUT A 588 PSBGOUT B 589 PSNGOUT C S Q F F R PSBGIN PSBGOUT PSBG_DET TPSB t 0 0 02 0 06s T2 t 0 0 5s 764 1 PSB_DET 766 PSB_BLOCK 1877 PSB_F RESET 1987 1 1 1 Figure 2 3 3 2 Power Swing Detection Logic One and two phase faults can be protected with the command protection even during a power swing The PSB can be disabl...

Page 76: ...han the Z4 the PEB IN reach depends on the ZR reach Therefore the ZR must be set less than the Z4 whether the ZR used or not The right side forward and reverse blinders for PSBIN are shared with the right side forward and reverse blinders of the distance protection characteristic BFRS BFRG and BRRS BRRG respectively ensuring that the PSB element coordinates properly with the protection for both mh...

Page 77: ...DEFCRT_BLOCK 1875 Figure 2 4 1 Directional Earth Fault Protection The directional earth fault command protection provides the POP UOP and BOP schemes using forward looking DEFF and reverse looking DEFR elements All schemes execute three phase tripping and autoreclose The command protection is disabled during a single phase autoreclosing period CB DISCR 1 The directional earth fault protection as b...

Page 78: ...2 3 2 9 The DEF command protection can select fast tripping or delayed tripping by a timer setting Delayed tripping is used when it is desired to give priority to distance protection The DEF command protection is blocked during a single phase autoreclose period by the distance protection CB DISCR 1 The signal CB DISCR is generated with the binary input signals PLC signals of circuit breaker auxili...

Page 79: ...the POP and a trip block signal for the UOP In the event of an internal fault the POP transmits a signal while the UOP stops transmission In Figure 2 4 1 3 a signal is transmitted when CS becomes 1 and when the signal is received CR DEF becomes 1 When the DEFF operates CS becomes 1 for the POP and a signal that is a trip permission signal is transmitted For the UOP CS becomes 0 and transmission of...

Page 80: ...on at this time is blocked by Z2 or Z3 and Z4 indicated by a dotted line in Figure 2 4 1 4 ON 1 200ms t 0 T2 T1 250ms 0 t 50ms 0 t ECHO 1 CB OR 1 R1 CR DEF TECCB 0 00 200 00s t 0 DEFFCR DEFRY CS CS Carrier send signal Signal No Signal name 886 CAR S for Distance and DEF command protection CH1 887 DECAR S for DEF command protection CH2 ECHO1_DEF 1 1 200ms t 0 T2 50ms 0 t 1 R2 CR DEF ECHO1_DEF 2 R1 ...

Page 81: ...from remote terminal 1 CH1 1857 CAR R1 2 Trip carrier signal from remote terminal 1 CH2 R2 CR DEF Trip permission signal from the remote terminal 2 in 3 terminal application Signal No Signal name Description 1864 CAR R2 1 Trip carrier signal from remote terminal 2 CH1 1865 CAR R2 2 Trip carrier signal from remote terminal 2 CH2 Figure 2 4 1 6 DEF BOP Scheme Logic With the BOP the signal transmitte...

Page 82: ...s 0 10s SBCNT timer TECCB 0 00 200 00s 0 01s 0 10 ECHO enable timer from CB opened CRSCM PUP POP UOP BOP POP Scheme selection DISCR OFF ON OFF Distance carrier protection enable DEFCR OFF ON OFF DEF carrier protection enable ZONESEL Z2 Z3 Z2 Carrier control element ECHO OFF ON OFF ECHO carrier send WKIT OFF ON OFF Weak infeed carrier trip CH DEF CH1 CH2 CH1 DEF carrier channel setting Current valu...

Page 83: ... 85 Characteristic angle DEFFEN OFF ON OFF Forward DEF backup trip enable DEFREN OFF ON OFF Reverse DEF backup trip enable EFIBT OFF NOD F R NOD EFI directional control Current values shown in the parentheses are in the case of 1 A rating Other current values are in the case of 5 A rating The DEF element is shared with the command protection The EFIBT is the scheme switch for directional control s...

Page 84: ...ion 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 The OC and OCI protections can connect to the Fail safe elements by PLC Then the outputs of Fail safe elements are connected to OC A_FS OC B_FS OC C_FS OCI A_FS OCI...

Page 85: ...et If the reset time is set to instantaneous then no intentional delay is added As soon as the energising current falls below the reset threshold the element returns to its reset condition If the reset time is set to some value in seconds then an intentional delay is added to the reset period If the energising current exceeds the setting for a transient period without causing tripping then resetti...

Page 86: ...ent Settings in Radial System Time setting Time setting is performed to provide selectivity in relation with the relays on the adjacent lines Suppose a minimum source impedance when the current flowing in the relay becomes the maximum In Figure 2 5 1 1 in the event of a fault at near end F2 of the adjacent line the operating time is set so that terminal A may operate by time grading Tc behind term...

Page 87: ...spective of the magnitude of the fault current and selective protection is implemented by graded settings of the on delay timer As a result the circuit breaker of the terminal most remote from the power source is tripped in the shortest time When setting the on delay timers time grading margin Tc is obtained in the same way as explained in Section 2 5 1 Setting The setting elements necessary for t...

Page 88: ...ing is available TR1 A TP 419 418 423 420 421 1 1 1 TR1 A R1 1688 TR1 B R1 1689 TR1 C R1 1690 425 424 1 1 TR1_BLOCK 1595 TR1 A R2 1720 TR1 B R2 1721 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 16...

Page 89: ... 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 7 1 Out of step Loci Voltage phase angle di...

Page 90: ... 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 switch OST is set to Tr...

Page 91: ... 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 characteristic of the thermal over...

Page 92: ...he 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 BLOCK and THM BLOCK T A THM TH...

Page 93: ...m 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 minimum level of previous load current to be used by the thermal element and is typically used when testing the element For the majority of applicati...

Page 94: ...otection Definite time reset The definite time resetting characteristic is applied to the OVS1 and OVG1 elements when the inverse time delay is used If definite time resetting is selected and the delay period is set to instantaneous then no intentional delay is added As soon as the energising voltage falls below the reset threshold the element returns to its reset condition If the delay period is ...

Page 95: ...on is selected by setting OV 1EN to IDMT and trip signal OV 1_TRIP is given The OVS1 and OVG1 protections can be disabled by the scheme switch OV 1EN or the PLC signal OV 1_BLOCK These protections are available to trip instantaneously by the PLC signal OV 1_INST_TP except for OV 1EN OFF setting Figures 2 9 1 2 b and 2 9 1 3 b show the scheme logic of the OVS2 and OVG2 protection with definite time...

Page 96: ...831 832 On OVS2EN b OVS2 Overvoltage Protection Figure 2 9 1 2 OVS Overvoltage Protection 1 1 1 OVG1_TRIP 1 0 00 300 00s TOG1 t 0 t 0 t 0 A OVG1 B C OVG1 C_TRIP OVG1 A_TRIP OVG1 B_TRIP 1 1 OVG1_BLOCK 1924 OVG1_INST_TP 1956 645 646 647 833 834 835 836 DT IDMT OVG1EN 1 a OVG1 Overvoltage Protection 1 1 1 OVG2_ALARM 1 0 00 300 00s TOG2 t 0 t 0 t 0 A OVG2 B C OVG2 C_ALM OVG2 A_ALM OVG2 B_ALM 1 OVG2_BL...

Page 97: ...TOS2 0 00 300 00 s 0 01 s 0 10 s OVS2 definite time setting OS2DP 10 98 1 95 OVS2 DO PU ratio setting OVG1 5 0 150 0 V 0 1V 70 0 V OVG1 threshold setting TOG1I 0 05 100 00 0 01 10 00 OVG1 time multiplier setting Required if OVG1EN IDMT TOG1 0 00 300 00 s 0 01 s 0 10 s OVG1 definite time setting Required if ZOV1EN DT TOG1R 0 0 300 0 s 0 1 s 0 0 s OVG1 definite time delayed reset OG1DP 10 98 1 95 OV...

Page 98: ...te time reset The definite time resetting characteristic is applied to the UVS1 and UVG1 elements when the inverse time delay is used If definite time resetting is selected and the delay period is set to instantaneous then no intentional delay is added As soon as the energising voltage rises above the reset threshold the element returns to its reset condition If the delay period is set to some val...

Page 99: ...UV 1EN or the PLC signal UV 1_BLOCK These protections are available to trip instantaneously by the PLC signal UV 1_INST_TP except for UV 1EN OFF setting Figures 2 9 2 2 b and 2 9 2 3 b shows the scheme logic of the UVS2 and UVG2 protection with definite time characteristic The UV 2 gives the signal UV 2_ALARM through delayed pick up timer TU 2 The UV 2_ALARM can be blocked by incorporated scheme s...

Page 100: ... UVS1 Undervoltage Protection ON UVS2EN 0 00 300 00s TUS2 t 0 t 0 t 0 AB UVS2 BC CA UVS2_ALARM 1 UVS2 CA_ALM UVS2 AB_ALM UVS2 BC_ALM NON UVSBLK 1 1 1 1 UVS2_BLOCK 1929 UVS2_INST_TP 1961 845 846 847 848 666 667 668 b UVS2 Undervoltage Protection Figure 2 9 2 2 UVS Undervoltage Protection 1 1 1 UVG1_TRIP 1 1 0 00 300 00s TUG1 t 0 t 0 t 0 NON UVGBLK ON VBLKEN OFF UVTST UVGBLK 1 UVG1 C_TRIP UVG1 B_TRI...

Page 101: ... definite time delayed reset UVS2 5 0 150 0 V 0 1 V 40 0 V UV2 threshold setting TUS2 0 00 300 00 s 0 01 s 0 10 s UV2 definite time setting VSBLK 5 0 20 0 V 0 1 V 10 0 V Undervoltage block threshold setting UVG1 5 0 150 0 V 0 1 V 35 0 V UVS1 threshold setting TUG1I 0 05 100 00 0 01 10 00 UVSI time multiplier setting Required if UVS1EN IDMT TUG1 0 00 300 00 s 0 01 s 0 10 s UVS1 definite time settin...

Page 102: ...ries fault assuming that the positive negative and zero sequence impedance of the left and right side system of the fault location is in the ratio of k1 to 1 k1 k2 to 1 k2 and k0 to 1 k0 Figure 2 10 1 Equivalent Circuit for a Single phase Series Fault Positive phase sequence Single phase series fault Zero phase sequence k2Z2 1 k2 Z2 k0Z0 1 k0 Z0 E1A E1B I1F I1F I2F I2F I0F I0F Negative phase seque...

Page 103: ...ce difference in phase angle and magnitude between the power source voltages behind both ends Broken conductor protection element BCD detects series faults by measuring the ratio of negative to positive phase sequence currents I2F I1F This ratio is given with negative and zero sequence impedance of the system I2F I1F I2F I1F Z0 Z2 Z0 The ratio is higher than 0 5 in a system when the zero sequence ...

Page 104: ...me setting BCDEN Off On Off BCD Enable Minimum setting of the BC threshold is restricted by the negative phase sequence current normally present on the system The ratio I2 I1 of the system is measured in the relay continuously and displayed on the metering screen of the relay front panel along with the maximum value of the last 15 minutes I21 max It is recommended to check the display at the commi...

Page 105: ...ping 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 failure in the event of an evolving fault Scheme logic The BFP is performed on an individual phase basis Figure 2 11 1 show...

Page 106: ...rip 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 unavoidable If the original breaker fails retrip has no effect and the OCBF continues operating and the TBF2 is picke...

Page 107: ...CBF 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 11 2 and the reset time of the overcurrent element Toc in Figure 2 11 2 The timer setting example when using retr...

Page 108: ...or faults other than close up three phase faults One of the zone 1 to zone R elements can be used for the SOTF protection Scheme logic The scheme logic for the SOTF protection is shown in Figure 2 12 1 The SOTF protection issues a three phase tripping signal M TRIP for the operation of an overcurrent element OCH or distance measuring elements Z1 to ZＲ for 500 ms after the circuit breaker is closed...

Page 109: ... timer SOTF OC OFF ON ON Overcurrent tripping SOTF Z1 OFF ON OFF Zone 1 tripping SOTF Z2 OFF ON OFF Zone 2 tripping SOTF Z3 OFF ON OFF Zone 3 tripping SOTF R OFF ON OFF Zone R tripping SOTF DL CB UV BOTH CB SOTF control Current values shown in the parentheses are in the case of 1 A rating Other current values are in the case of 5 A rating The OCH element and its setting are common with the stub pr...

Page 110: ... is set to DIF and the disconnector is open DS 0 the signal STUB ON is generated and used to reset the receiving current data from terminal B to zero Thus terminal A does not need to operate unnecessarily in response to fault F2 Terminal B detects that terminal A is out of service with the out of service detection logic and resets the receiving current data from terminal A to zero and so does not ...

Page 111: ...600 OCH B 601 OCH C OCHTP_ON 1986 OCH_BLOCK 1902 821 OCH_TRIP 822 OCH A_TRIP 823 OCH B_TRIP 824 OCH C_TRIP OCH_TRIP Figure 2 13 2 1 Stub Protection Scheme Logic 2 13 3 Setting The setting elements necessary for the stub protection and their setting ranges are as follows Element Range Step Default Remarks STUB OFF ON OFF STUB DIF protection OCH 2 0 10 0 A 0 1 A 6 0 A Overcurrent setting for STUB OC...

Page 112: ... FS A_TP OC A_TP OCI A_TP TR1 A_TP TR2 A_TP 0 t 1 60ms by PLC trip B phase 0 t 1 1 1 60ms by PLC trip C phase OSTT STUB ON M TRIPA RETRIP B RETRIP A RETRIP C 0 t 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 ...

Page 113: ...ping 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 relay fr...

Page 114: ...ontinues 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 convenient for maintaining pow...

Page 115: ... 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 above are effective If a faul...

Page 116: ...r 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 When tripping is performed by the DEF command protection and the autoreclose selection switch ARC DEFC is set to OFF If autoreclosing is not ready a three phase tripping command M TRIPA is output for all tripping modes At th...

Page 117: ...s 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 15 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 TRIP A to C After the dead ...

Page 118: ...med when the TSPR is picked up Figure 2 15 2 2 Autoreclose for Evolving Fault As shown in the figure if an evoving fault occurs before the TEVLV is picked up three phase tripping 3φtrip is performed If this occurs the TSPR and TEVLV are reset and the TTPR1 is now started After the TTPR1 is picked up three phase reclosing is performed based on the status of the voltage and synchronism check element...

Page 119: ...timer TLBD1 is picked up This detects the live bus and dead line condition Busbar undervoltage detector UVB and line overvoltage detector OVL1 operate and on delay timer TDBL1 is picked up This detects the dead bus and live line condition Using the scheme switch VCHK the energizing direction can be selected Setting of VCHK Energizing control LB Reclosed under the live bus and dead line condition o...

Page 120: ...sbar 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 15 2 4 VTPSEL This switch is used to match the voltage phases If the A phase voltage or A phase to B phase voltage is used as a reference voltage A is selected VT RATE This switch is used to match the magnitude and phase angle PH G is selected ...

Page 121: ...nt 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 parallel line are assigned to the binary output relays as shown in Appendi...

Page 122: ...le 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 To Parallel Line LINK M2 ARC M LINK B 1 1 1 1 1 1 External CB close sign...

Page 123: ... 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 15 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 autoreclose is performed A...

Page 124: ...ic 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 performed for all fau...

Page 125: ...mmands 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 scheme logic of the circui...

Page 126: ...ignals 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 starting the follower CB in n...

Page 127: ...30 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 0 TMPR2 MPR F2 ST REQ 1839...

Page 128: ... 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 SYN OP 57 58 60 61 59 159 62 63 ...

Page 129: ... 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 synchronism check only OFF Both breakers are reclosed without voltage and synchronism check Multi p...

Page 130: ...S 2 15 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 2000 VT ratio for line differential protection VTs1 1 20000 1 2000 VT ratio for voltage and synchronism check TSPR1 0 01 10 00s 0 01s 0 80s Dead time for single phase autoreclose and multi phase autoreclose TTPR1 0 01 100 00s 0 ...

Page 131: ...k element as shown in Figure 2 16 9 1 In a voltage setting set SY1UV SY1OV OVB UVB OVL1 and UVL1 based on the VT rating for voltage and synchronism check When a voltage rating between line VT and busbar VT is different as shown in Figure 2 15 2 10 the voltage input from VT is matched to the rating of VTs1 using the setting of VT and VTs1 CB Line VT Busbar VT VT setting GRL100 Busbar Line VL X VTs1...

Page 132: ... 1s Dead time for multi phase autoreclode of follower breaker TRDY2 5 300s 1s 60s Reclaim time of follower breaker SYN2 Synchronism check SY2 θ 5 75 1 30 SY2UV 10 150V 1V 83V SY2OV 10 150V 1V 51V OVL2 10 150V 1V 51V Live line check UVL2 10 150V 1V 13V Dead line check TSYN2 0 01 10 00s 0 01s 1 00s Synchronism check time TLBD2 0 01 1 00s 0 01s 0 05s Voltage check time TDBL2 0 01 1 00s 0 01s 0 05s Vo...

Page 133: ...acteristic 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 saturation occurs at the exte...

Page 134: ...rent see Sections 2 2 10 and 2 2 12 2 16 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 16 2 1 represents the percentage restraining characteristic of the residual current differential element D...

Page 135: ...roaches upon the load impedance The blinder element BFR can be provided for each forward zone The setting of blinder element can be set independently or set common to forward zones by the scheme switch BLZONE Z1 Z2 Z3 Z4 BFR1 2 3 BRR Z1 Z2 Z3 Z4 BFR1 2 3 BRR Z3Sθ Z1Sθ1 75 Z3Gθ Z1Gθ1 75 ZR ZR a Phase fault element b Earth fault element Figure 2 16 3 1 Mho based Characteristics As shown in Figure 2 ...

Page 136: ...Offset Reach for Backup Tripping Zone 1 and zone 2 can trip on condition that zone 3 has operated in both characteristics The power swing blocking elements PSBS and PSBG are a combination of the reactance element and blinder element as shown in Figure 2 16 3 4 The outer element PSBOUT encloses the inner element PSBIN with a settable width of PSBZ PSBZ PSBZ PSBZ 0 PSBZ PSBIN PSBOUT R X Z3 Z4 ZR Fig...

Page 137: ...cteristic on the impedance plane is obtained by dividing the voltage in Figure 2 16 3 5 by current I Figure 2 16 3 5 Mho Element Both the phase fault mho element and earth fault mho element of the GRL100 employ a dual polarization self polarization plus cross polarization Its polarizing voltage Vp is expressed by the following equations For B to C phase phase fault element Vpbc 3 Va V0 90 Vbc For ...

Page 138: ... The Z2 and Z3 do not have the modifying function mentioned above Figure 2 16 3 6 Offset of Z1 in Three phase Fault Offset mho element Three independent offset mho elements are used for Z1 for phase faults reverse zone ZR2 and Z4 for phase faults The characteristics of each offset mho element are obtained by comparing the phases between signals S1 and S2 If the angle between these signals is 90 or...

Page 139: ...c R Xs tan 90 θ2 Xs X tan 90 θ1 where R resistance component of measured impedance X reactance component of measured impedance Xs reach setting The reactance element characteristic of Z2 and ZR is given by a parallel line to the R axis R and X are calculated using an integration approximation algorithm The reactance element provides high measurement accuracy even in the presence of power system fr...

Page 140: ...orward blinder and the reverse blinder The operating area of the forward blinder is the zone enclosed by the lines BFR and BFL and that of the reverse blinder is the zone enclosed by the lines BRR and BRL The BFR has an angle θ of 75 to the R axis and BFL 90 to 135 The angle of BRL is linked with that of BFL a Forward blinder b Reverse blinder BRL R X Rs θ 75 BRR X R θ 75 BFR BFL R Rs X Rs Figure ...

Page 141: ...ed by the following equations For BRR X R Rs tan 75 For BRL X R Rs tan 180 θ where R resistance component of measured impedance X reactance component of measured impedance Rs reach setting The reach settings of BFR and BRR are made on the R axis The BRL setting is interlinked with the BRR setting If the minimum load impedance is known then assuming a worst case load angle of 30 and a margin of 80 ...

Page 142: ...the memorized pre fault voltages This memory is retained for two cycles after a fault occurs The polarizing voltage for the earth fault element has no memory action When a three phase fault occurs within zone 1 the phase fault element for zone 1 is modified to an offset characteristic as shown in Figure 2 16 3 11 This together with voltage memory action enables zone 1 to perform tripping with a ti...

Page 143: ...xed to 1 5Ω in 5A rating and 7 5Ω in 1A rating 2 16 4 Phase Selection Element UVC The phase selection element has the undervoltage characteristic shown in Figure 2 16 4 1 and is used to select a faulty phase in case of a single phase to earth fault I V Vs IZs θ Figure 2 16 4 1 Phase Selection Element The characteristic is obtained by a combination of the equations below If equation 1 or equation 2...

Page 144: ...all under load conditions where the current and voltage have almost the same phase angle 2 16 5 Directional Earth Fault Elements DEFF and DEFR There are two types of directional earth fault element the forward looking element DEFF and reverse looking element DEFR Their characteristics are shown in Figure 2 16 5 1 Both the DEFF and DEFR use a residual voltage as their polarizing voltage and determi...

Page 145: ...6 6 1 the IDMT element has one long 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 16 6 1 IDMT Characteristics These characteristics are expre...

Page 146: ...t 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 16 8 1 Out of Step Element VB is further required to stay at each quadrant for a set time 1 5 cycles to avoid ...

Page 147: ...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 16 9 1 Synchronism Check Element The voltage difference is checked by the following equations SY1OV VB SY1UV SY1OV VL SY1UV where VB busbar voltage VL l...

Page 148: ...ge Detection The operation decision is made by the following equation IM IN Is where IM present current IN current one cycle before Is fixed setting 2 16 11 Level Detectors In addition to those explained above GRL100 has overcurrent overvoltage and undervoltage level detectors described below All level detectors except for undervoltage level detectors UVFS and UVFG and overcurrent level detector O...

Page 149: ... phase voltage while the UVLG measures a phase to earth voltage Their sensitivity can be set These detectors are used for weak infeed tripping The following two level detectors require high speed operation or high speed reset Undervoltage detector UVFS and UVFG The UVFS measures a phase to phase voltage while the UVFG measures a phase to earth voltage Their sensitivity can be set These detectors a...

Page 150: ... 2 5 km for faults at a distance of up to 100 km and a maximum of 2 5 for faults at a distance between 100 km and 399 9 km The location error in fault location using local and remote ends data is a maximum of 2 0 km for faults at a distance of up to 100 km and a maximum of 2 0 for faults at a distance between 100 km and 399 9 km at the positive differential current more than In rated current If a ...

Page 151: ...at the local and remote terminals and the voltage at the fault point are expressed by Equations 1 and 2 VA IA VB Z IB χ 1 χ Terminal A Terminal B Fault Vf Figure 2 17 4 1 Two terminal Model VA χZ IA Vf 1 VB 1 χ Z IB Vf 2 where VA voltage at terminal A IA current at terminal A VB voltage at terminal B IB current at terminal B χ distance from terminal A to fault point as a ratio to line length Vf vo...

Page 152: ...is calculated using Equation 5 assuming that the fault is between terminal A and 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 termina...

Page 153: ... equation 1 and 2 using the local voltage and current of the fault phase and a current change before and after the fault occurrence The current change before and after the fault occurrence represented by Iβ and Iα is used as the reference current The impedance imbalance compensation factor is used to maintain high measuring accuracy even when the impedance of each phase has great variations Distan...

Page 154: ... zero sequence impedance R0m resistance component of line mutual zero sequence impedance X0m reactance component of line mutual zero sequence impedance Ka impedance imbalance compensation factor Im imaginary part in parentheses Re real part in parentheses L line length km Equations 1 and 2 are general expressions when lines are treated as having lumped constants and these expressions are sufficien...

Page 155: ... section is from the local terminal to the junction the second is from the junction to remote terminal 1 and the third is from the junction to remote terminal 2 The line constants are input for each section in the same way as the two terminal application Note that remote terminals 1 and 2 are automatically set according to the communication system setup Remote terminal 1 is a terminal to which loc...

Page 156: ... 9 km 0 1 km 50 0 km Line length from junction to remote terminal 1 Section 3 3R1 0 00 199 99 Ω 0 0 999 9 Ω 0 10 Ω 0 1 Ω 0 20 Ω 1 0 Ω 3X1 0 00 199 99 Ω 0 0 999 9 Ω 0 10 Ω 0 1 Ω 2 00 Ω 10 0 Ω 3Line 0 0 399 9 km 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 3...

Page 157: ... Zca 3 10 Z0m Zam Zbm Zcm 3 Kab Zaa Zbb 2 Zab Z1 Kbc Zbb Zcc 2 Zbc Z1 Kca Zcc Zaa 2 Zca Z1 11 Ka Zaa Zab Zca 2 Z1 Kb Zbb Zbc Zab 2 Z1 Kc Zcc Zca Zab 2 Z1 The scheme switch FL Z0B is used when zero sequence compensation of the parallel line is not performed in double circuit line The switch FL Z0B is set to OFF when the current input to the earth fault measuring element is compensated by residual c...

Page 158: ...9 9 Ω 0 1 Ω 10 0Ω Kab 80 120 1 100 Kbc 80 120 1 100 Kca 80 120 1 100 Ka 80 120 1 100 Kb 80 120 1 100 Kc 80 120 1 100 Line 0 0 399 9 km 0 1 km 50 0km Line length from local terminal to junction if three terminal application FL Z0B OFF ON OFF ZOB L 0 0 199 99 Ω 0 01 Ω 2 00Ω 0 0 999 9 Ω 0 1 Ω 10 0Ω ZOB R 0 0 199 99 Ω 0 01 Ω 2 00Ω 0 0 999 9 Ω 0 1 Ω 10 0Ω UVLS 50 100V 1V 77V Phase fault detection Ohmic...

Page 159: ...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 on the model Binary input and output module 1 IO1 Binary output module 3 IO3 Binary output module 4 IO4 Bina...

Page 160: ... IO1 IO2 IO3 IO4 IO5 IO6 HMI 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 3 IO5 IO4 IO5 IO4 IO 3 IO 4 SPM IO 2 VCT IO 1 Note IO 1 is IO1 module IO 2 IO 3 and IO 4 are IO2 IO5 and IO4 module respectively w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 161: ...id 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 Binary input 3 14...

Page 162: ... mounted in the transformer module and an additional 5 auxiliary VTs The reference between terminal numbers and 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 from the external cl...

Page 163: ... 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 memories RAM and ROM parallel to...

Page 164: ...signals and 6 auxiliary relays TP A1 to TP C2 dedicated to the circuit breaker tripping command The input voltage rating of the DC DC converter is 24V 48V 110V 125V or 220V 250V The normal range of input voltage is 20 to 20 The six or three tripping command auxiliary relays are the high speed operation type and have one normally open output contact Auxiliary relay high speed DC DC converter FG BI ...

Page 165: ... 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 coupler BO FAIL BO13 BO 3 BO 1...

Page 166: ...ule 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 3 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 4 IO4 Module w w w E l e c t r i c a l P a r t M a n u a l s ...

Page 167: ... 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 5 IO5 Module Auxiliary relay BO BO BO BO Photo coupler Binary output signals BI BI BI BI Binary input signals 7 6 Figure 3...

Page 168: ... 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 TRIP LED is controlled with the scheme switch AOLED whether it is lit or not by an output of alarm e...

Page 169: ...FFERENTIAL PROTECTION GRL100 Operation keys Light emitting diode 100 110 115 120V Liquid crystal display Monitoring jack RS232C connector 701B 31 10 Figure 3 1 5 1 Front Panel w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 170: ...driving contact conditions and functions enabled Input signals are configurable and depend on the GRL100 models See Appendix G for the default settings and external connections Note For the three phase binary input signals of Interlink A B and C interlink signals of the parallel line are applied The interlink signals are assigned to the binary output relays as LINK A1 B1 and C1 in two terminal lin...

Page 171: ... RECEIVE R1 1857 CAR R1 2 BI15 DEF SIGNAL RECEIVE R2 1865 CAR R2 2 IO 2 BI16 EXTERNAL TRIP A Ph 1551 1556 EXT_TRIP A EXT_CBFIN A BI17 EXTERNAL TRIP B Ph 1552 1557 EXT_TRIP B EXT_CBFIN B BI18 EXTERNAL TRIP C Ph 1553 1558 EXT_TRIP C EXT_CBFIN C IO 3 BI19 CARRIER PROTECTION BLOCK 1544 CRT_BLOCK BI20 EXTERNAL CB CLOSE COMMAND 1545 CB_CLOSE BI21 INDICATION RESET 1549 IND RESET BI22 CB1 AUTORECLISNG REA...

Page 172: ...d as shown in Figure 3 2 1 2 to use in the scheme logic 1 CB AND 1 1 CB OR CB DISCR CB1_CONT A 1536 CB1_CONT B 1537 CB1_CONT C 1538 720 721 BI1_command BI2_command BI3_command Default setting Figure 3 2 1 2 Circuit Breaker Signals Transformation w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 173: ...ure 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 the PC softwa...

Page 174: ... 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 Max Ia Ib Ic Maximum amplitud...

Page 175: ...and the system checks that the DC 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 re...

Page 176: ...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 Undervoltage element for CTF CTFOVG CFOVG Zero sequence overvoltage element for CTF Figure 3 3 4 1 CTF Detection Logic Setting The setting elements necessary for the CTF and their setting ranges are as follows Element Range Step Default Re...

Page 177: ...ement OCD1 does not operate OCD1 0 VTF2 The residual overcurrent element EFL does not operate EFL 0 the residual overvoltage element OVG operates OVG 1 and the phase current change detection element OCD1 does not operate OCD1 0 In order to prevent detection of false VT failures due to unequal pole closing of the circuit breaker the VTFS is blocked for 200 ms after line energisation The trip block ...

Page 178: ... of 1 A rating Other current values are in the case of 5 A rating The following elements have fixed setting values Element Setting Remarks OCD1 Fixed to 0 5 A Current change detection Fixed to 0 1 A OVG Fixed to 20 V Residual overvoltage Current value shown in the parentheses is in the case of 1 A rating Other current value is in the case of 5 A rating When setting the UVFS UVFG and EFL the maximu...

Page 179: ...pted Note Messages Com2 fail RX2 level err TX2 level err and CLK2 fail are valid in three terminal applications If the ready signal of the remote terminal relay via CH1 or CH2 is OFF during ten seconds or more the message Term1 rdy off or Term2 rdy off is displayed For the ready signal see Appendix N Signal channel monitoring for command protection In the PUP POP or UOP schemes when a trip permiss...

Page 180: ...lure as well For details of discrimination of the two failures mentioned above see Section 6 7 2 Table 3 3 11 1 Supervision Items and Alarms Supervision Item LCD message LED IN SERVICE LED ALARM External alarm Event record message default AC input imbalance monitoring Vo V2 Io 1 on off 2 on 4 V0 err V2 err I0 err CT circuit monitoring 1 on off 7 on 4 CT err A D accuracy checking Memory monitoring ...

Page 181: ...circuit current monitoring or differential current monitoring 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 13 Setting The setting elements necessary for the automatic...

Page 182: ... 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 protection scheme that outputted the tripping command Fault location The distance to the fault point calculated ...

Page 183: ... 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 change mode is set to On only recording when On or On Off recording when both On and Off mode by setting The items of On Off mode are specified by Bi trigger event...

Page 184: ...ecords 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 5s 1 0s 1 5s 2 0s 2 5s 3 0s 50Hz 36 18 11 8 6 5 4 60Hz 30 15 9 6 5 4 3 Setting The elements necessary for starting disturbance recording and their setting ranges are shown in the table below Element Range Step Default Remarks Timer 0 1 3 0 s 0 1 s 1 0 s Post fault...

Page 185: ... current differential element Ira Irb Irc Telecommunication delay time 1 at the remote terminal 1 Telecommunication delay time 2 at the remote terminal 2 Magnitude of parallel line zero sequence current I0m Resistive and reactive component of phase impedance Ra Rb Rc Xa Xb Xc Resistive and reactive component of phase to phase impedance Rab Rbc Rca Xab Xbc Xca Active power and reactive power Freque...

Page 186: ...t pressing the VIEW key will 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 SER...

Page 187: ...ff the display g ENTER Used 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...

Page 188: ... one port can be used for the relay setting and monitoring RSM system or IEC60870 5 103 communication while the other port 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 IRIG B port The IRIG B port is mounted on the transformer module and ...

Page 189: ...block 36 pin terminal block IRIG BNC connector RS485 connection terminal RS485 connection terminal IRIG BNC connector ST LC or Duplex LC type connector or D sub connector for Telecommunication RJ45 connector option ST LC or Duplex LC type connector or D sub connector for Telecommunication RJ45 connector option ST connector for serial communication option w w w E l e c t r i c a l P a r t M a n u a...

Page 190: ...1 A M e t e r i n g 1 6 O c t 1 9 9 7 1 8 1 3 V a 1 2 7 0 k V I a V b 1 2 7 0 k V I b V c 1 2 7 0 k V I c 1 A A A M e t e r i n g 1 6 O c t 1 9 9 7 1 8 1 3 V a 1 k V I a k V b 1 k V I b k V c 1 k V I c k a 1 A M e t e r i n g 1 6 O c t 1 9 9 7 1 8 1 3 V a k V I a V b k V I b V c k V I c c b b c a 1 A A A M e t e r i n g 1 6 O c t 1 9 9 7 1 8 1 3 I d 0 0 0 k A I a 1 0 5 k I d 0 0 0 k A I b 1 0 5 k ...

Page 191: ...h LED operation LED lighting 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...

Page 192: ... 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 screen is displayed the VIEW and RESET keys do not function To return to the digest Auto super...

Page 193: ... Autoreclose count Status Metering Binary I O Relay element Time sync source Clock adjustment Terminal condition Direction 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 Sim fault Menu Figure ...

Page 194: ...st 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 When the LCD is off press any key other than the VIEW and RESET keys to display the top MENU screen and then proceed to the relay menus M E N...

Page 195: ...g 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 4 A u t o r e c l o s e t ...

Page 196: ...１ｋＶ００ｌ１ｋＡＶ２ｋＶｌ２ｋＡＶ０ｋＶｌ０ｋＡ１６Ｏｃｔ１９９７１８１３５７５３１ＤＩＦＦＴ１ＴＰＡＲ１１６Ｏｃｔ１９９７１８１３５７５３１Ｖ１１ｋＶＶ１２ｋＶＶ１１ｋＶＶ１２ｋＶＩａ１ｋＡｌａ２ｋＡＩｂ１ｋＡｌｂ２ｋＡＩｃ１ｋＡｌｃ２ｋＡｌｄ０ｋＡｌｄｃｋＡｌｄｂｋＡｌｄａｋＡＩ０１ｋＡｌ０２ｋＡｋｍＪｕｎｃｔｉｏｎＲｅｍｏｔｅ１ＯＢＮＣＣＦＴＨＭＶａｂｋＶｌａｂｋＡＶｂｃｋＶｌｂｃｋＡＶｃａｋＶｌｃａｋＡｌ０ｍｋＡＶ s ２ｋＶＶ s １ｋＶＶａｂｋＶｌａｂｋＡＶｂｃｋＶｌｂｃｋＡＶｃａｋＶｌｃａｋＡＲａ Ω Ｘａ Ω Ｒｂ Ω Ｘｂ Ω Ｒｃ Ω Ｘｃ Ω Ｒａｂ Ω Ｘａｂ Ω Ｒ...

Page 197: ...ens is not displayed 4 2 3 2 Displaying Event Records To display event 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 Select 2 Event record to display the Event record screen 1 y 2 r 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 to...

Page 198: ...date and time of the disturbance records from the top in new to old sequence 3 D i s t u r b a n c e r e c o r d 3 12 1 1 6 O c t 1 9 9 7 1 8 1 3 5 7 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...

Page 199: ...unt screen 1 3 B 1 C 2 C B 2 c o u n t u t r a o e c l o s e R e s e t Select 1 CB1 or 2 CB2 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 display...

Page 200: ...ｕｓＴｅｌｅｃｏｍｍｄｅｌａｙｔｉｍｅ２ｕｓＡｃｔｉｖｅｐｏｗｅｒＭＷＲｅａｃｔｉｖｅｐｏｗｅｒＭｖａｒＦｒｅｑｕｅｎｃｙＨｚ 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 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 re...

Page 201: ...IO 3 IO3 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 Output IO 3 IO5 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 Output IO 3 IO6 BO1 BO2 BO3 BO4 BO5 BO6 Output IO 4 IO4 BO1 BO2 BO3 BO4 BO5 BO6 BO7 BO8 BO9 BO10 BO11 BO12 BO13 BO14 Lines 1 and 2 show 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 wit...

Page 202: ...F 0 0 0 0 A u t o r e l o s e c 0 0 0 0 0 0 0 0 0 1 The display format is as shown below A B C DIF DIFG DIF α β OST α β OST OST OST1 OST2 CBF A B C A B C A B C A B C OC EF OC OCI OC1 THM THM A THM T BCD BCD A B C A B C A B C A B C A B C ZG Z1G Z2G Z3G Z4G ZRG AB BC CA AB BC CA AB BC CA AB BC CA AB BC CA ZS Z1S Z2S Z3S Z4S ZRS AB BC CA AB BC CA A B C A B C BL BFS BRS BFG BRG AB BC CA AB BC CA A B C...

Page 203: ...nt and power swing blocking element Line 11 shows the status of the overcurrent element and directional earth fault element Lines 12 to 16 show the status of the overvoltage elements and undervoltage elements Lines 17 and 18 show the status of elements used for CTF and VTF detection Line 19 shows the status of elements used for autoreclose The status of each element is expressed with logical level...

Page 204: ...Press the END key to adjust the internal clock to the set hours without fractions and return to the previous 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 t...

Page 205: ... a number on the LCD to display each item as described in the previous sections 4 2 5 1 Relay version To view the relay version do the following Press 3 Setting view on the main MENU screen to display the Setting view screen 1 S e t t i n g v i e w t i o n t 9 L E D 1 V e r s i o n r 2 D e s c p t i o n 3 i C o m m 4 R e c o r d 5 S t a t u s 6 P r o t e c 7 B i n a r y i n p u t 8 B i n a r y o u...

Page 206: ...If setting change is not required skip the line with the and keys 6 S c h e m e s w i t c h 1 4 A R C E X T 0 O f f 1 O n 1 A R C S M 0 O f f 1 S 2 2 S 3 3 S 4 1 V T P H S E L 1 A 2 B 3 C 1 V T R A T E 1 P H G 2 P H P H 1 A R C B U 0 O f f 1 O n 1 A R C D I F G 0 O f f 1 O n 0 3 P H V T 1 B U S 2 L i n e 1 V C H K 0 O f f 1 L B 4 S Y 1 1 2 L B 2 3 D B A R C D E F C 0 O f f 1 O n 1 1 A R C C B 1 O ...

Page 207: ... 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 pressi...

Page 208: ...t of range appears on the top line and the cursor remains on the line Press 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 c...

Page 209: ...ettings take the following steps Press the END key to return to the upper screen Repeat this until the confirmation 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 ...

Page 210: ...the Password screen The Setting change screen is then displayed without having to enter a password The password can be changed by entering a new 4 digit number on the Password screen in the same way as the first password setting If you forget the password Press CANCEL and RESET together for one second on the top MENU screen The screen disappears and the password protection of the GRL100 is cancele...

Page 211: ... n i n t a o i c h 2 S w i t P a r a m e t e r Press 1 Address Parameter to enter the relay address number ３ＡｄｄｒｅｓｓＰａｒａｍｅｔｅｒ１１５ＨＤＬＣ１３２１ＩＥＣ０２５４２ＳＹＡＤＪ９９９９９９９９０ｍｓＩＰ１１０２５４０ＩＰ１２０２５４０ＩＰ１３０２５４０ＩＰ１４０２５４０ＳＭ１１０２５４０ＳＭ１２０２５４０ＳＭ１３０２５４０ＳＭ１４０２５４０ＧＷ１１０２５４０ＧＷ１２０２５４０ＧＷ１３０２５４０ＧＷ１４０２５４０ Enter the address number on HDLC column for RSM and or ...

Page 212: ...7 6kbps setting if possible is recommended to serve user for comfortable operation The setting of RSM100 is also set to the same baud rate IECBR This line is to select the baud rate when the IEC60870 5 103 system applied IECBLK Select 2 Blocked to block the monitor direction in the IEC60870 5 103 communication 4 2 6 5 Setting the Recording To set the recording function as described in Section 4 2 ...

Page 213: ...ting the disturbance recording Press 3 Disturbance record to display the Disturbance record screen 3 D i s t u r b a n 1 R e c o r m t i e t e s 2 S c h e c e r e c r o m s w i t c g i s h d n a t a r e r y 3 B i n r a l Press 1 Record time starter to display the Record time starter screen U V P G 0 7 6 5 7 V U V P S 0 1 3 2 1 0 0 V O C P G 0 5 2 5 0 0 1 0 0 A O C P S 0 5 2 5 0 0 1 0 0 A ４ R e c o...

Page 214: ...do the following Press 5 Status on the Setting change sub menu to display the Status screen 3 T i m e z o n e 2 T i m e s y n c h r o n i z a t i o n 2 S t a t u s 1 M e t e r i n g Setting the metering Press 1 Metering to display the Metering screen 3 M e t e r i n g 3 3 D i s p l a y v a l u e 1 P r i m a r y 2 S e c o n r y d a _ 1 P o w e r C u r r e n t P Q 1 S e n d 1 L a g 2 R e c e i v e 2...

Page 215: ... 1 1 G M T 1 2 1 2 9 _ h r s Enter the difference between GMT and local time and press the ENTER key 4 2 6 7 Protection The GRL100 can have 8 setting groups for protection according to the change of power system operation one of which is assigned to be active To set protection do the following Press 6 Protection on the Setting change screen to display the Protection screen 2 P r o t e c t i o n 1 ...

Page 216: ... string Press the END key to return the display to the Line parameter screen Press 2 VT CT ratio to display the VT CT ratio screen V T s 1 1 2 0 0 0 0 2 2 0 0 6 V T C T r a t i o 1 4 V T 1 2 0 0 0 0 2 2 0 0 _ C T 1 2 0 0 0 0 4 0 0 V T s 2 1 2 0 0 0 0 2 2 0 0 Enter the VT ratio for protection function and press the ENTER key Enter the VTs1 ratio and or VTs2 ratio for autoreclose function and press ...

Page 217: ...he symmetrical line impedance to the items 1X1 and 1R1 and line length to 1 Line Press the enter key for each entry Note The line impedance is input with the secondary value In case of three terminal lines enter the data on the first section from the local terminal to the junction to the items expressed as 1 the data on the second section from the junction to the remote terminal 1 to 2 and the dat...

Page 218: ...9 99 0 50 2Xca 0 00 199 99 0 50 2Xab 0 00 199 99 0 50 2Rbb 0 00 199 99 3 20 2Rcc 0 00 199 99 3 20 2Raa 0 00 199 99 3 20 2Rbc 0 00 199 99 0 16 2Rca 0 00 199 99 0 16 2Rab 0 00 199 99 0 16 3Xbb 0 00 199 99 10 00 3Xcc 0 00 199 99 10 00 3Xaa 0 00 199 99 10 00 3Xbc 0 00 199 99 0 50 3Xca 0 00 199 99 0 50 3Xab 0 00 199 99 0 50 3Rbb 0 00 199 99 3 20 3Rcc 0 00 199 99 3 20 3Raa 0 00 199 99 3 20 3Rbc 0 00 199...

Page 219: ... AUTO2B SRC θ and RYIDSV must be identical at all terminals Press 2 Telecommunication 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 ...

Page 220: ...2 C O T M E F I 1 1 L o n 2 S t g d 3 V e r y 4 E x t 6 S c h e m e s w i t c h 1 O S T 1 0 O f f 1 T r i p 2 B O D I F 0 f O f 1 1 O n 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 ...

Page 221: ...ey for 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 se...

Page 222: ...E F C 0 O f f 1 O n 1 1 A R C C B 1 O N E 2 O 1 5 L 2 1 3 O 2 4 L 1 B A R C C C 0 O f f 1 T P R M 2 A R P A 1 M A N O L 0 F T 1 T K T 0 2 S A R C S U C 0 O f f 1 O n 0 U A R C S W 1 P 1 2 P 2 1 3 P B 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 autor...

Page 223: ... Norm 2 Inv 1 BISW26 1 Norm 2 Inv 1 BISW24 1 Norm 2 Inv 1 BISW23 1 Norm 2 Inv 1 BISW22 1 Norm 2 Inv 1 BISW21 1 Norm 2 Inv 1 BISW20 1 Norm 2 Inv 1 BISW19 1 Norm 2 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 Nor...

Page 224: ... a r y o u t p u t S e l e c t B O 1 S e l e c t N o Note The setting is required for all the binary outputs 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 ...

Page 225: ...n 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 reset Press 1 to display the L...

Page 226: ... 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 to return to the Test screen 2 S w i t c h 1 A M F 0 O f f 1 O n 1 L t e s t 0 O f f 1 O n 0 0 O f f 1 O n 0 O p e n 1 T ...

Page 227: ... terminal line application 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 whi...

Page 228: ...e measuring element operation can be tested using a single phase voltage source by setting the switch Z1S 1PH to On This is not fit for the high accuracy test though Then press the ENTER key Press the END key to return to the Test screen ZB CTRL The switch ZB CTRL is used to test the Z1 characteristic with offset or not When the switch ZB CTRL is set to 1 the Z1 is an offset characteristic When th...

Page 229: ...t relays for checking connections with the external devices Forced operation can be performed on one or more binary outputs at a time for each module Press 2 Binary output on the Test screen to display the Binary output screen 2 B i n a r y o u t p u t 1 I O 2 I O 3 I O 1 2 3 The LCD displays the output modules installed depending on the model Enter the selected number corresponding to each module...

Page 230: ...g 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 are used to observe the inp...

Page 231: ...y 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 Synchronized Test Trigger The Sim fault on the Test menu is used to g...

Page 232: ... 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 initiate MODE2B When the initiation succeeded the message Initiat...

Page 233: ...ure 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 connected to a PC RS232C por...

Page 234: ...through the optional fibre optical interface 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 records Metering Automatic supervision Display of t...

Page 235: ... 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 sensitive to electrostatic disc...

Page 236: ...rself 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 Insert the connector horizontall...

Page 237: ... 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 w w w E l e c t r i c a l P a r t M a n u a...

Page 238: ...ect 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 require a dynamic test set Measu...

Page 239: ...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 not short circuited Be care...

Page 240: ...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 user s specification The items are relay ty...

Page 241: ...hat 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 Metering screen is displayed o...

Page 242: ...t p u t I O 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 O u t p u t I O 3 0 0 0 0 0 0 O u t p u t I O 1 t r i p 0 0 0 0 0 0 Apply the rated DC voltage to terminal A4 B4 A11 of terminal block TB4 A14 B14 and A15 of terminal block TB3 and A7 B7 A10 of terminal block TB2 in case of the model 7 1 Check that the status display corresponding to the input signal changes from 0 to 1 For details of the binary input stat...

Page 243: ...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 operation can be performed collec...

Page 244: ...2 1 3 4 5 6 7 8 A16 A17 E TB4 Vc Vb Ia Ib Ic 3Io GRL100 9 10 3Iom 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 it to the initial set...

Page 245: ... 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 measured by an instrument ...

Page 246: ... 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 The output signal numbers of the DIF element are as follows Element Signal number DIF A 41 DIF B 42 DIF C 43 Set the L test to 1 On on the Switch screen of the Test sub menu Check that the charging current compensation DIFIC is set to zero on the Protection ele...

Page 247: ...L100 DC power supply RX1 TX1 Monitoring jack A 0V TB4 A9 B11 RX2 TX2 CH1 CH2 Figure 6 5 1 2 Testing Charging Current Compensation Set the L test to 1 On on the Switch screen of the Test sub menu When the charging current compensation is in operation the differential current Id is expressed with the following equation Id I 1 n DIFIC where I applied test current n 2 in case of two terminal line appl...

Page 248: ...rectly connecting their communication ports Figure 6 5 1 3 a shows the testing circuit of the laboratory end to end test In case of two terminal applications the signal terminals CH1 TX1 and RX1 of one relay are directly connected to CH1 RX1 and TX1 of another relay Note When the relays have an electrical telecommunications interface in accordance with CCITT G703 1 2 1 or an optical interface Shor...

Page 249: ... 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 w w w E l e c t r i c a l P a...

Page 250: ...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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 251: ...ring 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 Logic circuit on the TEST sub menu...

Page 252: ...d 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 5 1 5 Percentage Restraining Characteristic on Iin Iout Pl...

Page 253: ... 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 characteristic in the same way as described in Section 6 5 1 1 Eleme...

Page 254: ...se Fault Element Phase fault elements and their output signal numbers are listed below Measuring element Signal number Z1S AB 575 Z2S AB 578 Z3S AB 581 Z4S AB 584 ZRS AB 364 PSBSIN AB 596 PSBSOUT AB 593 Press 5 Logic circuit on the Test screen to display the Logic circuit screen Enter a signal number to be observed at monitoring jack A and press the ENTER key Apply three phase rated voltage Choose...

Page 255: ... by 90 Vb Va and IT lags Va by θ or θ 180 θ is 90 when testing IT θ 90 Vb Vc Va Z1S Z2S Z3S and PSB θ 180 IT Vb Va Vc Z4S Adjust the magnitude of Va and Vb while retaining the conditions above and measure the voltage Va at which the element operates The theoretical operating voltage is obtained by 2IT ZS when the setting reach is ZS Check that the measured voltage is within the above mentioned err...

Page 256: ... sin 1 1 2 1 1 I X I X V p where X1 is the Z1S setting reach θ is the angle difference between voltage and current Note Toshiba recommend that a minimum of three values for θ be tested to check that the correct relay settings have been applied Care must be taken in choosing values of θ to ensure that the testing points come within the operating boundary defined by the Z1S θ2 setting and either the...

Page 257: ... below Measuring element Signal number Z1G A 560 Z2G A 563 Z3G A 566 Z4G A 569 ZRG A 572 PSBGIN A 590 PSBGOUT A 587 Press 5 Logic circuit on the Test screen to display the Logic circuit screen Enter a signal number to be observed at monitoring jack A and press the ENTER key Apply three phase rated voltage Choose a test current IT by referring to the table below the table shows the relationship bet...

Page 258: ... IT lags Va by θ or θ 180 θ is 90 when testing θ 180 Z4G IT Vb Vc Va Z1G Z2G and Z3G IT θ Vb Vc Va Adjust the magnitude of Va while retaining the conditions above and measure the voltage at which the element operates The theoretical operating voltage Vop is obtained by the following equations when the setting reach is ZG Check that the measured voltage is within the above mentioned error of the th...

Page 259: ...osing values of θ to ensure that the testing points come within the operating boundary defined by the Z1G θ2 setting and either the load blinder or mho settings as appropriate 6 5 1 4 Phase Selection Element UVC The testing circuit is shown in Figure 6 5 1 7 UVC elements and their output signal numbers are listed below Measuring element Signal number UVC A 608 UVC B 609 UVC C 610 The following sho...

Page 260: ...ing of UVC θ is 85 Adjust the magnitude of Va while retaining the conditions above and measure the voltage Va at which the element operates The theoretical operating voltage is obtained by IT UVCZ UVCV when the setting reach is UVCZ Check that the measured voltage is within the above mentioned error of the theoretical voltage value The default setting of the UVCZ is 2 0 ohm for 5A rating and 10 oh...

Page 261: ...ual voltage level detection is verified as follows Set IT to rated current and the three phase voltage to rated voltage Lower the magnitude of Va while retaining the phase angle with the current and measure the voltage Va at which the element operates Operating residual voltage is expressed by VR Va where VR is the rated voltage Check that the VR Va is within 5 of the residual voltage setting 6 5 ...

Page 262: ...erload element THM A and THM T The testing circuit is same as the circuit shown in Figure 6 5 1 8 The output signal of testing element is assigned to the monitoring jack A The output signal numbers of the elements are as follows Element Signal No THM A 367 THM T 363 To test easily the thermal overload element the scheme switch THMRST in the Switch screen on the Test menu is used Set the scheme swi...

Page 263: ...Section 6 5 1 Apply the three phase balance current at 10 of the rated current and interrupt a phase current Then check the BCD element operates 6 5 1 9 Overvoltage undervoltage elements OVS1 OVS2 OVG1 OVG2 UVS1 UVS2 UVG1 UVG2 The testing circuit is shown in Figure 6 5 1 10 TB4 A16 B17 E GRL100 DC power supply V TB1 Variable Voltage source 11 12 or 14 DC voltmeter 0V Monitoring jack A 0V TB1 12 fo...

Page 264: ... voltage and measure the value at which the element operates Check that the measured value is within 5 of the setting Operating time check of OVS1 OVG1 UVS1 UVG1 IDMT curves Apply a rated voltage at the IDMT time multiplier setting 10 0 of the relay Change the voltage from the rated voltage to the test voltage quickly and measure the operating time Test voltage 1 5 setting voltage or 0 5 setting v...

Page 265: ...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 11 a Laboratory Setup for Testing Out of step Element w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 266: ...voltmeter TB4 11 14 A16 A17 GRL100 Monitoring jack φ A 0V Va A Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 Single phase current source TB1 DC voltmeter TB4 14 15 A16 A17 GRL100 Monitoring jack φ A 0V Va A Reference voltage source DC power supply B Oscillo scope TX1 RX1 TX2 RX2 CH1 CH2 CH1 CH2 CH1 CH2 Figure 6 5 1 11 b On site Setup for Testing Out of step Element w w w...

Page 267: ... circuit is shown in Figure 6 5 1 12 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 TB4 Vc Vb Vr Vr GRL100 DC power supply Monitoring jac...

Page 268: ...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 12 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 set to Line Measure the value at which the element operates and check that it is within 5 of the setting OVL1 and UV...

Page 269: ...V 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 away from that of Va and measure the angle at which the element resets Check that the measured angle is within 5 of the SY1 θ setting The default setting of SY1 θ is 30 Change Va and Vr and repeat the above Synchronism check el...

Page 270: ...he element operates Check that the measured value is within 5 of the setting in operation OCBF resets within 5 of the setting 0 8 Level detectors and their output signal numbers are listed below Measuring element Signal number Remarks OCH A 599 A phase current OC A 65 A phase current EF 71 Residual current EFL 634 Residual current OVG 350 Residual voltage UVFS AB 619 A to B phase voltage UVFG A 62...

Page 271: ... 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 n g Press the END key to r...

Page 272: ...m 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 TDIFG The tripping or reclosing is blocked when the scheme sw...

Page 273: ...s not occur Apply a zone 1 fault and check that binary output relay BO13 assigned to the send signal No 886 CAR S as default operates Check that the indications and recordings are correct POP tripping Set the scheme switch CRSCM to POP WKIT and ECHO to off Energize the binary input BIn to simulate a trip permission signal reception and apply a zone 2 fault Check that instantaneous single phase or ...

Page 274: ...CM to BOP Check that the binary input BIn is de energized and apply a zone 2 fault Check that instantaneous single phase or three phase tripping is performed depending on the fault types and setting of autoreclose mode selection switch ARC M Energize the binary input BIn to simulate trip block signal reception and apply a zone 2 fault Check that BOP tripping does not occur Apply a zone 2 fault and...

Page 275: ...es not take place Check that VT failure is recorded on the event record Power swing blocking A power swing is detected when the condition that the PSBSOUT element operates and PSBSIN element and residual overcurrent element EFL do not operate for a period of TPSB setting or more Power swing detection is checked as follows Press 5 Logic circuit on the Test screen to display the Logic circuit screen...

Page 276: ...d fault The default setting of events is shown in Appendix H Event recording on the external events such as CB1 ready Ind reset etc can be checked by changing the status of binary input signals Change the status in the same way as the binary input circuit test see Section 6 4 2 and check that the description displayed on the Event Records screen is correct Note The choice of whether to record or n...

Page 277: ...o test it whilst testing the protection schemes by applying a fault The line parameter settings must be changed to meet those of the test set The measurement result is expressed as a percentage of the line length and the distance and is displayed on the Fault Record screen of the LCD w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 278: ...ign 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 channel is applied The test is t...

Page 279: ...h the Binary input output screen on the LCD as follows Note The receive signal is assigned to any of the binary inputs by the user setting The following description is the case of BIn and BIm assigned Display the Binary I O screen from the Status sub menu Position BIm indicates a receive signal status Position BIn indicates the status of the guard signal in case of frequency shift signaling 2 B i ...

Page 280: ... screen shown below 3 B O 0 D i s a b l e 1 E n a b l e 1 6 I O T P 1 I O 1 I O 1 B 1 T P A 1 T P C 1 I O T P 0 I O 0 I O 0 B 2 T P A 2 T P C 2 1 1 1 1 1 1 TP A1 B1 and C1 are output relays with one normally open contact and trip the A phase B phase and C phase breakers TP A2 to C2 are used if two breaker tripping is required in a one and a half breaker busbar arrangement Enter 1 for TP A1 and pre...

Page 281: ... D i s a b l e 1 E n a b l e 1 1 4 I O B O 2 0 I O 0 I O 0 B O 1 B O 3 B O 1 I O 1 I O 0 0 B O 1 1 I O 0 B O 1 2 I O 0 F A I L I O 0 B O 1 3 2 2 2 2 2 2 2 2 Move the cursor by pressing the key and select BO10 BO10 is an autoreclose 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...

Page 282: ...efault 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 higher probability than loca...

Page 283: ...RSM err 2 1 COM_ err FD err 2 1 O P circuit fail 2 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 The location marked with 1 has a higher probability than the location ma...

Page 284: ...ng 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 the failure is ide...

Page 285: ...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 binding screws located on the left side of the panel Open the left side front pa...

Page 286: ...eplacing 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 original positions and the ribbon cables are plugged in If the telecommunication circuit or...

Page 287: ...s which are recorded during the tests Reset the counter figures of autoreclose if necessary For resetting the count see Section 4 2 3 4 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 service at one terminal by supplying DC power and ...

Page 288: ... 287 6 F 2 S 0 8 5 0 Appendix A Block Diagram w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 289: ...ronism check SPAR TPAR Multi pole ARC BUS CB only Multi shot Autoreclose 4shots 1 5CB busbar application SYN UV OV Bus CB Reclose Command EFL UVPWI 1 DIFG DIF TDIFG t 0 t 0 TBCD TOG1 TOS1 t 0 t 0 t 0 t 0 t 0 t 0 BCD OVS1 TUS1 TOS2 TUG1 t 0 t 0 t 0 t 0 t 0 t 0 OC Back up Trip UVG1 TOG2 TUG2 TUS2 t 0 t 0 t 0 t 0 t 0 t 0 OVG2 UVS2 Parallel line link condition C Term 1 Parallel line link condition A T...

Page 290: ... 289 6 F 2 S 0 8 5 0 Appendix B Signal List w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 291: ...ST2 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 output 62 OVL2 OVL2 element out...

Page 292: ...reclose 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 CB autoreclose 133 TRR2 Fo...

Page 293: ...erminal 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 out of service 209 REM1_NON_...

Page 294: ...IF 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 difference over 290 INVALID_PH Phase...

Page 295: ...58 359 360 361 362 363 THMT Thermal trip element output 364 ZRS AB PHASE FAULT RELAY ZRS 365 ZRS BC ditto 366 ZRS CA ditto 367 THMA Thermal alarm element output 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 38...

Page 296: ...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 READY1_ALARM Terminal 1 re...

Page 297: ...put 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 COMMAND Binary input signal BI14 527 BI15_COMMAN...

Page 298: ...SIN CA ditto 599 OCH A HIGH SET OC RELAY 600 OCH B ditto 601 OCH C ditto 602 OCCR A OC RELAY FOR LINE VT 603 OCCR B ditto 604 OCCR C ditto 605 OCD1 A CURRENT CHANGE DETEC RELAY 606 OCD1 B ditto 607 OCD1 C ditto 608 UVC A UV RELAY PHASE SELECTOR 609 UVC B ditto 610 UVC C ditto 611 DEFF DIRECT EF RLY INTERNAL 612 DEFR DIRECT EF RLY EXTERNAL 613 DEFF INST DEFF relay element start 614 DEFF_RST DEFF re...

Page 299: ...70 UVG1 B UVG1 B relay element output 671 UVG1 C UVG1 C relay element output 672 UVG2 A UVG2 A relay element output 673 UVG2 B UVG2 B relay element output 674 UVG2 C UVG2 C relay element output 675 UVS1 AB INST UVS1 AB relay element start 676 UVS1 BC INST UVS1 BC relay element start 677 UVS1 CA INST UVS1 CA relay element start 678 UVS1 AB RST UVS1 AB relay element delayed reset 679 UVS1 BC_RST UVS...

Page 300: ...ECTION 767 OC1_OP OC1 fail safe signal for DIF trip 768 OCD OP OCD fail safe signal for DIF trip 769 UVD OP UVD fail safe signal for DIF trip 770 EFD OP EFD fail safe signal for DIFG trip 771 UVDG OP UVD fail safe signal for DIFG trip 772 DIFFS Fail safe signal for DIF trip 773 DIFGFS Fail safe signal for DIFG trip 774 2PH 2PH 775 DEFFCR DG CARRIER TRIP DELAY TIMER 776 DEFRCR CARR COORDINATION DGO...

Page 301: ... C ALARM 841 UVS1_TRIP UVS1 TRIP 842 UVS1 AB TRIP UVS1 AB TRIP 843 UVS1 BC_TRIP UVS1 BC TRIP 844 UVS1 CA TRIP UVS1 CA TRIP 845 UVS2_ALARM UVS2 ALARM 846 UVS2 AB ALM UVS2 AB ALARM 847 UVS2 BC_ALM UVS2 BC ALARM 848 UVS2 CA ALM UVS2 CA ALARM 849 UVG1 TRIP UVS1 TRIP 850 UVG1 A TRIP UVS1 A TRIP 851 UVG1 B TRIP UVS1 B TRIP 852 UVG1 C TRIP UVS1 C TRIP 853 UVG2 ALARM UVS2 ALARM 854 UVG2 A_ALM UVS2 A ALARM...

Page 302: ...RIP S 901 CAR A TRIP DISTANCE or DG CARRIER TRIP A ph 902 CAR B_TRIP DISTANCE or DG CARRIER TRIP B ph 903 CAR C_TRIP DISTANCE or DG CARRIER TRIP C ph 904 CAR_TRIP DISTANCE or DG CARRIER TRIP 905 OV UV_TRIP OV UV trip 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 MOD...

Page 303: ...ta 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 COM11 R1 ditto 1007 S I COM12 R...

Page 304: ...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 1106 SUB_COM3 R1 ditto 1107 ...

Page 305: ...to 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 1174 SUB3_COM7 R1 ditto 11...

Page 306: ...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 error 1270 I0 C ERR UF I0 e...

Page 307: ...d 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 1309 1310 1311 1312 1313 1314 ...

Page 308: ...gammable 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 1424 1425 1426 1427 1428 14...

Page 309: ...ory 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_DPRAMerr2 1495 COM_A D_err...

Page 310: ...r CB 1573 ARC RESET Autoreclosing block 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 Protection block command 1...

Page 311: ... 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 DIFG re...

Page 312: ...714 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 1734 1735 1736 OC A FS Fai...

Page 313: ...equirement 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 SPAR starting requirement 1838 TPR F2 ST REQ Follower TP...

Page 314: ...OCK ZRG trip block command 1895 1896 1897 DEFF BLOCK DEF F trip block command 1898 1899 DEFR BLOCK DEF R trip block command 1900 STUBOC_BLOCK OC stub trip block command 1901 SOTF BLOCK OC or Distance SOTF trip block command 1902 OCH BLOCK OCH trip block command 1903 1904 Z1S BLOCK Z1S trip block command 1905 1906 Z2S BLOCK Z2S trip block command 1907 Z3S_BLOCK Z3S trip block command 1908 1909 1910...

Page 315: ...tly alarm command 1966 1967 1968 Z1 3PTP Z1 3 phase trip command 1969 1970 Z2 3PTP Z2 3 phase trip command 1971 1972 1973 1974 1975 1976 DISCAR 3PTP Distance CAR 3 phase trip command 1977 DEFCAR 3PTP DG CAR 3 phase trip command 1978 1979 1980 1981 1982 1983 1984 1985 STUB CB CB close command for stub protection 1986 OCHTP ON OCH trip pemmisive command 1987 PSB F_RESET PSB forcibly reset command 19...

Page 316: ...ation 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 2081 SUB3 COM2 S ditto 2082 S...

Page 317: ...ta 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 COM12 S ditto 2128 2129 21...

Page 318: ...ord 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 2646 SET GROUP7 7 2647 SET...

Page 319: ...3 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 TRIP LED 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 2716 2717 2718 2719 2720 272...

Page 320: ... 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 TEMP063 2879 TEMP064 2880 TEMP...

Page 321: ... 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 TEMP143 2959 TEMP144 2960 TEMP...

Page 322: ... 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 TEMP223 3039 TEMP224 3040 TEMP...

Page 323: ... 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 324: ... 323 6 F 2 S 0 8 5 0 Appendix C Variable Timer List w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 325: ...ase autoreclose follower breaker Duration of reclosing command output follower breaker Autoreclose reset follower breaker Second shot dead time Third shot dead time Fourth shot dead time Second shot reset time Third shot reset time Fourth shot reset time Synchronism check time busbar breaker Synchronism check time center breaker Dead bus and live line check busbar breaker Dead bus and live line ch...

Page 326: ... 325 6 F 2 S 0 8 5 0 Appendix D Binary Output Default Setting List w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 327: ...FAIL 85R1 REM1 CAR S 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 Carrier send command 99 102 100 103 101 104 99 102 100 103 101 104 99 100 101 102 103 104 99 100 101 102 103 104 177 178 225 197 886 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...

Page 328: ...1 2 CAR S 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 Carrier send command 99 102 100 103 101 104 99 102 100 103 101 104 99 100 101 102 103 104 99 100 101 102 103 104 177 178 225 226 197 202 886 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 ...

Page 329: ... 328 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 330: ... 329 6 F 2 S 0 8 5 0 Appendix E Details of Relay Menu and LCD Button Operation w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 331: ...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 11 835 2 Autoreclose count 1 D...

Page 332: ... 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 UVP G 0V 4 Scheme switch 1 5...

Page 333: ... 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 30 s TRDY1 60 s TSPR 0 ...

Page 334: ...ary 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 5 6 OR BO3 1 2 3 4 5 6 OR D Confirmation trap Password trap Pass...

Page 335: ...YN 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 Current 1 Lag 2 Lead 1 ...

Page 336: ...rocheck 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 BO 1 of IO 2 1 Logic gate ...

Page 337: ...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 Initiate MODE2B Keep pressing 1 t...

Page 338: ...NARY 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 AND AUTO SUPERVISION SCREEN IS DISPLA...

Page 339: ... 338 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 340: ... 339 6 F 2 S 0 8 5 0 Appendix F Case Outline Case Type A Flush Mount Type Case Type B Flush Mount Type Case Type A B Rack Mount Type w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 341: ...ical interface Rear View Terminal Block Case Type A Flush Mount Type for Models 701 and 711 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 E 276 2 2 32 28 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 342: ...r View Terminal Block Case Type B Flush Mount Type for Models 702 and 712 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 343: ...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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 344: ...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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 345: ... 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 346: ... 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 347: ...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 by f...

Page 348: ... 347 6 F 2 S 0 8 5 0 Appendix G Typical External Connection w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 349: ... Interface Electrical Interface TX2 CK2 RX2 TX1 RX1 TX2 RX2 CH1 CH2 CH1 CH2 GPS Signal Optical Interface OP1 OP2 For RSM100 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 Carrier from remote 1 A8 BI9 Carrier from remote 2 BI10 B9 DC power supply A9 BI11 BI12 DEF carr...

Page 350: ...0V Two ports RS485 I F option 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 Fibre optic I F option T R OP1 T R OP2 OP1 OP2 OP1 OP2 For RSM100 or IEC103 For IEC103 Dif protection block 43C External CB close Indication reset 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 ...

Page 351: ... 350 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 352: ...ay Setting Sheet Relay Identification Transmission line parameters Protection Autoreclose scheme Contacts setting Contacts setting continued Relay and Protection Scheme Setting Sheets w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 353: ... 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 shots or 4 shots w w w E l e...

Page 354: ...2 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 355: ... 9 Ω ditto 0 10 0 5 38 2Xbc 0 00 199 99 0 0 999 9 Ω ditto 0 10 0 5 39 2Xca 0 00 199 99 0 0 999 9 Ω ditto 0 10 0 5 40 2Raa 0 00 199 99 0 0 999 9 Ω ditto 0 21 1 1 41 2Rbb 0 00 199 99 0 0 999 9 Ω ditto 0 21 1 1 42 2Rcc 0 00 199 99 0 0 999 9 Ω ditto 0 21 1 1 43 2Rab 0 00 199 99 0 0 999 9 Ω ditto 0 01 0 1 44 2Rbc 0 00 199 99 0 0 999 9 Ω ditto 0 01 0 1 45 2Rca 0 00 199 99 0 0 999 9 Ω ditto 0 01 0 1 46 3...

Page 356: ...n 112 Z3TP Off On Z3 trip enable On 113 ZRTP Off On ZR trip enable Off 114 PSB Z1 Off On PSB for Z1 element On 115 PSB Z2 Off On PSB for Z2 element On 116 PSB Z3 Off On PSB for Z3 element Off 117 PSB CR Off On PSB for carrier trip On 118 PSB ZR Off On PSB for ZR element Off 119 UVPWIEN Off On Counter measures for overrech of leading phase at positive phase weak infeed Off 120 STUB OC Off On Stub p...

Page 357: ...is of phase difference 1 188 CFID 0 25 5 00 0 05 1 00 A Id revel of CTF scheme 0 50 0 10 189 CFUV 20 60 V UV revel of CTF scheme 20 190 CFDV 1 10 UVD revel of CTF scheme 7 191 CFOVG 0 1 10 0 V Zero phase overvoltage of CTF scheme 1 0 192 ZS Z1S 0 01 50 00 0 10 250 00 Ω Z1S reactance 1 60 8 00 193 Z1BS 1 5 fixed 7 5 fixed Ω Z1S mho offset back 194 Z1S Uvm 5 5 fixed V Minimum voltage phase detector ...

Page 358: ...Ph 2 00 10 0 255 PSBGZ 0 50 15 00 2 5 75 0 Ω Power swing block for Ph G 2 00 10 0 256 PSBRθ 75 fixed deg ditto 257 PSBLθ 105 fixed deg ditto 258 TPSB 20 60 ms PS detection timer 40 259 OCH 2 0 15 0 0 4 3 0 A Overcurrent element 6 0 1 2 260 TSOTF 0 300 s CB open detect timer for SOTF 5 261 OCD1 0 5 fixed 0 1 fixed A Curr change detector 262 OCCR 0 4 fixed 0 08 fixed A OC element 263 DEF DEFFI 0 5 5...

Page 359: ...M Off S2 S3 S4 Multi shot ARC mode Off 328 ARC CCB Off TPAR MPAR Center CB ARC mode at multi phase ARC mode selected Off 329 ARC SUC Off On ARC success reset Off 330 MA NOLK FT T S T Multi ARC NO LINK condition FT 331 VTPHSEL A B C VT phase selection A 332 VT RATE PH G PH PH VT rating PH G 333 3PH VT Bus Line 3ph VT location Line 334 UARCSW P1 P2 P3 User ARC switch P1 335 TEVLV 0 01 10 00 s Dead t...

Page 360: ...D1 Logic OR AND LED Logic Gate Type OR 405 Reset Inst Latch LED Reset operation Inst 406 In 1 0 3071 LED Functions 0 407 In 2 0 3071 ditto 0 408 In 3 0 3071 ditto 0 409 In 4 0 3071 ditto 0 410 LED2 Logic OR AND LED Logic Gate Type OR 411 Reset Inst Latch LED Reset operation Inst 412 In 1 0 3071 LED Functions 0 413 In 2 0 3071 ditto 0 414 In 3 0 3071 ditto 0 415 In 4 0 3071 ditto 0 416 LED3 Logic O...

Page 361: ... S 0 5 250 0 0 1 50 0 A OC element for disturbance 10 0 2 0 453 OCP G 0 5 250 0 0 1 50 0 A recorder initiation 5 0 1 0 454 UVP S 0 132 V UV element for disturbance 88 455 UVP G 0 76 V recorder initiation 51 456 TRIP Off On Disturbance trigger On 457 OCP S Off On ditto On 458 OCP G Off On ditto On 459 UVP S Off On ditto On 460 UVP G Off On ditto On 461 Trip Automatic test interval 1 7 days AUTO che...

Page 362: ...V30 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 3071 ditto 1514 RYID2 err On Off 39 EV39 0 3071 dit...

Page 363: ...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 1449 Rly Set change On 111 ...

Page 364: ...ONT B 15 SIG15 0 3071 ditto 1538 CB1_CONT C 16 SIG16 0 3071 ditto 1539 CB2_CONT A 17 SIG17 0 3071 ditto 1540 CB2_CONT B 18 SIG18 0 3071 ditto 1541 CB2_CONT C 19 SIG19 0 3071 ditto 1542 DS_N O_CONT 20 SIG20 0 3071 ditto 1571 CB1_READY 21 SIG21 0 3071 ditto 1572 CB2_READY 22 SIG22 0 3071 ditto 904 CAR_TRIP 23 SIG23 0 3071 ditto 895 Z1_TRIP 24 SIG24 0 3071 ditto 896 Z2_TRIP 25 SIG25 0 3071 ditto 897 ...

Page 365: ...MAND X 1553 EXT_TRIP B X 529 BI17_COMMAND X 1554 EXT_TRIP C X 530 BI18_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 1569 INT LINK1 B 1570 INT LINK1 C 1571 CB1_READY X 534 BI22_COMMAND X 1572 CB2_READY X 535 BI23_COMMAND X 1573 ARC_RESET X 536 BI24_COMMAN...

Page 366: ... A_DELAY X 435 TP A X 60 ms 1621 TP B_DELAY X 436 TP B X 60 ms 1622 TP C_DELAY X 437 TP C X 60 ms 1623 R DATA_ZERO 1624 RDIF A_FS X 408 DIFFS_OP 412 DIFGFS_OP X 1625 RDIF B_FS X 408 DIFFS_OP 412 DIFGFS_OP X 1626 RDIF C_FS X 408 DIFFS_OP 412 DIFGFS_OP X 1627 1628 1629 1630 1631 INIT_MODE2B 1632 DIFG_INST_TP 1633 OC_INST_TP 1634 EF_INST_TP 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 ...

Page 367: ...RDIF B R1 1686 RDIF C R1 1687 RDIF R1 1688 TR1 A R1 1689 TR1 B R1 1690 TR1 C R1 1691 1692 TR2 A R1 1693 TR2 B R1 1694 TR2 C R1 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 85R1 R2 X 1131 COM4 R2 X 1705 85R2 R2 X 1132 COM5 R2 X 1706 ARC_BLOCK R2 X 1144 SUB_COM1 R2 X 1707 L TEST R2 X 1145 SUB_COM2 R2 X 1708 1709 1710 1711 1712 I LINK A R2 X 1152 SUB2_COM1 R2 1155 SUB2_COM4 R2 1158 SUB2_COM7 R2 ...

Page 368: ...NSTANT_1 X 1742 OCI C_FS X 0 1 CONSTANT_1 X 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 IO 1 TP A1 X 99 TRIP A1 X 1793 IO 1 TP B1 X 100 TRIP B1 X 1794 IO 1 TP C1 X 101 TRIP C1 X 1795 IO 1 TP A2 ...

Page 369: ... MPR F REQ X 1 CONSTANT_1 X 1830 SPR F ST REQ X 1 CONSTANT_1 X 1831 TPR F ST REQ X 477 ARC SET 478 CCB SET X 1832 MPR F ST REQ X 1 CONSTANT_1 X 1833 1834 1835 1836 R F ST REQ 1837 SPR F2 ST REQ 1838 TPR F2 ST REQ 1839 MPR F2 ST REQ 1840 ARC L_TERM 1841 ARC F_TERM 1842 1843 1844 1845 1846 1847 Z1_ARC_BLOCK X 1 787 Z1CNT_ARCBLK X 1848 1849 1850 1851 1852 1853 1854 1855 1856 CAR R1 1 X 1292 BI9_COM_U...

Page 370: ...ZRG_BLOCK 1895 1896 1897 DEFF_BLOCK 1898 1899 DEFR_BLOCK 1900 STUBOC_BLOCK 1901 SOTF_BLOCK 1902 OCH_BLOCK 1903 1904 Z1S_BLOCK X 1 788 Z1CNT_TPBLK X 1905 1906 Z2S_BLOCK 1907 Z3S_BLOCK 1908 1909 1910 ZRS_BLOCK 1911 1912 BCD_BLOCK 1913 1914 VTF_BLOCK 1915 VTF_ONLY_ALM 1916 EXT_VTF 1917 1918 1919 1920 OVS1_BLOCK 1921 OVS2_BLOCK 1922 1923 1924 OVG1_BLOCK 1925 OVG2_BLOCK 1926 1927 1928 UVS1_BLOCK 1929 U...

Page 371: ...T_TP 1966 1967 1968 Z1_3PTP X 1 786 Z1CNT_3PTP X 1969 1970 Z2_3PTP X 1 1 CONSTANT_1 X 1971 1972 1973 1974 1975 1976 DISCAR_3PTP 1977 DEFCAR_3PTP X 1 1 CONSTANT_1 X 1978 1979 1980 1981 1982 1983 1984 1985 STUB_CB X 0 1 CONSTANT_1 X 1986 OCHTP_ON 1987 PSB F_RESET 1988 DEF_PHSEL A 1989 DEF_PHSEL B 1990 DEF_PHSEL C 1991 1992 Z2G A_FS X 1 1 CONSTANT_1 X 1993 Z2G B_FS X 1 1 CONSTANT_1 X 1994 Z2G C_FS X ...

Page 372: ...48 85S2 X 2053 2054 2055 2056 SUB_COM1 S X 1573 ARC_RESET X 2057 SUB_COM2 S X 434 LOCAL_TEST X 2058 SUB_COM3 S 2059 SUB_COM4 S 2060 SUB_COM5 S 2061 2062 2063 2064 SUB2_COM1 S X 443 I LINK A X 2065 SUB2_COM2 S X 444 I LINK B X 2066 SUB2_COM3 S X 445 I LINK C X 2067 SUB2_COM4 S X 443 I LINK A X 2068 SUB2_COM5 S X 444 I LINK B X 2069 SUB2_COM6 S X 445 I LINK C X 2070 SUB2_COM7 S X 443 I LINK A X 2071...

Page 373: ...98 V COM3 S 2099 2100 S V COM1 S 2101 S V COM2 S 2102 S V COM3 S 2103 S V COM4 S 2104 S V COM5 S 2105 S V COM6 S 2106 S V COM7 S 2107 S V COM8 S 2108 S V COM9 S 2109 S V COM10 S 2110 S V COM11 S 2111 S V COM12 S 2112 I COM1 S 2113 I COM2 S 2114 I COM3 S 2115 2116 S I COM1 S 2117 S I COM2 S 2118 S I COM3 S 2119 S I COM4 S 2120 S I COM5 S 2121 S I COM6 S 2122 S I COM7 S 2123 S I COM8 S 2124 S I COM9...

Page 374: ... RECORD1 2625 F RECORD2 2626 F RECORD3 2627 F RECORD4 2628 2629 2630 2631 2632 D RECORD1 2633 D RECORD2 2634 D RECORD3 2635 D RECORD4 2636 2637 2638 2639 2640 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 266...

Page 375: ...2680 2681 2682 2683 ARC_COM_RECV 2684 TEL_COM_RECV 2685 PROT_COM_RECV 2686 2687 TPLED_RST_RCV 2688 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 2716 2717 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 None Signal Turn Model 7xx w w w E l e c ...

Page 376: ...4 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 None Signal Turn Model 7xx w w w E l e c t r i c a l P a r t M a n u...

Page 377: ...EMP020 2836 TEMP021 2837 TEMP022 2838 TEMP023 2839 TEMP024 2840 TEMP025 2841 TEMP026 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 286...

Page 378: ... 2904 TEMP089 2905 TEMP090 2906 TEMP091 2907 TEMP092 2908 TEMP093 2909 TEMP094 2910 TEMP095 2911 TEMP096 2912 TEMP097 2913 TEMP098 2914 TEMP099 2915 TEMP100 2916 TEMP101 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 TEMP...

Page 379: ... 2974 TEMP159 2975 TEMP160 2976 TEMP161 2977 TEMP162 2978 TEMP163 2979 TEMP164 2980 TEMP165 2981 TEMP166 2982 TEMP167 2983 TEMP168 2984 TEMP169 2985 TEMP170 2986 TEMP171 2987 TEMP172 2988 TEMP173 2989 TEMP174 2990 TEMP175 2991 TEMP176 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 TEMP...

Page 380: ...TEMP219 3035 TEMP220 3036 TEMP221 3037 TEMP222 3038 TEMP223 3039 TEMP224 3040 TEMP225 3041 TEMP226 3042 TEMP227 3043 TEMP228 3044 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 30...

Page 381: ... 380 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 382: ...ommissioning Test Sheet sample 1 Relay identification 2 Preliminary check 3 Hardware check 4 Function test 5 Protection scheme test 6 Metering and recording check 7 Conjunctive test w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 383: ...larm 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 setting Measured current 3 Percentage restraining ...

Page 384: ...ng I1 Measured current I2 5 Tap 20 Tap 4 3 Phase fault element ZS test Element Reach setting ZS IT 2IT ZS Measured voltage 2Va Z1S Z2S Z3S Z4S ZRS PSBSIN PSBSOUT 4 4 Earth fault element ZG test Element Reach setting ZG IT 2IT ZG Measured voltage 2Va Z1G Z2G Z3G Z4G ZRG PSBGIN PSBGOUT 4 5 Phase selection element UVC test Element Reach setting UVCZ IT IT UVCZ UVCV Measured voltage UVC 0 0 w w w E l ...

Page 385: ...imum time overcurrent element IDMT EFI and OCI test Element Test current Measured operating time EFI 1 2 Is 20 Is OCI 1 2 Is 20 Is 4 8 Thermal overload element test Element Test current Measured operating time THM A 1 2 Is THM T 10 Is 4 9 Current change detection element Element Test current Result OCD 1 2 Fixed setting OCDP 1 2 Setting value w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 386: ...ed voltage Element Voltage setting Measured voltage OVS1 OVG1 OVS2 OVG2 UVS1 UVG1 UVS2 UVG2 2 Operating time test IDMT Element Voltage setting Multiplier setting Changed voltage Measured time OVS1 10 0 1 5 Voltage setting OVG1 10 0 1 5 Voltage setting UVS1 10 0 0 5 Voltage setting UVG1 10 0 0 5 Voltage setting 4 13 Out of step element test Element Measured angle OST1 α OST1 β OST2 α OST2 β w w w E...

Page 387: ... 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 Item Results On load check Tripping circuit Reclosing circuit w w w E l e c t r i c a l P a r t M a n u a l s c o...

Page 388: ... 387 6 F 2 S 0 8 5 0 Appendix J Return Repair Form w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 389: ... GRL100 Model 701B 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 a Floppy Disk or by comp...

Page 390: ... Ia1 kA or A Ia2 kA 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 Vab kV or V Iab kA or A Vbc kV or V Ibc kA or A Vca kV or V Ica kA or A Vs1 kV or V Vs2 kV or V V1 kV or V I1 kA or A V2 kV or V I2 ...

Page 391: ... 8 5 0 Idb kA or A Idc kA or A Id0 kA or A Ra Ω Xa Ω Rb Ω Xb Ω Rc Ω Xc Ω Rab Ω Xab Ω Rbc Ω Xbc Ω Rca Ω Xca Ω THM Telecomm delay time 1 µs Telecomm delay time 2 µs w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 392: ...lay 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 2005 6 Please write any comments on the GRL100 including the document w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 393: ... 392 6 F 2 S 0 8 5 0 Customer Name Company Name Address Telephone No Facsimile No Signature w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 394: ... 393 6 F 2 S 0 8 5 0 Appendix K Technical Data w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 395: ...upply 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 in 0 1A steps 5A relay Operating time less than 1 cycle at 300 of DIFI1...

Page 396: ...e Measuring Element Z1S Z2S Z3S ZRS and Z4S Characteristic angle 0 10 to 250 00Ω in 0 01Ω steps 1A relay 0 01 to 50 00Ω in 0 01Ω steps 5A relay 0 1 to 250 0Ω in 0 1Ω steps 1A relay 0 01 to 50 00 in 0 01Ω steps 5A relay 45 to 90 in 1 steps Z1S and Z4S offset Blinder BFR1S BFR2S BFRS BRRS BRLS Linked with BRRS Characteristic angle BFR1S BFR2S BFRS BRRS Characteristic angle BFLS 7 5Ω fixed 1A relay 1...

Page 397: ... in 1V steps Directional Earth Fault Protection Characteristic angle Polarising voltage 3V0 Zero sequence current 3I0 Time for backup trip 0 to 90 in 1 steps 3I0 lags for 3V0 1 7 to 21 0V in 0 1V steps 0 10 to 1 00A in 0 01A in 0 01A steps 1A relay 0 5 to 5 0A in 0 1A steps 5A relay 0 00 to 10 00s in 0 01s steps Directional Earth Fault Command Protection Time for delayed trip Coordination time 0 0...

Page 398: ... Undervoltage block threshold OFF 5 0 150 0V in 0 1V steps DTL IDMTL 0 05 100 00 in 0 01 steps Inst 0 01 300 00s in 0 01s steps 5 0 to 20 0V in 1V steps Thermal Overload Protection Thermal setting THM k IFLC Time constant τ Thermal alarm Pre load current setting OFF 0 40 2 00A in 0 01A steps 1A rating OFF 2 0 10 0A in 0 1A steps 5A rating 0 5 300 0mins in 0 1min steps OFF 50 to 99 in 1 steps 0 00 ...

Page 399: ...eck 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 100V in 1V steps 10 to 100V in 1V steps 10 to 100V in 1V steps 0 01 to 10 00s in 0 01s steps 0 01 to 1 00s in 0 01s steps Voltage Transformer Failure Supervision Undervoltage element phase to phase Undervoltage element phase to earth Current change detection element Residual volt...

Page 400: ...RIG 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 rating Typical 15Vdc min 14Vdc for 24Vdc rating Contact Ratings Trip contacts Make and carry Break 5A continuously 30A 290Vdc for 0 5s L R 10ms 0 15A 290Vdc L R 4...

Page 401: ...um through fault current In Rated secondary current Step 2 Check the CT satisfies the condition given by table K 1 or K 2 depending on CT types Each table has 4 requirements Every requirement must be satisfied Knee point voltage of CTs is given Table K 1 CT Requirement defined by Vk Td ms Requirement 1 Requirement 2 35 Vk Ifmax Rct R2 3 Vk If_z1_max Rct R2 6 50 Vk Ifmax Rct R2 3 Vk If_z1_max Rct R...

Page 402: ...ctor Ifmax Maximum secondary fault current If_z1_max Maximum secondary fault current at the zone 1 reach point If_rev_max Maximum secondary fault current for a close up reverse fault ILmax Maximum secondary load current Note The values in the table are based on the following assumption 100 DC component is superimposed Only one CT is saturated No remnance flux is assumed CASE 2 The case with the di...

Page 403: ...m secondary load current Accuracy limit factor of CTs is given Table K 4 CT Requirement defined by n Td ms Requirement 1 Requirement 2 35 n In 3 75 Ifmax n In ILmax 18 50 n In 3 75 Ifmax n In ILmax 25 75 n In 5 Ifmax n In ILmax 36 100 n In 5 Ifmax n In ILmax 46 150 n In 10 Ifmax n In ILmax 63 n R R R I R n ct ct n VA 2 2 K 1 n Equivalent accuracy limit factor defined by the equation above In Secon...

Page 404: ... 2 CB at terminal A is open An internal fault occurs on the closed line at the opposite terminal i e Line 1 Terminal B In this case fault current will flow as shown in Fig K 1 Even though the fault is internal the fault current Y from Line 1 at Terminal C flows out of the protected zone Assuming the fault current from source S2 is Z the summation of the fault current for Line1 at Terminal B is equ...

Page 405: ...se Td ms Requirement 1 Requirement 2 35 Vk Ifmax Rct R2 3 Vk If_z1_max Rct R2 6 50 Vk Ifmax Rct R2 3 Vk If_z1_max Rct R2 7 75 Vk Ifmax Rct R2 4 Vk If_z1_max Rct R2 8 100 Vk Ifmax Rct R2 4 Vk If_z1_max Rct R2 8 150 Vk Ifmax Rct R2 8 Vk If_z1_max Rct R2 8 Td ms Requirement 3 Requirement 4 35 Vk If_rev_max Rct R2 2 Vk Max ILmax Ifmin 2 Ifmaxout Rct R2 14 4 50 Vk If_rev_max Rct R2 3 Vk Max ILmax Ifmin...

Page 406: ...x n In Max ILmax Ifmin 2 Ifmaxout 63 n R R R I R n ct ct n VA 2 2 K 1 n Equivalent accuracy limit factor defined by the equation above In Secondary rated current RVA Rated secondary burden VA Rct Secondary CT resistance ohms R2 Actual secondary burden ohms n Rated accuracy limit factor Ifmax Maximum secondary fault current If_z1_max Maximum secondary fault current at the zone 1 reach point If_rev_...

Page 407: ... In 3 75 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 18 50 n In 3 75 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 25 75 n In 5 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 36 100 n In 5 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 46 150 n In 10 Ifmax n In Max ILMAX Ifmin 2 Ifmaxout 63 n R R R I R n ct ct n VA 2 2 K 1 n Equivalent accuracy limit factor defined by the equation above In Secondary rated current RVA Rated secon...

Page 408: ...0 8 5 0 Note The values in the table are based on the following assumption 100 DC component is superimposed Only one CT is saturated No remnance flux is assumed w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 409: ...ic 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 differential modes HV...

Page 410: ... 409 6 F 2 S 0 8 5 0 Appendix L Symbols Used in Scheme Logic w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 411: ...rked 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 Output B 1 C A Output B 1 C A O...

Page 412: ... 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 w w w E l e c t r i c a l P a r t ...

Page 413: ... 412 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 414: ... 413 6 F 2 S 0 8 5 0 Appendix M Multi phase Autoreclose w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 415: ...OLK 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 three phase tripping and three p...

Page 416: ...R 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 3φFT 3φFT 3φT TPAR 3φT TPAR 3φ...

Page 417: ... 416 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 418: ... 417 6 F 2 S 0 8 5 0 Appendix N Data Transmission Format w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 419: ...t 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 5 CRC Cyclic Redundancy Che...

Page 420: ...7 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 without two time verification...

Page 421: ...OM4 TFC 11 SUB2COM12 C 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 ...

Page 422: ...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 Frame Time data Time data a...

Page 423: ...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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 424: ... 423 6 F 2 S 0 8 5 0 Appendix O Example of Setting w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 425: ...tion 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 In this case DIFI2 is dete...

Page 426: ... GRL100 701 Protection scheme BOP Blocking overreach protection 3 zone time stepped distance protection Autoreclose mode 1 3 2 3 Setting Calculation Normal load current To calculate load current back impedance is converted from a percent unit value to an impedance value Base impedance Zbase Vbase 2 VAbase 150kV 3 2 100MVA 75 ohms Therefore load current IL is IL Source voltage A s s back impedance ...

Page 427: ...47kA Note Assuming that positive sequence impedance negative sequence impedance 2 5 Scheme setting Element Contents Setting CRSCM Command protection scheme selection BOP DISCR Distance carrier ON DEFCR DEF carrier OFF ZS C Mho or Quadrilateral characteristic Mho or Quad Note 1 ZG C Mho or Quadrilateral characteristic Mho or Quad Note 1 CHSEL Carrier channel configuration SINGLE BOSW Carrier sendin...

Page 428: ... EF back up trip alarm ON EFIBT EFI back up trip F DEFFEN DEFF back up trip ON DEFREN DEFR back up trip OFF BF1 CBF re trip OFF BF2 CBF related trip OFF BFEXT CBF initiation by ext trip OFF OST Out of step trip OFF THMT Thermal trip OFF THMAL Thermal alarm OFF Autoreclose mode Autoreclosing mode SPAR TPAR ARC SM Multi Shot ARC mode OFF ARC CB ARC mode for 1 5CB system ONE ARC DEF REC by DG carr tr...

Page 429: ... follows K CT ratio VT ratio 600 5A 150kV 3 110V 3 0 088 Note 1 Z3Sθ and Z3Gθ line angle settings are applicable if ZS C and ZG C are set to Mho Line angle θ tan 1 0 2747 0 0197 85 9 The line angle setting is set to 85 Alternatively set to a smaller angle e g 80 in consideration of higher levels of fault resistance Z1S Z2S Z3S Z4S Z1G Z2G element Z1S Z2S Z3S Z4S Z1G Z2G element settings are calcul...

Page 430: ... 16 61 1 46 Z1G 3 461 0 088 0 30 Z2G 5 999 0 53 Z3G 23 07 2 03 Z4G 27 68 2 44 PSBSZ 2 00 PSBGZ 2 00 2 7 Blinder setting Zero sequence compensation is not applied to the blinder elements Recommended setting 5 00 ohms These elements should not operate under maximum load current Rset load impedance margin V rating 2 5 times of I rating 110V 3 2 5 5A 5 08 Element Setting BFRS 5 00 Ω BFLS θ 120 BRRS 5 ...

Page 431: ...e applied this being considered to be the maximum practical value Element Setting KRS 1000 KXS 524 KRm 108 KXm 136 2 9 Current setting a Definite time earth fault protection EF The EF element may be used either to provide back up earth fault protection or alternatively open circuit protection For example to detect open faults of the CT circuit the operating value of the detector should be lower th...

Page 432: ... Setting EFI 2 5 A TEFI 0 5 MEFI S d Switch on to fault stub protection OCH The setting of the OCH element should be lower than the minimum fault current Ifmin at the busbar OCH Ifmin CT ratio 0 5 0 8 margin 2 47kA 600 5 0 5 8 23A Element Setting OCH 8 2 A e Breaker failure protection BF The setting of the BF element should be lower than the minimum fault current OCBF Ifmin CT ratio 0 5 0 5 2 47kA...

Page 433: ...re supervision UVFS UVFG is set to about 50 of the rated voltage Element Setting UVFS 52V UVFG 30V c Weak infeed tripping function The undervoltage element for weak infeed tripping UVLS UVLG is set to 70 of the rated voltage Element Setting UVLS 77V UVLG 45V 2 11 Time setting a Time delay setting for zone distance protection b Coordination time setting for protection signaling channel This time se...

Page 434: ...0 TDEFB 3 00 2 12 Autoreclose setting a Dead timer reset timing b Dead line timer The SPAR and TPAR timer are provided to present the deionized time of the line The SPAR element is initiated simultaneously by the reclose initiation for single pole autoreclose dead time TPAR is for three pole autoreclose dead time c Reclaim timer The reclosing command signal is blocked during adjusted time set by r...

Page 435: ... check element The synchronism check element setting is as follows Element Setting SY1UV 83V SY10V 51V SY1 θ 30deg TSYN1 1 00s TDBL1 0 05s TLBD1 0 05s OVB 51V UVB 13V OVL1 51V UVL1 13V w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 436: ... 435 6 F 2 S 0 8 5 0 Appendix P Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255 8 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 437: ...lation 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 other hand the inverse time ele...

Page 438: ...hermal 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 as in Figure P 2 If θ 100 ...

Page 439: ...mediate 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 440: ... 439 6 F 2 S 0 8 5 0 Appendix Q IEC60870 5 103 Interoperability w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 441: ...3 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 Response frame Response frame ...

Page 442: ... 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 IEC60870 5 103 section 7 4 3 3 1 3...

Page 443: ...d 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 444: ...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 Auxiliary input1 Binary input 1 No set...

Page 445: ...protection Signal received Carrier signal receiving Not supported 78 Zone1 Zone 1 trip 2 1 192 895 2 79 Zone2 Zone 2 trip 2 1 192 896 2 80 Zone3 Zone 3 trip 2 1 192 897 2 81 Zone4 Zone 4 trip No set 82 Zone5 Zone 5 trip No set 83 Zone6 Zone 6 trip No set 84 General Start Pick up Any elements pick up No set 85 Breaker Failure CBF trip or CBF retrip 2 1 192 92 2 86 Trip measuring system L1 Not suppo...

Page 446: ...ed 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 Ib 1 40 short 0 4096 3 4133...

Page 447: ...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 249 Write entry with confi...

Page 448: ... 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 01 Remote operation valid time ms 4000 Local operation valid time ms 4000 Measurand period s 2 Function type of System ...

Page 449: ... 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 command 31 transmission of distu...

Page 450: ...ond 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 external media such as FD fl...

Page 451: ...he 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 Logical1 Sig off Terminal resist...

Page 452: ...ay 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 frame of time synchronisatio...

Page 453: ... 452 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 454: ... 453 6 F 2 S 0 8 5 0 Appendix R Inverse Time Characteristics w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 455: ...Current Multiple of Setting Operating Time s 1 0 5 0 1 0 2 1 5 TMS IEC UK Inverse Curves VI Time Multiplier TMS 0 1 1 5 0 01 0 1 1 10 100 1 10 100 Current Multiple of Setting Operating Time s 1 0 0 5 0 2 0 1 1 5 TMS Normal Inverse Very Inverse w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 456: ...0 Current Multiple of Setting Operating Time s 1 0 0 5 0 2 0 1 1 5 TMS UK Inverse Curves LTI Time Multiplier TMS 0 1 1 5 0 1 1 10 100 1000 1 10 100 Current Multiple of Setting Operating Time s 1 0 0 2 0 5 0 1 1 5 TMS Extremely Inverse Long Time Inverse w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 457: ... 456 6 F 2 S 0 8 5 0 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 458: ... 457 6 F 2 S 0 8 5 0 Appendix S Failed Module Tracing and Replacement w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 459: ...ent module has an identical module name VCT SPM IO1 IO2 etc and hardware type form as the failed module Furthermore the SPM module 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 failure location is identified...

Page 460: ...RSM err 2 1 COM_ err FD err 2 1 O P circuit fail 2 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 The location marked with 1 has a higher probability than the location marked ...

Page 461: ...tings 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 the left side of the front panel Ca...

Page 462: ... 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 connector Black connector ...

Page 463: ...isplay 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 464: ... 463 6 F 2 S 0 8 5 0 Appendix T PLC Setting Sample w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 465: ...OCK 1904 Z1 can trip instantaneously Z1 performs three phase trip Z1 performs final tripping for all faults Z1G trip is blocked Z1S trip is blocked Defalt setting DIF_OUT 2015 Trip Mode Control Logic Zone 1 1 1 789 DIF BLOCK Communication failure etc DIF OFF Defalt setting Disconnect the PLC default setting Figure T 1 1 And then assign the invert signal of DIF_OUT_SERV 789 to Z1G_BLOCK and Z1S_BLO...

Page 466: ... ON TZRG t 0 ZRG 0 00 10 00s ZRTP PSB ZR ZRG_BLOCK 1894 TZRS t 0 0 00 10 00s ON ZRS PSB ZR ZRS_BLOCK 1910 ON ON PSBS_DET DIF_OUT_ SERV Z1CNT_INST 43C ON Z1CNT Z1_INST_TP 1936 785 786 787 788 Z1CNT_3PTP Z1CNT_ARCBLK Z1CNT_TPBLK Z1_3PTP 1968 Z1_ARC_BLOCK 1847 Z1G_BLOCK 1888 Z1S_BLOCK 1904 Z1 can trip instantaneously Z1 performs three phase trip Z1 performs final tripping for all faults Z1G trip is b...

Page 467: ...PAR2 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 T 2 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 follows P1 1 UARCSW 3PLL 0 01 ...

Page 468: ... 467 6 F 2 S 0 8 5 0 Appendix U Ordering w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 469: ...V 54V 60Vdc 5A 60Hz 48V 54V 60Vdc 1A 50Hz 24V 54V 60Vdc 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 Differential relay communication interface Electrical interface CCITT G703 1 2 1 Electrical interface CCITT G703 1 2 2 or 1 2 3 Optical interface Short wavelength light GI 2km class Optical interface Long wavelength light SM 30km class Optical interface Long...

Page 470: ...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 Differential relay communication interface Electrical interface CCITT G703 1 2 1 x 2 Electrical interface CCITT G703 1 2 2 or 1 2 3 x 2 Optical interface Short wavelength light GI 2km class x 2 Optical interface Long wavelength light SM 30km class x 2 Optical interface Long wavelength light DSF 80km class x 2 Electrical inte...

Page 471: ...IF1 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 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 472: ... 7 2 6 7 3 Appendices Modified the description Modified the description and Figures 2 3 1 11 and 2 3 1 12 Modified the description and the setting range table Modified the description the setting range table Modified the description and Figure 2 15 2 8 Added the description of OV 1 4 and UV 1 4 Added recording items to fault record screen Modified the description Modified the description Modified ...

Page 473: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

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