Schweitzer Engineering Laboratories SEL-587Z Instruction Manual Download Page 56

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3.24

SEL-587Z Instruction Manual

Date Code 20020903

Relay Elements

Overcurrent Protection

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Summary of Contents for SEL-587Z

Page 1: ...Schweitzer Engineering Laboratories 2350 NE Hopkins Court Pullman WA USA 99163 5603 Tel 509 332 1890 FAX 509 332 7990 SEL 587Z High Impedance Differential Relay Instruction Manual 20020903 ...

Page 2: ...ERTISSEMENT Cet appareil est expédié avec des mots de passe par défaut A l installation les mots de passe par défaut devront être changés pour des mots de passe confidentiels Dans le cas contraire un accés non autorisé á l équipement peut être possible SEL décline toute responsabilité pour tout dommage résultant de cet accés non autorisé ATTENTION Il y a un danger d explosion si la pile électrique...

Page 3: ... Ammetering 3 29 Section 4 Control Logic Introduction 4 1 Optoisolated Inputs 4 2 Local Control Switches NLBn SLBn CLBn PLBn 4 5 Remote Control Switches 4 9 SELOGIC Control Equations 4 11 SELOGIC Control Equation Variables Timers 4 14 Trip Logic TRn ULTRn TDURD 4 16 Close Logic CL ULCL 52A CFD 4 18 Output Contacts 4 20 Rotating Display 4 23 Front Panel Target LEDs 4 24 Section 5 Setting the Relay ...

Page 4: ...er SER Report 9 17 Section 10 Testing and Troubleshooting Introduction 10 1 Testing Methods and Tools 10 2 Acceptance Testing 10 5 Commissioning Testing 10 15 Maintenance Testing 10 16 Relay Self Tests 10 17 Relay Troubleshooting 10 19 Relay Calibration 10 21 Factory Assistance 10 22 Appendix A Firmware and Manual Versions Firmware A 1 Instruction Manual A 2 Appendix B Firmware Upgrade Instruction...

Page 5: ... Table 5 1 SET Command Editing Keystrokes 5 2 Section 6 Serial Port Communications Table 6 1 EIA 232 and EIA 485 Pinouts 6 2 Table 6 2 Serial Communications Port Pin Function Definitions 6 3 Table 6 3 Serial Port Automatic Messages 6 6 Table 6 4 Binary Message List 6 11 Table 6 5 ASCII Configuration Message List 6 11 Table 6 6 A5C0 Relay Definition Block 6 12 Table 6 7 A5C1 Fast Meter Configuratio...

Page 6: ...ance Elements C 3 Table C 4 Relay Word Bits Local Bits C 3 Table C 5 Relay Word Bits Remote Bits C 3 Table C 6 Relay Word Bits SELOGIC Control Equation Variables C 4 Table C 7 Relay Word Bits Trip Close Logic C 4 Table C 8 Relay Word Bits Demand Elements C 5 Table C 9 Relay Word Bits Input and Output Contacts C 5 Table C 10 Relay Word Bits Miscellaneous C 5 Table C 11 Alphabetic List of Relay Word...

Page 7: ...taneous Overcurrent Maximum Elements 3 11 Figure 3 12 Phase Overcurrent Elements 3 11 Figure 3 13 Negative Sequence and Residual Overcurrent Elements 3 12 Figure 3 14 Inverse Time Overcurrent Max Element Identical for Negative 51Q and Zero Sequence 51G Elements 3 12 Figure 3 15 Inverse Time Overcurrent A Phase Element B and C Phase are similar 3 12 Figure 3 16 Transformer With Grounded Wye Connect...

Page 8: ...d SER Figure 9 1 Example Event Summary 9 4 Figure 9 2 Example Event Report 1 4 cycle sample 9 15 Figure 9 3 Example Sequential Events Recorder SER Report 9 20 Section 10 Testing and Troubleshooting Figure 10 1 Low Level Test Interface 10 3 Figure 10 2 Relay Part Number and Hardware Identification Sticker 10 6 Figure 10 3 STA Command 10 7 Figure 10 4 SHO Command 10 7 Figure 10 5 Test Connections fo...

Page 9: ...18 3 17 Equation 3 19 3 17 Equation 3 20 3 18 Equation 3 21 3 18 Equation 3 22 3 18 Equation 3 23 3 18 Equation 3 24 3 18 Equation 3 25 3 18 Equation 3 26 3 18 Equation 3 27 3 18 Equation 3 28 3 32 Equation 3 29 3 32 Equation 3 30 3 32 Equation 3 31 3 32 Equation 3 32 3 33 Equation 3 33 3 33 Equation 3 34 3 33 Section 4 Control Logic Equation 4 1 4 2 Equation 4 2 4 7 Equation 4 3 4 7 Equation 4 4 ...

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Page 11: ...y Control Switch 4 6 Example 4 6 Local Bit Controls Bus Protection 4 7 Example 4 7 Close Feed Pumps for Long Busbar Fault 4 14 Example 4 8 Transformer Settings Example 4 15 Example 4 9 Trip Logic SELOGIC Control Equation Settings 4 17 Example 4 10 Close Logic SELOGIC Control Equation Settings 4 19 Example 4 11 Default Settings 4 20 Section 7 ASCII Command Reference Example 7 1 Access Level Attempt...

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Page 13: ...r programmable output contacts one alarm output contact and two serial communication ports Differential elements are set in volts for easy calculation of relay settings Apply the three independent high impedance elements to single zone bus protection reactors generators large motors or use single elements on grounded transformer windings as restricted earth fault protection Use the instantaneous o...

Page 14: ...ing the relay for serial communication and gives specific data on relay communications protocols Section 7 ASCII Command Reference Presents an alphabetic list of relay ASCII commands used for control viewing target information and obtaining metering information Section 8 Front Panel Interface Explains monitoring and controlling the relay using the front panel Section 9 Event Reports and SER Detail...

Page 15: ...m and power supply perform the functions required to provide high impedance differential and overcurrent protection Figure 1 2 SEL 587Z Hardware Block Diagram LPF 87A 87B LPF 87C LPF IC IB IA LPF LPF LPF A D Power Supply ALARM OUT4 OUT3 IN2 Front Panel Low Level Test Interface Port EIA 232 EIA 485 OUT2 IN1 OUT1 Port EIA 232 Real Time Clock M i c r o C o n t r o l l e r M u l t i p l e x e r Orderi...

Page 16: ... time phase residual and negative sequence overcurrent elements Overcurrent element pickup settings and operating characteristics are independent from the differential element settings When you use the SEL 587Z for transformer protection the instantaneous overcurrent elements provide phase and ground overcurrent protection for bushing faults while the time overcurrent elements provide phase and gr...

Page 17: ...OUT3 reports a bus zone alarm Figure 1 4 Bus Protection simplified Applying the relay as transformer protection Figure 1 5 shows the same contacts configured for different functions Now output contacts OUT1 and OUT2 are set to trip the high and low voltage breakers and OUT3 and OUT4 are set to close the high and low voltage breakers Set input IN1 to trip both high and low voltage breakers simultan...

Page 18: ...cifications SEL 587Z Functions Model Options This relay is available with a number of options 5 22 132 6 mm 3U rack mount package 6 65 168 9 mm panel mount package 6 65 168 9 mm projection panel mount package 1 A or 5 A nominal current inputs One 2500 J or two MOVs 5000 J ...

Page 19: ...acity 10000 operations 24 V 0 75 A L R 40 ms 48 V 0 50 A L R 40 ms 125 V 0 30 A L R 40 ms 250 V 0 20 A L R 40 ms Cyclic Capacity 2 5 cycles second 24V 0 75 A L R 40 ms 48 V 0 50 A L R 40 ms 125 V 0 30 A L R 40 ms 250 V 0 20 A L R 40 ms Note Make per IEEE C37 90 1989 Breaking and Cyclic Capacity per IEC 60255 0 20 1974 Optoisolated Inputs Standard Inputs 2 inputs Control Voltage Jumpers 24 Vdc 15 3...

Page 20: ...samples per power system cycle Processing Differential elements optoisolated inputs and contact outputs are processed at 1 8 cycle Overcurrent elements are processed at 1 8 cycle Metering Accuracy Instantaneous Currents 5 A Model 2 0 10 A 1 A Model 2 0 02 A Demand Currents 5 A Model 2 0 10 A 1 A Model 2 0 02 A High Impedance Voltage 5 2 V Differential Element Pickup Range 20 800 V Pickup Accuracy ...

Page 21: ... 2 Installation Introduction Design your installation using the mounting and connection information in this section Options include rack panel or projection panel mounting This section also includes information on configuring the relay for your application ...

Page 22: ...ed front panel molding that covers all installation holes See Figure 2 1 on page 2 3 Cut your panel and drill mounting holes according to the dimensions in Figure 2 1 on page 2 3 Insert the relay into the cutout aligning four relay mounting studs on the rear of the relay front panel with the drilled holes in your panel and use nuts to secure the relay to the panel The projection panel mount option...

Page 23: ...2 3 Date Code 20020903 SEL 587Z Instruction Manual Installation Relay Mounting and Maintenance Figure 2 1 Relay Dimensions Panel Cutout and Drill Plan ...

Page 24: ...t locking screws from the factory Refer to Figure 2 2 to make all terminal block connections Be sure to use wire that is appropriate for your installation with an insulation rating of at least 105 C Output contacts OUT1 OUT4 and ALARM are not polarity dependent Optoisolator inputs IN1 and IN2 are not polarity dependent Connector terminals 101 112 and 201 216 accept wire size AWG 24 to 12 Ground co...

Page 25: ... 216 must connect to a power source that matches the power supply characteristics that your SEL 587Z specifies on the rear panel serial number label See Section 1 Introduction and Specifications for complete power input specifications The POWER terminals are isolated from chassis ground Use 16 AWG 1 5 mm2 size or heavier wire to connect to the POWER terminals Connection to external power must comp...

Page 26: ...edance Bus Protection Figure 2 4 Example AC Connection With 50 51 Overcurrent Element B A C A B C 52 1 A B C 52 2 A B C 52 3 A B C 52 4 102 104 106 101 103 105 SEL 587Z HI Z HI Z HI Z External Lock Out Relay 86 1 86 2 86 3 A B C A B C 52 1 52 2 A B C A B C 52 3 A B C 52 4 SEL 587Z SEL 587Z 108 110 112 102 104 106 107 109 111 101 103 105 External Lock Out Relay 86 1 86 2 86 3 HI Z HI Z HI Z ...

Page 27: ...ion Manual Installation SEL 587Z Relay AC DC Connection Diagrams Figure 2 5 Example DC Connection 86 PS IN1 IN2 OUT1 52a 215 201 207 203 205 209 213 211 206 210 214 212 204 208 202 216 86 OUT2 OUT3 OUT4 GND ALARM CT OPEN ANN TRIP ANN FAIL ANN ...

Page 28: ...sembly and pull the assembly from the relay chassis Step 5 Locate the control voltage jumpers near the rear edge of the relay main board The jumpers are numbered JMP6 through JMP11 Refer to Figure 2 6 on page 2 9 Step 6 Install or remove jumpers according to Table 2 1 to select the desired control voltage level Step 7 Slide the draw out assembly into the relay chassis Step 8 Reconnect the analog s...

Page 29: ...port Jumper JMP 12 connects or disconnects 5 Vdc to pin 1 on the EIA 232 serial communications port For successful port voltage output you must also apply jumper JMP14 located near the rear communications port to short pin 5 and pin 9 for the 5 Vdc ground return path When jumper JMP12 and jumper JMP14 are in place the rear communications port is no longer isolated In a standard relay shipment jump...

Page 30: ... De energize the relay Step 2 Remove the six front panel screws and remove the relay front panel Step 3 Disconnect the analog signal ribbon cable and power supply cable from the underside of the relay main board Step 4 Grasp the black knob on the front of the draw out assembly and pull the assembly from the relay chassis Step 5 Locate the battery on the right hand side of the relay main board Tabl...

Page 31: ...e side of the battery faces up Step 7 Slide the draw out assembly into the relay chassis Step 8 Reconnect the analog signal ribbon cable and power supply cable Step 9 Replace the relay front panel and reenergize the relay Step 10 Set the relay date and time see DAT Date on page 7 8 in Section 7 ASCII Command Reference and TIM Time on page 7 21 in Section 7 ASCII Command Reference ...

Page 32: ...nual Date Code 20020903 Installation Port Connector and Communications Cables Port Connector and Communications Cables For information on making communications port connections to the relay see Section 6 Serial Port Communications ...

Page 33: ...tion This section discusses the operation of the differential elements blocking logic and overcurrent elements The section also presents recommendations for calculating protection element settings Differential protection elements are discussed first followed by overcurrent elements ...

Page 34: ... impedance elements primarily removes the dc component but also the odd harmonics as a result of the filter characteristic while the full cosine filter in the overcurrent elements filters all but the fundamental frequency Figure 3 1 Differential Relay Currents High Impedance Differential The differential element compares the measured voltage with the differential element setting Because the calcul...

Page 35: ... settings have the same range and are set in volts Table 3 1 summarizes the input setting and output relationship of the differential elements All Relay Word bits are listed in Appendix C Relay Word Bits Setting Calculation Circuit parameters CT ratio 2000 5 type C800 knee point voltage 432 V IF 50 kA three phase symmetrical RCT 0 82 Ω RLEAD 0 6 Ω n total number of circuits 5 _ _ 87B1 87B2 Setting...

Page 36: ... CT ratio RCT the CT secondary winding and lead resistance up to the CT terminals RLEAD the one way resistance of lead from junction points to the most distant CT P 1 for three phase faults and 2 for single phase to ground faults Multiplier P is 2 for single phase to ground faults because the fault current flows through both of the faulted phase CT cables During a balanced three phase fault the fa...

Page 37: ...lements for an external fault as follows Equation 3 3 where Vs voltage setting K a safety factor representing the necessary security level and CT performance For this example choose K as 150 percent Follow your company practices for setting this safety factor in your particular application Equation 3 4 Set the high impedance elements 87A1P 87B1P 87C1P 267 V Minimum Internal Fault Operating Current...

Page 38: ...lay current Ir To assure a small leakage current Im through the MOV at the relay setting voltage the relay uses a high quality device selected to the highest possible clamping voltage within the rated insulation parameters Exciting Current Ie The exciting Ie current is 110 mA as read from Figure 3 6 on page 3 5 and for a voltage value of 267 V Vs Current Through the Relay Ir Use Equation 3 6 to ca...

Page 39: ... external shorting contacts from the lock out relay to limit fault voltages applied at the relay input terminals to 4 0 cycles or fewer For example wire an output contact from the SEL 587Z to operate an 86 lock out relay which in turn shorts the inputs to the high impedance elements Do not rely on the circuit breaker to clear the fault current because the circuit breaker operating time may exceed ...

Page 40: ...vide enough energy to the relay for fast operation Use bushing or toroidal CTs with fully distributed windings and low leakage flux For multiratio CTs use the highest ratio in order to minimize the secondary current and hence the voltage developed for the worst external fault Also higher CT tap values generate progressively higher voltages autotransformer action the voltage generated on the higher...

Page 41: ...ts to send a direct trip command to all adjacent substations to clear the fault or assign them to supervise SCADA attempts to reenergize the bus MOV Degradation Detection and Back Up Protection Metal oxide varistors are in parallel with the resistors to clamp the voltage to less than 2 kV during bus faults With degradation the MOV may conduct larger current at lower applied voltages At various deg...

Page 42: ...ze the overcurrent elements provided by the SEL 587Z Max elements respond to the maximum value in any of the three phases Phase elements measure each phase separately a measuring element per phase Instantaneous Overcurrent Element Maximum Figure 3 11 on page 3 11 shows the logic for the three phase maximum overcurrent elements The output is the assertion of the phase with the highest current value...

Page 43: ...dividual phase current values against the phase settings The elements are not torque controlled Figure 3 12 Phase Overcurrent Elements Instantaneous Negative Sequence and Residual Figure 3 13 on page 3 12 shows the logic for the negative sequence and residual overcurrent elements Each element has two levels The elements are not torque controlled _ _ _ 50P1 50P2 50P3 50P3P 50P2P 50P1P Max IA IB IC ...

Page 44: ...nently energized or zero disabled or by entering a SELOGIC control equation The latter provides conditional assertion of the element as a function of the SELOGIC control equation Figure 3 14 Inverse Time Overcurrent Max Element Identical for Negative 51Q and Zero Sequence 51G Elements Figure 3 15 Inverse Time Overcurrent A Phase Element B and C Phase are similar _ _ 50G1 50G2 50G2P 50G1P 3I0 IA IB...

Page 45: ...ection and coordinated time overcurrent protection for phase to ground faults Torque Control Settings Refer to Table 3 3 on page 3 10 for the setting labels Torque control refers to a conditional enable of the element Elements are torque controlled by setting the Relay Word bit 51nTC to either one permanently energized or zero disabled or by entering a SELOGIC control equation The latter provides ...

Page 46: ... static or microprocessor based time overcurrent elements which have fast reset characteristics Overcurrent Application Guidelines Transformer Overcurrent and REF Protection Figure 3 16 Transformer With Grounded Wye Connected Winding Set the SEL 587Z instantaneous overcurrent elements to detect high current faults such as transformer bushing faults Use time overcurrent elements to detect transform...

Page 47: ...at may last for several seconds Cold load pickup inrush occurs when a distribution circuit is energized after being de energized for a relatively long period of time Cold load pickup includes many of the same inrush characteristics as hot load pickup but is usually more severe and longer lasting because more thermostatically controlled systems need to satisfy heating or cooling requirements after ...

Page 48: ...ld be set above the maximum 3I0 current expected due to load unbalance When applied on the delta side of a delta wye transformer residual overcurrent elements are insensitive to any type of fault on the wye side of the transformer and can only detect ground faults on the delta side This eliminates any coordination constraints with protection devices on the wye side of the transformer permitting ve...

Page 49: ...e U4 Operating Time Equation 3 14 Reset Time Equation 3 15 U S Short Time Inverse Curve U5 Operating Time Equation 3 16 Reset Time Equation 3 17 I E C Class A Curve Standard Inverse C1 Operating Time Equation 3 18 Reset Time Equation 3 19 tr TD 5 95 1 M 2 tp TD 0 0963 3 88 M 2 1 tr TD 3 88 1 M 2 tp TD 0 0352 5 67 M 2 1 tr TD 5 67 1 M 2 tp TD 0 00262 0 00342 M 0 02 1 tr TD 0 323 1 M 2 tp TD 0 14 M ...

Page 50: ...ss C Curve Extremely Inverse C3 Operating Time Equation 3 22 Reset Time Equation 3 23 I E C Long Time Inverse Curve C4 Operate Time Equation 3 24 Reset Time Equation 3 25 I E C Short Time Inverse Curve C5 Operate Time Equation 3 26 Reset Time Equation 3 27 tp TD 13 5 M 1 tr TD 47 3 1 M 2 tp TD 80 0 M 2 1 tr TD 80 0 1 M 2 tp TD 120 0 M 1 tr TD 120 0 1 M tp TD 0 05 M 0 04 1 tp TD 4 85 1 M 2 ...

Page 51: ... 6 00 5 00 4 00 2 00 1 00 15 00 12 00 10 00 8 00 01 5 6 7 8 9 1 02 03 04 05 09 06 08 1 2 3 4 5 7 6 9 1 4 2 3 5 6 7 9 10 40 20 30 70 50 60 80 90 100 80 10 2 3 6 4 5 7 9 8 20 50 30 40 60 70 100 90 Time in Seconds Multiples of Pickup Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 52: ...se Curve U2 0 50 6 00 5 00 3 00 2 00 1 00 12 00 10 00 01 5 6 7 8 9 1 02 03 04 05 09 07 08 1 2 3 4 5 6 9 8 1 4 2 3 6 8 9 10 40 20 30 70 50 90 100 80 10 2 3 4 5 7 8 20 50 30 40 60 70 100 90 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 53: ...se Curve U3 1 00 0 50 10 00 5 00 3 00 2 00 15 00 01 5 6 7 8 9 1 02 03 04 05 09 06 08 1 2 3 4 5 7 9 1 4 2 3 5 6 7 8 9 10 40 20 30 70 50 60 80 90 100 10 2 3 6 4 5 7 9 8 20 50 30 40 60 70 100 90 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 54: ...U4 3 00 2 00 1 00 0 50 15 00 12 00 10 00 8 00 6 00 5 00 4 00 01 5 6 7 8 9 1 02 03 04 05 09 07 06 08 1 2 3 4 5 7 9 1 4 2 3 5 6 7 8 9 10 40 20 30 50 60 80 90 100 80 10 2 3 6 4 5 7 9 8 20 50 30 40 60 70 100 90 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 55: ... Curve U5 0 50 1 00 2 00 6 00 3 00 4 00 8 00 12 00 15 00 01 5 6 7 8 1 9 02 03 04 05 06 1 08 09 2 3 4 5 1 7 9 2 3 4 5 6 7 8 10 9 20 30 50 40 60 100 90 80 80 9 2 3 4 5 6 7 8 10 20 30 40 50 60 70 90 100 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 60 50 30 25 150 125 300 250 1500 1250 600 500 3000 2500 6000 5000 ...

Page 56: ...ve Standard Inverse C1 0 05 0 50 0 40 0 20 0 10 1 00 01 5 6 7 8 9 1 02 03 04 05 09 07 06 08 1 2 3 4 5 7 9 8 1 4 2 3 5 6 7 8 9 10 40 20 30 70 50 80 90 100 10 2 3 6 4 5 9 8 20 50 30 40 60 70 100 90 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 57: ... Class B Curve Very Inverse C2 0 05 1 00 01 5 6 7 8 9 1 02 03 04 05 09 07 06 1 2 3 4 5 7 8 1 4 2 3 5 6 7 8 9 10 40 20 30 70 50 60 80 90 100 80 10 2 3 6 4 9 8 20 50 30 40 60 70 100 90 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 58: ...Inverse C3 01 5 6 7 8 9 1 02 03 04 05 09 07 06 08 1 2 3 4 5 7 6 9 8 1 4 2 3 5 6 7 8 9 10 40 20 30 50 60 80 90 100 80 10 2 3 6 4 5 9 8 20 50 30 40 60 70 100 90 0 20 0 10 0 05 1 00 0 90 0 80 0 70 0 50 0 40 0 30 Time in Seconds Time in Cycles 60 Hz 50Hz 3 2 5 6 5 15 12 5 30 25 60 50 600 500 150 125 300 250 1500 1250 3000 2500 6000 5000 ...

Page 59: ... 0 10 0 05 1 00 0 80 0 70 0 60 0 50 0 40 0 30 7 6 5 1 9 8 1 4 2 3 5 6 8 9 1 2 3 4 5 6 4 2 3 7 6 5 10 9 8 40 20 30 50 60 80 90 100 50 9 8 10 20 30 40 300 200 100 80 60 70 90 1000 900 700 600 500 400 Time in Seconds Time in Cycles 60 Hz 50Hz 30 25 60 50 150 125 300 250 3000 2500 600 500 1500 1250 6000 5000 15000 12500 30000 25000 60000 50000 ...

Page 60: ... 40 50 60 70 80 90 100 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 01 02 03 04 05 06 07 08 09 100 1 2 3 4 5 6 7 8 9 5 6 7 8 9 90 80 70 60 50 40 30 20 10 Time in Seconds Time in Cycles 60 Hz 50 Hz 6000 5000 3000 2500 1500 1250 600 500 300 250 150 125 60 50 30 25 15 12 5 6 5 3 2 5 Multiples of Pickup 0 05 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 1 00 ...

Page 61: ...TC for all demand ammeter calculations The time constant can be set from 5 to 255 minutes The demand ammeters operate such that if demand current is reset and a constant input current is applied the demand current output will be 90 percent of the constant input current value DMTC minutes later Settable demand ammeter thresholds are available for all three demand ammeters in units of amps secondary...

Page 62: ...sponse of the thermal demand ammeter in Figure 3 27 bottom If voltage VS in Figure 3 28 has been at zero VS 0 0 per unit for some time voltage VC across the capacitor in Figure 3 28 is also at zero VC 0 0 per unit If voltage VS is suddenly stepped up to some constant value VS 1 0 per unit voltage VC across the capacitor starts to rise toward the 1 0 per unit value This voltage rise across the capa...

Page 63: ...e constant setting defines the temperature rise of a device when a current is flowing through the device Demand Threshold Settings PDEMP QDEMP GDEMP Range OFF 0 50 16 00 A The threshold settings determine the pick up values for the phase negative and residual demand threshold elements Setting Calculation EXAMPLE 3 1 Setting the Relay transformer The first step is to identify the thermal curve appl...

Page 64: ...cal example From the IEEE temperature curve Equation 3 30 where θCHAR current at time t IFIN final current value full load θ time constant 120 minutes t time of measurement Calculating the current value after 120 minutes 1 time constant with full load current applied yields the value in Equation 3 31 Equation 3 31 The thermal demand element is calculated as shown in Equation 3 32 on page 3 33 Tabl...

Page 65: ... the time when PDEMP will assert for a 15 percent 1 25 A overload starting with zero element register values and a full load step function current flowing Equation 3 34 PDEMP IFL 1 e 10 t ln DMTC è ø ç æ ö 1 09 1 e 10 120 ln 120 è ø ç æ ö 0 98 A 90 percent of 1 09 A PDEMP θ CHAR 1 2 1 e 600 120 è ø ç æ ö 1 2 1 e 10 600 ln 120 è ø ç æ ö 1 2 A t DMTC 10 ln 1 PDEMP IFL è ø æ ö 120 10 ln 1 1 2 1 25 è ...

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Page 67: ...ote control switches remote bits The relay has two optoisolated inputs for use as the inputs in a SELOGIC control equation Local LB and remote RB bits provide the equivalent of traditional control operations Local bits use the front panel LCD and pushbuttons to replace for instance the panel control switches used for opening and closing circuit breakers and motorized disconnects isolators Remote b...

Page 68: ...e circuit to IN1 Step 2 To start an event report assert either Relay Word bit ER1 or ER2 The correct Input 1 assignment to assert ER1 is as follows ER1 IN1 Event Report Trigger Condition 1 There are no optoisolated input settings such as IN1 or IN2 The relay polls the digital optoisolated inputs each processing interval 1 8 of a power system cycle A digital input change of state occurs if the inpu...

Page 69: ...elay output contact for a differential element operation Assign the differential element Relay Word bits to internal trip logic TR1 Thus when any differential Relay Word bits assert logical 1 the TR1 Relay Word bit also asserts TR1 87A1 87B1 87C1 Trip Conditions Assign TRIP1 output from the internal trip logic TR1 to Output Contact 1 When TR1 asserts TRIP1 also asserts which in turn asserts OUT1 s...

Page 70: ...oisolated Inputs If an input needs to be debounced or time qualified more than the built in 0 25 cycle assign the input to a SELOGIC control equation variables timer SV8 IN2 SELOGIC Variable SV8 The output of the timer Relay Word bit SV8T can then be used in place of Relay Word bit IN1 see Example 4 2 on page 4 3 ...

Page 71: ...al bit LBn n 1 through 8 Use these local bits in SELOGIC control equations To enable the local bits enter a text string called labels using the SET T command Making corresponding label settings enables other positions of the same local control switch Each label is displayed on the front panel according to the step in the procedure For example assume the NLB1 label is HV BRKR During the circular di...

Page 72: ...ettings are made with serial port command SET T and viewed with serial port command SHO T see Section 5 Setting the Relay SET and SHO Showset on page 7 15 in Section 7 ASCII Command Reference Any given local control switch can be configured to be one of the following three switch types ON OFF OFF MOMENTARY ON OFF MOMENTARY Delete a Local Bit If a local control switch is not used null out all its c...

Page 73: ... local bits Relay Word bits LB1 through LB8 are retained if power to the relay is lost and then restored If a local control switch is in the ON position corresponding local bit is asserted to logical 1 when power is lost it will come back in the ON position corresponding local bit is still asserted to logical 1 when power is restored If a local control switch is in the OFF position corresponding l...

Page 74: ...ing Power Loss explanation The exception is if a new local control switch is configured as an OFF MOMENTARY switch Then the corresponding local bit is forced to start at logical 0 after the settings change regardless of the local bit state before the settings change If the local control switch is made inoperable because of a settings change the corresponding local bit is fixed at logical 0 regardl...

Page 75: ... one of the following three positions ON logical 1 OFF logical 0 MOMENTARY logical 1 for one processing interval With SELOGIC control equations the remote bits can be used in applications similar to those for which local bits are used see Local Control Switches NLBn SLBn CLBn PLBn on page 4 5 Figure 4 4 Remote Control Switches Drive Remote Bits RB1 Through RB8 Remote Bit States Not Retained Power ...

Page 76: ... position corresponding remote bit is asserted to logical 1 before a settings change it will come back in the ON position corresponding remote bit is still asserted to logical 1 after the settings change If a remote control switch is in the OFF position corresponding remote bit is deasserted to logical 0 before a settings change it will come back in the OFF position corresponding remote bit is sti...

Page 77: ...he logic in many of the figures in this section See the SEL 587Z Settings Sheets in Section 5 Setting the Relay for a listing and short description of each of the SELOGIC control equation settings See SHO Showset on page 7 15 in Section 7 ASCII Command Reference for a listing of the factory SELOGIC control equation settings shipped with the relay Logical Operators SELOGIC control equation settings...

Page 78: ...the trip equation SELOGIC control equations setting TR Thus any tripping via Relay Word bit SV1 is delayed one processing interval 1 8 cycle For most applications this is probably of no consequence As many as 250 Relay Word bits can be used to create SELOGIC control equation settings You can build the equations using Relay Word bits in combination with the SELOGIC control equation operators listed...

Page 79: ...ng Order of Relay Elements and Logic top to bottom Relay Elements and Logic corresponding SELOGIC control equations listed in parentheses Relay Word Bits Local Control Switches LB1 LB8 Remote Control Switches RB1 RB8 Optoisolated Inputs IN1 IN2 Demand Ammetering PDEM GDEM QDEM Differential Elements 87A1 87A2 87B1 87B2 87C1 87C2 Instantaneous Overcurrent Elements 50P1 50P3 50A1 50B1 50C1 50A2 50B2 ...

Page 80: ...Select SELOGIC control equation variable SV8 to monitor the differential elements and to start the SV8T timer when any differential element asserts Set timer pickup SV8PU to 15 cycles and timer dropout SV8DO to 0 When SV8T asserts close output OUT4 which is connected to the pumps Enter the following SV8 87A1 87B1 87C1 SELOGIC Variable SV8 OUT4 SV8T Output Contact OUT4 Figure 4 5 SELOGIC Control Eq...

Page 81: ...Figure 4 6 Breaker Failure Function Created With SELOGIC Control Equation Variables Timers TR1 functions as a breaker failure initiate input Phase instantaneous overcurrent element 50P1 functions as the fault detector Timer pickup setting SV6PU provides retrip delay if desired can be set to zero Timer pickup setting SV7PU provides breaker failure timing Timer dropout setting SV7DO holds the breake...

Page 82: ...tion setting TRn logical 1 beyond the TDURD time Relay Word bit TRIPn remains asserted at logical 1 for as long as TRn logical 1 In this case when TRn finally deasserts TRn logical 0 the TRIPn Relay Word bit deasserts immediately i e the TDURD time is not considered again Unlatch Trip Once Relay Word bit TRIPn is asserted to logical 1 it remains asserted at logical 1 until both of these conditions...

Page 83: ...AMPLE 4 9 Trip Logic SELOGIC Control Equation Settings See the SEL 587Z Settings Sheets in Section 5 Setting the Relay for setting ranges The following is an example of using SELOGIC control equations in setting the trip output and unlatch functions High impedance elements 87A2 87B2 and 87C2 and time overcurrent elements 51PT and 51GT trip directly TR1 87A2 87B2 87C2 51P1T 51G1T 50P1 Trip Conditio...

Page 84: ...ommand is issued with Relay Word bit CC in the CL equation SELOGIC control equation setting CL goes from logical 0 to logical 1 rising edge transition Unlatch Close If the CLOSE Relay Word bit is asserted at logical 1 it stays asserted at logical 1 until one of the following occurs The unlatch close condition asserts ULCL logical 1 The circuit breaker closes 52A logical 1 The Close Failure Timer t...

Page 85: ...DURD on page 4 16 ULCL TRIP1 Unlatch Close Conditions SELOGIC control equation setting 52A is set with optoisolated input IN1 Input IN1 is connected to a 52a circuit breaker auxiliary contact Setting 52A operates on 52a circuit breaker auxiliary contact logic When a closed circuit breaker condition is detected the CLOSE Relay Word bit is deasserted to logical 0 Setting 52A can handle a 52a or 52b ...

Page 86: ...ting for high impedance tripping follows OUT1 87A1 87B1 87C1 Output Contact OUT1 The default setting for a bus zone operated alarm follows OUT2 SV5T Output Contact OUT2 The default setting for a CT open circuit alarm follows OUT3 87A2 87B2 87C2 Output Contact OUT3 The default setting for a breaker fail follows OUT4 SV6T Output Contact OUT4 Issuing the serial port command PULSE n n OUT1 through OUT...

Page 87: ...T2 OUT1 PULSE OUT1 PULSE OUT2 PULSE OUT3 PULSE OUT4 PULSE ALARM ALARM PULSE command is also available via the front panel CNTRL pushbutton output contact testing option Execution of the PULSE command results in a logical 1 input into the above logic regular output contact OUT4 JMP13 in position YOUT2 Main board jumper JMP13 allows output contact OUT4 to operate as an extra Alarm output contact JMP...

Page 88: ...re information on configuring alarm outputs see Output Contact Jumpers on page 2 8 in Section 2 Installation Also refer to Figure 4 9 on page 4 21 and Relay Self Tests on page 10 17 in Section 10 Testing and Troubleshooting When the relay is operating normally the ALARM output contact coil is energized The alarm logic circuitry keeps the ALARM output contact coil energized A b type output contact ...

Page 89: ...on the front panel replace indicating lights Traditional indicating panel lights are turned on and off by circuit breaker auxiliary contacts front panel switches SCADA contacts etc to indicate such conditions as circuit breaker open closed See Section 8 Front Panel Interface for more information on the rotating display ...

Page 90: ...pe target LEDs 87 50 51 A B C and G are extinguished Table 4 8 SEL 587Z Front Panel Target LED Definitions LED Definition EN Relay Enabled see subsection Relay Self Tests on page 10 17 in Section 10 Testing and Troubleshooting 87 Any one of the 87 elements 87A1 87A2 87B1 87B2 87C1 87C2 asserts 50 Any one of the 50 elements 50P1 50P2 50P3 50A1 50A2 50B1 50B2 50C1 50C2 50Q1 50Q2 50G1 50G2 asserts 51...

Page 91: ...r to the ASCII terminal prompts The relay front panel SET pushbutton provides access to the relay SET and port SET P settings only Use the corresponding relay and port settings sheets that follow in this section when making these settings via the front panel Refer to Figure 8 1 on page 8 2 in Section 8 Front Panel Interface for information about the front panel View settings with the respective se...

Page 92: ...starts at the top of the logic settings and responds with the following TR1 87A1 87B1 87C1 When you issue the SET n command the relay starts at the top of the particular setting group and presents a setting Enter a new setting and press Enter if you want to retain the existing setting then press Enter only After the Enter keystroke the relay presents the next setting and so on Table 5 1 shows the ...

Page 93: ...Panel The relay front panel SET pushbutton provides access to the relay and port settings only Use the corresponding relay and port settings sheets that follow in this section when making these settings via the front panel Refer to Figure 8 1 on page 8 2 in Section 8 Front Panel Interface for information about front panel communications ...

Page 94: ...fier This tagging helps you distinguish the report as one generated for a specific breaker and substation RID and TID settings may include the following characters 0 9 A Z space CT Ratio CTR Determine the CT ratio by dividing the nominal primary CT current by the nominal secondary CT current If for example the nominal primary CT current is 2000 A and the nominal CT current is 5 A the ratio is 2000...

Page 95: ...in Trip Duration Time 0 8000 cycles in 0 125 cycle steps TDURD Differential Elements 87A1P 87C2P High Imp Pickup OFF 20 800 V 87A1P High Imp Pickup OFF 20 800 V 87A2P High Imp Pickup OFF 20 800 V 87B1P High Imp Pickup OFF 20 800 V 87B2P High Imp Pickup OFF 20 800 V 87C1P High Imp Pickup OFF 20 800 V 87C2P Phase Instantaneous Overcurrent Elements 50P1 50P3 Phase Inst Pickup OFF 0 5 80 0 A 5 A nomin...

Page 96: ... 1 16 0 A 1 A nominal 50C1P C Phase Inst Pickup OFF 0 5 80 0 A 5 A nominal OFF 0 1 16 0 A 1 A nominal 50C2P Phase Time Overcurrent Element 51P Phase Time Overcurrent Pickup OFF 0 5 16 0 A 5 A nominal OFF 0 1 3 2 A 1 A nominal 51PP Phase Time Overcurrent Curve U1 U5 C1 C5 51PC Phase Time Overcurrent Time Dial 0 50 15 00 for curves U1 U5 0 05 1 00 for curves C1 C5 51PTD Phase Time Overcurrent Electr...

Page 97: ...1 00 for curves C1 C5 51CTD C Phase Time Overcurrent Electromechanical Reset Y N 51CRS Residual Ground Instantaneous Overcurrent Elements 50G1 50G2 Residual Gnd Inst Pickup OFF 0 5 80 0 A 5 A nominal OFF 0 1 16 0 A 1 A nominal 50G1P Residual Gnd Inst Pickup OFF 0 5 80 0 A 5 A nominal OFF 0 1 16 0 A 1 A nominal 50G2P Residual Ground Instantaneous Overcurrent Elements 51G Residual Gnd Time Overcurre...

Page 98: ... 125 cycle steps CFD Demand Ammetering Settings Time Constant 5 10 15 30 60 minutes DMTC Demand Phase Pickup OFF 0 5 16 0 A 5 A nominal OFF 0 1 3 2 A 1 A nominal PDEMP Demand Residual Ground Pickup OFF 0 5 16 0 A 5 A nominal OFF 0 1 3 2 A 1 A nominal GDEMP Demand Negative Sequence Pickup OFF 0 5 16 0 A 5 A nominal OFF 0 1 3 2 A 1 A nominal QDEMP SELOGIC Variable Timers SV5 Timer Pickup 0 54000 000...

Page 99: ... SV10DO SV11 Timer Pickup 0 54000 000 cycles in 0 125 cycle steps SV11PU SV11 Timer Dropout 0 54000 000 cycles in 0 125 cycle steps SV11DO SV12 Timer Pickup 0 54000 000 cycles in 0 125 cycle steps SV12PU SV12 Timer Dropout 0 54000 000 cycles in 0 125 cycle steps SV12DO SV13 Timer Pickup 0 54000 000 cycles in 0 125 cycle steps SV13PU SV13 Timer Dropout 0 54000 000 cycles in 0 125 cycle steps SV13DO...

Page 100: ...t Elements NOTE Setting equation to zero 0 defeats corresponding element Phase Element 51PTC 51PTC Phase Element 51ATC 51ATC Phase Element 51BTC 51BTC Phase Element 51CTC 51CTC Residual Ground Element 51GTC 51GTC Negative Sequence Element 51QTC 51QTC Close Logic Circuit Breaker Status 52A Close Conditions CL ULCL Unlatch Close Conditions ULCL Event Report Trigger Conditions Event Report Trigger Co...

Page 101: ... SV9 SELOGIC Variable SV10 SV10 SELOGIC Variable SV11 SV11 SELOGIC Variable SV12 SV12 SELOGIC Variable SV13 SV13 SELOGIC Variable SV14 SV14 Output Contacts Output Contact OUT1 OUT1 Output Contact OUT2 OUT2 Output Contact OUT3 OUT3 Output Contact OUT4 OUT4 Display Points Display Point DP1 DP1 Display Point DP2 DP2 Display Point DP3 DP3 Display Point DP4 DP4 Display Point DP5 DP5 Display Point DP6 D...

Page 102: ...D Prefix PREFIX LMD Address 1 99 ADDR LMD Settling Time 0 30 seconds SETTLE Baud Rate 300 1200 2400 4800 9600 19200 38400 SPEED Number Data Bits 7 8 BITS Parity Odd O Even E or None N PARITY Stop Bits 1 2 STOP Timeout for inactivity 0 30 minutes T_OUT Send Auto Messages to Port Y N AUTO Enable Hardware Handshaking Y N RTSCTS Fast Operate Enable Y N FASTOP Modbus Slave ID 1 247 SLAVE Port F SET P F...

Page 103: ...rs PLB2 Local Bit LB3 Name 14 characters NLB3 Clear Local Bit LB3 Label 7 characters CLB3 Set Local Bit LB3 Label 7 characters SLB3 Pulse Local Bit LB3 Label 7 characters PLB3 Local Bit LB4 Name 14 characters NLB4 Clear Local Bit LB4 Label 7 characters CLB4 Set Local Bit LB4 Label 7 characters SLB4 Pulse Local Bit LB4 Label 7 characters PLB4 Local Bit LB5 Name 14 characters NLB5 Clear Local Bit LB...

Page 104: ...f DP2 logical 1 16 characters DP2_1 Display if DP2 logical 0 16 characters DP2_0 Display if DP3 logical 1 16 characters DP3_1 Display if DP3 logical 0 16 characters DP3_0 Display if DP4 logical 1 16 characters DP4_1 Display if DP4 logical 0 16 characters DP4_0 Display if DP5 logical 1 16 characters DP5_1 Display if DP5 logical 0 16 characters DP5_0 Display if DP6 logical 1 16 characters DP6_1 Disp...

Page 105: ... Events Recorder Settings SET R Command NOTE Sequential Events Recorder settings are comprised of three trigger lists Each trigger list can include up to 24 Relay Word bits delimited by spaces or commas See Sequential Events Recorder SER Report on page 9 17 in Section 9 Event Reports and SER SER Trigger List 1 SER1 SER Trigger List 2 SER2 SER Trigger List 3 SER3 ...

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Page 107: ...mote communications Other devices useful for communication include the SEL 2020 or SEL 2030 Communications Processor The SEL 587Z includes Modbus RTU Communications Protocol as an option You can use a variety of terminal emulation programs on your personal computer to communicate with the relay Examples of PC based terminal emulation programs include Procomm Plus Relay Gold Microsoft Windows Termi...

Page 108: ...anel SET pushbutton Port Connections The 9 pin port connector is shown in Figure 6 1 Figure 6 1 9 Pin Serial Port Connector Table 6 1 lists the pinouts for the EIA 232 and EIA 485 ports Parameters Default Values Baud Rate 2400 bps Data Bits 8 Parity N Stop Bits 1 Table 6 1 EIA 232 and EIA 485 Pinouts Pin Port F EIA 232 Port 1 EIA 232 Option Port 1 EIA 485 4 Wire Option 1 N C N C or 5 Vdc main boar...

Page 109: ...les are available from SEL Contact the factory for more information For long distance communications up to 500 meters and for electrical isolation of communications ports use the SEL 2800 or SEL 2810 Fiber Optic Transceivers Contact SEL for details about these devices Pin Function Definition N C No connection 5 Vdc 5 Vdc power connection RXD RX Receive data TXD TX Transmit data IRIG B IRIG B time ...

Page 110: ... SEL 587Z Relay 9 Pin Male D Subconnector D Subconnector 9 Pin Female 2 3 3 5 8 2 5 8 7 RXD TXD TXD RXD GND GND CTS CTS RTS DCD DTR DSR 1 4 6 Pin Func Pin Func Pin Pin Cable SEL C234A DTE Device SEL 587Z Relay 9 Pin Male D Subconnector D Subconnector 25 Pin Female 5 7 3 2 9 3 2 1 5 GND GND TXD RXD RXD TXD GND GND CTS DSR DCD DTR 6 8 20 8 4 CTS RTS Pin Func Pin Func Pin Pin Cable SEL C227A DTE Devi...

Page 111: ...2 2 20 3 GND GND TXD TXD IN RTS DTR IN RXD RXD OUT 8 8 CTS CD OUT 9 1 GND GND Pin Func Pin Func Pin Pin DCE Device Cable SEL C222 SEL 2020 or SEL 2030 25 Pin Male D Subconnector D Subconnector 9 Pin Male 2 3 3 4 5 2 4 5 TXD TXD RXD RXD IRIG IRIG GND GND 6 6 IRIG IRIG 7 8 RTS CTS 8 7 CTS RTS Pin Func Pin Func Pin Pin SEL 587Z Relay Cable SEL C273A SEL 2020 or SEL 2030 9 Pin Male D Subconnector D Su...

Page 112: ...ss and 2Access on page 7 2 in Section 7 ASCII Command Reference for more detail when you enter the ACC command Access Level 1 The relay issues the following prompt in Access Level 1 The relay recognizes commands 2AC through TRI from Access Level 1 For example enter the MET command at the Access Level 1 computer screen prompt to view metering data MET Enter Table 6 3 Serial Port Automatic Messages ...

Page 113: ...TS Y the relay deasserts RTS when it is unable to receive characters If RTSCTS Y the relay does not send characters until the CTS input is asserted Software Protocols Software protocols consist of standard SEL ASCII SEL Distributed Port Switch Protocol LMD SEL Fast Meter SEL Compressed ASCII and Modbus RTU The Modbus protocol is available on the rear port only Based upon the port PROTO setting the...

Page 114: ...he buffer Transmission should terminate at the end of the message in progress when XOFF is received and may resume when the relay sends XON You can use the XON XOFF protocol to control the relay during data transmission When the relay receives XOFF during transmission it pauses until it receives an XON character If there is no message in progress when the relay receives XOFF it blocks transmission...

Page 115: ...lay ASCII commands Explanations of those commands are included in Section 7 ASCII Command Reference The SEL 587Z provides Compressed ASCII versions of some of the relay s ASCII commands The Compressed ASCII commands allow an external device to obtain data from the relay in a format which directly imports into spreadsheet or database programs and which can be validated with a checksum Modbus RTU Pr...

Page 116: ...o SEL protocol 2 Upon receipt of the prefix and address the relay enables echo and message transmission 3 Wait until you receive a prompt before entering commands to avoid losing echoed characters while the external transmitter is warming up 4 Until the relay connection terminates you can use the standard commands that are available when PROTO SEL 5 The QUIT command terminates the connection If no...

Page 117: ...o exploit this feature The binary commands and ASCII commands can also be accessed by a device that does not interleave the data streams SEL Application Guide AG95 10 Configuration and Fast Meter Messages is a comprehensive description of the SEL binary messages The messages provided in the SEL 587Z are described in the following tables Message Lists Table 6 4 Binary Message List Request to Relay ...

Page 118: ...A5C3 Peak Demand Fast Meter configuration command A5D3 Peak Demand Fast Meter command 0004 Settings change bit A5C100000000 Fast Meter configuration message 0004 Settings change bit A5C200000000 Demand Fast Meter configuration message 0004 Settings change bit A5C300000000 Peak Demand Fast Meter configuration message 0100 SEL protocol Fast Operate 0101 LMD protocol Fast Operate 0002 Modbus protocol...

Page 119: ... Scale factor type float 0008 Scale factor offset in A5D1 message 383742000000 Analog channel name 87B 00 Analog channel type integer 01 Scale factor type float 0008 Scale factor offset in A5D1 message 383743000000 Analog channel name 87C 00 Analog channel type integer 01 Scale factor type float 0008 Scale factor offset in A5D1 message 1 byte Line configuration 00 ABC 01 ACB based on PHROT relay s...

Page 120: ...C 8 bytes Time stamp 15 bytes Relay Word bits TAR0 TAR13 xx 1 byte checksum of all preceding bytes Table 6 9 A5C2 A5C3 Demand Peak Demand Fast Meter Configuration Messages Sheet 1 of 2 Data Description A5C2 or A5C3 Demand A5C2 or Peak Demand A5C3 command 44 Length 01 of status flag bytes 00 Scale factors in meter message 00 of scale factors 05 of analog input channels 01 of samples per channel 00 ...

Page 121: ... channel name IG 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 334932000000 Analog channel name 3I2 02 Analog channel type FF Scale factor type 0000 Scale factor offset in Fast Meter message 00 Reserved xx 1 byte checksum of all preceding bytes Table 6 10 A5D2 A5D3 Demand Peak Demand Fast Meter Message Data Description A5D2 or A5D3 Command 1 byte Length...

Page 122: ...rate code clear remote bit RB5 24 Operate code set remote bit RB5 44 Operate code pulse remote bit RB5 05 Operate code clear remote bit RB6 25 Operate code set remote bit RB6 45 Operate code pulse remote bit RB6 06 Operate code clear remote bit RB7 26 Operate code set remote bit RB7 46 Operate code pulse remote bit RB7 07 Operate code clear remote bit RB8 27 Operate code set remote bit RB8 47 Oper...

Page 123: ...itions are true Conditions 1 5 defined in the A5E0 message are true The BREAKER jumper is in place on the SEL 587Z main board The TDURD setting is nonzero ID Message In response to the ID command the relay sends the following information STX FID yyyy CR LF CID yyyy CR LF DEVID yyyy CR LF DEVCODE yyyy CR LF PARTNO yyyy CR LF CONFIG yyyy CR LF ETX where FID reports the FID string CID reports the che...

Page 124: ...the last name with the LSB The DNA message is STX EN 87 50 51 A B C G 065A 51P 51PT 51PR 51A 51AT 51AR 51B 51BT 0A87 51BR 51C 51CT 51CR 51G 51GT 51GR 51Q 0A7F 51QT 51QR 50P1 50P2 50P3 50A1 50A2 0A22 50B1 50B2 50C1 50C2 50G1 50G2 50Q1 50Q2 0A6E 87A1 87A2 87B1 87B2 87C1 87C2 0923 IN1 IN2 OC CC CF 0730 LB1 LB2 LB3 LB4 LB5 LB6 LB7 LB8 0994 RB1 RB2 RB3 RB4 RB5 RB6 RB7 RB8 09C4 SV1 SV2 SV3 SV4 SV5 SV6 S...

Page 125: ...dd E Even N None N Stop Bits STOP 1 2 1 Timeout T_OUT 0 30 minutes 15 Automatic Message Output AUTO Y or N N Enable Hardware Handshaking RTSCTS Y or N N Fast Operate Enable FASTOP Y or N N PROTO LMD Port Protocol PROTO SEL LMD MODa LMD LMD Prefix PREFIX LMD Address ADDR 1 99 1 LMD Settling Time SETTLE 0 30 seconds 0 Baud Rate SPEED 300 1200 2400 4800 9600 19200 38400 2400 Number Data Bits BITS 7 8...

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Page 127: ...the front panel pushbuttons The primary differences between the serial port commands available at Access Level 1 and those available at Access Level 2 are The Access Level 1 commands are primarily for viewing information e g settings metering etc not for changing settings The Access Level 2 commands change settings or operate relay parameters and output contacts The relay responds with Invalid Acc...

Page 128: ... board jumper is not in place the relay asks you to enter the Access Level 1 password and blocks out a space for you to enter it Password The relay is shipped with the default Access Level 1 password shown in the table under PAS Password on page 7 12 Enter the default password Password Enter Table 7 1 ACC and 2AC Commands Minimum Access Level Prompt Serial Port Command Password Levela a If the mai...

Page 129: ...t enter the ACC command ACC Enter Because the main board jumper is in place the relay does not ask for a password it goes directly to Access Level 1 The relay responds BUS 1 Date 03 05 01 Time 08 31 10 361 STATION A Level 1 The prompt indicates the relay is now in Access Level 1 Example 7 1 on page 7 2 and Example 7 2 demonstrate how to navigate from Access Level 0 to Access Level 1 The procedure ...

Page 130: ...ecede one or more data lines is the number of subsequent ASCII names For example 21H identifies a header line with 21 ASCII labels h identifies a header line to precede one or more data lines is the number of subsequent format fields For example 8h identifies a header line with 8 format fields xxxxx is an ASCII name for corresponding data on following data lines Maximum ASCII name width is 10 char...

Page 131: ...CEV L 1 YYYY CR 1H FID YYYY CR 1D 40S YYYY CR 7H MONTH DAY YEAR HOUR MIN SEC MSEC YYYY CR 1D I I I I I I I YYYY CR 6H FREQ SAM CYC_A SAM CYC_D NUM_OF_CYC EVENT TARGETS YYYY CR 1D F I I I 7S 22S YYYY CR 8H 87A 87B 87C IA IB IC TRIG Names of Elements in Relay Word Rows 1 13 YYYY CR 120D F F F F F F 1S 26S YYYY CR CEV R 1 YYYY CR 1H FID YYYY CR 1D 40S YYYY CR 7H MONTH DAY YEAR HOUR MIN SEC MSEC YYYY ...

Page 132: ...he power system frequency as set by the NFREQ setting SAM CYC_A is the number of analog data samples per cycle 4 8 or 16 SAM CYC_D is the number of digital data samples per cycle 4 or 8 NUM_OF_CYC is the number of cycles of data in the event report EVENT is the event type TARGETS are the front panel tripping targets TRIG refers to the trigger record z is for trigger record and empty for all others...

Page 133: ...mper CON Control Access Level 2 The CON command is a two step command you can use to control Relay Word bits RB1 through RB8 see Section 4 Control Logic At the Access Level 2 prompt type CON a space and the number of the bit you wish to control 1 8 The relay responds by repeating your command followed by a colon At the colon type the Control subcommand you wish to perform See Table 7 2 The followi...

Page 134: ...e stored by the internal calendar clock If you set the date format setting DATE_F to MDY the date displays as month day year If you set the date format setting DATE_F to YMD the date displays as year month day To set the date type DATE mm dd yyyy Enter if the DATE_F setting is MDY If you set DATE_F to YMD enter DATE yyyy mm dd Enter The valid entry for the year is a number between 2000 and 2199 If...

Page 135: ...me the event was triggered the type of event and the front panel targets if the event was a TRIP type of event For more information on events and event reports see Event Reports on page 9 2 in Section 9 Event Reports and SER To display the relay event history enter the following command HIS Enter The relay responds with the event history BUS 1 Date 02 04 2002 Time 15 21 43 643 STATION A DATE TIME ...

Page 136: ...DEVID STATION A 049C DEVCODE 53 030F PARTNO 0587ZXXXX5XX2XX 06D6 CONFIG 111000 0386 IRI IRIG Access Levels 1 2 The IRI command directs the relay to read the demodulated IRIG B time code at the rear serial port input To force the relay to synchronize to IRIG B enter the following command IRI Enter If the relay successfully synchronizes to IRIG it sends the following header BUS 1 Date 03 05 01 Time ...

Page 137: ...7B 87C V MAG V 0 0 0 IA IB IC IG 3I2 I MAG A 0 0 0 0 0 I ANG DEG 0 00 00 00 00 00 00 00 00 00 MET D Demand Ammeter Access Levels 1 2 The MET D command displays the demand and peak demand values of the following quantities Element Description 87A A phase high impedance element measured voltage magnitude only 87B B phase high impedance element measured voltage magnitude only 87C C phase high impedan...

Page 138: ...nter Typing N Enter after either of the above prompts will abort the command The OPE command is supervised by main board jumper JMP24 If the jumper is not in place jumper JMP24 OFF the relay will not recognize the OPE command and responds Aborted No Breaker Jumper PAS Password Access Level 2 Your SEL 587Z is shipped with factory default passwords WARNING This device is shipped with default passwor...

Page 139: ...assword protection install JMP22 on the main board jumper JMP22 ON With no password protection you may gain access without knowing the passwords and view or change current passwords and settings PUL Pulse Access Level 2 Use the PUL command to pulse any of the output contacts for a specified length of time The command format is as follows PUL x y where x is OUT1 OUT2 OUT3 OUT4 or ALARM y is the pul...

Page 140: ...nates the SEL LMD connection if it is established see SEL Distributed Port Switch Protocol LMD on page 6 10 in Section 6 Serial Port Communications SER Sequential Events Recorder Access Levels 1 2 Use the SER command to view Sequential Events Records For more information on SER reports see Sequential Events Recorder SER Report on page 9 17 in Section 9 Event Reports and SER SET Access Level 2 Use ...

Page 141: ...the changes and responds Settings aborted If you type y or Y the relay saves the changes and responds Settings saved The relay response is the same when no settings are changed Use the TER option to inhibit the relay from sending the setting class or instance readback when you end a setting session SEL recommends that you use the TERSE option sparingly you should review the readback information to...

Page 142: ...BC U3 51BTD 15 00 51BRS N 51CP OFF 51CC U3 51CTD 15 00 51CRS N 50G1P OFF 50G2P OFF 51GP OFF 51GC U3 51GTD 15 00 51GRS N 50Q1P OFF 50Q2P OFF 51QP OFF 51QC U3 51QTD 15 00 51QRS N CFD 60 000 Press RETURN to continue DMTC 5 PDEMP 5 00 GDEMP 1 50 QDEMP 1 50 SV5PU 120 000 SV5DO 0 000 SV6PU 15 000 SV6DO 0 000 SV7PU 0 000 SV7DO 0 000 SV8PU 0 000 SV8DO 0 000 SV9PU 0 000 SV9DO 0 000 SV10PU 0 000 SV10DO 0 00...

Page 143: ...2 0 SV3 0 SV4 0 SV5 0 SV6 0 SV7 0 SV8 0 SV9 0 SV10 0 SV11 0 SV12 0 SV13 0 SV14 0 OUT1 TRIP1 OUT2 TRIP1 OUT3 SV5T SV6T OUT4 0 DP1 0 DP2 0 Press RETURN to continue DP3 0 DP4 0 DP5 0 DP6 0 DP7 0 DP8 0 Figure 7 2 SHO L Command Sample Display SHO P F Enter PROTO SEL SPEED 2400 BITS 8 PARITY N STOP 1 T_OUT 15 AUTO N RTSCTS N FASTOP N Figure 7 3 SHO P F Command Sample Display SHO R Enter Sequential Event...

Page 144: ...atus report showing the relay self test information To view a status report enter the command STA n Enter where n is a number n 1 2 3 that specifies the number of times to repetitively display the status report If no number is entered after the STA command the relay displays the status report only once After the STA command is entered the relay replies with the following status report BUS 1 Date 0...

Page 145: ... shows the targets The four top row targets correspond to the four left most Relay Word bits and the bottom four targets correspond to the four right most Relay Word bits The TAR command format is TAR m n Table 7 6 STA Command Command Row Column Definitions FID Firmware identifier string It identifies the firmware revision CID CID is the firmware checksum identifier OS Offset displays measured dc ...

Page 146: ...ntil a new TAR command is executed or the port times out due to port inactivity see serial port setting T_OUT in the SHO P F command display sample in Figure 7 3 on page 7 17 Port timeout takes the targets back to their normal front panel target operation like TAR 0 If the TAR command is executed from the front panel See Figure 8 1 on page 8 2 in Section 8 Front Panel Interface front panel timeout...

Page 147: ... bit 87C2 in Row 5 in the remapped front panel targets TIM Time Access Levels 1 2 TIM displays the relay clock To set the clock type TIM and the desired setting then press Enter Separate the hours minutes and seconds with colons semicolons spaces commas or slashes To set the clock to 23 30 00 enter TIM 23 30 00 Enter 23 30 00 TRI Trigger Access Levels 1 2 Issue the TRI command to generate an event...

Page 148: ...ter EVENT Display and acknowledge event reports HISTORY View event summaries histories clear event data ID Display the firmware identification part number and other configuration data IRIG Update the internal clock calendar from the IRIG B input METER Display metering data and internal relay operating variables OPEN Access the OC Relay Word bit to open a circuit breaker PASSWORD Display or change ...

Page 149: ...anual Section 8 Front Panel Interface Introduction This section describes how to get information make settings and execute control operations from the relay front panel Also described in this section are the rotating display and display points ...

Page 150: ... The LCD backlighting is turned off Any routine being executed via a front panel command is interrupted The target LEDs revert to the default targets Liquid Crystal Display LCD The LCD is controlled by the pushbuttons automatic messages the relay generates and programmable Display Points The relay scrolls through any active nonblank Display Points If none are active the relay scrolls through up to...

Page 151: ... from the front panel Access Level 1 commands are not password protected when operating the front panel Access Level 1 commands are password protected on the communications ports The front panel is normally active at Access Level 1 If you issue a command from the front panel that requires a Level 2 password the relay prompts you for a password After you enter the password for the higher access lev...

Page 152: ...unctions are for cursor movements and specific commands within dialogues The eight pushbutton primary functions are discussed in the order of appearance from left to right on the front panel Primary Functions Note in Figure 8 2 on page 8 5 that the front panel pushbutton primary functions correspond to serial port commands both retrieve the same information or perform the same function For more de...

Page 153: ...mands Access Level 2b Access Level 1a View or Change Date or Time View Asserted Relay Word Bits DATE TIME TARGET View or Change Settings for Relay or Serial Port SHOWSET SHOWSET P 1 F SET SET P 1 F Pulse Output Contactsc View or Operate Local Control PULSE QUIT Exit Entirely and Return to Default Display a Front panel pushbutton functions that correspond to Access Level 1 serial port commands do n...

Page 154: ...isplay Press the EXIT pushbutton to return to the default display and activate the primary pushbutton functions again see Figure 8 2 on page 8 5 and Figure 8 3 Figure 8 3 Front Panel Pushbuttons Secondary Functions Function Description Function Description Password Password LAMP TEST CANCEL SELECT Provides help screen information when viewing or changing settings with pushbutton SET provides help ...

Page 155: ...nction Except while viewing or editing settings pressing TARGET RESET causes the front panel LEDs to illuminate for a two second lamp test and then clears all target LEDs except for the EN LED which is illuminated if the relay is enabled While viewing or editing settings the TARGET RESET pushbutton acts as a Help function showing specific information about the displayed setting ...

Page 156: ...ol switches are created by making corresponding switch position label settings These text label settings are set with the SET T command or viewed with the SHOWSET T command via the serial port see SET and SHO Showset on page 7 15 in Section 7 ASCII Command Reference For more information on local control see Local Control Switches NLBn SLBn CLBn PLBn on page 4 5 in Section 4 Control Logic EXAMPLE 8...

Page 157: ... null SLB2 ON Pulse Local Bit LB_ Label 7 char enter NA to null PLB2 NA This concludes configuring the second switch Local Bit LB_ Name 14 char enter NA to null NLB3 MANUAL TRIP Clear Local Bit LB_ Label 7 char enter NA to null CLB3 RETURN Set Local Bit LB_ Label 7 char enter NA to null SLB3 NA Pulse Local Bit LB_ Label 7 char enter NA to null PLB3 TRIP Local Bit LB_ Name 14 char enter NA to null ...

Page 158: ...ting default display messages Press the CNTRL pushbutton and the first set local control switch displays shown here with example settings LB1 is configured as an ON OFF switch labeled BUSZONE SW The switch is in the OPEN position Press the right arrow pushbutton and scroll to the next set local control switch and to the next local control switch The MANUAL TRIP RETURN TRIP switch is an OFF MOMENTA...

Page 159: ... the left arrow pushbutton and then SELECT Yes The display then shows the new local control switch position Because this is an OFF MOMENTARY type switch the MANUAL TRIP switch returns to the RETURN position after momentarily being in the TRIP position Technically the MANUAL TRIP switch being an OFF MOMENTARY type switch is in the TRIP position for one processing interval 1 8 cycle long enough to a...

Page 160: ...retained For example local bit LB1 controls the CLOSE OPEN of the BUSZONE switch If local bit LB1 is at logical 1 the BUSZONE switch is ON If power to the relay is turned off and then turned on again local bit LB1 remains at logical 1 and the BUSZONE switch is still ON This is like a traditional panel where enabling disabling of reclosing and other functions is accomplished by panel mounted switch...

Page 161: ...beled Press CNTRL for Local Control displays if at least one local control switch is operational It is a reminder of how to access the local control function See the preceding discussion in this section and Local Control Switches NLBn SLBn CLBn PLBn on page 4 5 in Section 4 Control Logic for more information on local control If display point labels are also enabled the Press CNTRL for Local Contro...

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Page 163: ...inputs and outputs with 1 8 cycle data resolution summary report and settings Full length event reports are stored in nonvolatile memory for later retrieval Software programs such as the SEL 5601 Analytic Assistant convert the event report data to oscillography Use the HISTORY command to obtain an index of these stored reports Enable automatic messaging to configure the SEL 587Z Relay to send even...

Page 164: ...nds Thus the relay records the beginning and end of each event for which it trips A second event is not provided if any of the trip outputs assert at or less than 11 cycles after the first report is triggered This is why ER2 is available i e select elements in ER1 and ER2 carefully so that event reports are created when more elements are picked up For example enter 50 elements in ER1 and 51 elemen...

Page 165: ...the initial assertion of 87A1 See SELOGIC Control Equations on page 4 11 in Section 4 Control Logic for more information about SELOGIC control equations TRIGGER and PULSE Serial Port Commands The TRIGGER serial port command generates event reports primarily for testing purposes The PULSE serial port command is used to assert the output contacts for testing purposes or for remote control If output ...

Page 166: ...nt in the event report row containing the maximum phase voltage The listed voltages are Phase A channel IA B channel IB C channel IC The Currents A pri ABCGQ field shows the currents present in the event report row containing the maximum phase current The listed currents are Phase A channel IA B channel IB C channel IC Calculated residual G 3I0 calculated from channels IA IB and IC Negative sequen...

Page 167: ...y The command choices are shown below The n parameter refers to the event report number n 1 through 10 with n 1 being the most recent event report and n 10 being the oldest event report If no numeric n parameter is entered with the serial port command the most recent event report n 1 is displayed If an event report is requested that does not exist the relay responds Invalid Event If any of the rel...

Page 168: ...f the elements inputs and outputs Analog Columns The current columns show sampled current after filtering in primary amperes Note that the analog values change from plus to minus values in Figure 9 2 on page 9 15 indicating the sinusoidal nature of the waveforms Digital Element Columns Various SEL 587Z Relay Word bits appear in the columns to the right of the analog columns Table 9 4 on page 9 7 l...

Page 169: ...tial elements asserted Phase C level 1 high impedance differential elements asserted 87ABC2 87A2 87B2 87C2 87A2 87B2 87B2 87C2 87C2 87A2 87A2 87B2 87C2 3 a b c A B C Phases A B and C level 2 high impedance differential elements asserted Phases A and B level 2 high impedance differential elements asserted Phases B and C level 2 high impedance differential element asserted Phases C and A level 2 hig...

Page 170: ...rcurrent element is not picked up but timing element is asserted 51C 51C 51CT 51CR r p T l C phase time overcurrent element deasserted but not reset C phase time overcurrent element deasserted and fully reset C phase time overcurrent element picked up and timing C phase time overcurrent element picked up and timed out C phase time overcurrent element is not picked up but timing element is asserted...

Page 171: ...e instantaneous overcurrent elements 50P3 and 50P1 picked up Phase instantaneous overcurrent element 50P1 picked up Phase instantaneous overcurrent element 50P2 picked up Phase instantaneous overcurrent element 50P3 picked up 50ABC1 50A1 50B1 50C1 3 a b c A B C All three level 1 single phase instantaneous overcurrent elements picked up Level 1 single phase instantaneous overcurrent ele ments 50A1 ...

Page 172: ...rcurrent element 50G1 picked up Residual ground instantaneous overcurrent element 50G2 picked up Both residual ground instantaneous overcurrent ele ments 50G1 and 50G2 picked up 50Q12 50Q1 50Q2 1 2 b Negative sequence instantaneous overcurrent element 50Q1 picked up Negative sequence instantaneous overcurrent element 50Q2 picked up Both negative sequence instantaneous overcurrent ele ments 50Q1 an...

Page 173: ...uation variable SV4 asserted Both SV3 and SV4 asserted SV 5T SV5 SV5T p T d SELOGIC control equation variable SV5 asserted timer not timed out SELOGIC control equation variable SV5 asserted and timer SV5T asserted SELOGIC control equation variable SV5 deasserted timer SV5T asserted SV 6T SV6 SV6T p T d SELOGIC control equation variable SV6 asserted timer not timed out SELOGIC control equation vari...

Page 174: ...serted SELOGIC control equation variable SV10 deasserted timer SV10T asserted SV 11T SV11 SV11T p T d SELOGIC control equation variable SV11 asserted timer not timed out SELOGIC control equation variable SV11 asserted and timer SV11T asserted SELOGIC control equation variable SV11 deasserted timer SV11T asserted SV 12T SV12 SV12T p T d SELOGIC control equation variable SV12 asserted timer not time...

Page 175: ...he relay samples at 1 8 cycles the 1 4 cycle report contains only half of the processed information To ensure the asterisk and arrow appear in the event report use the 1 8 cycle report SV 14T SV14 SV14T p T d SELOGIC control equation variable SV14 asserted timer not timed out SELOGIC control equation variable SV14 asserted and timer SV14T asserted SELOGIC control equation variable SV14 deasserted ...

Page 176: ...3777 33 33 b 125 768 641 913 5612 4684 33 33 b Event TRIP1 Targets 87 50 A B C Voltages V ABC 469 858 643 Currents A Pri ABCGQ 4715 6140 5136 9 1759 Relay Settings RID BUS 1 TID STATION A CTR 120 TDURD 9 000 87A1P 125 87A2P 40 87B1P 125 87B2P 40 87C1P 125 87C2P 40 50P1P OFF 50P2P OFF 50P3P OFF 50A1P 2 5 50A2P 1 0 50B1P 2 5 50B2P 1 0 50C1P 2 5 50C2P 1 0 51PP OFF 51PC U3 51PTD 15 00 51PRS N 51AP OFF...

Page 177: ...SV12 0 SV13 0 SV14 0 OUT1 TRIP1 OUT2 TRIP1 OUT3 SV5T SV6T OUT4 0 DP1 0 DP2 0 DP3 0 DP4 0 DP5 0 DP6 0 DP7 0 DP8 0 Figure 9 2 Example Event Report 1 4 cycle sample Obtaining RMS Phasors From 4 Samples Cycle Event Reports Sampling at 1 4 cycle generates data at 90 degree electrical intervals thus presenting the recorded values in the correct format for phasor calculations Similar calculations are pos...

Page 178: ...nd the Y value later value or upper value in a column pair as Cartesian rectangular coordinates Perform the keystrokes necessary for your calculator or computing program to convert to polar coordinates This is the phasor value for the data pair For example use two rows of voltage data from the event report to calculate an rms phasor voltage At the first sample pair of Cycle 4 the rms phasor for th...

Page 179: ...ements picks up times out or drops out a row is triggered in the SER report Also if the relay is newly powered up or a settings change is made a row is triggered in the SER report with the message Relay newly powered up or settings changed Each row in the SER report contains date time current relay element optoisolated input and output contact information Making SER Trigger Settings Each SER trigg...

Page 180: ...of the report Reverse chronological progression through the report is down the page and in ascending row number SER 512 257 Use this format to view any SER row between Row 512 and Row 257 if these exist The rows display with the newest row Row 257 at the beginning top of the report and the oldest row Row 512 at the end bottom of the report Reverse chronolog ical progression through the report is d...

Page 181: ...o reports are cleared and the relay responds Canceled SER Column Definitions Refer to the example SER report in Figure 9 3 on page 9 20 to view SER report columns Note in Figure 9 3 on page 9 20 that a row in the SER report is actually two lines long the first line contains row date time and any written message and the second line contains the current and the other relay information The column def...

Page 182: ...24TTTTTTTTTT 24M2 12 10 05 2001 13 13 36 107 Relay newly powered up or settings changed 0 2 0 0 0 0 11 10 05 2001 15 24 12 243 Relay newly powered up or settings changed 0 0 0 0 0 0 1 10 10 05 2001 15 38 22 256 Relay newly powered up or settings changed 0 87 0 0 0 0 B 1 9 10 05 2001 17 12 22 256 Relay newly powered up or settings changed 0 0 0 0 0 0 1 8 10 05 2001 18 42 12 465 Relay newly powered ...

Page 183: ...nd metering Relay troubleshooting procedures are listed at the end of the section Protective relay testing is generally divided into three categories acceptance commissioning and maintenance testing The categories differ by when testing takes place in the life cycle of the relay as well as by differences in the test complexity This section describes when each test is performed the goals of testing...

Page 184: ...ignals from the SEL 4000 Relay Test System Never apply voltage signals greater than 6 2 V peak to peak to the low level test interface Figure 10 1 on page 10 3 shows the signal scaling factors Command Feature Description METER The METER command shows the currents and voltages presented to the relay in primary values referenced to IA Compare these quantities against other devices of known accuracy ...

Page 185: ...lement pickup and dropout by observing the target LEDs For example the phase instantaneous overcurrent element 50P1 appears in Relay Word Row 3 When you type the command TAR 3 Enter the terminal displays the labels and status for each bit in the Relay Word Row 3 and the LEDs display their status Thus with these new targets displayed if the Level 1 phase instantaneous overcurrent element 50P1 asser...

Page 186: ...ontact operation as an indicator you can measure element operating characteristics stop timers etc Tests in this section assume an a output contact Sequential Events Recorder SER To test using this method set the SERn to trigger for the element under test With the SET R command put the element name in the SER1 SER2 or SER3 setting Whenever an element asserts or deasserts a time stamp is recorded V...

Page 187: ...Be sure you received the relay in satisfactory condition Method Inspect the instrument for physical damage such as dents or rattles Step 2 Purpose Verify requirements for relay logic inputs control power voltage level and voltage and current inputs Method Refer to the information sticker on the rear panel of the relay Actual information stickers vary but Figure 10 2 on page 10 6 provides an exampl...

Page 188: ...art Access Level 0 communication Method Apply control voltage to the relay The enable target EN LED should illuminate If not be sure that power is present Press the Enter key from your terminal to get the Access Level 0 response from the relay The prompt should appear indicating that you have established communications at Access Level 0 presuming correct terminal configuration The ALARM relay shou...

Page 189: ...ld look similar to the following SHO Relay Settings RID BUS 1 TID STATION A CTR 120 TDURD 9 000 87A1P 125 87A2P 40 87B1P 125 87B2P 40 87C1P 125 87C2P 40 50P1P OFF 50P2P OFF 50P3P OFF 50A1P 2 5 50A2P 1 0 50B1P 2 5 50B2P 1 0 50C1P 2 5 50C2P 1 0 51PP OFF 51PC U3 51PTD 15 00 51PRS N 51AP OFF 51AC U3 51ATD 15 00 51ARS N 51BP OFF 51BC U3 51BTD 15 00 51BRS N 51CP OFF 51CC U3 51CTD 15 00 51CRS N 50G1P OFF...

Page 190: ... each input and make sure the corresponding target LED illuminates Note that the control voltage required to assert an input is jumper selectable c If you suspect the jumpers to be different from the factory default refer to Circuit Board Jumpers and Battery on page 2 8 in Section 2 Installation for the jumper locations Metering Step 1 Purpose Connect simulated power system secondary current sourc...

Page 191: ...ely three times the applied current then all three phases have the same angle If 3I2 equals approximately three times the applied current then the phase rotation is reversed Turn the current sources off Figure 10 5 Test Connections for Balanced Load With Three Phase Current Sources Figure 10 6 Test Connections With Two Phase Current Sources 107 IA IB IC SEL 587Z partial Current Source 1 Current So...

Page 192: ...sing the LED to illuminate i e top row right hand side see Table 10 2 Note the magnitude of the current applied It should equal the 50A1P setting 5 of the setting and 0 1 A secondary Step 4 Purpose Repeat test for each instantaneous overcurrent element Method Repeat steps 1 through 3 for each instantaneous overcurrent element listed in Table 10 2 Remember to view the element with the TAR command s...

Page 193: ...51A 51AT When prompted set SER2 and SER3 to NA Save settings Step 3 Purpose Connect and apply a single current test source at a level that is M times greater than the pickup i e 2 2 M 6 6 A M 3 for this example Method Connect a single current test source i e source 1 to current input IA as shown in Figure 10 5 on page 10 9 Turn on the single current test source for the phase under test at the desi...

Page 194: ...current Elements The SEL 587Z has three negative sequence overcurrent elements as shown in Table 10 2 on page 10 10 and Table 10 3 They all operate based on a comparison between a negative sequence calculation of the three phase inputs and the negative sequence overcurrent setting The negative sequence calculation that is performed on the three phase inputs is as follows assuming ABC rotation Tabl...

Page 195: ...overcurrent elements will operate For example assume one ampere on A phase and zero on B and C phases Equation 10 5 Test the instantaneous and time delayed residual overcurrent elements by applying current to the inputs and comparing relay operation to the residual overcurrent settings These tests were outlined previously in this section High Impedance Differential Elements Step 1 Purpose Determin...

Page 196: ...e TAR command See Table 10 4 The computer terminal will display the LED labels from left to right when the TAR command is issued Table 10 4 Instantaneous Overcurrent Elements and Corresponding Settings Relay Word Bits TAR Commands Element Pickup Setting Relay Word Bit TAR Differential Element A Phase Level 1 87A1P 87A1 5 Differential Element A Phase Level 2 87A2P 87A2 5 Differential Element B Phas...

Page 197: ...r connection of the relay to the power system and all auxiliary equipment Check control signal inputs and outputs Check breaker auxiliary inputs SCADA control inputs and monitoring outputs Verify that the relay current and voltage inputs are the proper magnitude and phase rotation Brief fault tests confirm that the relay settings and protection scheme logic are correct You do not need to test ever...

Page 198: ...ng the maintenance interval The basis for this testing philosophy is simple you do not need to perform further maintenance testing for a correctly set and connected relay that measures the power system properly and for which no relay self test has failed The SEL 587Z is based on microprocessor technology the relay internal processing characteristics do not change over time For example if time over...

Page 199: ...Use the serial port STATUS command or front panel STATUS pushbutton to view relay self test status Table 10 6 Relay Self Tests Sheet 1 of 2 Self Test Condition Limits Protection Disabled ALARM Output Description 87A 87B 87C IA IB IC offset Warning 30 mV No Pulsed Measures the dc offset at each of the current input channels every 0 2 seconds Master offset Warning Failure 20 mV 30 mV No Yes Pulsed L...

Page 200: ... The test runs continuously Microprocessora Failure Yes Latched The microprocessor examines each program instruction memory access and interrupt The relay dis plays VECTOR nn on the LCD upon detection of an invalid instruction memory access or spu rious interrupt The test runs con tinuously 5 V PS Under Overvoltagea Failure 4 65 V 5 95 V Yes Latched A circuit on the SEL 587Z main board monitors th...

Page 201: ...cters on Relay LCD Screen Step 1 Relay is de energized Check to see if the ALARM contact is closed Step 2 LCD contrast is out of adjustment Use the steps below to adjust the contrast a Remove the relay front panel by removing the six front panel screws b Press any front panel pushbutton The relay should turn on the LCD back lighting c Locate the contrast adjust potentiometer directly adjacent to t...

Page 202: ...ooting Relay Troubleshooting Relay Does Not Respond to Faults Step 1 Relay improperly set Step 2 Improper test source settings Step 3 CT input wiring error Step 4 Analog input cable between transformer secondary and main board loose or defective Step 5 Failed relay self test ...

Page 203: ...e 20020903 SEL 587Z Instruction Manual Testing and Troubleshooting Relay Calibration Relay Calibration The SEL 587Z is factory calibrated If you suspect that the relay is out of calibration please contact the factory ...

Page 204: ...y Assistance Factory Assistance We appreciate your interest in SEL products and services If you have questions or comments please contact us at Schweitzer Engineering Laboratories Inc 2350 NE Hopkins Court Pullman WA USA 99163 5603 Tel 509 332 1890 Fax 509 332 7990 Internet www selinc com ...

Page 205: ...0020418 is firmware revision number 100 release date April 18 2002 Table A 1 lists the firmware versions a description of modifications and the instruction manual date code that corresponds to firmware versions for the SEL 587Z The most recent firmware version is listed first Table A 1 Firmware Revision History Firmware Identification FID Number Description of Changes Manual Date Code This firmwar...

Page 206: ... differs from the previous versions as follows 20020903 Appendix A Updated for R102 firmware revision This manual differs from the previous versions as follows 20020628 Title Page Added date code Section 1 Included mention of projection panel mount package in Model Options on page 1 6 Section 2 Included information about projection panel mount package in Panel Mount on page 2 2 Updated Figure 2 1 ...

Page 207: ...n upgrading at the substation do not attempt to load the firmware into the relay through an SEL 2020 or SEL 2030 Communications Processor Perform the firmware upgrade process in the following sequence these steps are described in detail later in this section A Prepare the Relay B Establish a Terminal Connection C Save Settings and Other Data D Start SELBOOT E Download Existing Firmware F Upload Ne...

Page 208: ... the EXIT SETTINGS prompt highlight Yes and press the SELECT pushbutton Step 11 Connect an SEL C234A or equivalent serial communications cable to the relay serial port you identified in Step A 6 above B Establish Terminal Connection To establish communication between your relay and a personal computer you must be able to modify your serial communications parameters i e data transmission rate data ...

Page 209: ...you made in Step B 1 on page B 2 Figure B 2 Selecting the Computer Serial Port NOTE The settings for your computer Figure B 3 on page B 4 must match the settings you recorded earlier for the relay e g hardware and software flow control settings should match what you recorded in Step A 9 on page B 2 Step 6 Establish serial port communications parameters a Enter the serial port communications parame...

Page 210: ...menu choose Properties b Select the Settings tab in the Firmware Upgrade Properties dialog box Figure B 4 c Select VT100 from the Emulation list box and click OK Figure B 4 Setting Terminal Emulation Step 8 Confirm serial communication You should see a screen and the Access Level 0 prompt similar to that in Figure B 5 The prompt appears when you press Enter If this is successful proceed to Save Se...

Page 211: ...rform the following steps to reattempt a connection Step 1 From the Call menu choose Disconnect to terminate communication Step 2 Correct your port setting a From the File menu choose Properties You should see a dialog box similar to Figure B 6 b Select a different port in the Connect using list box Figure B 6 Correcting Port Setting Step 3 Correct communications parameters a From the filename Pro...

Page 212: ...Level 0 type ACC Enter Step 2 Type the Access Level 1 password and press Enter You will see the action prompt Step 3 Type 2AC Enter Step 4 Type the correct Access Level 2 password You will see the action prompt View Passwords and FID Step 1 Type PAS Enter at Access Level 2 to view relay passwords Make a written record of the original password settings in case you need these passwords later Step 2 ...

Page 213: ...1 SHO P F SHO T and SHO R Step 5 From the Transfer menu in HyperTerminal select Capture Text and click Stop Step 6 Print the text file you created in Step 3 through Step 5 Save this file for later reference Step 7 Make a written record of the present relay data transmission setting for later use in the upgrade procedure This setting is SPEED in the SHO P relay settings output The SPEED value shoul...

Page 214: ...dem hel Print this list FLASH Type 040 Checksum 370E OK Establish a High Speed Connection At the SELBOOT action prompt type BAU 38400 Enter Match Computer Communications Speed to the Relay Step 1 From the Call menu choose Disconnect to terminate communication Step 2 From the File menu choose Properties Step 3 Choose Configure Step 4 Change your computer communications speed to match the new data t...

Page 215: ...eginning the following procedure you must enter this information quickly before the relay times out Step 3 Enter the pathname of a folder on your computer hard drive where you want to record the existing relay firmware Step 4 Select 1K Xmodem if you have this protocol available on your PC Step 5 If you do not have 1K Xmodem choose Xmodem Step 6 Click Receive Figure B 9 Example Receive File Dialog ...

Page 216: ...the SELBOOT prompt to command the relay to receive new firmware The relay prompts whether you want to erase the existing firmware REC Enter Caution This command erases the relays firmware If you erase the firmware new firmware must be loaded into the relay before it can be put back into service Step 3 Type Y to erase the existing firmware and load new firmware To abort press Enter The relay respon...

Page 217: ...at Upload New Firmware on page B 10 of this document Receiving software takes approximately 10 minutes at 38400 bps If you see no indication of a transfer in progress within a few minutes after clicking Send use the REC command again and reattempt the transfer After the transfer completes the relay displays Upload completed successfully Attempting a restart Figure B 12 Selecting the New Firmware t...

Page 218: ...al Service Center see Section 10 Testing and Troubleshooting If fail status messages display CR_RAM and EEPROM messages the relay data transmission rate has reverted to the factory default of 2400 bps settings are at the default values and the relay default passwords are active Step 2 Change the computer terminal speed to match the default relay data transmission rate 2400 bps See Match Computer C...

Page 219: ...ay treats lower case and upper case letters differently Step 10 If any failure status messages still appear on the relay display see the Section 10 Testing and Troubleshooting You can also contact the factory or your Technical Service Center for assistance H Verify Calibration Status and Metering Step 1 Use the ACC and 2AC commands to reenter Access Level 2 Step 2 Type SHO C Enter to verify the re...

Page 220: ...Autoconfigure the SEL 20x0 port if you have an SEL 2020 or SEL 2030 Communications Processor connected to the relay This step reestablishes automatic data collection between the SEL 20x0 Communications Processor and the SEL 587Z Relay Failure to perform this step can result in automatic data collection failure when cycling communications processor power The relay is now ready for your commissionin...

Page 221: ...ycle For more information on using Relay Word bits to progam the relay see SELOGIC Control Equations on page 4 11 in Section 4 Control Logic Note that the relay saves rows 1 13 of the Relay Word for the event reports Table C 1 lists the SEL 587Z Relay Word Table C 2 through Table C 10 define the Relay Word bits Table C 1 SEL 587Z Relay Word Bit Summary Row Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7...

Page 222: ...nd time overcurrent element reset 2 51Q Negative sequence time overcurrent element pickup 3 51QT Negative sequence time overcurrent element 3 51QR Negative sequence time overcurrent element reset 3 Reserved for future use 3 50P1 First phase overcurrent element pickup 3 50P2 Second phase overcurrent element pickup 3 50P3 Third phase overcurrent element pickup 3 50A1 First single phase instantaneous...

Page 223: ... 5 87C2 C phase second high impedance element pickup 5 Reserved for future use 5 Reserved for future use 6 Reserved for future use 6 Reserved for future use 6 Reserved for future use Table C 4 Relay Word Bits Local Bits Row Name Description 7 LB1 Local Bit 1 7 LB2 Local Bit 2 7 LB3 Local Bit 3 7 LB4 Local Bit 4 7 LB5 Local Bit 5 7 LB6 Local Bit 6 7 LB7 Local Bit 7 7 LB8 Local Bit 8 Table C 5 Relay...

Page 224: ...SELOGIC control equation variable timer input 10 SV14 SELOGIC control equation variable timer input 10 Reserved for future use 10 Reserved for future use 12 SV5T SELOGIC control equation variable timer output 12 SV6T SELOGIC control equation variable timer output 12 SV7T SELOGIC control equation variable timer output 12 SV8T SELOGIC control equation variable timer output 12 SV9T SELOGIC control eq...

Page 225: ...e instantaneous overcurrent element 3 50A2 Second single phase instantaneous overcurrent element 3 50B1 First single phase instantaneous overcurrent element 4 50B2 Second single phase instantaneous overcurrent element 4 50C1 First single phase instantaneous overcurrent element 4 50C2 Second single phase instantaneous overcurrent element 4 50G1 First residual ground overcurrent element pickup 4 50G...

Page 226: ...gh impedance element pickup 5 87B1 B phase first high impedance element pickup 5 87B2 B phase second high impedance element pickup 5 87C1 C phase first high impedance element pickup 5 87C2 C phase second high impedance element pickup 5 ALARM Output contact ALARM 13 CC Close command 6 CF Close failure logic output 6 CLOSE Close logic output 11 GDEM Zero sequence demand current above pickup setting ...

Page 227: ...tion variable timer input 10 SV14T SELOGIC control equation variable timer output 13 SV2 SELOGIC control equation variable 9 SV3 SELOGIC control equation variable 9 SV4 SELOGIC control equation variable 9 SV5 SELOGIC control equation variable timer input 9 SV5T SELOGIC control equation variable timer output 12 SV6 SELOGIC control equation variable timer input 9 SV6T SELOGIC control equation variab...

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Page 229: ...only the slave device with the matching address responds The SEL 587Z Modbus communication allows a Modbus master device to Acquire metering monitoring and event data from the relay Control SEL 587Z output contacts Read the SEL 587Z self test status and learn the present condition of all relay protection elements Queries Modbus RTU master devices initiate all exchanges by sending a query The query...

Page 230: ...ta field The relay sets the most significant bit in the function code field to indicate to the master that the data field contains an error code instead of the requested data Table D 2 SEL 587Z Modbus Function Codes Codes Description 01h Read Coil Status 02h Read Input Status 03h Read Holding Registers 04h Read Input Registers 05h Force Single Coil 06h Preset Single Register 07h Read Exception Sta...

Page 231: ...address function code and data fields It appends this value to the end of every Modbus response When the master device receives the response it recalculates the CRC If the calculated CRC matches the CRC sent by the SEL 587Z the master device uses the data received If there is not a match the check fails and the message is ignored The devices use a similar process when the master sends queries ...

Page 232: ...s one more byte to maintain the balance of bits padded by zeroes to make an even byte The relay responses to errors in the query are shown below Please refer to Table D 9 on page D 8 for coil number assignments Table D 4 01h Read Coil Status Command Bytes Field Requests from the master must have the following format 1 byte Slave Address 1 byte Function Code 01h 2 bytes Address of the First Bit 2 b...

Page 233: ...venly divisible by eight the relay adds one more byte to maintain the balance of bits padded by zeroes to make an even byte Input numbers are defined below Input addresses start at 0000 i e Input 1 is located at Input Address 0000 The relay responses to errors in the query are shown below Table D 5 02h Read Input Status Command Bytes Field Requests from the master must have the following format 1 ...

Page 234: ...sponses to errors in the query are shown below Table D 6 03h Read Holding Register Command Bytes Field Requests from the master must have the following format 1 byte Slave Address 1 byte Function Code 03h 2 bytes Starting Register Address 2 bytes Number of Registers to Read 2 bytes CRC 16 A successful response from the slave will have the following format 1 byte Slave Address 1 byte Function Code ...

Page 235: ...ding state when read Pulsing a remote bit already in the set state clears that remote bit after a one second delay Table D 7 04h Read Holding Register Command Bytes Field Requests from the master must have the following format 1 byte Slave Address 1 byte Function Code 04h 2 bytes Starting Register Address 2 bytes Number of Registers to Read 2 bytes CRC 16 A successful response from the slave will ...

Page 236: ...tting the Relay Date and Time If you are accustomed to 4X references with this function code for six digit addressing add 400001 to the standard database addresses Table D 9 SEL 587Z Command Coils Coil Field 1 OUT1 2 OUT2 3 OUT3 4 OUT4 5 ALARM 6 RB1 7 RB2 8 RB3 9 RB4 10 RB5 11 RB6 12 RB7 13 RB8 14 Pulse RB1 15 Pulse RB2 16 Pulse RB3 17 Pulse RB4 18 Pulse RB5 19 Pulse RB6 20 Pulse RB7 21 Pulse RB8 ...

Page 237: ...or Error Code Returned Communication Counter Increments Illegal register address Illegal Data Address 02h Invalid Address Illegal Write Illegal register value Illegal Data Value 03h Illegal Write Format error Illegal Data Value 03h Bad Packet Format Table D 11 07h Read Exception Status Command Bytes Field Requests from the master must have the following format 1 byte Slave Address 1 byte Function ...

Page 238: ... returns a replica of the received message The relay responses to errors in the query are shown below Error Error Code Returned Communication Counter Increments Format error Illegal Data Value 03h Bad Packet Format Table D 12 08h Loopback Diagnostic Command Bytes Field Requests from the master must have the following format 1 byte Slave Address 1 byte Function Code 08h 2 bytes Subfunction 0000h 2 ...

Page 239: ...1 byte Function Code 10h 2 bytes Starting Address 2 bytes Number of Registers to Write 1 byte Bytes of Data n n bytes Data 2 bytes CRC 16 A successful response from the slave will have the following format 1 byte Slave Address 1 byte Function Code 10h 2 bytes Starting Address 2 bytes Number of Registers 2 bytes CRC 16 Error Error Code Returned Communication Counter Increments Illegal register to s...

Page 240: ...r 2 bytes Address of nth Register 2 bytes CRC 16 A successful response from the slave will have the following format 1 byte Slave Address 1 byte Function Code 64h 1 byte Response Data Length 1 byte Subfunction Code 04h a 1 byte Transmission Number 2 bytes Data from First Register 2 bytes Data from Second Register 2 bytes Data from nth Register 2 bytes CRC 16 a Only subfunction 04h is supported Err...

Page 241: ...e OUT4 1 30 seconds duration defaults to 1 second 06h 10h 09 Pulse Alarm 1 30 seconds duration defaults to 1 second 06h 10h 10 Switch Protocola a Switches the serial port protocol to SEL ASCII the baud rate parity stop bits and flow control remain the same 0080h 06h 10h 11b b Parameter of Command code 11 is bit masked to allow you to manipulate several data regions simultaneously Reset Data Region...

Page 242: ... when a pulse output command is issued the relay will return error code 04h device error Reading Event Data Using Modbus The Modbus Register Map Table D 18 on page D 16 provides a feature that allows you to download complete event data via Modbus The SEL 587Z stores the 10 latest 15 cycle full length event reports Refer to Section 8 Event Reports for more detailed description The event report will...

Page 243: ...ested from the Modbus Map Table D 18 If you select a history number for which there is no data available 8000h will be returned Table D 17 Assign Event Report Channel Using Address 00B2 Set 00B2 To Read Data From Channel 1 87A 2 87B 3 87C 4 IA 5 IB 6 IC 7 IG 8 Relay Element Status Row 1a a Refer to Appendix C Relay Word Bits to obtain the contents of each relay element status row Relay Element Sta...

Page 244: ...d Units Range Scale Factor Low High Step Relay ID 0000 0016 FIDa ASCII String 0017 0019 Revisiona ASCII String 001A 0022 Relay IDa ASCII String 0023 002B Terminal IDa ASCII String 002C Reserved see NOTE 1 002D Device Tag b 15047 002E Feature Set IDb 0 002F Reserved Relay Status 0030 Channel 87A offset valuec mV 5000 5000 1 1 0031 Channel 87A status messageb 0 OK 1 Warn 2 Fail 0032 Channel 87B offs...

Page 245: ...il 003C MOF DC offset in A D circuit when a grounded input is selectedc mV 5000 5000 1 1 003D MOF status messageb 0 OK 1 Warn 2 Fail 003E 5 V power supply voltage valueb V 0 600 1 0 01 003F 5 V powerb supply status message 0 OK 1 Warn 2 Fail 0040 5_REG powerb supply value V 0 600 1 0 01 0041 5_REG power supply status messageb 0 OK 1 Warn 2 Fail 0042 5_REG power supply valuec V 600 0 1 0 01 0043 5_...

Page 246: ... 1 Warn 2 Fail 0048 VBAT power supply valueb V 0 500 1 0 01 0049 VBAT power supply status messageb 0 OK 1 Warn 2 Fail 004A TEMP in degrees Celsiusc C 100 100 1 1 004B Temperature statusb 0 OK 1 Warn 2 Fail 004C RAM statusb 0 OK 2 Fail 004D 004F ROM statusb 0 OK 2 Fail 004E CR_RAM statusb 0 OK 2 Fail 004F EEPROM statusb 0 OK 2 Fail 0050 Enable statusb 0 relay enabled 2 relay disabled 0051 005F Rese...

Page 247: ...seb Amps 0 65535 1 1 0068 Inst current C phase angleb Degrees 0 36000 1 0 01 0069 Inst residual currentb Amps 0 65535 1 1 006A Inst residual current angleb Degrees 0 36000 1 0 01 006B Inst neg seq currentb Amps 0 65535 1 1 006C Inst neg seq current angleb Degrees 0 36000 1 0 01 0072 Inst neg seq currentb Amps 0 65535 1 1 006D 006F Reserved Demand 0070 Demand current A phaseb Amps 0 65535 1 1 0071 ...

Page 248: ...haseb Amps 0 65535 1 1 007E Peak demand residual current IG b Amps 0 65535 1 1 007F Peak demand neg seq current 3I2 b Amps 0 65535 1 1 Last Reset Time and Date Peak Demand Metering 0080 Time ss 0 59 1 1 0081 mm 0 59 1 1 0082 hh 0 23 1 1 0083 Date dd 1 31 1 1 0084 mm 1 12 1 1 0085 yyyy 1992 2999 1 1 0086 008F Reserved Relay Time and Date 0090 RW see NOTE 2 Timeb ss 0 59 1 1 0091 RW b mm 0 59 1 1 00...

Page 249: ... 50 Bit 14 87 Bit 15 Enable 00A1 Contacts Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 OUT4 Bit 9 OUT3 Bit 10 OUT2 Bit 11 OUT1 Bit 12 ALARM Bit 13 IN2 Bit 14 IN1 Bit 15 0 00A2 Row 1 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 51BT Bit 9 51B Bit 10 51AR Bit 11 51AT Table D 18 Modbus Map Shee...

Page 250: ...Bit 10 51GT Bit 11 51G Bit 12 51CR Bit 13 51CT Bit 14 51C Bit 15 51BR 00A4 Row 3 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 50A2 Bit 9 50A1 Bit 10 50P3 Bit 11 50P2 Bit 12 50P1 Bit 13 Bit 14 51QR Bit 15 51QT 00A5 Row 4 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 50Q2 Table D 18 Modbus Map ...

Page 251: ...15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 Bit 9 Bit 10 87C2 Bit 11 87C1 Bit 12 87B2 Bit 13 87B1 Bit 14 87A2 Bit 15 87A1 00A7 Row 6 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 CF Bit 9 CC Bit 10 OC Bit 11 IN2 Bit 12 IN1 Bit 13 Bit 14 Bit 15 Table D 18 Modbus Map Sheet 8 of 15 Address Hex Field Units Range Scale F...

Page 252: ...B3 Bit 14 LB2 Bit 15 LB1 00A9 Row 8 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 RB8 Bit 9 RB7 Bit 10 RB6 Bit 11 RB5 Bit 12 RB4 Bit 13 RB3 Bit 14 RB2 Bit 15 RB1 00AA Row 9 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 SV8 Bit 9 SV7 Bit 10 SV6 Bit 11 SV5 Bit 12 SV4 Table D 18 Modbus Map Sheet ...

Page 253: ...13 Bit 12 SV12 Bit 13 SV11 Bit 14 SV10 Bit 15 SV9 00AC Row 11 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 QDEM Bit 9 GDEM Bit 10 PDEM Bit 11 Bit 12 CLOSE Bit 13 TRIP3 Bit 14 TRIP2 Bit 15 TRIP1 00AD Row 12 Bit 0 1 if any of bits 8 15 are set to 1 Bit 0 0 if all of bits 8 15 are set to 0 Bits 1 7 0 Bit 8 SV12T Bit 9 SV11T Table D 18 Modbus Map S...

Page 254: ...it 15 SV13T 00AF Commands See NOTE 2 See Table D 16 on page D 13 for a command list 00B0 W Command Code 00B1 W Parameter 1 00B2 W Parameter 2 00B3 00BF Reserved History Records 00C0 Number of History Recordsb 1 10 1 1 00C1 RW see NOTE 2 History Selectionb 1 10 1 1 00C2 Event Timeb millisec 0 999 1 1 00C3 b ss 0 59 1 1 00C4 b mm 0 59 1 1 00C5 b hh 0 23 1 1 00C6 Event Dateb dd 1 31 1 1 00C7 b mm 1 1...

Page 255: ... 1 3 4 cyclec 32767 32767 1 1 00DA 2 cyclec 32767 32767 1 1 00DB 2 1 4 cyclec 32767 32767 1 1 00DC 2 1 2 cyclec 32767 32767 1 1 00DD 2 3 4 cyclec 32767 32767 1 1 00DE 3 cyclec 32767 32767 1 1 00DF 3 1 4 cyclec 32767 32767 1 1 00E0 3 1 2 cyclec 32767 32767 1 1 00E1 3 3 4 cyclec 32767 32767 1 1 00E2 4 cyclec 32767 32767 1 1 00E3 4 1 4 cyclec 32767 32767 1 1 00E4 4 1 2 cyclec 32767 32767 1 1 00E5 4 3...

Page 256: ...yclec 32767 32767 1 1 00FC 10 1 2 cyclec 32767 32767 1 1 00FD 10 3 4 cyclec 32767 32767 1 1 00FE 11 cyclec 32767 32767 1 1 00FF 11 1 4 cyclec 32767 32767 1 1 0100 11 1 2 cyclec 32767 32767 1 1 0101 11 3 4 cyclec 32767 32767 1 1 0102 12 cyclec 32767 32767 1 1 0103 12 1 4 cyclec 32767 32767 1 1 0104 12 1 2 cyclec 32767 32767 1 1 0105 12 3 4 cyclec 32767 32767 1 1 0106 13 cyclec 32767 32767 1 1 0107 ...

Page 257: ... A phase Volts 0 65535 1 1 011E Event Voltage B phase Volts 0 65535 1 1 011F Event Voltage C phase Volts 0 65535 1 1 0120 Event Current A phase Amps 0 65535 1 1 0121 Event Current B phase Amps 0 65535 1 1 0122 Event Current C phase Amps 0 65535 1 1 0123 Event Residual Current IG Amps 0 65535 1 1 0124 Event Neg Seq Current Amps 0 65535 1 1 0125 012F Reserved Maximum Current Limit 0130 Multiplier Ph...

Page 258: ... Invalid address 0 65535 1 1 0143 Bad CRC 0 65535 1 1 0144 UART error 0 65535 1 1 0145 Illegal function code Op code 0 65535 1 1 0146 Illegal register 0 65535 1 1 0147 Illegal write 0 65535 1 1 0148 Bad packet format 0 65535 1 1 0149 Bad packet length 0 65535 1 1 014A Reserved 014B Reserved 014C Reserved 014D 1FFA Reserved 1FFB Device tag 15047 1FFC Feature set ID 0 1FFD FFFF Reserved a Two 8 bit ...

Page 259: ...istory data in nonvolatile memory The event report extraction will be through 20 channels These channels must be assigned as follows Extract event report data to obtain the following 1 4 cycle information Input currents from both windings Resultant residual currents 13 rows of Relay Word bits associated with the applications The first byte is the Relay Word row associated with the channel the seco...

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Page 261: ...elay command level with a specified set of relay information and commands Except for Access Level 0 you must have the correct password to enter an access level Access Level 0 The least secure and most limited access level No password protects this level From this level you must enter a password to go to a higher level Access Level 1 A relay command level you use to monitor view relay information T...

Page 262: ...c or electrical requirements needed to operate a device To set a logic condition to the true state logical 1 of that condition To apply a closed contact to an SEL 587Z Relay input To close a normally open output contact To open a normally closed output contact AT Modem Command Set Dialing String Standard The command language standard that Hayes Microcomputer Products Inc developed to control auto ...

Page 263: ...yover of previous system activities Commissioning Testing Testing that serves to validate all system ac and dc connections and confirm that the relay auxiliary equipment and SCADA interface all function as intended with your settings Perform such testing when installing a new protection system Communications Protocol A language for communication between devices Contact Input See Optoisolated Input...

Page 264: ... instantaneous measurements over time Differential Protection A protection scheme that responds to the difference between incoming and outgoing electrical quantities usually currents DMTC Period The time of the demand meter time constant in demand metering Dropout Time The time measured from the removal of an input signal until the output signal deasserts You can set the time in the case of a logi...

Page 265: ...L binary serial port command used to collect metering data with SEL relays Fast Operate SEL binary serial port command used to perform control with SEL relays FID Relay firmware identification string Lists the relay model firmware version and date code and other information that uniquely identifies the firmware installed in a particular relay Firmware The nonvolatile program stored in the relay th...

Page 266: ...d as indicators on the relay front panel LMD SEL distributed port switch protocol Local Bits The Relay Word bit outputs of local control switches that you access through the SEL 587Z Relay front panel Local control switches replace traditional panel mounted control switches Lockout Relay An auxiliary relay that prevents operation of associated devices until reset either electrically or by hand Log...

Page 267: ...R Operator Logical OR A Boolean SELOGIC control equation operator that compares two Boolean values and yields either a logical 1 if either compared Boolean value is logical 1 or a logical 0 if both compared Boolean values are logical 0 Represented by the symbol Parentheses Operator Use paired parentheses to control the execution of operations in a SELOGIC control equation PC Personal computer Peak...

Page 268: ...emory Volatile memory where the relay stores intermediate calculation results Relay Word bits and other data Real Power Power that produces actual work The portion of apparent power that is real not imaginary Relay Word Bit A single relay element or logic result A Relay Word bit can equal either logical 1 or logical 0 Logical 1 represents a true logic condition picked up element or asserted contro...

Page 269: ...the presence of a device in parallel across other devices or apparatus that diverts some current away from these devices or apparatus Shunt Capacitance The capacitance between a network connection and any existing ground Shunt Current The current that a parallel connected high resistance or high impedance device diverts away from devices or apparatus Source Impedance The impedance of an energy sou...

Page 270: ...arameters TXD Transmitted data Unbalanced Fault All faults that do not include all three phases of a system Volatile Storage A storage device that cannot retain data following removal of relay power VT Voltage transformer Also referred to as a potential transformer or PT Warm Start The reset of a running system without removing and restoring power Wye A phase to neutral connection of circuit eleme...

Page 271: ...CESS 7 2 ACCESS 7 2 CASCII 7 3 7 5 CEVENT 7 5 CHISTORY 7 6 CLOSE 7 7 CONTROL 7 7 CSTATUS 7 8 DATE 7 8 EVENT 7 8 HISTORY 7 9 ID 6 17 IRIG 7 10 METER 7 11 METER DEMAND 7 11 OPEN 7 12 PASSWORD 7 12 PULSE n 7 13 QUIT 7 14 SER 7 14 SET 7 14 SHOWSET 7 15 7 18 STATUS 7 18 TARGET 7 19 7 21 TIME 7 21 TRIGGER 7 21 Commissioning Testing 10 15 See also Testing Communication ASCII commands 7 1 7 22 See also Co...

Page 272: ... password 8 3 pushbuttons 8 4 8 6 rotating display 4 23 8 2 8 13 screen scrolling 8 3 set relay 8 5 target reset 8 7 targets 4 24 8 3 time out 8 2 G Grounding 2 4 2 7 H Help 10 22 High Impedance Differential Protection 3 2 3 9 application example 3 9 equivalent circuit 3 4 minimum operating current 3 5 3 6 HIS Command 7 9 See also Event History Hot Load Pick Up 3 15 I I O See Input Output ID Comma...

Page 273: ...et 8 7 Q QUIT Command 7 14 R Rack Mount dimensions 2 3 Rear Panel alert symbols 2 4 layout 2 4 Relay Word Bits C 1 C 7 alphanumeric list C 5 C 7 function list C 2 C 5 in SELOGIC control equations 4 12 relay word C 1 Remote Bits 4 9 See also Remote Control delete a remote bit 4 6 enter a remote bit 4 6 labels 4 5 settings change effects 4 10 states 4 6 volatile 4 9 Remote Control remote bits 4 9 Re...

Page 274: ...22 Terminal Blocks tightening torque 2 4 Testing 10 2 10 18 acceptance testing 10 5 10 14 commissioning testing 10 15 high impedance differential 10 13 low level test interface 10 2 maintenance testing 10 16 methods 10 2 10 4 overcurrent elements 10 10 10 13 application example 10 10 10 11 self tests 10 17 test connections 10 9 10 14 with output contacts 10 3 with SER 10 4 with targets LED 10 3 Th...

Page 275: ...stories clear event data ID Display the firmware identification part number and other configuration data IRIG Update the internal clock calendar from the IRIG B input METER Display metering data and internal relay operating variables OPEN Access the OC Relay Word bit to open a circuit breaker PASSWORD Display or change relay passwords PULSE Pulse a relay output contact QUIT Reduce access level to ...

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