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2

SPCJ 4D24

Combined overcurrent

and earth-fault relay

module

Contents

Features .......................................................................................................................... 2
Description of function .................................................................................................. 3
Block diagram ................................................................................................................. 5
Front panel ..................................................................................................................... 6
Operation indicators ....................................................................................................... 7
Settings ........................................................................................................................... 8
Programming switches .................................................................................................... 9
Measured data............................................................................................................... 13
Recorded information ................................................................................................... 14
Main menus and submenus of settings and registers ..................................................... 16
Time/current characteristics

(modified 2002-05) ...........................................................

18

Technical data ............................................................................................................... 26
Serial communication parameters ................................................................................. 27
Fault codes .................................................................................................................... 34

Features

A low-set overcurrent stage I> with a definite
time and six inverse time modes of operation

A high-set overcurrent stage I>> with a setting
range of 0.5...40 x I

n

. The operation of the high-

set overcurrent stage can be set out of function

A low-set neutral overcurrent stage I

0

> with a

setting range of 1.0...25.0 % I

n

and definite time

mode of operation

A high-set neutral overcurrent stage I

0

>> with

a setting range of 2.0...200 % I

n

. The opera-

tion of the high-set neutral over current stage
can be set out of function

Digital display of measured and set values and
sets of data recorded at the moment when faults
occur

All settings may be keyed in using the push-
buttons of the front panel or they may be set
using a personal computer

Continuous self-supervision including both
hardware and software. At a permanent fault
the alarm output relay operates and the other
outputs are blocked.

1MRS 750121-MUM EN

Issued 1995-09-14
Modified 2002-05-15
Version B (replaces 34 SPCJ 9 EN1)
Checked MK
Approved OL

Data subject to change without notice

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Summary of Contents for SPAC 536 C

Page 1: ... R L SG1 1 2 0 1 I STEP U I kA A kV O I TEST INTERLOCK O I MW Mvar GWh MWh kWh P Q E OPTION I U P Q E I U RS 232 GAS PRESSURE MOTOR VOLTAGE 1107 Uaux 629B SPC 000 IRF 1922 SPTO 6D3 O I R L SG1 1 2 0 1 I STEP U I kA A kV O I TEST INTERLOCK O I MW Mvar GWh MWh kWh P Q E OPTION I U P Q E I U RS 232 GAS PRESSURE MOTOR VOLTAGE U 80 265 V 30 80 V 2 5 Ser No 0133A RS 616 SGR 8 7 6 5 4 3 2 1 1 0 SPAC 636 ...

Page 2: ...gram Modified 2000 10 18 Terminals and wiring 23 Start up 24 Technical data Modified 2002 04 25 Maintenance and repairs 30 Exchange and spare parts 30 Order information 30 Delivery alternatives 31 The user s manual for the feeder terminal SPAC 536 C SPAC 636 C is composed of the following partial manuals General description 1MRS 751144 MUM EN Control module SPTO 6D3 1MRS 750202 MUM EN General char...

Page 3: ...phase voltages energy active and re active power Serial interface for remote control and data interchange Continuous self supervision for maximum sys tem reliability Features The integrated feeder terminals SPAC 536 C and SPAC 636 C are designed to be used as a cubicle based protection and remote control interface units In addition to protection con trol and measurement functions the units are pro...

Page 4: ...reclosing is integrated in the control mod ule Five successive auto reclose cycles can be carried out The control module measures and indicates the three phase currents and the three phase to phase voltages Active and reactive power can be measured via two mA inputs or by using the internal current and voltage signals When the mA inputs are used external measuring trans ducers are needed Energy ca...

Page 5: ...Reads and indicates the status data of seven disconnectors or circuit breakers locally and transmits the data to the remote control system Readssevenexternalbinarysignals indicatessixofthemlocally and transmits the data to the remote control system Measures and indicates three phase currents three phase to phase voltages active and reactive power and energy locally and transmits the information to...

Page 6: ...are mechanically connected to each other The three I O modules SPTR 4D_ and the optional measuring module are located behind the module s front PC board The I O modules and the optional measuring modules can be withdrawn after the control module has been removed The input and output signals of the I O module U7 SPTR 4D_ are all linked via the multi pole connector X3 In the same way the signals of ...

Page 7: ...for feeder terminals SPAC 536 C and SPAC 636 C U1 Combined overcurrent and earth fault relay module SPCJ 4D24 U2 Directional earth fault relay module SPCS 3C4 U3 Empty module location U4 Control module SPTO 6D3 U5 Optional measuring module SPTM 8A1 SPTM 6A2 or SPTM 6A3 U6 I O module SPTR 6B11 for the protection U7 U9 I O modules SPTR 4D1 or SPTR 4D2 for the control module 3 pcs U10 Power supply mo...

Page 8: ...esidual voltage of the network The earth fault relay module starts when the residual voltage exceeds the set starting value and the measured current and phase angle are such that the set starting value of Iϕ is exceeded When the operation time has elapsed the low set stage of the earth faultrelaymoduledeliversatrippingsignal The high set stage operates in the same way it starts whentheresidualvolt...

Page 9: ...nal of earth fault module stage Iϕ ARDUE Auto reclosure due signal from control module IRF Self supervision ENA Enable signal for output signals A TRIP Operate output 1 of protection relay modules I I I0 I0 Iϕ and Iϕ operating I I I0 and I0 starting delayed operation signal from I I I0 or I0 B SIGNAL1 Signal on final operation of overcurrent and earth fault relay module or operation output 2 of pr...

Page 10: ...ct This means that the status informa tion must be wired to the feeder terminal as four pole information The front panel of SPTO 6D3 has a 4x4 matrix of status indication LEDs At a time seven of these LEDs can be used for status indication The circuit breaker disconnector configura tion indicated by these LEDs is freely selectable by the user Atthemostsixoftheobjectswhosestatusisread via input cha...

Page 11: ...g signals in a fault situation The relay modules always indicate the measured values as multiples of the rated current and rated voltage of the feeder terminal The standard control module is provided with a pulse counter input for the counting of the energy pulses To be able to measure analog signals the control module SPTO 6D3 requires an optional measuring module type SPTM 8A1 SPTM 6A2 or SPTM 6...

Page 12: ...ed primary and secondaryside flyback typeDC DCconverter The primary side of the power supply module is protected with a fuse F1 located on the PCB of the module The fuse size is 1 A slow A green LED indicator Uaux on the front panel is litwhenthepowersupplymoduleisinoperation There are two versions of power supply modules available The secondary sides of the modules are identical but the input vol...

Page 13: ...er than that of SPAC 536 C The feeder terminal is fixed to the frame by means of four screws When the feeder terminal is door mounted the door structure should be reinforced 225 3 269 2 251 5 192 42 x 5 08 213 36 223 8 6U 265 9 190 5 Panel cut out 238 x 267 10 4 7 5 Fig 6 Mounting and dimensional drawings of feeder terminal SPAC 636 C ...

Page 14: ...15 X3 16 X3 17 X3 18 X4 11 X4 12 X4 14 X4 15 X4 16 X4 17 X4 18 X5 11 X5 12 X5 14 X5 15 X5 16 X5 17 X5 18 X6 1 X6 2 X6 3 X6 4 X3 7 X3 8 X3 6 X4 7 X4 8 X4 6 X3 9 X3 10 X4 10 X4 9 INPUT3 I INPUT3 O INPUT2 I INPUT2 O INPUT1 I INPUT1 O INPUT6 I INPUT6 O INPUT5 I INPUT5 O INPUT4 I INPUT4 O INPUT7 I INPUT7 O BS1 BACTRL BS2 X1 12 X1 11 X2 12 X2 11 X2 10 X3 2 X3 3 X3 4 X3 5 X3 1 X4 2 X4 3 X4 4 X4 5 X4 1 X5...

Page 15: ...le Under normal conditions contact interval 8 9 is closed When the auxiliary power supply fails or an internal fault is detected the contact interval 9 10 is closed 11 12 Selection of operation characteristic i e Isinϕ Icosϕ for the directional earth fault module U2 BACTRL X2 1 2 3 Signal Final trip on earth fault Iϕ Iϕ or signal general protection operation I I I0 I0 Iϕ Iϕ SIGNAL 2 4 5 6 Start or...

Page 16: ...hannel 5 of control module open status INPUT5 O 1 3 Input channel 5 of control module closed status INPUT5 I 1 4 Input channel 6 of control module open status INPUT6 O 1 5 Input channel 6 of control module closed status INPUT6 I 6 7 Input channel 7 of control module open status INPUT7 O 6 8 Input channel 7 of control module closed status INPUT7 I 9 10 Input channel 14 of control module INPUT 14 or...

Page 17: ...Direct Output Control OPEN1 X3 11 12 20 220 CLOSE1 X3 13 14 21 221 OPEN2 X3 15 16 22 222 CLOSE2 X3 17 18 23 223 OPEN3 X4 11 12 24 224 CLOSE3 X4 13 14 25 225 OPEN4 X4 15 16 26 226 CLOSE4 X4 17 18 27 227 OPEN5 X5 11 12 28 228 CLOSE5 X5 13 14 29 229 OPEN6 X5 15 16 30 230 CLOSE6 X5 17 18 31 231 SIGNAL5 X6 1 2 40 40 SIGNAL6 X6 3 4 41 41 Note When an object is opened and closed the OPEN1 and CLOSE1 OPEN...

Page 18: ... in the feeder terminals SPAC 536 C and SPAC 636 C Signal diagram Modified 2000 10 IL1 IL2 IL3 Uo t SS1 SS2 TS1 TS2 t SPCS 3C4 U2 Io BS1 2 3 4 5 6 7 8 1 SGB I I t t TS1 TS2 SPCJ 4D24 U1 SS1 SS2 BACTRL BS2 sin ϕ cos ϕ I ϕ OPEN 1 6 CLOSE 1 6 SPTO 6D3 U4 CHANNELS 1 7 CHANNELS 8 14 P mA1 Q mA2 U12 U23 U31 SPTM ___ U5 I U UI cosϕ UI sinϕ SPTM 8A1 SPTM 6A_ ARDUE SIGNAL 5 6 1 1 CHANNEL 16 CHANNEL 15 1 1 ...

Page 19: ...SGR2 7 SGR2 8 SGR1 8 I I t t k to Io to Io SGB 1 SGB 2 SGB 3 SGB 4 SGB 5 SGB 8 REMOTE SETTINGS RELAY RESET 1 SGB 6 RESET PROGRAM 1 SGB 7 RESET PROGRAM 1 1 1 SGF1 4 SPCJ 4D24 RESET TRIP t AR2 AR3 AR1 SGF2 8 SGF2 7 SS1 TS1 TS2 SS3 SS2 IL1 IL2 IL3 Io BS1 Fig 9 Internal selector switches of the combined overcurrent and earth fault relay module SPCJ 4D24 ...

Page 20: ...tarted the internal signal ARDUE inhibits the outputs SIGNAL1 and 2 Part of the starting and tripping signals of the relay modules are permanently connected to control the outputs whereas others are linked through switchgroup SGR situated at the front edge of the I O module SPTR 6B11 The switches are set through the opening of the system front panel Thefollowingfunctionscanbeselectedwiththe SGR sw...

Page 21: ...bles switching over from main settings to second settings by means of a control signal to the control input BS1 0 16 SGB 6 Latching on activation of the overcurrent signal TS2 0 32 SGB 7 Latching on activation of the earth fault signal TS2 0 64 SGB 8 Remote resetting of latched output via control input BS1 0 128 Checksum for the default settings of switchgroup SGB 0 SGR1 1 Routes the start signal ...

Page 22: ...elay module to the start initiation inputs of the auto reclose unit The SGB switches are also used for routing the incoming blocking signals to the protection stages Note Only one of the switches SGB 2 and SGB 3 is allowed to be in position 1 at a time Switch Function Default setting SGB 1 Routes the starting signal of stage Iϕ to the starting input AR3 of the auto reclose module generally the sta...

Page 23: ... max 0 75 mm2 wires can be connected to one screw terminal The serial interface RS 485 on the rear panel of thefeederterminalisintendedforconnectionto the SPA bus Rx Tx The SPA bus is connected by means of a connection module type SPA ZC 17_ or SPA ZC 21_ The bus connection module SPA ZC 21_ is fitted to the 9 pole D typesubminiatureconnectorandscrewedtothe rear panel The connection module type SP...

Page 24: ... the front panel RS 232 connection or the rear panel RS 485 con nectionusingtheSPAprotocol Instructionsare given in the manual of the control module SPTO 6D3 4 Settings of overcurrent and earth fault mod ules SPCJ 4D24 and SPCS 3C4 At the factory the switches of the protection relay modules have been given default values see chapter Signal diagram In the combined overcurrent and earth fault relay ...

Page 25: ...s 1 7 four pole inputs X3 1 2 1 3 1 4 1 5 X4 1 2 1 3 1 4 1 5 X5 1 2 1 3 1 4 1 5 6 7 6 8 channels 8 14 single contact inputs X3 6 7 6 8 9 10 X4 6 7 6 8 9 10 X5 9 10 Control voltage range I O module type SPTR 4D1 80 265 V dc I O module type SPTR 4D2 30 80 V dc Current drain 2 mA Binary inputs of relay modules Terminal numbers blocking inputs X2 10 11 11 12 control input for operation mode Isinϕ or I...

Page 26: ...s 30 A make and carry for 3 s 15 A Breaking capacity for dc when the control circuit time constant L R 40 ms at the control voltage levels 48 110 220 V dc 5 A 3 A 1 A Operating principle when controlled by the control module pulse pulse length 0 1 100 s Signal outputs X1 8 9 10 X2 1 2 3 4 5 6 7 8 9 X6 1 2 3 4 Rated voltage 250 V ac or dc Contact capacity continuous carry 5 A make and carry for 0 5...

Page 27: ...ion of the low set stage is blocked which means that on heavy fault currents the definite time high set stage operates rather than the IDMT low set stage Thustheoperatetimeisdeterminedbythet settingwhenthefaultcurrentexceedstheI setting A precondition for the tripping of the I stage is that the output signal has been routed to the TRIP output Low set neutral overcurrent stage I0 Start current I0 1...

Page 28: ...g module SPTM 6A2 option 2 measurement of three phase currents and three phase to phase voltages measurement ranges current 0 1 5 x In voltage 0 1 5 x Un accuracy of current and voltage measurement 1 of rated value measurement of active and reactive power using internal current and voltage signals the measurement is based on the Aron connection power measurement range 0 1 1 x Pn and 0 1 1 x Qn acc...

Page 29: ...lity Tests High frequency 1 MHz burst disturbance test IEC 60255 22 1 common mode 2 5 kV differential mode 1 0 kV Electrostatic discharge test IEC 60255 22 2 and IEC 61000 4 2 contact discharge 6 kV air discharge 8 kV Fast transient disturbance test IEC 60255 22 4 and IEC 61000 4 4 power supply 4 kV I O ports 2 kV Environmental conditions Specified ambient service temperature 10 55 C Transport and...

Page 30: ...g instru ments and should be handled with care and protectedagainstmoistureandmechanicalstress especially during transport Maintenance and repairs Exchance and spare parts Control module SPTO 6D3 Optional measuring module 1 I U mA SPTM 8A1 Optional measuring module 2 I U P Q SPTM 6A2 Optional measuring module 3 I U P Q SPTM 6A3 Combined phase and neutral overcurrent relay module SPCJ 4D24 Directio...

Page 31: ...control module Partially equipped feeder terminal including a directional earth fault module and a control module Complete feeder terminal including a combined overcurrent and earth fault module a directional earth fault module and a control module SPAC 636 C1 SPAC 636 C3 SPAC 636 C5 Illustration Modules Type Partially equipped feeder terminal including a combined overcurrent and earth fault modul...

Page 32: ......

Page 33: ...6D3 O I R L SG1 1 2 0 1 I STEP U I kA A kV O I TEST INTERLOCK O I MW Mvar GWh MWh kWh P Q E OPTION I U P Q E I U RS 232 1224 GAS PRESSURE MOTOR VOLTAGE SPTO 6D3 Control module User s manual and Technical description ...

Page 34: ...d serial communication parameters 8 RS 232 interface 10 Setting 11 Configuration 11 Interlocking 14 Direct Output Control 17 Input channels 8 17 modified 96 12 18 Outputs 19 Scaling of measured values 21 Auto reclosing modified 96 12 25 Event codes 30 Quick reference for setting 33 Serial communication parameters modified 96 12 34 Default values of parameters modified 96 12 42 Technical data 45 Co...

Page 35: ...ingthestatusoftheinputchannels8 17 The OPEN CLOSE or SIGNAL outputs can be controlled by the Direct Output Control program Thisprogramresemblestheinterlock ing program The user can define under which circumstances an output is to be activated This control of an output is determined by the status of inputs 1 7 and 8 17 the position of the LOCAL REMOTE key switch and the Direct Output Control Progra...

Page 36: ...ch routes the closing command selectively to the circuit breaker last closed The dead times of the different auto reclose cycles can be independently determined The reclaim time can also be determined by the user Block schematic diagram modified 96 12 Fig 1 Block schematic diagram for the control module SPTO 6D3 including an optional measuring module SPTM 8A1 E Channel 11 SPTM 8A1 AR1 AR2 AR3 t Op...

Page 37: ...f the 16 indicator units can be utilized at a time The indicator units to be used are freely selectable by the user see chapter Configuration A plastic configuration plate type SYKK_ with a printed mimic diagram is inserted into a pocketinfrontoftheobjectindicatorunits The bottom of the pocket is open By selecting a proper configuration plate and by configuring a new combination of indicator units...

Page 38: ...LED is lit when an auto reclose cycle starts and switched off when the auto reclose programme delivers a close command TEST The LED is lit when switch SG1 1 1 IN this switch position the interlocking function are out of use INTERLOCK The LED is lit when a control command is given locally but the control of the object is prohibited by the interlocking program The led indicator can be switched off b...

Page 39: ...n starts flashing and if the object is open the indicator for the open position starts flash ing The indicator remains flashing until a con trol command is given or a timeout of 1 min has elapsed If the first object is not to be controlled the pushbuttonispressedagainandtheindicatorof the second object to be controlled starts flash ing The close and open commands are given with the I close and O o...

Page 40: ... Measured phase to phase voltages U12 U23 U31 in kilovolts The measuring range is 0 00 999 kV The measured voltage is indicated by the leftmost red digit 1 2 or 3 on the display P MW Measured active power in megawatts Both positive and negative values are indicated Positive values have no sign negative values are indicated by a red minus sign Q MVar Measured reactive power in megavars Both positiv...

Page 41: ...e L3 kA Current in phase L1 A Current in phase L2 A Current in phase L3 A Voltage U12 kV Voltage U23 kV Voltage U31 kV 1 1 1 3 2 3 2 1 Active power MW Reactive power Mvar Energy GWh Energy MWh 3 Energy kWh Serial communication monitor Data transfer rate kBd Serial communication address A b C 2 Reverse step 0 5 s Forward step 1 s ...

Page 42: ... V 4 Pin 4 of the RS 232 interface of the control module SPTO 6D3 can be used for feeding supply voltage to an optic modem An optic modem may be necessary between the control module and the programming device if the possible potential difference cannot be elimi nated RS 232 interface The 9 pole RS 232 interface on the front panel is used for setting the control module via a PC The entire serial co...

Page 43: ...own code numbers 20 31 which have to be used when the control module is configured The output code numbers correspond to the follow ing functions Output code Function number 20 OPEN1 21 CLOSE1 22 OPEN2 23 CLOSE2 24 OPEN3 25 CLOSE3 26 OPEN4 27 CLOSE4 28 OPEN5 29 CLOSE5 30 OPEN6 31 CLOSE6 For the correspondence between the input and output codes and the terminal numbers on the rear panel of the feed...

Page 44: ...bject The object is a circuit breaker and closed status is indicated by vertical red LEDs Syntax rules for configuring the control module SPTO 6D3 1 The configuration work has to be done in the setting mode 2 Up to seven objects can be configured seven settings in the range of S101 S116 3 Only the input channel numbers 1 7 are accepted Anynumbercanbeusedonlyonce 4 If no object indicator is used no...

Page 45: ...OPEN3 and CLOSE3 99WS103 1 1 4 0 0 XX Disconnector 3 vertical red LEDs indicate closed status for input channel 4 No control 99WS108 1 0 5 0 0 XX Earthing switch horizontal red LEDs indicate closed status for input channel 5 No control 99WV151 1 XX Store the set parameters After this the interlocking program has to be written before it is possible to open or close the circuitbreakerandthedisconnec...

Page 46: ...with setting S199 Example 4 In example 2 a configuration was set If no interlockings are to be used the setting conti nues with the following commands 99WS199 0 XX Set interlockings out of use 99WV151 1 XX Store the set parameters In this case when the interlocking program is not used parameter S198 cannot be given the value1 Thestatusindicationandobjectcontrol is however operating normally The in...

Page 47: ...ctive Syntaxrulesforsettingtheinterlockinglogicfor the control module SPTO 6D3 1 The setting has to be done in the setting mode 2 With the interlocking program the user de fines when it is allowed to open and close an object 3 The setting parameters M200 M300 are used A setting parameter is equal to the line number of the interlocking program 4 Theinterlockingprogramalwaysbeginswith M200 No empty ...

Page 48: ...WM209 ANDN 104 XX Read inverted undefined status open or closed status of disconnector 3 99WM210 OUT 25 XX Enable closing of CB if earth switch is open and disconnector 3 is open or closed 99WM211 END XX End of interlocking program 99WS198 1 XX Change interlocking program into run mode 99WS199 1 XX Starts interlocking program 99WV151 1 XX Store the set parameters The program is automatically compi...

Page 49: ...s are Output code Definition 220 OPEN1 221 CLOSE1 222 OPEN2 223 CLOSE2 224 OPEN3 225 CLOSE3 226 OPEN4 227 CLOSE4 228 OPEN5 229 CLOSE5 230 OPEN6 231 CLOSE6 40 SIGNAL5 41 SIGNAL6 The Direct Output Control program is written after the interlocking program using the SPA protocol commands M200 M300 These two programs have a common END command Example 8 An interlocking logic was set in example 7 In this...

Page 50: ... energy pulse counter input see chapter Scaling of mea sured values Channel 14 can be used as external start initiationofauto reclosing seechapter Auto reclosing Via one input channel one signal output SIG NAL5or6 andonecontroloutput OPEN1 6 or CLOSE1 6 can be activated simultane ously Theinterlockinglogicischeckedwhenthe OPEN or CLOSE outputs are activated The position of the REMOTE LOCAL key swi...

Page 51: ...lythe outputissetinto a state of alert by means of parameter V1 for opening and parameter V2 for closing After thattheoutputcommandisexecutedbymeans of parameter V3 if enabled by the interlock ing program The state of alert is automati cally cancelled when the execute command has been given The state of alert can also be cancelled by parameter V4 ThecontrolmoduleSPTO6D3has14outputs two signal outp...

Page 52: ... the outputs OPEN1 6 and CLOSE 1 6 the output is activated as long as the control signal is active The operation of the outputs OPEN1 6 and CLOSE1 6 can be inhibited in two ways By the interlocking program see chapter In terlocking By input channels 8 17 see chapter Input channels 8 17 The outputs SIGNAL5 and 6 can be controlled in two ways By input channels 8 17 see chapter Input channels 8 17 By...

Page 53: ...ng to active and reactive power according to the Aron connection prin ciple The measuring module SPTM 6A2 recti fies the phase current and the phase to phase voltage signals and routes them to the control module together with the signals proportional to the active and reactive power 3I 3U Q P 3I 3U SPTM 6A2 3UI x cosϕ 3UI x sinϕ 3 2 2 2 Fig 15 Block diagram of measuring module SPTM 6A2 Measuring m...

Page 54: ...10 has been given the default value 210 00 after factory testing Active and reactive power Active power is displayed locally and transferred via the serial bus as megawatt MW values Correspondingly the value of reactive power is displayed locally and transferred via the serial bus as megavar Mvar values The power is measured in both directions Positive values havenosignandnegativevaluesareindicate...

Page 55: ...XX Set low limit of mA signal 99WS15 20 XX Set high limit of mA signal 99WS18 0 00 XX Set value of power corresponding to low mA signal limit 99WS19 2 20 XX Set value of power corresponding to high mA signal limit 99WV151 1 XX Store set parameters B Power measurement using internal current and voltage signals measuring modules SPTM 6A2 or SPTM 6A3 In this case the measured power is automatically s...

Page 56: ...C contact 1 make contact NO contact default The following parameters must be defined for channel 0 S3 definition of kWh value per pulse setting range0 00 1000kWh Defaultsetting1 Example 17 Energy measurement via input 11 defined as pulse counter input 99WS92 1 XX Enable energy measurement 99WS3 5 XX Set energy value 5 kWh per pulse 99W11S1 1 XX Define input 11 as a pulse counter input without loca...

Page 57: ...e cycle 1 Sx1 Defines if the auto reclose cycle is to be started or inhibited when signal AR1 is activated Sx2 Defines if the auto reclose cycle is to be started or not started when signal AR2 is activated Sx3 Defines if the auto reclose cycle is to be started or not started when signal AR3 is activated Sx4 Definesthetime startingtime afterwhich the control module opens the circuit breaker when si...

Page 58: ... the last programmed AR cycle also proves unsuccessful The final trip function is selected with the setting parameters S71 S72 and S73 for the start initiating signals AR1 AR2 and AR3 in which case the auto reclose function uses the control module s con trol outputs for tripping Final tripping by the auto reclose module can be used when the start signals of the protection relay modules are used fo...

Page 59: ...AR1 ARINH S73 S72 S71 OPEN CLOSE CB STATUS OPEN R S S23 S22 S21 1 S24 t S26 t CB STATUS CLOSED 1 S25 t S77 t V6 t V5 t 1 S78 SG1 2 SHOT 1 SHOT 3 SHOT 4 SHOT 5 OPEN CLOSE CB STATUS OPEN R S S33 S32 S31 1 S34 t S36 t CB STATUS CLOSED 1 S35 t S77 t V6 t V5 t 1 S78 SG1 2 SHOT 2 OPEN CB STATUS CLOSED 1 S75 t S76 t V5 t FINAL TRIP BY AR S74 t CB OPEN CB CLOSE S79 S79 ...

Page 60: ... dead time The reclaim time always starts when an auto reclose sequence is interrupted When the circuit breaker is closed locally or via the serial bus the reclaim time starts and auto reclosing is inhibited Before the auto reclose program opens or closes the circuit breaker the interlocking program is checked and if the op eration is enabled it is executed For double busbar systems with two circu...

Page 61: ...ving parameter S78 the value 1 Then both cycles are initiated by the signals AR2 and AR3 and inhib itedbysignalAR1 Cycles3 5arenotinitiated by signals AR1 AR3 Only parameters relating to auto reclose cycles 1 and 2 are to be set The default values for the parameters of the other cycles may be kept unchanged 99WS78 1 XX Take AR into use 99WS21 0 XX Inhibit cycle 1 if AR1 is activated 99WS22 1 XX In...

Page 62: ...t code is represented by a number An event mask is formed by multiplying the corre sponding number by either 1 which means that event is included in the reporting or 0 which meansthateventisnotincludedinthereporting and finally adding up the results of the multi plications Example 20 Calculation of an event mask value Channel Event Event Number Event Result code repre factor of multi senting plica...

Page 63: ...se or vice versa The time marking of a delayed event is the actual event time plus the delay time The capacity of the event register is 100 events The control module has the following event codes Channel Code Event Number Default value representing of the event the event factor 0 E1 Key switch in position LOCAL 1 1 0 E2 Key switch in position REMOTE 2 1 0 E3 Output test switch SG1 1 ON 4 0 0 E4 Ou...

Page 64: ...gnal AR1 in progress 4 0 0 E34 Cycle 5 initiated by signal AR2 in progress 8 0 0 E35 Cycle 5 initiated by signal AR3 in progress 16 0 0 E36 Final trip by AR via signal AR1 32 0 0 E37 Final trip by AR via signal AR2 64 0 0 E38 Final trip by AR via signal AR3 128 0 0 E39 Final trip by signal AR1 256 1 0 E40 Final trip by signal AR2 512 1 0 E41 Final trip by signal AR3 1024 1 V158 1795 1 7 E1 Change ...

Page 65: ...nput channel 8 17 3 Event E10 open or close command failed is obtained if the status of the controlled object does not change within the time of the output pulse 4 Event E11 attempt to activate an output withoutopen closeselectionisobtainedwhen asecuredcontrolismadeinasituationwhere the state of alert has not been defined If all the parameters are set at the same time you should follow the instruc...

Page 66: ...21 R 0 not active 1 active AR start signal AR2 0 I22 R 0 not active 1 active AR start signal AR3 0 I23 R 0 not active 1 active Internal ARINH signal 0 I24 R 0 not active 1 active Object status 1 7 I1 R 0 undefined inputs 00 1 closed 2 open 3 undefined inputs 11 Closed status of an object 1 7 I2 R 0 not closed 1 closed Open status of an object 1 7 I3 R 0 not open 1 open Status of inputs 8 17 8 17 I...

Page 67: ... operation position SG1 1 0 1 interlockings off SG1 1 1 Object indication mode 0 S7 RW e 0 continuous display 1 automatic switch off after 10 min Display indication mode 0 S8 RW e 0 continuous display 1 automatic switch off after 5 min Scaling of current measurement 0 S9 RW e 0 00 10000 00 opt 1 2 or 3 Scaling of voltage measurement 0 S10 RW e 0 00 10000 00 opt 1 2 or 3 Low limit for mA signal of ...

Page 68: ... 0 S32 RW e 0 AR cycle 2 not started by signal AR2 1 AR cycle 2 started by signal AR2 AR cycle 2 initiated by signal AR3 0 S33 RW e 0 AR cycle 2 not started by signal AR3 1 AR cycle 2 started by signal AR3 Starting time of AR cycle 2 0 S34 RW e 0 00 5 00 s initiated by AR2 Starting time of AR cycle 2 0 S35 RW e 0 00 5 00 s initiated by AR3 Dead time of AR cycle 2 0 S36 RW e 0 2 300 0 s AR cycle 3 ...

Page 69: ...tarted by signal AR2 1 AR cycle 5 started by signal AR2 AR cycle 5 initiated by signal AR3 0 S63 RW e 0 AR cycle 5 not started by signal AR3 1 AR cycle 5 started by signal AR3 Starting time of AR cycle 5 0 S64 RW e 0 00 5 00 s initiated by AR2 Starting time of AR cycle 5 0 S65 RW e 0 00 5 00 s intitated by AR3 AR 5 dead time 0 S66 RW e 0 2 300 0 s Final AR trip via signal AR1 0 S71 RW e 0 no final...

Page 70: ...ule 1 SPTM 8A1 2 measuring module 2 or 3 SPTM 6A2 or SPTM 6A3 Power measurement 0 S91 RW e 0 no power measurement 1 power is measured Energy measurement 0 S92 RW e 0 no energy measurement 1 energy is measured Configuration and interlocking 0 S100 RW e 0 freely selectable configu ration and interlocking program 1 for future use Configuration of objects 0 S101 RW e value 1 format value 1 value 2 0 i...

Page 71: ...vent delay 10 open 1 7 S10 RW e 0 0 or 0 1 60 0 s Event delay 01 close 1 7 S11 RW e 0 0 or 0 1 60 0 s Event delay 11 undefined 1 7 S12 RW e 0 0 or 0 1 60 0 s Event delay 00 undefined 1 7 S13 RW e 0 0 or 0 1 60 0 s Use of input 10 10 S1 RW e 0 general mode 1 ARINH input Use of input 11 11 S1 RW e 0 general mode 1 pulse counter without indication 2 pulse counter with indication Use of input 14 14 S1...

Page 72: ... 0 0 or 0 1 60 0 s Event delay reset 8 17 S11 RW e 0 0 or 0 1 60 0 s Event reporting 1 17 S20 RW e 0 event reporting enabled 1 event reporting inhibited Active power MW 0 V3 R 999 99 999 99 MW Reactive power Mvar 0 V4 R 999 99 999 99 Mvar Active energy kWh 0 V5 RW 0 999999999 kWh Position of local remote key switch 0 V6 R 0 local 1 remote Active energy kWh 0 V8 RW 0 999 kWh Active energy MWh 0 V9 ...

Page 73: ...vent mask 1 7 V155 RW e 0 2047 Event mask 8 17 V155 RW e 0 15 Activation of self supervision 0 V165 W 0 reset output 1 activate Internal fault code 0 V169 R Fault code Data communication address 0 V200 RW e 1 254 Data transfer rate 0 V201 RW e 4800 9600 Program version symbol 0 V205 R E g 055 M Type designation of the module 0 F R SPTO 6D3 Reading of event register 0 L R Time channel number and ev...

Page 74: ...cle 1 started by signal AR2 AR cycle 1 initiated by signal AR3 0 S23 1 AR cycle 1 started by signal AR3 Starting time of AR cycle 1 initiated by AR2 0 S24 0 00 s Starting time of AR cycle 1 initiated by AR3 0 S25 0 00 s Dead time of AR cycle 1 0 S26 0 3 s AR cycle 2 initiated by signal AR1 0 S31 0 AR cycle 2 inhibited by signal AR1 AR cycle 2 initiated by signal AR2 0 S32 1 AR cycle 2 started by s...

Page 75: ...ignal AR1 0 S71 0 no final trip by AR initiated by signal AR1 Final trip by AR initiated by signal AR2 0 S72 0 no final trip by AR initiated by signal AR2 Final trip by AR initiated by signal AR3 0 S73 0 no final trip by AR initiated by signal AR3 Final trip time via AR1 0 S74 300 0 s Final trip time via AR2 0 S75 300 0 s Final trip time via AR3 0 S76 300 0 s AR reclaim time 0 S77 5 0 s Auto reclo...

Page 76: ...ction of inputs 8 17 8 17 S2 1 active at high state Signal output activation by inputs 8 17 8 17 S3 0 no signal output Operation of OPEN and CLOSE 8 17 S4 0 no activation or inhibit outputs by inputs 8 17 Memory controlled function of the 8 13 S5 0 not memory controlled indicators of the binary inputs Event delay activated 8 17 S10 0 0 s Event delay reset 8 17 S11 0 0 s Event reporting 1 17 S20 0 ...

Page 77: ... accuracy of power measurement better than 1 of the maximum value of the measurement range mA input range 20 mA 0 20 mA can be limited by setting With optional measuring module SPTM 6A2 measurement of three phase currents and three phase to phase voltages measurement range 0 1 5 x In and 0 1 5 x Un accuracy of current and voltage measurement better than 1 of rated value measurement of active and r...

Page 78: ......

Page 79: ... indicator Internal Relay Fault Display 1 3 digits Reset Step push button Programming push button Trip indicator Module type designation Fastening screw Indicators for measured quantities Indicators for setting parameters Indicators for switchgroups SGF SGB and SGR Fastening screw General characteristics of D type relay modules User s manual and Technical description ...

Page 80: ... SGB SGR 4 Settings 4 Setting mode 4 Example 1 Setting of relay operation values 7 Example 2 Setting of relay switchgroups 9 Recorded information 11 Trip test function 12 Example 3 Forced activation of outputs 13 Operation indicators 15 Fault codes 15 1MRS 750066 MUM EN Issued 95 04 12 Version A replaces 34 SPC 3 EN1 Checked JH Approved TK Data subject to change without notice ...

Page 81: ...ation are accessible in the main menu i e present meas ured values present setting values and recorded parameter values The data to be shown in the main menu are sequentially called up for display by means of the STEP push button When the STEP push button is pressed for about one second the display moves forward in the display sequence When the push button is pressed for about 0 5 seconds the disp...

Page 82: ... cation bus 2 By an external control signal BS1 BS2 or RRES BS3 3 Via the push buttons of the relay module see submenu 4 of register A Setting mode Generally when a large number of settings is to be altered e g during commissioning of relay systems it is recommended that the relay set tings are entered with the keyboard of a personal computer provided with the necessary software When no computer n...

Page 83: ...illshowthreedashes toindicatethenon tripping mode The serial communication is operativeandallmainandsubmenuesareacces sible In the non tripping mode unnecessary trippings are avoided and the settings can be checked The normal protection relay mode is entered automatically after a timeout of five minutes or ten seconds after the dark display position of the main menu has been entered Normal status ...

Page 84: ...ase L2 Event n 2 value of phase L2 Latest memorized event n value of phase L2 2 1 2 Event n 1 value of phase L3 Event n 2 value of phase L3 Latest memorized event n value of phase L3 3 1 2 Main setting value for t or k Main setting value for I Main setting value for t Main setting value for Io Main setting value for to or ko Main setting value for Io Main setting value for to Second setting of SGB...

Page 85: ...y pressing the PRO GRAM push button for five seconds until the display starts flashing d Press the PROGRAM push button once again for one second to get the rightmost digit flash ing e Now the flashing digit can be altered Use the STEP push button to set the digit to the desired value f Press the PROGRAM push button to make the middle one of the green digits flash g Set the middle digit with of the...

Page 86: ... value automatically initi ates a return from the setting mode to the normal submenu Without recording one can leave the setting mode any time by pressing the PROGRAM push button for about five sec onds untilthegreendisplaydigitsstopflashing o If the second setting is to be altered enter submenu position 2 of the setting I by pressing the STEP push button for approx one second The flashing positio...

Page 87: ... mode by pressing the PRO GRAM push button for five seconds until the display starts flashing d Press the PROGRAM push button once again to get the first switch position The first digit of the display now shows the switch number The position of the switch is shown by the rightmost digit e The switch position can now be toggled be tween 1 and 0 by means of the STEP push button and it is left in the...

Page 88: ...lash in the display i e 1 If the checksum is incorrect the setting of the separate switches is repeated using the PROGRAM and STEP push buttons start ing from step d l Recording the new value automatically initiates a return from the setting mode to the normal menu Without recording one can leave the setting mode any time by pressing the PRO GRAM push button for about five seconds until the green ...

Page 89: ...s the data trans fer rate value expressed in kilobaud of the serial communication Submenu 2 of register A contains a bus commu nication monitor for the SPAbus If the protec tion relay which contains the relay module is linked to a system including a contol data communicatoe for instance SRIO 1000M and the data communication system is operating the counter reading of the monitor will be zero Otherw...

Page 90: ...s the two push butttons are pressed The effect on the output relays depends on the configuration of the output relay matrix switches Theself supervisionoutputisactivatedbypress ing the STEP push button 1 second when no setting indicator is flashing The IRF output is activated in about 1 second after pressing of the STEP push button Thesignalsareselectedintheorderillustratedin Fig 4 REGISTER 0 I ST...

Page 91: ...and the IRF output is activated When the step push button is released the IRF indicator is switched off and the IRF output resets d Press the PROGRAM push button for one second and the indicator of the topmost setting start flashing e If a start of the first stage is required now press thepush buttonsPROGRAMandSTEPsimul taneously Thestageoutputwillbeactivatedand the output relays will operate acco...

Page 92: ...ay is operated the trip indicator of the measuring module is lit h The starting and tripping of the remaining stages are activated in the same way as the first stage above The indicator of the corresponding setting starts flashing to indicate that the con cerned stage can be activated by pressing the STEPandPROGRAMbuttonssimultaneously For any forced stage operation the output relays will respond ...

Page 93: ...In most fault situations a fault code indicating the nature of the fault appears on the display of the module The fault code which consists of a red figure 1 and a three digit green code number cannotberemovedfromthedisplayby resetting When a fault occurs the fault code should be recorded and stated when service is ordered When in a fault mode the normal relay menus are operative i e all setting v...

Page 94: ......

Page 95: ...CJ 4D24 TRIP PROGRAM RESET STEP L1 L2 L3 o IRF 3 I I I I I I n I I k s t n I I s t s o t n o I I s o t n o I I 0085A SPCJ 4D24 Combined overcurrent and earth fault relay module User s manual and Technical description ...

Page 96: ...ge can be set out of function A low set neutral overcurrent stage I0 with a setting range of 1 0 25 0 In and definite time mode of operation A high set neutral overcurrent stage I0 with a setting range of 2 0 200 In The opera tion of the high set neutral over current stage can be set out of function Digital display of measured and set values and sets of data recorded at the moment when faults occu...

Page 97: ...istic The operating time t of the high set overcur rent stage is set separately within the range 0 04 300 s The operation of the two overcurrent stages is provided with a latching facility switch SGB 6 keeping the tripping output energized although the signal which caused the operation disap pears The stages are reset by simultaneous press ing of the push buttons RESET and PRO GRAM see section Pro...

Page 98: ...ing the tripping output energized although the signal which caused the operation disappears The stages are reset by simultane ous pressing of the push buttons RESET and PROGRAM seesection Programmingswitches The operation of the high set earth fault stage may be inhibited when connecting the pro tected object to the network i e when the low set stage of the overcurrent unit is started Thus it is p...

Page 99: ...ng or resetting signal SGF Programming switchgroup SGF on the front panel SGB Programming switchgroup SGB on the front panel SGR1 3 Programming switchgroups SGR on the front panel TS1 Starting signal1 or auxiliary tripping signal depending on programming of switchgroup SGR3 SS1 Start signal for stages selected with switchgroup SGR1 SS2 Trip signal 1 for stages selected with switchgroup SGR2 SS3 Tr...

Page 100: ...f stage I0 Indicator for setting of operating time t0 Indicator for starting value setting of stage I0 Indicator for operating time setting of stage I0 Indicator for switchgroup SGF1 2 checksum Indicator for switchgroup SGB checksum Indicator for switchgroup SGR1 3 checksum Fig 2 Front panel of the combined overcurrent and earth fault module SPCJ 4D24 SGR SGB SGF SPCJ 4D24 TRIP PROGRAM RESET STEP ...

Page 101: ...s started 6 I0 TRIP The low set stage I0 of the earth fault unit has tripped 7 I0 START The high set stage I0 of the earth fault unit has started 8 I0 TRIP The high set stage I0 of the earth fault unit has started 9 CBFP The circuit breaker failure protection has operated When one of the protection stages of the mod ule performs a tripping the indicators for the measured values of the module indic...

Page 102: ...time of the I stage expressed in seconds The setting range is 0 04 300 s I0 In The starting current of the I0 stage as a per cent of the rated current of the protec tion Setting range 1 0 25 0 In t0 The operating time of the I0 stage expressed in seconds The setting range is 0 05 300 s I0 In The starting current of the I0 stage as a percent of the rated current of the protec tion Setting range 2 0...

Page 103: ... inverse 0 0 1 Long time inverse 1 0 1 RI characteristic 0 1 1 RXIDG characteristic 1 1 1 Not in use long time inverse SGF1 4 Selection of the circuit breaker failure protection When SGF1 4 1 the trip signal TS2 will start a timer which will produce a 0 1 1 s delayed trip signal via TS1 if the fault has not been cleared before With switch SGF1 4 0 only the normal trip signal TS2 is activated SGF1 ...

Page 104: ...itch When SGF2 5 0 the high set stage I is operative When SGF2 5 1 the high set stage I is blocked and the display shows SGF2 6 The high set instantaneous operation of the stage I0 can be completely set out of operation by means of this switch When SGF2 6 0 the high set stage I0 is operative When SGF2 6 1 the high set stage I0 is blocked and the display shows SGF2 7 The starting signal of the high...

Page 105: ...hing feature for the tripping signal TS2 for overcurrent faults When SGB 6 0 the tripping signal returns to its initial state the output relay drops off when the measuring signal causing the operation falls below the start ing level When SGB 6 1 the tripping signal remains on the output relay operated although the measuring signal falls below the starting level Then the starting signals have to be...

Page 106: ...g signal of stage I is linked to SS1 0 4 SGR1 4 When SGR1 4 1 the tripping signal of stage I is linked to TS2 1 8 SGR1 5 When SGR1 5 1 the starting signal of stage I0 is linked to SS1 0 16 SGR1 6 When SGR1 6 1 the tripping signal of stage I0 is linked to TS2 1 32 SGR1 7 When SGR1 7 1 the staring signal of stage I0 is linked to SS1 0 64 SGR1 8 When SGR1 8 1 the tripping signal of stage I0 is linked...

Page 107: ...R3 7 When SGR3 7 1 the starting signal of stage I0 is linked to TS1 0 64 SGR3 8 When SGR3 8 1 the tripping signal of stage I0 is linked to TS1 0 128 Checksum for factory setting of SGR3 0 Measured data The measured values are displayed by the three right most digits of the display The currently measured data are indicated by an illuminated LED indicator on the front panel Indicator Measured data I...

Page 108: ...sixth starting occurs the oldest value will be lost 4 Maximum demand current value for a period of 15 minutes expressed in multiples of the relay rated current In and based on the highest phase current Highest maximum demand value found since latest full relay reset 5 Duration of the latest starting situation of stage I as a percentage of the set oper ating time t or at I D M T mode of operation t...

Page 109: ...address code of the measuring relay module required by the serial communi cation system The address code is set at zero unless the serial communication system is used The submenus of this register comprise the selection of the data transfer rate of the serial communication a bus traffic monitor indicating the operating state of the serial communication system a password required for the remote con...

Page 110: ...5 Duration of event n 1 starting of stage I Duration of event n 2 starting of stage I 1 2 6 1 2 Duration of event n 1 starting of stage I Duration of event n 2 starting of stage I Latest memorized event n value of neutral current Io 7 Event n 1 value of current Io Event n 2 value of current Io 1 2 8 1 2 Duration of event n 1 starting of stage Io Duration of event n 2 starting of stage Io 9 Duratio...

Page 111: ...mode are indicated with the symbol Second setting of SGF2 checksum Second setting of SGR2 checksum Event n 3 value of phase L1 Event n 4 value of phase L1 Event n 3 value of phase L2 Event n 4 value of phase L2 Event n 3 value of phase L3 Event n 4 value of phase L3 Duration of event n 3 starting of stage I Duration of event n 4 starting of stage I Duration of event n 3 starting of stage I Duratio...

Page 112: ...g to the standard BS 142 1966 the normal current range is defined as 2 20 times the setting current Additionally the relay must start at the latest when the current exceeds a value of 1 3 times the setting when the time current characteristic is normal inverse very inverse or extremely inverse When the charac teristic is long time inverse the normal range in accordance with the standard is 2 7 tim...

Page 113: ...ristic the protection need not to be di rectional and the scheme can operate without a pilot communication The time current characteristic can be ex pressed as t s 5 8 1 35 x loge I k x I where t operating in seconds k time multiplier I phase current I set starting current The graph of the characteristic is shown in Fig 8 Note If the setting is higher than 2 5 x In the maxi mum continuous carry 3 ...

Page 114: ... 0 3 0 4 0 6 0 8 1 0 k 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 3 4 5 6 7 8 9 10 20 30 40 70 60 50 t s Fig 3 Extremely inverse time characteristics of the low set overcurrent unit in relay module SPCJ 4D24 ...

Page 115: ...the low set overcurrent unit in relay module SPCJ 4D24 1 2 3 4 5 6 7 8 9 10 20 I I 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 k 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 3 4 5 6 7 8 9 10 20 70 60 50 40 30 t s ...

Page 116: ... the low set overcurrent unit in relay module SPCJ 4D24 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 k 1 2 3 4 5 7 8 9 10 20 I I 6 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 3 4 5 6 7 8 9 10 20 30 40 50 60 70 t s ...

Page 117: ...ics of the low set overcurrent unit in relay module SPCJ 4D24 1 2 3 4 5 10 20 6 7 8 9 I I 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 k 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 3 4 5 6 7 8 9 10 20 30 40 50 60 70 80 90 100 200 300 400 500 600 700 t s ...

Page 118: ... the low set overcurrent unit in relay module SPCJ 4D24 1 2 3 4 5 6 7 8 9 10 20 I I 0 05 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 k 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 3 4 5 6 7 9 10 20 70 60 50 40 30 t s 2 8 ...

Page 119: ...of the low set overcurrent unit in module SPCJ 4D24 0 6 0 7 0 8 0 9 1 0 k 1 2 3 5 7 8 9 10 20 I I 6 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 3 4 5 7 8 10 20 30 40 50 60 70 t s 30 40 6 9 0 05 4 0 1 0 2 0 4 0 5 0 3 ...

Page 120: ...acy 3 of set value High set overcurrent stage I Setting range 0 5 40 0 x In or infinite Starting time typically 40 ms Operating time 0 04 300 s Resetting time 80 ms Retardation time 30 ms Drop off pick up ratio typically 0 96 Operation time accuracy 2 of set value or 25 ms Operation accuracy 3 of set value Low set neutral overcurrent stage I0 Setting range 1 0 25 0 In Starting time 70 ms Operation...

Page 121: ...event reporting by writing an event mask V157 to the module The event mask is a binary number coded to a decimal number The event codes E17 E26 are represented by the numbers 1 2 4 512 An event mask is formed by multiply ing the above numbers either by 0 event not included in reporting or 1 event included in reporting and adding up the numbers received compare the procedure used in calculation of ...

Page 122: ...set 8 0 E21 Output signal SS2 activated 16 0 E22 Output signal SS2 reset 32 0 E23 Output signal SS3 activated 64 0 E24 Output signal SS3 reset 128 0 E25 Output signal TS2 activated 256 1 E26 Output signal TS2 reset 512 1 Default checksum for mask V157 768 E50 Restarting E51 Overflow of event register E52 Temporary interruption in data communication E53 No response from the module over the data com...

Page 123: ...control signal active OUTPUTS Starting of stage I O1 R 0 I stage not started 1 I stage started Tripping of stage I O2 R 0 I stage not tripped 1 I stage tripped Starting of stage I O3 R 0 I stage not started 1 I stage started Tripping of stage I O4 R 0 I stage not tripped 1 I stage tripped Starting of stage I0 O5 R 0 I0 stage not started 1 I0 stage started Tripping of stage I0 O6 R 0 I0 stage not t...

Page 124: ...signal active Memorized output signal SS3 O32 R 0 signal not active 1 signal active Memorized output signal TS2 O33 R 0 signal not active 1 signal active PRESENT SETTING VALUES Present starting value for stage I S1 R 0 5 5 0 x In Present operating time for stage I S2 R 0 05 300 s Present starting value for stage I S3 R 0 5 40 x In 999 not in use Present operating time for stage I S4 R 0 04 300 s P...

Page 125: ...g S33 R W P 0 255 Checksum of group SGR3 main setting S34 R W P 0 255 SECOND SETTING VALUES Starting value for I stage second setting S41 R W P 0 5 5 0 x In Operating time for I stage second setting S42 R W P 0 05 300 s Starting value for I stage second setting S43 R W P 0 5 40 0 x In Operating time for I stage second setting S44 R W P 0 04 300 s Starting value for I0 stage second setting S45 R W ...

Page 126: ...gs of stage I0 V4 R 0 255 Number of startings of stage I0 V5 R 0 255 Phase conditions during trip V6 R 1 IL3 2 IL2 4 IL1 8 I0 16 IL3 32 IL2 64 IL1 128 I0 Operation indicator V7 R 0 9 Highest maximum demand current 15 minute value V8 R 0 2 55 x In CONTROL PARAMETERS Resetting of output relays V101 W 1 output relays and all at self holding information from the display are reset Resetting of output r...

Page 127: ...ould a fault occur e g in the data transfer the contents of the event register may be re read using the B command When re quired the B command can be repeated Gen erally the control data communicator SACO 100M reads the event data and forwards them to the output device continuously Under nor mal conditions the event register of the module is empty In the same way the data communica tor resets abno...

Page 128: ...e of error in module 4 Faulty trip relay path or missing output relay card 30 Faulty program memory ROM 50 Faulty work memory RAM 51 Parameter memory EEPROM block 1 faulty 52 Parameter memory EEPROM block 2 faulty 53 Parameter memory EEPROM block 1 and block 2 faulty 54 Parameter memory EEPROM block 1 and block 2 faulty with different checksums 56 Parameter memory EEPROM key faulty Format by writi...

Page 129: ...with indicator Stage 1 Setting knob 2 with indicator Setting knob 3 with indicator Stage 2 Setting knob 4 with indicator Self supervision alarm indicator Internal Relay Fault Display 1 3 digits Step push button STEP Programming switches SG1 Switchgroup indicator Reset push button RESET Start operation indicators General characteristics of C type relay modules User s manual and Technical descriptio...

Page 130: ...ality See section Display Programming switches SG1 Part of the settings and the selections of the operating characteristics for the relay modules in various applications are made with the pro grammingswitchesSG1onthefrontpanel The indicator of the switchgroup glows when the checksum of the switchgroup is shown on the display The checksum can be used for checking that the switches are properly set ...

Page 131: ...he measured set or stored value and the digit at the extreme left red the number of theregister Themeasuredorsetvaluedisplayed is indicated by a yellow LED indicator The number of the register glows only when a stored value is displayed When the auxiliary voltage is connected to a measuring relay module the module initially tests the display by stepping through the digits 1 9 for about 15 seconds ...

Page 132: ... they are displayed by pressing the STEP button In addition to the setting knob settings the main menu contains the measured current values as well as the registers 1 5 as well as 0 and A The remote setting percentage and remote setting value are located in the submenus for the settings and are activated on the display by pressing the RESET button Setting mode Theregistersofthemainmenuandthesubmen...

Page 133: ...the memory of the relay module by pressing the RESET and STEP button simultaneously At the moment the information enters the memory the three green dashes flash in the display i e A i Leave the setting mode by pressing the RESET button for about 10 s until the display stops flashing j Then enter submenu 1 of register A by pressing the RESET button for approx one second The register address A is th...

Page 134: ... g external blocking signals and status information for the circuit breaker The codes are explained in the descriptions of the relay modules Register A contains the address code of the relay moduleasrequiredbytheserialcommunication system Example 1 on page 4 shows how the address code is altered Submenu 1 of register A contains the data transfer rate value expressed in kilobaud for the serial comm...

Page 135: ...activated by simultaneouspressingofthepush buttonsSTEP and RESET The signal remains activated as long as the two push buttons are being pressed Theself supervisionoutputisactivatedbypress ingtheSTEPbuttononcewhennosettingknob indicator is flashing The IRF output is acti vated in about 5 seconds after pressing of the STEP button and resets after that Simultane ously the display returns to the main ...

Page 136: ...to activate tripping of stage 1 e g the I stage of the overcurrent module SPCJ 3C3 The indicator of the concerned stage starts glowing red f Starting and tripping of the second stage is activated in the same way as stage 1 The indica torofthethirdorfourthsettingstartsflashingto indicate that the concerned stage has been acti vated g To activate the self supervision output step to wards the test po...

Page 137: ...h a self supervision sys tem which continuously supervises the function of the microprocessor its program execution and the electronics When the self supervision system has detected a permanent fault in the relay module the red IRF indicator on the panel starts glowing soon after the fault was discovered At the same time the module puts forward a signal to the self supervision contact of the relay...

Page 138: ......

Page 139: ...Overcurrent relay module User s manual and Technical description o IRF 0047A 0 6 0 1 1 0 30 5 0 6 0 1 1 0 1 0 6 0 10 STEP RESET SG1 0 1 1 2 3 4 5 6 7 8 40 SPCS 3C4 B I Iϕ Iϕ s t n I n I t s Iϕ I ϕ U o I ϕ I STEP ...

Page 140: ...l neutral overcurrent relay module with definite time characteristic for earth fault protection Two neutral overcurrent stages a low set stage Iϕ and a high set stage Iϕ The high set stage can be given the same or the opposite direction of operation as compared with the low set stage I0sinϕ or I0cosϕ operation characteristic se lected locally by switches or by remote control over the external cont...

Page 141: ...ve start values are available The operation characteristics of the module are presented in Fig 4 If the system to be protected is resonant earthed or solidly or nearly solidly earthed the operation characteristic to be se lected is I0cosϕ whereas I0sinϕ is selected for the protection of isolated neutral systems The operation characteristic I0sinϕ or I0cosϕ can be selected manually by means of swit...

Page 142: ...witches on the PC board for configuring incoming blocking signals and outgoing start signals SS1 Start signal of the low set stage Iϕ TS1 Trip signal of the low set stage Iϕ SS2 Start signal of the high set stage Iϕ TS2 Trip signal of the high set stage Iϕ AR1 AR3 Start initiation signals for an optional auto reclose relay module Y Yellow start indicator R Red operation indicator NOTE All input an...

Page 143: ...nce the yellowstart indication butnot the red operation indication of a protection stage is given the manual mode the yellow indication is lit when the protection stage starts and turned red when the stage operates When the protection stage returns to normal the yel low indication remains lit Manual reset indica tions are reset py pushing the RESET push button or by the command V101 or V102 via th...

Page 144: ...put The setting range is 5 40 x In when SG1 6 0 and 1 8 x In when SG1 6 1 Additionally the setting infinite displayed as can be selected whichmeans thatstageIϕ hasbeensetoutoffunction Ifthehigh setstage Iϕ operates in the reverse direction SG1 1 1 the setting value is negative and the leftmost digit on the display shows a red minus sign t s Operate time of stage Iϕ expressed in seconds Setting ran...

Page 145: ...low the set start level When SG1 4 1 the trip signals remain in the activated the output relay operated althoughtheenergizingsignalfallsbelowthesetstartlevel Thetripsignals can be reset by pressing the push buttons STEP and RESET simultaneously or with the command V101 When the STEP and RESET push buttons are pushed the recorded values are erased as well SG1 5 Selection of setting range for the op...

Page 146: ...cated in the third submenu of switchgroupSG1 InswitchgroupSG2themode of operation of the LED indicators is selected Thestartandoperationindicatorsofthelow set stage and the high set stage can be given self reset mode of operation or manual mode of operation The selection is made by means of a checksum which is calculated from the table below Nor mally the start indications are self reset and the o...

Page 147: ...of the different protection relay units data being presented are indicated by LED indicators on the front panel Indicator Measured data U0 Residual voltage measured by the module expressed as a percentage of the rated voltage Un of the energized relay input If the measured value exceeds 25 of the rated voltage of the energized relay input the display shows I0 Neutral current measured by the module...

Page 148: ...on stage will erase previously recorded value and starts to record a new maximumU0 value Whenastageoperates thevalueofU0 measuredatthemoment of operation is recorded 3 Number of times the set start value of the residual voltage has been exceeded n U0 0 255 4 Number of starts of the low set stage Iϕ n Iϕ 0 255 5 Number of starts of the high set stage Iϕ n Iϕ 0 255 6 Duration of the latest start eve...

Page 149: ...e module can be activated one by one in order to test the output relays For further details see the description General characteristics of C type relay modules A Address code of the protection relay module required by the serial communication system The address code is set to zero when no serial communication is to be used The subroutines of this register are 1 Selection of data transfer rate for ...

Page 150: ...erate time t x p2 Remotely set percentage p3 Present start current high set stage Iϕ Remotely set start current Iϕ x p3 Remotely set percentage p4 Present operate time t high set stage Iϕ Remotely set operate time t x p4 Present checksum switchgroup SG1 Remotely set checksum Remotely set checksum Checksum of SG2 Recorded maximum value of the neutral current Iϕ Recorded maximum value of the residua...

Page 151: ...he maximum setting value of stage Iϕ inaccuracy caused by 1o phase displacement High set neutral overcurrent stage Iϕ Start current 5 40 x In and infinite or 1 8 x In and infinite Start time typically 150 ms Operate time 0 1 1 0 s Reseting time typically 100 ms Drop off pick up ratio typically 0 95 Operate time accuracy 2 of setting or 50 ms Operation accuracy 3 of the maximum setting value of sta...

Page 152: ...et of tripping of stage Iϕ 128 0 E50 Restart E51 Overflow of event register E52 Temporary disturbance in data communication E53 No response from the module over the data communication E54 The module responds again over the data communication Event codes OvertheSPAserialbusthedatacommunication equipment reads event data for instance start and trip information produced by the relay module SPCS 3C4 O...

Page 153: ...sinϕ characteristic sinϕ cosϕ 1 I0cosϕ Start of low set stage Iϕ O1 R 0 stage Iϕ not started 1 stage Iϕ started Tripping of low set stage Iϕ O2 R 0 stage Iϕ not tripped 1 stage Iϕ tripped Start of high set stage Iϕ O3 R 0 stage Iϕ not started 1 stage Iϕ started Tripping of high set stage Iϕ O4 R 0 stage Iϕ not tripped 1 stage Iϕ tripped Active start current Iϕ of the low set S1 R 1 10 x In stage I...

Page 154: ... V3 R 0 255 Number of starts of stage Iϕ V4 R 0 255 Number of starts of stage Iϕ V5 R 0 255 Duration of the latest start event of stage Iϕ V6 R 0 100 Duration of the latest start event V7 R 0 100 of stage Iϕ Max recorded value I0 V8 R 0 100 x In 999 if I0 100 x In Resetting of output relays and V101 W 1 output relays and oper operation indicators ation indicators are reset Resetting of output rela...

Page 155: ...r the B command allows re reading of the contents of the event register previously read by means of the L command If required the B command can be repeated The setting values S1 S5 are currently acti vated by the protection relay They are set either remotely over the SPA bus and the serial port of the relay or locally by means of the setting knobs on the relay module front panel The setting values...

Page 156: ...paired Some of the fault codes that may appear on the display of the directional neutral overcurrent relay module SPCS 3C4 are shown in the fol lowing list Fault code Type of fault 4 Output relay control circuit interrupted or output relay module missing 30 Red Only Memory ROM damaged 50 Random Access Memory RAM damaged 195 Too low a value on reference channel with multiplier 1 131 Too low a value...

Page 157: ......

Page 158: ...1MRS 751144 MUM EN ABB Oy Substation Automation P O Box 699 FIN 65101 VAASA Finland Tel 358 0 10 22 11 Fax 358 0 10 22 41094 www abb com substationautomation ...

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