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20

Fig 6. Phase unbalance inverse-time characteristics of the capacitor bank protection module
SPCJ 4D40.

When the switch SGF/6 is in position 0 the operating times are according fig 6. In position 1 the
operating times are increased by a factor 10.

0.01

0.1

1

10

100

1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00

t/s

1

0.1

0.2

0.3

0.5

0.7

Ic/   I2>

k

2

0.4

Содержание SPAJ 160 C

Страница 1: ...EXTERN TRIP t I n L1 I I n L3 I I OPERATION I n L2 I I t I 1 t I 2 I 1 I 2 ALARM START TRIP I 2 I I n c t I a t I b ALARM I a START I b TRIP I b TRIP PROGRAM RESET STEP L1 L2 L3 IRF I I I I 0128A SGR SGB SGF 3I 3I I cs I n I I 1 n I I 2 k 2 t 1 s t rec min s n I I t a min b I I a I I b k t SPCJ 4D40 n n I c SPAJ 160 C Capacitor protection relay User s manual and Technical description ...

Страница 2: ...ee phase overload stage with inverse ANSI time charcteristic Phase unbalance protection stage with definite time charcteristic Phase unbalance protection stage with inverse time charcteristic Undercurrent protection for detection of capaci tor disconnection Reconnection time with wide setting range Compensation for natural unbalance current Fully selectable output relay configuration Easy selectio...

Страница 3: ... can be found in SPAJ 160 C An earth fault and overcurrent protection is of ten used for selective network protection In this case an overcurrent and earth fault protection relay from the SPACOM family can be con nected to the same current transformer as SPAJ 160 C Application examples Fig 1 Protection of a capacitor bank connected as a double star in a distribution network with three phase curren...

Страница 4: ... bank connected as a double star in an industrial network with two or three phase current measurement In this case a non directional earth fault protection is used 1I I 1I U I U IN N e g SPAA 120 C or SPAA 121 C SPAJ 160 C Fig 4 Protection of a one phase bridge connected capacitor filter bank ...

Страница 5: ...ease the inverse characteris tic time by a factor 10 by setting switch SGF 6 to position 1 The signal stage has a definite time characteris tic Both the starting value and the operating time are available for setting By using the un balance compensation natural unbalance cur rents within the range 1 20 of the relays nominal input current can be compensated By appropriate programming of the output ...

Страница 6: ...ows relay activation s meas ured values maximum value registrations start ing counters time counters and setting values All changes of setting values can be made by using the push buttons on the front panel Through the serial bus the man machine com munication can be obtained either by using a PC with a setting tool program a SCS local control system or a microSCADA remote con trol system Fig 7 Ch...

Страница 7: ... _ SPA ZC_ Rx Tx SERIAL PORT Fig 8 Complete connection diagram for the capacitor bank protection relay SPAJ 160 C with all the relay matrix and blocking control input programming switches shown Uaux Auxiliary voltage A B C D E F Output relays IRF Self supervision SGB1 Switchgroup for the configuration of the blocking and control signals TRIP Trip output relay output 65 66 SIGNAL 1 Signal on trippi...

Страница 8: ...8 Fig 9 Rear view of relay SPAJ 160 C Rx Tx 68 69 77 78 80 81 Made in Finland 1 2 3 4 5 6 7 8 9 25 26 27 61 62 63 65 66 74 75 70 71 72 10 11 ...

Страница 9: ...h switches 5 8 of switchgroup SGR1 and switches 1 8 of switchgroup SGR2 of the measuring module Normally overload stage Ib start signal is linked to relay C and the overload stage Ia alarm signal is linked to output relay B 77 78 The signals to be routed to the output relay D are selected by means of switches 1 4 of switchgroup SGR1 Switch SGR1 1 links the overload Ia alarm switch SGR2 2 links the...

Страница 10: ...he measur ing module SPCJ 4D40 Fig 10 Control signals between the modules of the capacitor bank relay SPAJ 160 C IL1 IL3 SGR2 3 1 RESET PROGRAM 1 RESET PROGRAM 1 1 SS1 SS2 TS1 TS2 SS3 RESET TRIP AR2 AR1 SGB1 6 SGB1 7 COMPLETE RELAY RESET SGB1 3 8 SGB2 3 7 SGB2 3 6 TRIP INDICATOR RESET BS1 BS2 RRES SGB1 3 1 TRIP INDICATOR OUTPUT RELAY RESET IL2 Ia ta 70 ms k Ib I1 t 1 I2 k 2 70 ms SGB1 3 2 SGB1 3 3...

Страница 11: ...nals SS1 Starting Signal 1 SS2 Starting Signal 2 SS3 Starting Signal 3 TS1 Tripping Signal 1 TS2 Tripping Signal 2 AR1 3 Auto Reclose starting signals not used in SPAJ 160 C IRF Internal Relay Fault signal SS1 Starting Signal 1 SGF Switch Groups for functions SGB1 3 Switch Groups for blockings SGR1 2 Switch Groups for relay configuration Rx Tx Receiver Transmitter channel ...

Страница 12: ... code numbers used A The indicator TRIP is lit when one of the protection stages operates When the protection stage returns the red indicator remains alight B If the display is dark when one of the pro tection stages Ia or Ib request for tripping the faulty phase is indicated with a yellow LED If for instance the TRIP indicator glows red Indication Explanation 1 Ia alarm The overload stage Ia has ...

Страница 13: ...f the mod ule by resetting When a fault occurs the fault code should be recorded and stated when serv ice is ordered D The operation indicator on the display and the TRIP indicator persist when the protec tive stage returns to normal The indicators are reset by pushing the RESET STEP push but ton Further the indicators may be reset via the ex ternal control input 10 11 by applying a con trol volta...

Страница 14: ... is formed by the stabilizer of the relay module 1 A slow 8V 12V 12V 24V Uaux 80 265 V ac dc 18 80 V dc Unstabilized logics voltage Operation amplifier voltage Output relay coil voltage Fig 11 Voltage levels of the power supply module A green LED indicator Uaux on the system front panel is illuminated when the power supply module is in operation The supervision of the voltages supplying the electr...

Страница 15: ... dc when the control circuit time constant L R 40ms at 48 110 220 V dc control circuit voltage 5 A 3 A 1 A Contact material AgCdO2 Start and signalling contacts Terminals 70 71 72 68 69 77 78 80 81 Rated voltage 250 V dc ac Carry continuously 5 A Make and carry for 0 5 s 10 A Make and carry for 3 0 s 8 A Breaking capacity for dc when the control circuit time constant L R 40ms at 48 110 220 V dc co...

Страница 16: ...0 50 100 min Pulse shaped tripping signal pulse length 200 ms Pick up drop off ratio 1 1 Operation time accuracy 2 of set value or 75 ms Operation accuracy 3 of set value within range 0 25 0 70 x In Phase unbalance I1 Stage 1 Starting current I1 1 0 100 In Operating time 1 0 300 s Resetting time 100 ms Drop off pick up ratio 0 90 Operation time accuracy Ics 0 2 of set value or 75 ms Operation accu...

Страница 17: ...test according to IEC 255 22 1 class III common mode 2 5 kV differential mode 1 0 kV Fast transients according to IEC 255 22 4 class III and IEC 801 4 level 4 power supply inputs 4 kV 5 50 ns other inputs 2 kV 5 50 ns Electrostatic discharge test according to IEC 255 22 2 and IEC 801 2 class III air discharge 8 kV contact discharge 6 kV Environmental conditions Specified ambient service temperatur...

Страница 18: ...a proper overhaul Minor measures can be taken by per sonnel from the instrument work shop of the customer s company e g replacement of auxil iary relay modules All major measures involv ing overhaul of the electronics are to be taken by the manufacturer Please contact the manu facturer or his nearest representative for further information about checking overhaul and recalibration of the relay Note...

Страница 19: ...polycarbonate cover with a sealable fastening screw The de gree of protection by enclosure of the cover is also IP 54 A terminal strip and two multipole connectors are mounted on the back of the relay case to facilitate all input and output connections To each heavy duty terminal i e measuring input power or closing output one 6 mm2 one 4 mm2 or one or two 2 5 mm2 wires can be connected No termina...

Страница 20: ......

Страница 21: ... 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 ...

Страница 22: ... 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 ...

Страница 23: ...tion 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 displ...

Страница 24: ... 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...

Страница 25: ... willshowthreedashes 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 statu...

Страница 26: ...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...

Страница 27: ...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...

Страница 28: ... 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...

Страница 29: ...g 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 th...

Страница 30: ...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 ...

Страница 31: ...ins 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 Othe...

Страница 32: ...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...

Страница 33: ...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...

Страница 34: ...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 ...

Страница 35: ...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...

Страница 36: ......

Страница 37: ...T STEP L1 L2 L3 IRF I I I I 0128A SGR SGB SGF 3I 3I I cs I n I I 1 n I I 2 k 2 t 1 s t rec min s n I I t a min b I I a I I b k t SPCJ 4D40 n n I c SPCJ 4D40 Capacitor relay module User s manual and Technical description ...

Страница 38: ... on definite time charac teristic operating time 1 0 300 s Stage I2 setting range 2 0 80 In based on an in verse time characteristic setting range 0 1 1 0 for time multiplier k 2 Undercurrent protection I for detection of capacitor disconnection setting range 0 10 0 70 x In I operates with a definite time char acteristic range 1 0 100 s Reconnection time setting trec for complete capacitor dischar...

Страница 39: ...ng with the red figure 2 The operation time depends on two factors the degree of overload and the inverse time multiplier k If the overload situation lasts long enough to exceed the operating time the stage calls for CB tripping by providing a trip ping signal At the same time the operation in dicator goes on with a red light and the display shows the red figure 3 The indicators are reset with the...

Страница 40: ...tarts and a timer t I is started If the phase unbalance situation lasts long enough to exceed the set operating time the stage provides an alarm signal At the same time the display shows the red figure 4 If the compensated phase unbalance current Ic exceeds the setting value of the stage I2 the stage starts and a timer is started Simultane ously it provides a starting signal and the digital displa...

Страница 41: ...SET TRIP AR2 AR1 SGB1 6 SGB1 7 COMPLETE RELAY RESET SGB1 3 8 SGB2 3 7 SGB2 3 6 TRIP INDICATOR RESET BS1 BS2 RRES SGB1 3 1 TRIP INDICATOR OUTPUT RELAY RESET IL2 Ia ta 70 ms k Ib I1 t 1 I2 k 2 70 ms SGB1 3 2 SGB1 3 3 I SGB1 3 5 SGB1 3 4 SGR1 1 SGR2 1 SGR1 5 SGF 1 SGR1 2 SGR2 2 SGR1 6 SGR1 3 SGR2 4 SGR2 7 SGR1 8 SGF 2 SGR2 6 SGR1 7 SGR1 4 SGR2 5 SPCJ 4D40 RECONNECTION INHIBIT EXTERNAL TRIP SGR2 8 t 2...

Страница 42: ...etting I2 Indicator for setting k 2 Indicator for setting Ics Indicator for SGF Indicator for SGB1 3 Indicator for SGR1 2 TRIP PROGRAM RESET STEP L1 L2 L3 IRF I I I I 0128A SGR SGB SGF 3I 3I I cs I n I I 1 n I I 2 k 2 t 1 s t rec min s n I I t a min b I I a I I b k t SPCJ 4D40 n n I c Simplified device symbol Self supervision alarm indicator Display Reset and display step push button Programming p...

Страница 43: ...erload stage Ib has started 3 Ib trip The overload stage Ib has tripped 4 I1 alarm Stage I1 has given an alarm 5 I2 start Stage I2 has started 6 I2 trip Stage I2 has tripped 7 I operation Stage I has operated 8 trec Reconnection inhibit is active indication is self reset 9 EXT TRIP A trip from an external relay has been carried out via the relay The self supervision alarm indicator IRF indi cates ...

Страница 44: ... 0 10 x In t The operating time of the I stage expressed in seconds 1 0 100 s 1 s trec Setting of reconnection inhibit time expressed in minutes 0 50 100 min 100 min I1 Setting I1 for the unbalance protection in per cent of In 1 0 100 In 1 In t 1 The operating time of the I1 stage expressed in seconds 1 0 300 s 1 s I2 Setting I2 for the unbalance protection in per cent of In 2 0 80 0 In 2 0 In k 2...

Страница 45: ...ecting the mode of operation of the 0 SGF 4 start indicators of the different stages When the switches are in position 0 0 the start indicators are all automatically reset when the fault is cleared In order to get a hand reset start indication for the stages their respective switches have to be in position 1 When SGF 3 1 the start indicator of the overload stage Ib is to be manually reset When SGF...

Страница 46: ... initial state i e the output relay drops off when the measuring signal causing the operation falls below the starting level When SGB1 6 1 the trip signal remains on i e the output relay operates although the measuring signal falls below the starting level Then the trip signal of overload stage Ib must be resetted by pressing the RESET and PROGRAM push buttons simultaneously also by signal BS1 Not...

Страница 47: ...GB2 5 1 the external trip command is carried out to output 0 relay A External protective relays can be connected to the trip path using this feature Note The trip signalling is not handled by the SPCJ module and must be arranged using a contact on the external protective relay SGB2 6 Remote reset of the trip indicators 0 When SGB2 6 0 the trip indicators are not reset by signal BS2 When SGB2 6 1 t...

Страница 48: ...GB3 5 1 the external trip command is carried out to output 0 relay A External protective relays can be connected to the trip path using this feature Note The trip signalling is not handled by the SPCJ module and must be arranged using a contact on the external protective relay SGB3 6 Remote reset of the trip indicators 0 When SGB3 6 0 the trip indicators are not reset by signal RRES When SGB3 6 1 ...

Страница 49: ...4 When SGR2 4 1 the unbalance stage I1 alarm signal is linked to SS2 0 SGR2 5 When SGR2 5 1 the unbalance stage I2 start signal is linked to SS2 0 SGR2 6 When SGR2 6 1 the unbalance stage I2 trip signal is linked to SS2 0 SGR2 7 When SGR2 7 1 the undercurrent I trip signal is linked to SS2 0 SGR2 8 When SGR2 8 1 the external trip is linked to SS3 0 Measured data The measured values are shown by th...

Страница 50: ...rting of stage Ia Number of startings of the stage Ia in the range 0 255 5 Duration of the latest starting situation n of overload stage Ib as a percentage of the operation time lag When the concerned stage has tripped the counter reading is 100 percentage Duration of event n 1 starting of stage Ib Number of startings of the stage Ib in the range 0 255 6 Compensated phase unbalance current Ic n me...

Страница 51: ... are not tied to any test function For further details see the description General characteristics of D type SPC relay units A The address code of the measuring relay module required by the serial communica tion system The selection of the data transfer rate of the serial communication The bus traffic monitor indicating the operating state of the serial communica tion system If the module is conne...

Страница 52: ... value setting Ib M A I N M E N U R E V S T E P 5 s F W D S T E P 1 s MAIN MENU SUBMENUS 9 Duration of latest activation of unit I Latest memorized event n value of phase current IL2 Latest memorized event n value of unbalance Ic 2 Latest memorized event n value of phase current IL3 3 Duration of latest activation of unit Ib Duration of latest activation of unit I1 7 8 Duration of latest activatio...

Страница 53: ...EP Press 0 5 s Rapid scan forward in main menu STEP Keep depressed Reverse step in main or submenu STEP Press 0 5 s Entering a submenu from the mainmenu PROGRAM Press 1 s Entering or leaving setting mode PROGRAM Press for 5 s Increasing a value in setting mode STEP Moving the cursor in setting mode PROGRAM Press about 1 s Storing a value in setting mode STEP PROGRAM Press simultaneously Resetting ...

Страница 54: ...ge I2 is based on inverse time characteristic near to normal inverse The characteristic is based on the following mathematical expression t s k x 101 2 100 x I I2 97 0 02 where t operating time in seconds k time multiplier I current value I2 set current value Note It is possible to increase the inverse time char acteristic by a factor 10 by setting switch SGF 6 to position 1 The normal current ran...

Страница 55: ...0 1 10 1 20 1 30 1 40 1 50 1 60 1 70 1 80 1 90 2 00 2 10 2 20 t s I Ib k 2 1 0 2 Fig 5 ANSI time characteristics of the capacitor bank protection module SPCJ 4D40 Durations specified in the ANSI and IEC standards are marked with o in the figure ...

Страница 56: ...otection module SPCJ 4D40 When the switch SGF 6 is in position 0 the operating times are according fig 6 In position 1 the operating times are increased by a factor 10 0 01 0 1 1 10 100 1 00 1 10 1 20 1 30 1 40 1 50 1 60 1 70 1 80 1 90 2 00 t s 1 0 1 0 2 0 3 0 5 0 7 Ic I2 k 2 0 4 ...

Страница 57: ...00 min Pulse shaped tripping signal pulse length 200 ms Pick up drop off ratio 1 1 Operation time accuracy 2 of set value or 75 ms Operation accuracy 3 of set value within range 0 25 0 70 x In Phase unbalance I1 Stage 1 Starting current I1 1 0 100 In Operating time 1 0 300 s Resetting time 100 ms Drop off pick up ratio 0 90 Operation time accuracy Ics 0 2 of set value or 75 ms Operation accuracy I...

Страница 58: ...sum for mask V155 68 E9 Starting of stage I 1 0 E10 Starting of stage I reset 2 0 E11 Tripping of stage I 4 4 E12 Tripping of stage I reset 8 0 E13 Starting of stage I1 16 0 E14 Starting of stage I1 reset 32 0 E15 Tripping of stage I1 64 64 E16 Tripping of stage I1 reset 128 0 Default checksum for mask V156 68 E17 Starting of stage I2 1 0 E18 Starting of stage I2 reset 2 0 E19 Tripping of stage I2...

Страница 59: ...te The eventcodes E52 E54 are only generated by the datacommunicator unit SACO 100M SRIO 1000M etc Data to be transferred over the bus In addition to the event data transfer the SPA bus allows reading of all input data I data of the module setting values S data information recorded in the memory V data and some other data Further part of the data can be al tered by commands given over the SPA bus ...

Страница 60: ...n inhibit output TS1 O13 R 0 signal not active 1 signal active Signal SS1 O14 R W P 0 signal not active 1 signal active Signal SS2 O15 R W P 0 signal not active 1 signal active Signal SS3 O16 R W P 0 signal not active 1 signal active Signal TS2 O17 R W P 0 signal not active 1 signal active Output relays O18 R W P 0 not operated 1 operated Reconnection inhibit output control O19 W P 0 not affecting...

Страница 61: ...e for stage I S6 R W P 1 0 100 s Setting of reconnection inhibit time trec S7 R W P 0 50 100 min Starting value for stage I1 S8 R W P 1 0 100 In Operating time for stage I1 S9 R W P 1 0 300 s Starting value for stage I2 S10 R W P 2 0 80 0 In Time multiplier k 2 for stage I2 S11 R W P 0 1 1 0 Setting of unbalance compensation Ics S12 R W P 0 0 20 0 In Checksum of switchgroup SGF S13 R W P 0 255 Che...

Страница 62: ...1023 see Event codes Opening of password for remote settings V160 W 1 999 Changing or closing of password for remote settings V161 W P 0 999 Activating of self supervision output V165 W 1 self supervision output is activated and IRF led turned on 0 normal mode EEPROM formatting V167 W P 2 formatted Internal error code V169 R 0 255 Data communication address of the module V200 R W 1 254 Data transf...

Страница 63: ...the output relay of the self supervision system operates Further in most fault situations an auto diagnostic fault code is shown on the display This fault code consists of a red figure 1 and a green code num ber which indicates the fault type When a fault code appears on the display the code number should be recorded for statistical and mainte nance purposes Below are some fault codes that might b...

Страница 64: ...1MRS 750064 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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