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REJ 523

Technical Reference Manual

ABB Substation Automation

Products and Systems

MRS750940-MUM

Содержание REJ 523

Страница 1: ...ed H S Approved L N Data subject to change without notice REJ 523 Overcurrent Relay Technical Reference Manual __________________________________________________________________________________________________ ABB Substation Automation Products and Systems ...

Страница 2: ...on 9 4 1 1 Product functions 9 4 1 1 1 Schema of product functions 9 4 1 1 2 Overcurrent 10 4 1 1 3 Inputs 10 4 1 1 4 Outputs 10 4 1 1 5 Circuit breaker failure protection 10 4 1 1 6 Disturbance recorder 10 4 1 1 7 MMI module 11 4 1 1 8 Self supervision 11 4 1 2 Configuration 12 4 1 3 Protection 13 4 1 3 1 Overcurrent unit 13 4 1 3 2 Time current characteristics 14 4 1 3 3 Settings 23 4 1 3 4 Tech...

Страница 3: ...3 4 1 7 6 Event code 34 4 1 8 Recorded data 35 4 1 9 External serial communication 35 4 1 9 1 Communication ports 35 4 1 9 2 Event codes 37 4 1 9 3 Remote transfer data 39 4 1 10 Relay parameterization 48 4 2 Design description 48 4 2 1 Input output connections 48 4 2 2 Serial communication connections 51 4 2 3 Technical data 52 5 Ordering information 57 6 References 58 7 Index Glossary 59 8 Check...

Страница 4: ...le two or three phase overcurrent protection The protection relay REJ 523 is based on a microprocessor environment A self supervision system monitors continuously the operation of the microprocessor The MMI includes an LCD display which makes the local use of the relay safe and easy Local control of the protection relay can be carried out with a portable computer connected to the front connector a...

Страница 5: ...ype signal output contacts Output contact functions freely configurable for desired operation Optical PC connector for two way data communication front RS 485 connector rear for system communication Continuous self supervision of hardware and software At a permanent fault all stages and outputs are blocked Rated frequency user selectable 50 60 Hz User selectable password protection for MMI Display...

Страница 6: ...ectors even though the auxiliary voltage is disconnected National and local electrical safety regulations must always be followed The frame of the protection relay has to be carefully earthed Current transformers have to be short circuited before disconnecting the relay from them Only a competent electrician is allowed to carry out the electrical installation ...

Страница 7: ...entical operation stages In this case the relay can be used in two stage load shedding applications The protection functions are independent of each other and have their own setting groups and data recording The overcurrent protection function uses conventional current transformer measurement Output contact matrix allows any start or trip signal from the protection stages to be routed to the desir...

Страница 8: ...1 12 7 8 9 X2 1 X1 1 1MKC950001 1 RER 103 Tx Rx PO1 PO2 IRF BI SO1 SO2 IRF START TRIP START TRIP SGR1 SGR2 SGR3 SGR4 PC Uaux REJ 523 THREE PHASE OVERCURRENT CONFIGURATION Optical PC interface Spa Bus INDICATORS RESET RELAYS RESET MEMORIZED VALUES RESET Blocking of stage I Blocking of stage I x Factory Default Figure 3 3 1 Connection diagram of the overcurrent relay 5 A 1 A 5 A 1 A 5 A 1 A L1 L2 L3...

Страница 9: ... 51 IL1 IL2 IL3 PrF5_3 62 BF PO1 PO2 SO1 SO2 IRF SERIAL COMMUNICATION THREE PHASE INSTANTANEOUS OR DEFINITE TIME HIGH SET OVERCURRENT PROTECTION THREE PHASE DEFINITE TIME OR INVERSE TIME LOW SET OVERCURRENT PROTECTION OPTICAL PC INTERFACE REMOTE RESET REMOTE SETTING CONTROL OR BLOCKING INPUT FOR THE DIFFERENT PROTECTION STAGES CIRCUIT BREAKER FAILURE PROTECTION BINARY INPUT BI Figure 4 1 1 1 1 Pro...

Страница 10: ... stage to the desired signal or power output 4 1 1 5 Circuit breaker failure protection The relay features a circuit breaker failure protection CBFP unit The CBFP unit generates a trip signal via output PO2 after the set operate time 0 1 s 1 s if the fault has not been cleared by that time Normally the CBFP unit controls the upstream circuit breaker It can also be used for tripping via redundant t...

Страница 11: ...ation refer to Operator s Manual 4 1 1 8 Self supervision The self supervision system of the relay handles run time fault situations and informs the user about an existing fault When the self supervision system detects a permanent internal relay fault the ready indication LED starts blinking At the same time the self supervision alarm relay that is normally picked up drops off and a fault code app...

Страница 12: ...2 1 1 1 1 I O 1 2 3 BI PO1 PO2 SO1 IRF SO2 SGF1 3 IRF START TRIP START TRIP SGR1 SGR2 SGR3 SGR4 SGB1 SGB1 SGB1 SGB1 SGB1 Blocking of stage I Blocking of stage I INDICATORS RESET RELAYS RESET MEMORIZED VALUES RESET Figure 4 1 2 1 Signal diagram of the overcurrent relay The functions of the blocking and start signals are selected with the switches of switchgroups SGF SGB and SGR The checksums of the...

Страница 13: ...Block5_3 Figure 4 1 3 1 Block diagram of the overcurrent relay 4 1 3 1 Overcurrent unit When the phase currents exceed the set start current of the low set stage I the overcurrent unit starts delivering a start signal after a preset 55 ms start time When the set operate time at definite time operation or the calculated operate time at inverse time operation elapses the overcurrent unit operates In...

Страница 14: ...ercurrent stage I A start situation is defined as a situation where the phase current rises from a value below 0 12 x I to a value above 1 5 x I in less than 60 ms The start situation ends when the current falls below 1 25 x I 4 1 3 2 Time current characteristics The overcurrent stage I can be given a definite time or an inverse definite minimum time operation characteristic The settings of switch...

Страница 15: ...rent characteristic is normal inverse very inverse or extremely inverse For the long time inverse characteristic the normal current range is specified to be 2 7 times the setting and the relay is to start when the current exceeds the setting value 1 1 times Table 4 1 3 2 2 The operate time tolerances specified by the standard I I Normal Very Extremely Long time 2 2 22E 2 34E 2 44E 2 34E 5 1 13E 1 ...

Страница 16: ...ent The RI type characteristic is illustrated in figure 4 1 3 2 5 RD type characteristic The RD type characteristic is a special characteristic that is principally used in earth fault protection which requires a high degree of selectivity even at high resistance faults In this case the protection can operate in a selective way even if it is not directional Mathematically the time current character...

Страница 17: ...J 523 1MRS750940 MUM 17 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 NORMINV Figure 4 1 3 2 1 Normal inverse time characteristics ...

Страница 18: ...ystems MRS750940 MUM 18 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 VERYINV Figure 4 1 3 2 2 Very inverse time characteristics ...

Страница 19: ...l REJ 523 1MRS750940 MUM 19 1 3 4 5 6 7 8 9 10 2 20 I I 0 05 0 1 0 2 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 EXTRINV Figure 4 1 3 2 3 Extremely inverse time characteristics ...

Страница 20: ...and Systems MRS750940 MUM 20 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 LTIMEINV Figure 4 1 3 2 4 Long time inverse characteristics ...

Страница 21: ...J 523 1MRS750940 MUM 21 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 RI_INV Figure 4 1 3 2 5 RI type inverse time characteristics ...

Страница 22: ...ms MRS750940 MUM 22 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 RD_INV Figure 4 1 3 2 6 RD type inverse time characteristics ...

Страница 23: ...been given correct settings If there is any doubt about the settings the setting values should be read with the relay trip circuits disconnected or tested with current injection Refer to Check lists Table 4 1 3 3 1 Setting values Setting Description Setting range Default setting I In Start current of stage I as a multiple of the energizing input used definite time 0 30 5 00 x In 0 30 x In inverse ...

Страница 24: ...tware based and thus not physical switches to be found in the hardware of the relay The switches can be set one by one A checksum is used for verifying that the switches have been properly set The figure below shows an example of manual checksum calculation Switch No Position Weighting factor Value 1 1 x 1 1 2 0 x 2 0 3 1 x 4 4 4 0 x 8 0 5 1 x 16 16 6 0 x 32 0 7 1 x 64 64 8 0 x 128 0 Checksum SG_ ...

Страница 25: ...t caused an operation falls below the set start level The latching feature selected the output contact is reset with the push button on the front panel via the external binary input or the serial bus 0 SGF1 3 Minimum pulse length for signal outputs SO1 and SO2 0 80 ms 1 40 ms 0 SGF1 4 Minimum pulse length for power outputs PO1 and PO2 0 80 ms 1 40 ms Note The latching function of PO1 and PO2 will ...

Страница 26: ...age I When the switch is in position 1 the inverse time operation is inhibited 0 SGF2 3 Inhibition of the operation of stage I When the switch is in position 1 the operation of stage I is inhibited 0 SGF2 4 Operation mode of the start indicator of stage I When the switch is in position 0 the start indicator automatically resets once the fault disappears 0 SGF2 5 Operation mode of the start indicat...

Страница 27: ...ite time 1 1 0 0 0 0 0 Extremely inverse 0 1 0 0 0 0 Very inverse 0 0 1 0 0 0 Normal inverse 0 0 0 1 0 0 Long time inverse 0 0 0 0 1 0 RI type characteristic 0 0 0 0 0 1 RD type characteristic 1 Default setting Note Only one type of characteristic can be selected at a time If more than one switch is set active the characteristic with the lowest weighting factor of the selected switches will be act...

Страница 28: ...nary input signal SGB1 3 1 indicators output contacts and memorized values are reset by the binary input signal 0 SGB1 4 Switching between the setting groups 1 and 2 either via the serial bus with command V150 or using the external binary input When SGB1 4 0 the setting group cannot be changed with an external binary input When SGB1 4 1 the currently used setting group is determined exclusively by...

Страница 29: ...he bottom row of the matrix The switchgroup checksum is obtained by adding horizontally the weighting factors of all the selected switches of the switchgroup 1 I t 1 2 3 4 5 6 7 8 2 3 4 5 6 7 8 1 I t 1 2 3 4 5 6 7 8 2 3 4 5 6 7 8 O_S523 128 1 2 4 8 16 32 64 Checksum factory setting PO1 PO2 SO1 SO2 Not in use Not in use Not in use Not in use SGR1 SGR1 12 SGR2 3 SGR2 SGR3 12 SGR4 3 SGR3 SGR4 Weighti...

Страница 30: ...iplier k 0 05 1 00 Retardation time 30 ms 30 ms Reset ratio typical 0 96 0 96 Operate time accuracy at definite time mode 2 of set value or 25 ms 2 of set value or 25 ms Accuracy class index E at inverse time mode 5 Operation accuracy 0 3 0 5 x In 5 of set value 5 of set value 0 5 5 0 x In 3 of set value 3 of set value 5 0 35 0 x In 3 of set value 1 Note Operation of the low set stage based on the...

Страница 31: ...en a fault is detected the relay first tries to eliminate it by restarting Only after the fault is found to be permanent the green READY indicator starts to blink and the protection relay delivers a fault signal to the self supervision output contact All other output contacts are blocked during an internal fault Further a fault indication text appears on the LCD Fault indication has the highest pr...

Страница 32: ...finished a complete recording has been created and stored in the memory As soon as the recorder has been triggered and the recording has finished the recording can be unloaded and verified by means of a personal computer with a special program 4 1 7 2 Recorder data One recording contains the information of three analogue channels and five digital channels for a period of 38 cycles The analogue cha...

Страница 33: ...al is activated Correspondingly triggering on the falling edge means that the recording sequence starts when the active signal resets Serial parameters V241 V244 define the triggering conditions and parameter V246 is for manual triggering When the recorder has been triggered and a recording stored into the memory the value of parameter V246 changes from 0 to 1 4 1 7 5 Settings and unloading Settin...

Страница 34: ... ratio between the primary and secondary sides of the current transformer CT multiplied by the rated current of the relay ranging between 0 65535 Unit is a one or two character text indicating the unit of the analogue channel The conversion factors and units are used for calculating the primary values in a special PC program used for unloading displaying and storing the curve forms from the distur...

Страница 35: ...orized so that the most recent values are stored in register EVENT 1 and the other four recorded values in registers EVENT 2 EVENT 5 When the relay starts but does not operate the relay memorizes the maximum currents measured on L1 L2 and L3 during the start situation When one of the stages operates the values of the currents measured at the moment of operation are recorded and the duration readin...

Страница 36: ...r stage The front connector is standardized for ABB relay products and requires a specific opto cable ABB art no 1MKC950001 1 The cable is connected to the serial RS 232C port of the PC The optical stage of the cable is powered by RS 232C control signals The cable works correctly with baud rates 4 8 and 9 6 kbps The following serial communication parameters shall be used for RS 232C Number of data...

Страница 37: ...register Should a fault occur for example in data communication these events can be re read with B command If needed the B command can also be repeated Events to be included in event reporting are marked with a multiplier 1 The event mask is formed by the sum of the weighting factors of all those events that are to be included in event reporting Table 4 1 9 2 1 Event masks Event mask Code Setting ...

Страница 38: ...d 16 0 E14 SO1 reset 32 0 E15 SO2 activated 64 0 E16 SO2 reset 128 0 Default value of event mask V156 3 Table 4 9 1 2 4 Event code E31 Code Event Weighting factor Default value E31 Disturbance recorder triggered and finished recording 1 1 Default value of event mask V157 1 Table 4 1 9 2 5 Event codes E50 and E51 Code Event E50 Restart of relay E51 Overflow of event register Explanations for defaul...

Страница 39: ...ly voltage also reinstates protection For example to change a value of setting group 1 to 0 5 x In proceed as follows Enter the password WV160 1 Write a new value WS41 0 5 Reinstate password protection WV161 1 The SPA password can be changed via the serial bus by entering first the current password in parameter V160 and writing then a new password to parameter V161 The MMI password can be changed ...

Страница 40: ...GF 3 S7 S47 S87 0 255 Checksum SGB 1 S8 S48 S88 0 255 Checksum SGR 1 S9 S49 S89 0 255 Checksum SGR 2 S10 S50 S90 0 255 Checksum SGR 3 S11 S51 S91 0 255 Checksum SGR 4 S12 S52 S92 0 255 Operate time of circuit breaker failure protection S121 S121 0 10 1 00 s Time setting for disabling new trip indication on LCD S122 S122 0 999 min 1 Values above 1 equal 1 2 If the protection stage has been set out ...

Страница 41: ... 4 tripping of stage I 5 tripping of CBFP unit The last five recorded values can be read with parameters V11 V97 Event n denotes the latest recorded value n 1 the next one and so forth Table 4 1 9 3 3 Recorded data Recorded data Event R Value n n 1 n 2 n 3 n 4 Phase current IL1 V11 V31 V51 V71 V91 0 50 x In Phase current IL2 V12 V32 V52 V72 V92 0 50 x In Phase current IL3 V13 V33 V53 V73 V93 0 50 ...

Страница 42: ...nels in use M14 R 31 00011111B Sampling rate M15 R 800 or 960 Hz Station identification unit number M18 R W 0 9999 Rated frequency M19 R 50 or 60 Hz Station name M20 R W Max 15 characters Digital channel texts M40 44 R Analogue channel texts M60 62 R Analogue channel conversion factor and unit phases IL1 IL2 and IL3 M80 82 1 R W XXXXX YY 1 These parameters being set to the default value 0 causes t...

Страница 43: ... R W 0 15 0 rising 1 falling External trigger signal BI signal V243 R W 0 1 see table 4 1 9 3 7 External trigger signal s edge V244 R W 0 1 0 rising 1 falling Post triggering recording length V245 R W 0 38 amount of periods Triggering state clearing and restart V246 R W R 0 recorder not triggered 1 recorder triggered and recording stored into the memory W 0 clear recorder memory 2 download restart...

Страница 44: ...stage I 1 0 0 Tripping of stage I 2 0 0 Starting of stage I 4 0 0 Tripping of stage I 8 1 0 Not in use 0 0 Not in use 0 0 Not in use 0 0 Not in use 0 0 Checksum 8 0 Table 4 1 9 3 7 Disturbance recorder external triggering Event Weighting factor Default value of triggering mask V243 Default value of triggering edge V244 External binary input BI 1 1 0 Not in use 0 0 Not in use 0 0 Not in use 0 0 Not...

Страница 45: ...and I V155 R W 0 255 see Event codes Event mask for output contacts events V156 R W 0 255 see Event codes Event mask for disturbance recorder V157 R W 0 1 see Event codes Entering the password for settings V160 W 1 999 Changing the password or reinstating password protection V161 W P 1 999 Changing the password for MMI V162 W 1 999 Activating the self supervision READY LED V165 W 0 normal operatio...

Страница 46: ...evision V235 R A Z Date reading and setting RED 500 format V250 R W YY MM DD Time reading and setting RED 500 format V251 R W HH MM SS mss Reading of event register L R Time channel number and event code Re reading of event register B R Time channel number and event code Type designation of the module F R REJ 523 Reading of module state data C R 0 normal state 1 module been subject to automatic re...

Страница 47: ...tput signal These signals can be read R with parameters O1 O4 The state of the output contacts can be read R or changed W with parameters O5 O8 Functions indicated by parameters O1 O8 are recorded and they can be read with parameters O21 O28 Table 4 1 9 3 10 Output signals Status of the protection stages State of stage R Recorded functions R Value Starting of stage I O1 O21 0 or 1 Tripping of stag...

Страница 48: ...ax 2 5 mm2 wires and terminals X2 1 _ for one 0 08 2 5 mm2 wire or for two max 1 5 mm2 wires The energizing currents of the overcurrent unit are connected to terminals X1 1 1 2 X1 1 4 5 and X1 1 7 8 when the rated current of the CT secondary circuits is In 5 A When the rated current of the CT secondary circuits is In 1 A terminals X1 1 1 3 X1 1 4 6 and X1 1 7 9 are used The relay can also be used ...

Страница 49: ...ts SO1 and SO2 are selected with switches 3 and 4 of switchgroups SGR1 SGR4 On delivery from the factory the start signals of all the protection stages are routed to both the SO1 and SO2 contacts Output contact IRF functions as an output contact for the self supervision system of the protection relay The IRF contact is energized under normal operating conditions and contact gap X2 1 13 15 is close...

Страница 50: ...IL1 1 A X1 1 4 IL2 Common X1 1 5 IL2 5 A X1 1 6 IL2 1 A X1 1 7 IL3 Common X1 1 8 IL3 5 A X1 1 9 IL3 1 A Table 4 2 1 2 Auxiliary supply voltage Terminal Function X2 1 1 Input X2 1 2 Input Table 4 2 1 3 Output contacts Terminal Function X2 1 3 PO1 closing contact X2 1 4 X2 1 5 PO2 closing contact X2 1 6 X2 1 7 SO1 common X2 1 8 SO1 NC X2 1 9 SO1 NO X2 1 10 SO2 common X2 1 11 SO2 NC X2 1 12 SO2 NO ...

Страница 51: ... the rear panel of the device The terminals of the fibre optic cables are connected to the counter terminals Rx Receiver and Tx Transmitter of the bus connection module The fibre optic cables are linked from one relay to another and to the substation level communication unit for instance type SRIO 1000M The optical PC connection on the relay front panel is used to connect the relay to a fibre opti...

Страница 52: ...power start up time typical 300 ms Burden of auxiliary supply under quiescent operating condition 5 W 10 W Ripple in dc auxiliary voltage Max 12 of the dc value Interruption time in auxiliary dc voltage without resetting 30 ms at 48 V dc 100 ms at 110 V dc 500 ms at 220 V dc Table 4 2 3 3 Energizing inputs Rated frequency 50 60 Hz 5 Hz Rated current In 1 A 5 A Thermal withstand capability continuo...

Страница 53: ... 24 V ac dc Table 4 2 3 7 Power outputs PO1 PO2 Rated voltage 250 V ac dc Continuous carry 5 A Make and carry for 3 0 s 15 A Make and carry for 0 5 s 30 A Breaking capacity when the control circuit time constant L R 40 ms at 48 110 220 V dc 5 A 3 A 1 A Minimum contact load 100 mA at 24 V ac dc Table 4 2 3 8 Enclosure class Front side IP 54 flush mounted Rear side connection terminals IP20 Note A r...

Страница 54: ...ed According to ENV 50204 10 V m f 900 MHz Radiated test with a portable transmitter According to IEC 60255 22 3 method C f 77 2 MHz P 6 W f 172 25 MHz P 5W Fast transient disturbance tests According to IEC 60255 22 4 and IEC 61000 4 4 ac dc ports 4 kV Binary input 2 kV Surge immunity test According to IEC 61000 4 5 Power supply ac dc ports 4 kV common mode 2 kV differential mode I O ports 2 kV co...

Страница 55: ...orm 1 2 50 µs source energy 0 5 J Insulation resistance measurements According to IEC 60255 5 Isolation resistance 100 MΩ 500 V dc Mechanical tests Vibration tests sinusoidal According to IEC 60255 21 1 class I Shock and bump test According to IEC 60255 21 2 class I Table 4 2 3 12 Data communication Rear interface connector X2 2 RS 485 connection for fibre optic interface module RER 103 SPA bus pr...

Страница 56: ...voltages required by the relay electronics The power supply is a galvanically isolated flyback type DC DC converter A green READY LED on the front panel is lit when the power supply module is operating Input voltage ranges are AC range 80 265 V ac rated 110 120 220 240 V DC range 38 265 V dc rated 48 60 110 125 220 V The primary side of the power supply is protected with a fuse located on the PCB ...

Страница 57: ...Order number REJ523A 414 BAA 1MRS090414 BAA Protective cover for rear connectors 1MRS060132 Flush mounting kit 1MRS050209 Semi flush mounting kit 1MRS050253 Wall mounting kit 1MRS050240 Side by side mounting kit 1MRS050241 19 Rack mounting kit 1MRS050257 Optic bus connection module 1MRS090701 RER 103 Opto cable 1MKC950001 1 ...

Страница 58: ...EJ 523 Technical Reference Manual ABB Substation Automation Products and Systems MRS750940 MUM 58 6 References Other available manuals Operator s Manual 1MRS750144 MUM Installation Manual 1MRS750526 MUM ...

Страница 59: ...ord 11 39 RD type characteristic 16 Recorded data 40 RI type characteristic 16 Settings 40 SGB1 28 SGF1 SGF3 25 SGR1 SGR4 29 V parameters for disturbance recorder 43 Abbreviations BI Binary input CBFP Circuit breaker failure protection CPU Central processing unit CT Current transformer IDMT Inverse definite minimum time characteristic IRF Internal relay fault LCD Liquid Crystal Display LED Light e...

Страница 60: ...ge I S41 0 30 5 00 x In 0 30 x In Operate time or time multiplier k of stage I S42 0 05 300 s 0 05 s 0 05 Start current of stage I S43 0 30 35 0 x In 0 30 x In Operate time of stage I S44 0 04 300 s 0 04 s Checksum SGF 1 S45 0 255 0 Checksum SGF 2 S46 0 255 0 Checksum SGF 3 S47 0 255 0 Checksum SGB 1 S48 0 255 0 Checksum SGR 1 S49 0 255 12 Checksum SGR 2 S50 0 255 3 Checksum SGR 3 S51 0 255 12 Che...

Страница 61: ...ksum SGF 3 S87 0 255 0 Checksum SGB 1 S88 0 255 0 Checksum SGR 1 S89 0 255 12 Checksum SGR 2 S90 0 255 3 Checksum SGR 3 S91 0 255 12 Checksum SGR 4 S92 0 255 3 Control parameters Variable Parameter Setting range Default setting Customer s setting Rated frequency V133 50 60 50 Remote control of settings V150 0 1 0 Event mask for I and I V155 0 255 85 Event mask for output contacts events V156 0 255...

Страница 62: ...nce recorder V157 0 1 1 Internal trigger signals checksum V241 0 15 8 Internal trigger signal s edge V242 0 15 0 External trigger signal BI signal V243 0 1 1 External trigger signal s edge V244 0 1 0 Post triggering recording length V245 0 38 1 Station identification unit number M18 0 9999 0000 Station name M20 Max 15 characters ABB Analogue channel conversion factor and unit phase currents M80 82...

Страница 63: ...______ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ Initiator _________________________________________...

Страница 64: ...REJ 523 Technical Reference Manual ABB Substation Automation Products and Systems MRS750940 MUM 64 ...

Страница 65: ...ABB Substation Automation Products and Systems Technical Reference Manual REJ 523 1MRS750940 MUM 65 ...

Страница 66: ...REJ 523 Technical Reference Manual ABB Substation Automation Products and Systems MRS750940 MUM 66 ...

Страница 67: ......

Страница 68: ...ABB Substation Automation Oy P O Box 699 FIN 65101 VAASA Finland Tel 358 10 224 000 Fax 358 10 224 1094 www abb fi 1MRS750940 MUM ...

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