Energy and Power Systems
Siemens protection relays and grid protection covering protection relay and grid-protection families for feeders, transformers, motors, generators and transmission systems.
Siemens protection relays and grid protection covering protection relay and grid-protection families for feeders, transformers, motors, generators and transmission systems.
Included series and legacy categories: 7SJ, 7UT, 7UM, 7SR, 7SD, 7SK, 7SA, 7PG, 7PA, 7SS, 7VK, 7SL, 7SG, 7SN, 7SV, 7UW, 7VU, 7VH.
This category brings current and legacy Siemens product families together so users can compare components for new projects, maintenance, retrofit and replacement requirements.
Model & Order Number
| Order No. (MLFB) | Model / Type | Description | Status |
|---|---|---|---|
| 7SD5231-5AB99-9CK0 L0S+M2G+N5B | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY WITH 4-LINE DISPLAY FOR MULTITERMINALS (3 TO 6) MEASUREMENT INPUT: IPH = 1A; IE = 1A AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V FLUSH-MOUNTING HOUSING WITH SCREW TERMINALS 1/2 X 19", 8 BI, 15 BO, 1 LIVE-STATUS CONTACT REGION WORLD,LANGUAGE UK-ENGL. (LANGUAGE CHANGEABLE) PORT B: SYSTEM PORT, IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR OF DEVICE DIGSI 4, ELECTRICAL RS485 PROTECTION DATA INTERFACE 1: OPTICAL 1300NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 24 KM FOR DIRECT CONNECTION VIA MONO-MODE FIBER FUNCTION 1: TRIP MODE 3-POLE ONLY, WITH AUTO RECLOSURE FUNCTION, WITH SYNCHRONISM CHECK PROTECTION INTERFACE 2: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 3,5KM FOR DIRECT CONNECTION VIA MULTIMODE FIBER WITH OVERCURRENT PROTECTION/ BREAKER FAILURE PROTECTION WITH 4 REMOTE COMMANDS, WITH 24 REMOTE MESSAGES, WITHOUT TRANSFORMER EXTENSIONS FAULT LOCATOR 1-SIDE MEASURING WITH VOLTAGE-/FREQUENCY PROTEC. W/O MEASURED VALUES EXTENDED, W/O EXTERNAL GPS-SYNCHRONIZAT. WITHOUT CAPACITIVE CURRENT LOAD COMPENSATION | In stock |
| 7SD5231-5CB99-9CM1 L0S+M2G+N5B | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY WITH 4-LINE DISPLAY FOR MULTITERMINALS (3 TO 6) MEASUREMENT INPUT: IPH = 1A; IE = 1A AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V FLUSH-MOUNTING HOUSING WITH SCREW TERMINALS 1/1 X 19", 16 BI, 23 BO, 1 LIVE-STATUS CONTACT REGION WORLD,LANGUAGE UK-ENGL. (LANGUAGE CHANGEABLE) IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR OF DEVICE DIGSI 4, ELECTRICAL RS485 PROTECTION DATA INTERFACE 1: OPTICAL 1300NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 24 KM FOR DIRECT CONNECTION VIA MONO-MODE FIBER FUNCTION 1: TRIP MODE 3-POLE ONLY, WITH AUTO RECLOSURE FUNCTION, WITH SYNCHRONISM CHECK PROTECTION INTERFACE 2: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 3,5KM FOR DIRECT CONNECTION VIA MULTIMODE FIBER WITH OVERCURRENT PROTECTION/ BREAKER FAILURE PROTECTION WITH 4 REMOTE COMMANDS, WITH 24 REMOTE MESSAGES, WITHOUT TRANSFORMER EXTENSIONS FAULT LOCATOR 2-SIDE MEASURING WITH VOLTAGE-/FREQUENCY PROTEC. W/O MEASURED VALUES, EXTENDED, WITH EXTERNAL GPS-SYNCHRONIZAT. WITHOUT CAPACITIVE CURRENT LOAD COMPENSATION | In stock |
| 7SD5231-5PB99-9HM4 L0S+M3A+N2A | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY WITH 4-LINE DISPLAY FOR MULTITERMINALS (3 TO 6) MEASUREMENT INPUT: IPH = 1A; IE = 1A AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V WITH 5 FAST TRIP CONTACTS, APPROX. 1MS, FLUSH-MOUNTING HOUSING WITH SCREW TERMINALS 1/1 X 19", 24 BI, 31 BO, 1 LIVE-STATUS CONTACT REGION WORLD,LANGUAGE UK-ENGL. (LANGUAGE CHANGEABLE) IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR OF DEVICE DIGSI 4, FIBER OPTICAL 820NM, ST-CONNECTOR, PROTECTION INTERFACE 1: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 1,5KM FOR MULTIMODE FIBER FOR DIRECT CONNECTION OR COMMUNICATION NETWORKS FUNCTION 1: TRIP MODE 1- AND 3-POLE, WITHOUT AUTO RECLOSURE FUNCTION WITHOUT PROTECTION CHECK PROTECTION INTERFACE 2: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 1,5KM FOR MULTIMODE FIBER FOR DIRECT CONNECTION OR COMMUNICATION NETWORKS WITH TIME OVERCURRENT PROTECT. BREAKER FAILUR PROTECTION/ DISTANCE PROTECTION(PICKUP Z | In stock |
| 7SD5231-5PB99-9HM4 L0S+M3A+N2J | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY WITH 4-LINE DISPLAY FOR MULTITERMINALS (3 TO 6) MEASUREMENT INPUT: IPH = 1A; IE = 1A AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V WITH 5 FAST TRIP CONTACTS, APPROX. 1MS, FLUSH-MOUNTING HOUSING WITH SCREW TERMINALS 1/1 X 19", 24 BI, 31 BO, 1 LIVE-STATUS CONTACT REGION WORLD,LANGUAGE UK-ENGL. (LANGUAGE CHANGEABLE) IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR OF DEVICE DIGSI 4, FIBER OPTICAL 820NM, ST-CONNECTOR, PROTECTION INTERFACE 1: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 1,5KM FOR MULTIMODE FIBER FOR DIRECT CONNECTION OR COMMUNICATION NETWORKS FUNCTION 1: TRIP MODE 1- AND 3-POLE, WITHOUT AUTO RECLOSURE FUNCTION WITHOUT SYNCHRONISM CHECK PROTECTION INTERFACE 2: OPTICAL 1550NM, 2 LC-DUPLEX CONNECTOR FIBER LENGTH UP TO 100 KM FOR DIRECT CONNECTION WITH MONO-MODE FIBER WITH TIME OVERCURRENT PROTECT. BREAKER FAILUR PROTECTION/ DISTANCE PROTECTION(PICKUP Z | In stock |
| 7SD5232-5CB99-9FK0 L0G+M0G+N1G | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY; WITH 4-LINE DISPLAY FOR; MULTITERMINALS (3 TO 6); MEASUREMENT INPUT: IPH = 1A, IE; = SENSITIVE (MIN. = 0.003A); AUXIL. VOLTAGE: 110V TO 250V DC; 115V AC,; BINARY INPUT THRESHOLD 88V; FLUSH-MOUNTING HOUSING WITH; SCREW TERMINALS 1/1 X 19", 16; BI, 23 BO, 1 LIVE-STATUS; CONTACT; REGION WORLD,LANGUAGE UK-ENGL.; (LANGUAGE CHANGEABLE); DNP3.0, ELECTRICAL RS485; NO DIGSI INTERFACE ON REAR OF; DEVICE, PROTECTION DATA; INTERFACE 1: OPTICAL; 1300NM,LC-DUPLEX CONNE. FIBER; LENGTH UP TO 24 KM FOR DIRECT; CONNECTION VIA MONO-MODE FIBER; FUNCTION 1: TRIP MODE 3-POLE; ONLY, WITH AUTO RECLOSURE; FUNCTION, WITHOUT SYNCHRONISM; CHECK PROTECTION INTERFACE 2: OPTICAL 1300NM, 2 LC-DUPLEX; CONNECTOR FIBER LENGTH UP TO 24; KM FOR DIRECT CONNECTION WITH; MONO-MODE FIBER; WITH TIME OVERCURRENT PROTECT./; BREAKER FAILURE PROTECTION/; EARTH FAULT PROTECTION,; DIRECTIONAL GROUND (EARTH)-; FAULT PROTECTION; WITH 4 REMOTE COMMANDS, WITH 24; REMOTE MESSAGES, WITHOUT; TRANSFORMER EXTENSIONS FAULT; LOCATOR 1-SIDE MEASURING WITH; VOLTAGE-/FREQUENCY PROTEC.; W/O MEASURED VALUES EXTENDED,; W/O EXTERNAL GPS-SYNCHRONIZAT.; WITHOUT CAPACITIVE CURRENT LOAD; COMPENSATION | In stock |
| 7SD5235-5DB29-9HM7 M2A+N7A | Circuit Breaker | MULTITERMINAL DIFFERENT. RELAY WITH 4-LINE DISPLAY FOR MULTITERMINALS (3 TO 6) MEASUREMENT INPUT: IPH = 5A; IE = 5A AUXIL. VOLTAGE: 110V TO 250V DC 115V AC, BINARY INPUT THRESHOLD 88V FLUSH-MOUNTING HOUSING WITH SCREW TERMINALS 1/1 X 19", 24 BI, 31 BO, 1 LIVE-STATUS CONTACT REGION WORLD,LANGUAGE UK-ENGL. (LANGUAGE CHANGEABLE) IEC 60870-5-103,ELECTRIC. RS485 INTERFACE ON REAR OF DEVICE DIGSI 4, ELECTRICAL RS485 PROTECTION INTERFACE 1: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 1,5KM FOR MULTIMODE FIBER FOR DIRECT CONNECTION OR COMMUNICATION NETWORKS FUNCTION 1: TRIP MODE 1- AND 3-POLE, WITH AUTO RECLOSURE FUNCTION WITH SYNCHRONISM CHECK PROTECTION INTERFACE 2: OPTICAL 820NM,TWO ST-CONNECTORS FO LENGTH UP TO 1,5KM FOR MULTIMODE FIBER FOR DIRECT CONNECTION OR COMMUNICATION NETWORKS WITH TIME OVERCURRENT PROTECT. BREAKER FAILUR PROTECTION/ DISTANCE PROTECTION(PICKUP Z | In stock |
| 7SD6101-4BB99-0CT0 L0S+M2G | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 1A, IE = 1A AUXILIARY VOLTAGE:60V - 125V DC BINARY INPUT THRESHOLD 19V, FLUSH-MOUNTING CASE WITH SCREW TERMINALS, 1/3 X 19", 7 BINARY INPUTS, 5 BINARY OUTPUTS, 1 LIVE-STATUS CONTACT REGION WORLD, LANGUAGE ENGLISH (LANGUAGE SELECTABLE) IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS485 PROTECTION DATA INTERFACE 1: OPTICAL 1300NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 24 KM FOR DIRECT CONNECTION VIA MONO-MODE FIBER FUNCTION 1: TRIPPING 3-POLE ONLY, WITHOUT AUTO-RECLOSURE WITH EMERGENCY/BACKUP OVERCURRENT-TIME PROTECTION/ WITH BREAKER FAILURE PROTECTION WITH 4 REMOTE COMMANDS/SIGNALS, WITH 24 REMOTE INDICATIONS, WITH TRANSFORMER EXTENSIONS (VECTOR GROUP ADAPTION) WITH VOLTAGE-/FREQUENCY PROTEC. WITH RESTRICTED EARTH FAULT W/O EXTERNAL GPS-SYNCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD6101-4BB99-0SN0 L0S+M2G | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 1A, IE = 1A AUXILIARY VOLTAGE:60V - 125V DC BINARY INPUT THRESHOLD 19V, FLUSH-MOUNTING CASE WITH SCREW TERMINALS, 1/3 X 19", 7 BINARY INPUTS, 5 BINARY OUTPUTS, 1 LIVE-STATUS CONTACT REGION WORLD, LANGUAGE ENGLISH (LANGUAGE SELECTABLE) IEC 61850,100 MBIT ETHERNET WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS485 PROTECTION DATA INTERFACE 1: OPTICAL 1300NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 24 KM FOR DIRECT CONNECTION VIA MONO-MODE FIBER FUNCTION 1: TRIPPING 3-POLE ONLY, WITHOUT AUTO-RECLOSURE WITH DIRECTIONAL EMERGENCY/BACKUP OVERCURRENT-TIME PROTECTION/ WITH BREAKER FAILURE PROTECTION WITH 4 REMOTE COMMANDS/SIGNALS, WITH 24 REMOTE INDICATIONS, WITH TRANSFORMER EXTENSIONS (VECTOR GROUP ADAPTION) W/O EXTERNAL GPS-SYNCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD6101-5BB09-0CJ0 M2B | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 1A, IE = 1A AUXILIARY VOLTAGE: 110V-250V DC 115V TO 230V AC, BINARY INPUT THRESHOLD 88V, FLUSH-MOUNTING CASE WITH SCREW TERMINALS, 1/3 X 19", 7 BINARY INPUTS, 5 BINARY OUTPUTS, 1 LIVE-STATUS CONTACT REGION WORLD, LANGUAGE ENGLISH (LANGUAGE SELECTABLE) WITHOUT SYSTEM INTERFACE INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS485 PROTECTION INTERFACE 1: OPTICAL 820NM, 2 ST-CONNECTORS FO-LENGHT UP TO 3,5KM; FOR DIRECT CONNECTION VIA MULTIMODE FIBER FUNCTION 1: TRIPPING 3-POLE ONLY, WITHOUT AUTO-RECLOSURE WITH EMERGENCY/BACKUP OVERCURRENT-TIME PROTECTION/ WITH BREAKER FAILURE PROTECTION WITH 4 REMOTE COMMANDS/SIGNALS, WITH 24 REMOTE INDICATIONS, WITHOUT TRANSFORMER EXTENSIONS W/O EXTERNAL GPS-SYNCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD6101-5BB99-1CA0 L0R+M2A | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 1A, IE = 1A AUXILIARY VOLTAGE: 110V-250V DC 115V TO 230V AC, BINARY INPUT THRESHOLD 88V, FLUSH-MOUNTING CASE WITH SCREW TERMINALS, 1/3 X 19", 7 BINARY INPUTS, 5 BINARY OUTPUTS, 1 LIVE-STATUS CONTACT REGION WORLD, LANGUAGE ENGLISH (LANGUAGE SELECTABLE) IEC 61850,100 MBIT ETHERNET ELECTRICAL,DOUBLE, RJ45-PLUG INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS485 PROTECTION INTERFACE 1: OPTICAL 820NM, 2 ST-CONNECTORS FO-LENGHT UP TO 1,5KM; FOR DIRECT CONNECTION OR VIA COMMUNICATION NETWORKS FUNCTION 1: TRIPPING 3-POLE ONLY, WITH AUTO-RECLOSURE WITH EMERGENCY/BACKUP OVERCURRENT-TIME PROTECTION/ WITH BREAKER FAILURE PROTECTION WITHOUT REMOTE COMMANDS/SIGNALS WITHOUT TRANSFORMER EXTENSIONS W/O EXTERNAL GPS-SYNCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
Product Information
