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 |
|---|---|---|---|
| 7SD6101-5FB19-0ST1 M1J | 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, SURFACE-MOUNTING CASE WITH 2-TIER TERMINALS 1/3 X 19", 7 BINARY INPUTS, 5 BINARY OUTPUTS, 1 LIVE-STATUS CONTACT REGION WORLD, LANGUAGE ENGLISH (LANGUAGE SELECTABLE) IEC PROTOCOL, ELECTRIC RS232 INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS232 PROTECTION DATA INTERFACE 1: OPTICAL 1550NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 100 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) WITH VOLTAGE-/FREQUENCY PROTEC. WITH RESTRICTED EARTH FAULT WITH EXTERNAL GPS-SYCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD6105-5BB29-0CA0 M2A | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 5A, IE = 5A 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 PROTOCOL, ELECTRIC RS485 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, WITHOUT 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 |
| 7SD6105-5BB99-0CN0 L0R+M2B | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 5A, IE = 5A 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 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, WITH TRANSFORMER EXTENSIONS (VECTOR GROUP ADAPTION) W/O EXTERNAL GPS-SYNCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD6105-5BB99-3ST1 L0S+M2J | Circuit Breaker | LINE-DIFFERENTIAL PROT. RELAY FOR TWO LINE TERMINALS CURRENT TRANSFORMER: IPH = 5A, IE = 5A 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 WITH INTEGRATED SWITCH OPTICAL, DOUBLE, LC-CONNECTOR (FROM OCT. 09) INTERFACE ON REAR SIDE DIGSI 4, ELECTRIC RS485 PROTECTION DATA INTERFACE 1: OPTICAL 1550NM,LC-DUPLEX CONNE. FIBER LENGTH UP TO 100 KM FOR DIRECT CONNECTION VIA MONO-MODE FIBER FUNCTION 1: TRIPPING 1- AND 3-POLE, WITH 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) WITH VOLTAGE-/FREQUENCY PROTEC. WITH RESTRICTED EARTH FAULT WITH EXTERNAL GPS-SYCHRONIZAT. OF DIFFERENTIAL PROTECTION | In stock |
| 7SD8011-5BB20-1FA0 | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 3 BI, 5 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug Measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A Rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Surface mounting enclosure screw terminals Region world, IEC/ANSI English (language can be changed) Front membrane standard System interface port B (device underside, front) IEC60870-5-103 or DIGSI4/modem or time synchronization, electrical RS 485 without further communication interface for Port A Measurement: fault recording Functionality Line differential protection Inrush current detection Time-overcurrent protection phase I>, I>>,I>>>, Ip Time-overcurrent protection ground In>.In>>,In>>>, Inp Thermal overload protection Trip circuit monitoring Circuit breaker failure protection Closing lockout Circuit breaker intertrip External trip initiation Parameter set switchover Monitoring functions Circuit breaker test Control of circuit breaker Flexible protection functions Undervoltage/overvoltage V Underfrequency/overfrequency F Without additional functions | In stock |
| 7SD8011-5EB90-1FA0 L0R | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 3 BI, 5 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Installation enclosure, screw terminals region world, IEC/ANSI language English (language can be changed) front membrane standard system interface port B (device bottom side, on front) IEC 61850, 100 Mbit Ethernet, electr., double, RJ45 plug without further communication interface for Port A measurement: fault recording functionality line differential protection inrush-current detection overcurrent protection phase I>, I>>,I>>>, Ip overcurrent protection ground In>.In>>,In>>>, Inp thermal overload protection trip-circuit supervision circuit-breaker failure protection restart inhibit intertripping scheme external trip initiation parameter set switchover supervision functions circuit-breaker test circuit-breaker control flexible protection functions undervoltage/overvoltage V underfrequency/overfrequency F without supplementary functions. | In stock |
| 7SD8011-5EB90-1FA1 L0S | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 3 BI, 5 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug Measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A Rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Installation enclosure, screw terminals Region world, IEC/ANSI English (language can be changed) Front membrane standard System interface port B (device underside, front) IEC 61850, 100 Mbit Ethernet, with integrated switch optical, double, LC duplex plug without further communication interface for Port A Measurement: fault recording Functionality Line differential protection Inrush current detection Time-overcurrent protection phase I>, I>>,I>>>, Ip Time-overcurrent protection ground In>.In>>,In>>>, Inp Thermal overload protection Trip circuit monitoring Circuit breaker failure protection Closing lockout Circuit breaker intertrip External trip initiation Parameter set switchover Monitoring functions Circuit breaker test Control of circuit breaker Flexible protection functions Undervoltage/overvoltage V Underfrequency/overfrequency F Additional function: Transmission of 16 binary signals (via interface) | In stock |
| 7SD8011-5EB90-3FA0 L0S | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 3 BI, 5 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug Measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A Rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Installation enclosure, screw terminals Region world, IEC/ANSI English (language can be changed) Front membrane standard System interface port B (device underside, front) IEC 61850, 100 Mbit Ethernet, with integrated switch optical, double, LC duplex plug without further communication interface for Port A Measurement: Fault recording Mean value formation, min./max. values Functionality Line differential protection Inrush current detection Time-overcurrent protection phase I>, I>>,I>>>, Ip Time-overcurrent protection ground In>.In>>,In>>>, Inp Thermal overload protection Trip circuit monitoring Circuit breaker failure protection Closing lockout Circuit breaker intertrip External trip initiation Parameter set switchover Monitoring functions Circuit breaker test Control of circuit breaker Flexible protection functions Undervoltage/overvoltage V Underfrequency/overfrequency F Without additional functions | In stock |
| 7SD8021-5EB90-1FA0 L0S | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 7 BI, 8 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Installation enclosure, screw terminals region world, IEC/ANSI language English (language can be changed) front membrane standard system interface port B (device bottom side, on front) IEC 61850, 100 Mbit Ethernet, with integrated switch optical, double, LC duplex plug without further communication interface for Port A measurement: fault recording functionality line differential protection inrush-current detection overcurrent protection phase I>, I>>,I>>>, Ip overcurrent protection ground In>.In>>,In>>>, Inp thermal overload protection trip-circuit supervision circuit-breaker failure protection restart inhibit intertripping scheme external trip initiation parameter set switchover supervision functions circuit-breaker test circuit-breaker control flexible protection functions undervoltage/overvoltage V underfrequency/overfrequency F without supplementary functions. | In stock |
| 7SD8021-5EB90-1FA1 L0A | Circuit Breaker | Line differential protection Enclosure 1/6 19", 4 x I, 7 BI, 8 BQ (2 changeover contacts) 1 live contact Interface FOC for mono (24 km)/multimode fiber (4 km), LC duplex plug measuring inputs: Iph = 1 A / 5 A, Ie = 1 A / 5 A rated auxiliary power: 60 V/ 110 V / 125 V/ 220 V/ 250 V DC 115 V / 230 V AC Installation enclosure, screw terminals region world, IEC/ANSI language English (language can be changed) front membrane standard system interface port B (device bottom side, on front) PROFIBUS DP slave, electr. RS485 without further communication interface for Port A measurement: fault recording functionality line differential protection inrush-current detection overcurrent protection phase I>, I>>,I>>>, Ip overcurrent protection ground In>.In>>,In>>>, Inp thermal overload protection trip-circuit supervision circuit-breaker failure protection restart inhibit intertripping scheme external trip initiation parameter set switchover supervision functions circuit-breaker test circuit-breaker control flexible protection functions undervoltage/overvoltage V underfrequency/overfrequency F supplementary function: transmission of 16 binary signals (via protection interface) | In stock |
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