Siemens – 7SR2423-2NA41-0BA0

DUOBIAS-M (2 WINDING) TRANSFORMER DIFFERENTIAL RELAY E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT + REAR OPTICAL ETHERNET DUPLEX IEC 60870-5-103, MODBUS RTU AND DNP 3.0 AND IEC 61850 PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS AUXILIARY VOLTAGE: 24 - 250V DC / 100-230V AC BINARY INPUT THRESHOLD 19V DC (RATED: 24-250V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103, MODBUS RTU AND DNP 3.0 (USER SELECTABLE SETTING) PROTECTION FUNCTION: STANDARD VERSION Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103, MODBUS RTU AND DNP 3.0(USER SELECTAB. SETTING) PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M (2 WINDING) TRANSFORMER DIFFERENTIAL RELAY E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT +F/O ST CONNECT.(X2) AND IRIG-B IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS / 100-230V AC BINARY INPUT THRESHOLD 88V DC (RATED: 110-250V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS 30 TO 220V DC AUXILLIARY, BINARY INPUT THRESHOLD 88V DC

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT + REAR OPTICAL ETHERNET DUPLEX IEC 60870-5-103, MODBUS RTU AND DNP 3.0 (USER SELECTABLE) AND IEC 61850 (USER SELECTABLE SETTING) PROTECTION FUNCTION: STANDARD VERSION Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M (2 WINDING) TRANSFORMER DIFFERENTIAL RELAY E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT + REAR ELECTRICAL ETHERNET RJ45 IEC 60870-5-103, MODBUS RTU AND DNP 3.0 (USER SELECTABLE) AND IEC 61850 PROTECT. FUNCT.:STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.: STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C + VOLTAGE RELATED FUNCTIONS AUXILIARY VOLTAGE: 24 - 250V DC / 100-230V AC BINARY INPUT THRESHOLD 19V DC (RATED: 24-250V DC)

DUOBIAS-M (2 WINDING) TRANSFORMER DIFFERENTIAL RELAY E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT + REAR RS232 (X1) AND IRIG-B IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.:STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C Auxiliary voltage: 24 - 250 V DC / 100-230 V AC Binary input threshold 88 V DC (rated: 110-250 V DC)

DUOBIAS-M TRANSFORMER DIFFERENTIAL RELAY (2 WINDING) E10 CASE, 6CT, 2EF/REF CT, 1VT, 19 BINARY INP./ 14 BINARY OUTP. 24 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT IEC 60870-5-103, MODBUS RTU AND DNP 3.0 (USER SELECTABLE SETTING) PROTECTION FUNCTION: STANDARD VERSION AUXILIARY VOLTAGE: 24 - 250V DC / 100-230V AC BINARY INPUT THRESHOLD 19V DC (RATED: 24-250V DC)

DUOBIAS-M (2 WINDING) TRANSFORMER DIFFERENTIAL RELAY E8 CASE, 6CT, 2EF/REF CT, 1VT, 9 BINARY INPUTS/ 6 BINARY OUTP. 16 LEDS MEASURING INPUT: 1/5 A 63.5/ 110V, 50/60HZ REGION WORLD, LANGUAGE: ENGLISH USB FRONT PORT, RS485 REAR PORT + REAR RS232 (X1) AND IRIG-B IEC 60870-5-103 AND MODBUS RTU (USER SELECTABLE SETTING) PROTECT. FUNCT.:STANDARD + UNDERCURRENT (37) NEGATIVE PHASE SEQUENCY O/C THERMAL OVERLOAD (49) INSTANTANEOUS PHASE FAULT O/C INSTANTANEOUS EARTH FAULT TIME DELAYED PHASE FAULT O/C AUXILIARY VOLTAGE: 24 - 250V DC / 100-230V AC BINARY INPUT THRESHOLD 19V DC (RATED: 24-250V DC)