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- Part Number
- Description
- Availability
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- 3RB1257-0KB00
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS MONOSTABLE OUTPUTS GROUND FAULT SIGNALING DC 24 V
- Available
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- 3RB1257-0KB01
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS GROUND FAULT SIGNALING DC 24 V
- Available
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- 3RB1257-0KB10
- OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. MOUNT. ONTO CONTACTORS/STAND-ALONE INST. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW CONN. MANUAL-AUTOMATIC-REMOTE-RESET STANDARD FUNCTIONS MONOST. OUTPUTS OVERLOAD WARNING DC 24 V
- Available
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- 3RB1257-0KB11
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS OVERLOAD WARNING DC 24 V
- Available
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- 3RB1257-0KB20
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS GROUND FAULT SIGNALING DC 24 V
- Available
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- 3RB1257-0KB21
- SOLID-STATE OVERLOAD RELAY WITH INTEGRATED THERMISTOR PROTECTION, 125 TO 500 A DC 24V WITH INTERNAL EARTH-FAULT DETECTION 1NO/1NC (OVERLOAD/THERMISTOR) 1NO/1NC (EARTH FAULT) BISTABLE OUTPUTS
- Available
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- 3RB1257-0KB30
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS OVERLOAD WARNING DC 24 V
- Available
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- 3RB1257-0KB31
- SOLID-STATE OVERLOAD RELAY WITH INTEGRATED THERMISTOR PROTECTION, 125 TO 500 A DC 24V WITH INTERNAL EARTH-FAULT DETECTION 1NO/1NC (OVERLOAD/THERMISTOR/EARTH-FAULT) 1NO/1NC (OVERLOAD WARNING) BISTABLE OUTPUTS
- Available
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- 3RB1257-0KB40
- TYPE OVERLOAD RELAY 125 TO 500 A FOR FULL MOTOR PROTECTION SZ S10/S12, CLASS 5 TO 30 FOR MOUNTING ONTO CONTACTORS/INDIVIDUAL MOUNTING MAIN CIRC.: STRAIGHT-THROUGH CONVERTER AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE-RESET WITH ANALOG OUTPUT MONOSTABLE OUTPUTS GROUND FAULT SIGNAL DC 24 V
- Available
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- 3RB1257-0KG00
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS MONOSTABLE OUTPUTS GROUND FAULT SIGNALING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG01
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS GROUND FAULT SIGNALING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG10
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS MONOSTABLE OUTPUTS OVERLOAD WARNING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG11
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS OVERLOAD WARNING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG20
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS GROUND FAULT SIGNALING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG21
- SOLID-STATE OVERLOAD RELAY WITH INTEGRATED THERMISTOR PROTECTION, 125 TO 500 A AC 110 TO 120V 50/60HZ WITH INTERNAL EARTH-FAULT DETECTION 1NO/1NC (OVERLOAD/THERMISTOR) 1NO/1NC (EARTH FAULT) BISTABLE OUTPUTS
- Available
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- 3RB1257-0KG30
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS OVERLOAD WARNING AC 110...120 V, 50/60 HZ
- Available
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- 3RB1257-0KG31
- SOLID-STATE OVERLOAD RELAY WITH INTEGRATED THERMISTOR PROTECTION, 125 TO 500 A AC 110 TO 120V 50/60HZ WITH INTERNAL EARTH-FAULT DETECTION 1NO/1NC (OVERLOAD/THERMISTOR/EARTH-FAULT) 1NO/1NC (OVERLOAD WARNING) BISTABLE OUTPUTS
- Available
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- 3RB1257-0KG40
- TYPE OVERLOAD RELAY 125 TO 500 A FOR FULL MOTOR PROTECTION SZ S10/S12, CLASS 5 TO 30 FOR MOUNTING ONTO CONTACTORS/INDIVIDUAL MOUNTING MAIN CIRC.: STRAIGHT-THROUGH CONVERTER AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE-RESET WITH ANALOG OUTPUT MONOSTABLE OUTPUTS GROUND FAULT SIGNAL DC 24 V
- Available
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- 3RB1257-0KM00
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 FOR CONTACT MOUNT./INDIDUAL MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS MONOSTABLE OUTPUTS GROUND FAULT SIGNALING AC 220...240 V, 50/60Hz
- Available
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- 3RB1257-0KM01
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS GROUND FAULT SIGNALING AC 220...240 V, 50/60 HZ
- Available
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- 3RB1257-0KM10
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS MONOSTABLE OUTPUTS OVERLOAD WARNING AC 220...240 V, 50/60 HZ
- Available
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- 3RB1257-0KM11
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET STANDARD FUNCTIONS BISTABLE OUTPUTS OVERLOAD WARNING AC 220...240 V, 50/60 HZ
- Available
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- 3RB1257-0KM20
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS GROUND FAULT SIGNALING AC 220...240 V, 50/60 HZ
- Available
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- 3RB1257-0KM21
- SOLID-STATE OVERLOAD RELAY WITH INTEGRATED THERMISTOR PROTECTION, 125 TO 500 A AC 220 TO 240V 50/60HZ WITH INTERNAL EARTH-FAULT DETECTION 1NO/1NC (OVERLOAD/THERMISTOR) 1NO/1NC (EARTH FAULT) BISTABLE OUTPUTS
- Available
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- 3RB1257-0KM30
- PRODUCT OVERLOAD RELAY 125...500 A FOR FULL MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 F. CONTACT MOUNT./INDIV. MOUNT. MAIN CIRCUIT: BUSBAR CONN. AUXILIARY CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-REMOTE RESET INT. GROUND FAULT DETECTION MONOSTABLE OUTPUTS OVERLOAD WARNING AC 220...240 V, 50/60 HZ
- Available
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