Siemens – 3RB2123-4NB0

Overload relay 50...200 A for motor protection Size S6, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset Internal ground fault detection

Overload relay 50...200 A for motor protection Size S6, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: straight-through transformer Auxiliary circuit: Screw terminal Manual-Automatic-Reset Internal ground fault detection

OVERLOAD RELAY 12.5...50 A FOR MOTOR PROTECTION SIZE S3, CLASS 5...30 FOR MOUNTING ONTO CONT. MAIN CIRCUIT: SCREW CONNECTION AUX. CIRCUIT: SPRINGLOAD. TERM. MANUAL-AUTOMATIC-RESET INT. EARTH FAULT DETECTION

Overload relay 50...200 A for motor protection Size S6, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: straight-through transformer Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset Internal ground fault detection

Overload relay 50...200 A for motor protection Size S6, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Screw terminal Manual-Automatic-Reset Internal ground fault detection

Overload relay 55...250 A for motor protection Size S10/S12, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Screw terminal Manual-Automatic-Reset Internal ground fault detection

Overload relay 160...630 A for motor protection Size S10/S12, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Screw terminal Manual-Automatic-Reset Internal ground fault detection

OVERLOAD RELAY 55...250 A FOR MOTOR PROTECTION SIZE S10/S12, CLASS 5...30 MOUNT. ONTO CONT./ STAND-ALONE MAIN CIRCUIT: BAR CONNECTION AUX. CIRCUIT: SPRINGLOAD. TERM. MANUAL-AUTOMATIC-RESET INT. EARTH FAULT DETECTION

OVERLOAD RELAY 25...100 A FOR MOTOR PROTECTION SIZE S3, CLASS 5...30 STAND-ALONE INSTALLATION MAIN CIRCUIT: THROUGH TRANSF. AUX. CIRCUIT: SPRINGLOAD. TERM. MANUAL-AUTOMATIC-RESET INT. EARTH FAULT DETECTION

OVERLOAD RELAY 25...100 A FOR MOTOR PROTECTION SIZE S3, CLASS 5...30 FOR MOUNTING ONTO CONT. MAIN CIRCUIT: SCREW CONNECTION AUX. CIRCUIT: SPRINGLOAD. TERM. MANUAL-AUTOMATIC-RESET INT. EARTH FAULT DETECTION

Overload relay 160...630 A for motor protection Size S10/S12, CLASS 5...30E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset Internal ground fault detection

OVERLOAD RELAY 25...100 A FOR MOTOR PROTECTION SIZE S3, CLASS 5...30 STAND-ALONE INSTALLATION MAIN CIRCUIT: THROUGH TRANSF. AUX. CIRCUIT: SCREW CONNECTION MANUAL-AUTOMATIC-RESET INT. EARTH FAULT DETECTION