3RU2136-4QD0
Therm. overload relay 47 - 57 A
overload relay 47...57 A thermal for motor protection frame size S2, Class 10 for mounting on contactors main circuit: screw auxiliary circuit: spring-loaded terminal manual-automatic RESET
Power contactor, AC-3 40 A, 18.5 kW / 400 V 110 V AC, 50/60 Hz 3-pole, Size S2, Screw terminal !!! Phased-out product !!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2028-1AG20
3RU1146-4KB0 OVERLOAD RELAYS
The Siemens Sirius 3RU1146-4KB0 is an IEC rated thermal overload relay used for the protection of three-phase motors. SIRIUS overload relays reliably protect loads against overload, phase asymmetry and phase failure.