The Siemens Coupling contactor relay comes with integrated suppressor diode. The size of the contactor is S00. It has a typical mechanical life of 30000000 cycles. For mounting +/-180° rotation possible on vertical mounting surface and it can be tilted forward and backward by +/- 22.5° on vertical mounting surface.
Surge voltage resistance rated value is 6 kV Ring terminal lug connection for auxiliary and control circuit Screw and snap on mounting onto 35 mm DIN rail
