It is a single standard auxiliary contact for drawout Compact NS630b to 1600 devices. This auxiliary contact that provides OF remote information of the circuit breaker status. The OF contact ...

Abstract: Dynamic contact resistance measurement (DRM) has been widely used in evaluating the contact condition of circuit breakers from 20 years ago. With the increasing of the injected current, the ...

TeSys D instantaneous auxiliary contact block, for contactors LC1D, LC1F and control relays CAD. It provides 2NO contacts rated up to 10A/690V AC, connection by screw clamp terminals.