LC1D12 schneider contactor ,Tesys LC1-D12 contactor 

LC1  Series  AC Contactors  is suitable for using in the circuits up to

the rated voltage 660V AC 50Hz or 60Hz,rated current up to 620A, for making,

breaking, frequently starting&controlling the AC motor.Combined with the auxiliary

contact block,time & machine-interlocking device etc,it because the delay contactor,mechanical interlocking contactor,star-delta starter.

With the thermal relay,t is combined into the electromagnetic starter