STX1-D series control coil can be 24V upto 660V, 50Hz or 60Hz.

STA1-D series auxiliary contact blocks is installed on the top of SGC1-D AC
Contoctor or STC1-F AC contactor for expanding the couples of auxiliary
Contacts points. Owing to adopting the contacting functions of sliding frictions,
The item can be self-cleaning & ensure the electric circuit to be reliable.

STA2-D timer delay auxiliary contact blocks are combined with SGC1-D AC
Contactor & SGA1-DAuxiliary contact block into SGC3-D star-delta reduced volt-age starter to start motor.