Unit Switch

Contactor controls the power of main circuit for railway vehicle and general industry. This is embedded in the main power supply and circuit breaker box and used to prevent damage of devices.
Basic specification
Type SP-31
Main Circuit Voltage DC 1500V
Main Circuit Current 900A
Control voltage DC 100V
Auxililary contact poing 4a2b
Applied performances
  • Korea Railroad Corp.,  Seoul Metro, Busan Subway Corp.