Schneider Electric 33663 Workcurrent Release or Shunt Trip Coil MX, 277V AC, 50/60Hz

This is an MX workcurrent release for the ComPact NS 630b to ComPact NS 3200 devices. Its nominal voltage is 380-480V AC 50/60Hz. It is an accessory that is used for emergency stop or remote opening applications. This auxiliary function switches off the circuit breaker when the control voltage Un rises above 70% of its rated voltage Un. It complies with the standard IEC 60947-2. The devices ComPact NS 630b to ComPact NS 3200 can be equipped with 1 MX or 1 MN auxiliary device.