1N.O & 1 N.C contact

Fuji short circuit alarm contact block. Both contacts operate ONLY when the MMS trips due to a short circuit. The alarm contact is not linked to the ON-OFF operation. Block contains 1 N.O. and 1 N.C. contact. The power to the MMS can be turned ON after pressing the blue reset button on the alarm contact. Required when using the MMS in a UL Type E application.