Auxiliaries and tripping devices for MCBs and RCDs All auxiliaries are common to both single and multi-pole circuit breakers as well as RCCBs and RCBOs. Auxiliaries are fitted to the left side of the device. Features: Field fittable accessories for MCB: NF, HMC, NGN, NDN, HMD, HLF, NRN: Auxiliary contacts Alarm contacts Shunt trip device Undervoltage release QUANTITY OF NO CONTACTS 1 NO QUANTITY OF NC CONTACTS 1 NC DESCRIPTION Alarm contact block APPLICATION Indicates a fault overcurrent or short circuit WIDTH IN 17.5MM 0.5 RATED OPERATIONAL VOLTAGE 230 V
MZ202
