Undervoltage release 110V AC

Undervoltage release 110V AC Accessory for Alpha BSIII Panel Boards Undervoltage release unit to be fitted inside outgoing MCCB accessory compartment. Once fitted this will consume 3 accessory slots inside of the MCCB Must be fitted in accessory slots directly to the left of the toggle mechanism Ue 50/60Hz AC = 110V Upon loss of voltage supply this device trips the MCCB