Europa 4-Pole Modular Contactors DIN Rail Mount - Europa Components EUC3-40-4NCB, This 40A 4-pole modular contactor has a V AC coil and NC contacts.
The unit is DIN rail mounted and designed for installation in consumer units and three phase distribution boards.
Europa Components EUC3-40-4NCB Modular Contactor 4 Pole NC 40A 24VAC