Lamp load contactors, Application: Contactor for lighting systems, Utilization category: AC-1: Non-inductive or slightly inductive load, resistance furnaces, Rated operating current 380 V 400 V: Ie = 21 A, Rated operating current AC-1 conventional thermal current, 3-pole, 50 - 60 Hz open at 40 °C: Ith = Ie = 40 A, Actuating voltage: 24 V 50 Hz, Standards and regulations: IEC/EN 60947, VDE 0660, UL, CSA, Degree of protection: IP00