ApplicationON/OFF controlMounting methodDIN rail/screwTerminal typePush-inComplete with socketLED indicatorRated operational voltage, AC200-480 VOperating voltage range, AC180-528 VControl current max.10 mAMust operate voltage max.9.6 VMust release voltage min.1 VMaximum operating temperature60 °CMinimum operating temperature-20 °CIsolationPhototriacFunctionsHB/HS alarm for 3-phase heatersNumber of phases1Rated operation current Ie at AC-135 AProduct Height (unpacked)100 mmProduct Width (unpacked)55 mmProduct Depth (unpacked)137 mmSupply voltage DC9.6-26.4 VSwitching at zero-crossing