Contact type: normally open Nominal switching temperature (NST) in steps of 5 °C: 60 °C - 160 °C Standard tolerance: ± 5K Reset temperature range below NST (UL / CSA): -35 K ± 15 K Operating voltage … AC / DC - available, values on inquiry: up to 500 V ~ Rated voltage UAC: 250 V (VDE) 277 V (UL) Rated current AC cos φ = 1.0 (ohmic load) / switching cycles: 6.3 A / 10,000 Rated current AC cos φ = 0.6 acc. to IEC 60730-2-9 / switching cycles: 4.0 A / 10,000 Contact bounce time: < 1 ms Contact resistance (acc. to MIL-Std. R 5757): < 50 mΩ Impregnation resistance with- or without resin (acc. to requirements)*: suitable Vibration proof at 10 … 60 Hz: 100 m/s2 Pressure stability of housing *: 300 N High voltage insulation (not C - versions): 2 kV Suitable for protection class I or II: suitable Standard wiring connection: lead wire 0.5 mm2 / AWG20 Diameter: 10.9 mm Heigth: 9.0 mm Screw / -length: M6 x 8.0 mm Wrench size / max. turning moment: 13.0 mm / 8 Nm Approvals available (according to design): IEC; ENEC; VDE; UL; CSA; CQC