Operating Voltage Range – 180-260V AC Per PhaseOperating Frequency – 48 Hz – 62 HzKVA Rating (Max) – 3.6 KVAMax. Operating Current – 17 A (@180V)Cooling – Air (Natural/Forced)Max. on State Voltage drop – 2.5VOperating Ambient Temp. – 5*C – 50*CSensing Time – 2 mS – 4mSOperating Frequency – 10 mSMax Signaling Time – 20 mSMax. Switching Time