Operating Voltage Range – 200-260V AC Per Phase Operating Frequency – 48 Hz – 62 Hz KVA Rating (Max) – 11 KVA (3.6 KVA Per Phase) Max. Operating Current – 17 A (@180V) Per Phase Cooling – Air (Natural/Forced) Max. on State Voltage drop – 2.5V Per Phase Operating Ambient Temp. – 5*C – 50*C Sensing Time – 2 mS – 4mS Operating Frequency – 10 mS Max Signaling Time – 20 mS Max. Switching Time