... term operation♦Direct connect operation, here are two types wiring you may select. Technical Parameters Accuracy classClass 1. ... 0,Rated voltage(V)110,120,220,230,240,etc.Rated current(A)1 ... +75°CRelative Humidity≤85%Service lifeMore than 10 years Wiring Diagram TerminalNote1Inlet phase line3Inlet neutral line4Outgoing neutral line5Outgoing phase line ...