Contact Configuration = 1CO / Overload Current Max. A = 4 / Contact Current = 4 A / Control Voltage Max. - AC V = 230 / Contact Voltage V = 250 / Operating Voltage Max. V = 400 / Mounting Type = DIN Rail Mount / Termination Type = Screw Terminal / Rated Insulation Voltage kV = 4 / Protection Rating = IP20 / Series = SENTRON / Width mm = 18 / Height mm = 90 / Depth mm = 64