... retardant) Tinned Copper Conductor UO/U: 450/750V -60 C~+180C Silicone rubber insulation (flame retardant) Silicon RubberControl soft ... fi eld of steel & iron, refi nery, power plant, coking plant, aviation, metallurgy, machinery, petrochemical industry etc. It has ... proof, freezing resistance and weather resistance.I. Working Condition1: A.C rated voltage UO/U: 450/750V2: Temperature for installing ...