... , instruments, and telecommunication equipments with ratedvoltage of 450/750V (U0/U) or belowParts of the plastic wires are used at the ... , PVC insulated, and PVC sheathed round wires Copper (aluminum) conductor, PVC insulated, and PVC sheathed flat wires Copper conductor, PVC insulated flat flexible connectors Copper conductor, PVC insulated, and PVC sheathed ...