UNE 21031-5/4M:1992

CABLES AISLADOS CON POLICLORURO DE VINILO DE TENSIONES NOMINALES UO/U INFERIORES O IGUALES A 450/750 V. CABLES FLEXIBLES.

POLYVINYL CHLORIDE INSULATED CABLES OF RATED VOLTAGES UP TO AND INCLUDING 450/750 V. FLEXIBLE CABLES (CORDS).