Specification for pvc insulated (heavy duty) electric cables. Part 1 for working voltages up to and including 1000 V (third revision) (third reprint September 1993) - New Delhi Buraeu of Indian standards, New Delhi 1988 - 11p. ; 30 cm. Indian Standard No. : IS 1554 PT 1 Subjects--Index Terms: IS 1554 PT 1