Polyvinyl chloride insulated unsheathed and sheathed cables/cords with rigid and flexible conductor for rated voltages up to and including 1 100 V (Fourth Revision)
Direct acting indicating analogue electrical measuring instruments and their accessories: Part 2 special requirements for ammeters and voltmeters (Third Revision)
Direct acting indicating analogue electrical measuring instruments and their accessories: Part 3 special requirements for wattmeters and varmeters (Third Revision)