Applies to fixed and portable single-phase transformer units rated at less than 1 kVA for connection on the input side to circuits operating at pressures not exceeding medium pressure (650 volts) and giving a maximum output voltage not exceeding 35 volts at half rated output, being intended for operating appliances or apparatus rated at 32 volts or less.
Product Details
Edition: 1st Published: 01/01/1939 Number of Pages: 0