Meters with energy element similar to Part 2. Definitions, electrical and mechanical requirements, marking, coin feed mechanism, accuracy, dimensions, switch performance, fixed charge mechanism. Test methods appended.
BS 37-3:1970
Original price was: $264.16.$132.00Current price is: $132.00.
Specification for electricity meters.-Prepayment watt-hour meters, class 2.0 and fixed charge collectors
BSI Group , 07/15/1974
