General requirements for ammeters, voltmeters, wattmeters, varmeters, frequency meters, phase meters, power factor meters, synchroscopes ohmmeters, impedance meters, conductance meters and multi-function meters of all types.
BS 89-1:1990
Original price was: $309.88.$154.00Current price is: $154.00.
Direct acting indicating analogue electrical measuring instruments and their accessories-Specification for definitions and general requirements common to all Parts
BSI Group , 08/31/1990
Pages: 42
