Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for ammeters and voltmeters.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for wattmeters and varmeters.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for frequency meters.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for phase meters, power factor meters and synchroscopes.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for ohmmeters (impedance meters) and conductance meters.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for multi-function instruments.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Specification for special requirements for accessories.

WITHDRAWN published on 31.8.1990

Direct acting indicating analogue electrical measuring instruments and their accessories. Recommended test methods.

WITHDRAWN published on 31.8.1990

Indicating ammeters, voltmeters wattmeters, frequency and power-factor meters.

WITHDRAWN published on 11.7.1919

Indicating ammeters, voltmeters wattmeters, frequency and power-factor meters.

WITHDRAWN published on 1.11.1926