Specification. Electricity meters Alternating current precision kilowatt-hour for testing purposes
€269.00
Specification. Intrinsically-safe transformers primarily for bell-signalling circuits
Specification. Electricity meters Direct current two-wire mercury motor credit-type
IEEE Standard for Master Test Code for Electrical Measurements in Power Circuits
€51.00
IEEE Trial Use Proposed Recommended Guide for Specification of ELECTRONIC VOLTMETERS
Textes officiels relatifs aux compteurs d'énergie électrique (REG.)
€95.67
Electrical indicating instruments
Measurement of voltage with sphere-caps
Bell transformers (excluding transformers for use in mines)
Graphic (recording or chart-recording) ammeters, voltmeters, wattmeters, power factor meters and frequency meters.
Electricity meters
Specification for indicating electrical measuring instruments: Ammeters, voltmeters and single-phase wattmeters
€22.00
IEC recommendations for instrument transformers
