Electricity metering equipment (a.c.) - Acceptance inspection - Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2 and class indexes A and B)
Electricity metering equipment (a.c.) - Acceptance inspection - Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2, and class indexes A, B and C)
Electricity metering equipment - Dependability - Part 32-1: Durability - Testing of the stability of metrological characteristics by applying elevated temperature
Gas meters - Turbine gas meters
Gas meters - Turbine gas meters
Gas meters - Conversion devices - Part 1: Volume conversion
Gas meters - Conversion devices - Part 1: Volume conversion
Gas meters - Rotary displacement gas meters
Gas meters - Diaphragm gas meters
Water meters - Part 1: General requirements
Water meters - Part 2: Installation and conditions of use
Water meters - Part 3: Test methods and equipment
53,361 distinct reference strings indexed from official source snapshots accessed on 19 October 2026. Includes earlier editions. The index and publisher collections have different coverage. See sources and coverage.