Bsi bs en 62052 21 2004 (2005)

BRITISH STANDARD BS EN 62052-21:2004 Incorporating Corrigendum No Electricity metering equipment (a.c.) — General requirements, tests and test conditions — Part 21: Tariff and load control equipment The European Standard EN 62052-21:2004 has the status of a British Standard ICS 91.140.50 12&23