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BS EN 50470-1:2006

Действует
Electricity metering equipment (a.c.). General requirements, tests and test conditions. Metering equipment (class indexes A, B and C) — 58 стр.
ICS
91.140.50 Electricity. Including electric energy meters in buildings, emergency electrical supplies, etc. / Системы электроснабжения. Включая аварийное электроснабжение и т.д.