Contadores de inducción de energía activa para corriente alterna de clases 0,5, 1 y 2.
CLASS 0,5, 1 AND 2 ALTERNATING-CURRENT WATTHOUR METERS.
COMPTEURS D'ÉNERGIE ACTIVE À COURANT ALTERNATIF DES CLASSES 0,5, 1 ET 2.
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91.140.50 / Electricity supply systems
CTN 207/SC 13 - Equipment for electrical energy measurement and load control
EN 60521:1995 (Identical)
IEC 60521:1988 (Identical)
It is cancelled by: UNE-EN 62053-11:2003
Cancel: UNE 21310-2:1990
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