SS EN 60521:1995被替代

Applies to newly manufactured induction-type watthour meters of accuracy Classes 0.5, 1 and 2, for the measurement of alternating current electrical active energy of a frequency in the range 45 Hz to 65 Hz. Applies to the assembly of meters and accessories, including current transformers, when enclosed in the metercase. Does not apply to any kind of measuring device.

Supersedes SS 406 01 06. (12/2003)

SS 406 01 06:1980

SS 406 01 07:1980

SS EN 62053-11 Ed. 1 (2003)

DIN EN 60521 (1995-07) - Identical

SN EN 60521:1995 - Identical

BS EN 60521:1995 - Identical

IEC 60521 Ed. 2.0 - Identical

I.S. EN 60521:1995 - Identical

UNE EN 60521:1996 - Identical