专家解读视频
Provides guidelines for use of passive a.c. harmonic filters and shunt capacitors for limiting harmonics and power factor correction intended for use in industrial applications, at low and high voltages. Applies to harmonic orders higher than 1 and not exceeding 25.
DIN EN 61642:1998 - Identical
UNE EN 61642:2000 - Identical
SS EN 61642 Ed. 1 (1998) - Identical
SN EN 61642:1997 - Identical
BS EN 61642:1998 - Identical
DIN EN 61642 (1998-11) - Identical
NF EN 61642:1998 - Identical
I.S. EN 61642:1999 - Identical
