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大家不要吵啦,看看OSM决议,只要是单独认证的就可以跨接在L-N之间,不管fuse前还是fuse后。0 I. g- @# W% ?8 D! j
如果是VDR跨接在mains-earhing,那么:7 J' ?: Y' Z9 C, w# E. L
Varistors between mains and protective earth:
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/ `8 i! s2 {9 ^1.For pluggable equipment, type A:$ d3 w6 Z, Q8 J7 Y$ C* w# y2 s
Accepted by all countries (when the varistor is separately certified) except Austria, Belgium, Denmark, Germany, Finland, Norway, Sweden, The United Kingdom$ Q' h1 D2 O/ L- b6 M$ T) ]
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2. For pluggable equipment, type B and permanently connected equipment connected to protective earth: 8 A6 D1 k4 K3 i& |
Accepted by all countries (when the varistor is separately certified) |
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