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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。4 a0 Q; Z7 V# R& X1 _
如果是VDR跨接在mains-earhing,那么:% ?# @5 h9 d5 Q" }& t. [
Varistors between mains and protective earth:$ d$ ]' h Y j% K) D: i# E
" m' u9 d6 m1 r4 ?' k" B" H# A6 F1.For pluggable equipment, type A:
" m' s5 }$ B! ?5 }/ Z. kAccepted by all countries (when the varistor is separately certified) except Austria, Belgium, Denmark, Germany, Finland, Norway, Sweden, The United Kingdom
% Z7 P% i- y) @8 v% s
- O" H/ y+ D. R% u# a, B" _2. For pluggable equipment, type B and permanently connected equipment connected to protective earth:
7 s) g9 b9 S$ R7 R9 jAccepted by all countries (when the varistor is separately certified) |
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