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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。
/ T7 h$ T+ t+ p! D8 g如果是VDR跨接在mains-earhing,那么:
9 p# f: Y8 z5 WVaristors between mains and protective earth:
9 b5 L* k' V F4 N& [4 z' |6 N2 J( |8 ^$ V5 F& v3 R
1.For pluggable equipment, type A:" I- X; c! \1 ?* O
Accepted by all countries (when the varistor is separately certified) except Austria, Belgium, Denmark, Germany, Finland, Norway, Sweden, The United Kingdom$ o+ Q2 [ W2 I# B/ I# S0 _
* C$ v0 K- r$ L2. For pluggable equipment, type B and permanently connected equipment connected to protective earth:
& W3 s% ]; l8 t: XAccepted by all countries (when the varistor is separately certified) |
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