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本帖最后由 stey 于 2012-8-7 16:01 编辑 . n! }7 t% W5 Q0 w- U* D z( l; d
, K' {2 |" d' N& x1 z! {* q* }: ^参考CTL决议P-DSH-651
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4 P3 a0 b# q4 E- u4 s, D' j: ^可以跨接,但要满足绝缘要求,个人建议VDR还是放在保险丝后面好. a) o1 u/ U! s! n
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* W; ^6 ]; c' j6 y# jVaristors between mains and protective earth:
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1.For pluggable equipment, type A: " ~% Q: {& {5 w8 r4 H; a0 }
Accepted by all countries (when the varistor is separately certified) except Austria, Belgium, Denmark, Germany, Finland, Norway, Sweden, The United Kingdom . , B7 a# \ Z7 W' n& o/ V
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2. For pluggable equipment, type B and permanently connected equipment connected to protective earth:
5 M# m: v& J% e+ @5 b! @& O- LAccepted by all countries (when the varistor is separately certified)9 p( S8 d; w1 ]9 N) I* g# m
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