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发表于 2018-7-3 13:32
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: K" S" v6 K. Z, X4 `1 [- U(3)你的第三点,把保护temrinal 到金属外壳接地线去去掉,但保护temrinal 保留,判定下几类,并说明理由
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) T" {" Z" l( P$ `3 N1 {4 m: M571121 这段段话,判断下是几类,说明下理由。2 }9 [; h( K, o |
60570 Clause 8.3 }+ i/ z, V7 X" J6 R+ [
Where luminaires meet the requirements of class II and are provided with an integral adaptor' T# E+ H0 o9 T9 R2 X i [* J8 N* Y9 R3 n9 x, }' g
for connection to track systems, the adaptor may incorporate an earthing contact provided that,7 ?) Q1 Y" X O% {( {
when connected to the track, the requirements of class II for the luminaire are maintained.5 w1 s/ L. ]0 w# S
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