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发表于 2018-7-3 13:32
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(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 ! D4 {" A, ^6 `# d3 [* o6 i
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571121 这段段话,判断下是几类,说明下理由。
* v/ x$ J# v, S8 X- P60570 Clause 8.3
* M5 L( q V1 l: G8 GWhere luminaires meet the requirements of class II and are provided with an integral adaptor' T# E+ H0 o9 T9 R2 X i [* J
0 o5 K) k3 m& g8 d) M9 \for connection to track systems, the adaptor may incorporate an earthing contact provided that,
! T7 i% {' Q6 e' r. |( c) U! owhen connected to the track, the requirements of class II for the luminaire are maintained.7 g* r* i) ~" c# p2 T
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