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18.1.6 The luminaire shall be subjected, without breakdown, to a voltage of 1200 V ac, for a duration of7 u: A, R n+ j: U2 [$ b
1 s, between:' g! Z; E' g; m( O6 \
(a) primary wiring and accessible non-current-carrying metal parts that can become energized;
2 \1 Z" `# L( W2 w2 X" \and
& R V1 H. H; @4 K, G8 X(b) primary wiring and accessible uninsulated live parts in the secondary circuit of an isolating5 y. u. b7 J' U H6 o* j/ i, i
transformer rated for a maximum open circuit voltage of 30 V rms or 42.4 V peak.$ E% m5 D( Z4 g3 I6 X
/ V( o9 L, M" s8 J根据1598工厂测试要求, 可是产品没有金属,也没地线,是不是可以不用打高压? |
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