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- f0 ?7 ~0 [: z' ? q# z3 E除了ANNEXQ,
4 x2 e* W, D9 C m7 X, Z帮看下19.1备注的小字/ _( C' U( S) S5 j, m; `/ G' I" U
NOTE Fuses, thermal cut-outs, overcurrent protection devices, or similar devices incorporated in the appliance,
U& ~8 @' j- p; G% @0 d, C0 |. Smay be used to provide the necessary protection. The protective device in the fixed wiring does not provide the2 g- A6 k7 g1 E* w5 n
necessary protection.- j+ v1 m1 K, f- p, Z! ~
和19.113 {0 U3 M! r5 \* ]6 n* _ J& a
If the safety of the appliance under any of the fault conditions depends on the operation of a8 W- x8 W: ]+ n* l2 Y
miniature fuse-link complying with IEC 60127, the test of 19.12 is carried out.$ v7 M' j9 m& q& u! |
上面的条款是否也可以说明保护装置就是用来防止19章非正常测试带来的危险,就不要再失效保护装置。 |
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