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/ N9 A# z: u1 |& m- v8 f/ ]1 \除了ANNEXQ,
7 x" |7 r a5 N# x5 V帮看下19.1备注的小字3 Y$ d: B2 C" H- j8 z& C
NOTE Fuses, thermal cut-outs, overcurrent protection devices, or similar devices incorporated in the appliance,
1 A* `! v) z/ t% g$ kmay be used to provide the necessary protection. The protective device in the fixed wiring does not provide the7 R: @" {% i8 a! j. J# s
necessary protection.
/ g- ~( U9 n/ X' N$ m8 k% z和19.117 Z7 X" z/ D1 k
If the safety of the appliance under any of the fault conditions depends on the operation of a, ^4 K" y z8 s
miniature fuse-link complying with IEC 60127, the test of 19.12 is carried out.7 h+ h6 c& Q/ b& I
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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