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2.7 Overcurrent and earth fault protection in primary circuits
, r v+ }- E' O! q$ q2.7.1 Basic requirements
8 G ~1 B% p- |3 T- uProtection in PRIMARY CIRCUITS against overcurrents, short-circuits and earth faults shall be
1 u; B3 ~) {$ ~' S Y( yprovided, either as an integral part of the equipment or as part of the building installation.
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9 K: V: s0 ~- @; wNOTE In the member countries of CENELEC, the protective devices necessary to comply with the requirements of ; b% B1 V1 V$ T% _% u Q
5.3 must, with certain exceptions, be included as part of the equipment. ; b3 G! P* a, K8 {0 s! A; D
l' M' C% I7 V$ X% ?7 g见IEC 60950-1 sub clause 2.7.1中的note,除特例外,fuse必须包括在产品中作为它的一部分。 |
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