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4943,基于IEC60950翻译的,关于这部份,IEC的原文如下: ) q/ O, ^8 W" x [2.7.1 Basic requirements, V: |, u' h1 N. ]: o$ \5 R
Protection in PRIMARY CIRCUITS against overcurrents, short-circuits and earth faults shall be3 U4 V1 L4 }- k7 h% p' S
provided, either as an integral part of the equipment or as part of the building installation. - H: A# t) J j/ X7 l) v5 `8 @# B+ M* G: W2 b. a/ Z2 {( E
红色字体部份,怎样理解也都无法得出:保护必须置于EUT内的要求~