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引用第3楼guochengsx于2010-10-22 10:12发表的 :
; y5 {0 N& E" R1 Q I4 S& w充电产品,是否一定要有保险丝? 就IEC60950而言,我个人认为根据3.1.1下面的这段话,应该是要有overcurrent protection的,当然不一定是保险丝; x* E( w# v3 [. l
All internal wiring (including busbars) and INTERCONNECTING CABLES used in the distribution of/ z. E% k) {0 |( U1 p$ F
PRIMARY CIRCUIT power shall be protected against overcurrent and short-circuit by suitably" y5 Q9 l8 [- a* Z- L$ S% k
rated protective devices." ^* G$ r5 X/ t+ \& O" ], {( G; J
但是下面还有一段
$ Q' x0 o6 M4 d% jWiring not directly involved in the distribution path does not require protection if it can be& ~! I7 B8 T4 ~8 _
shown that creation of hazards is unlikely (for example, indicating circuits).
( @" A* D B+ ?- m也就是说,如果你的充电器不合电网直接连接,而且是不可能产生危险,应该就是可以不用了。
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以上纯属个人理解。 |
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