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发表于 2019-7-31 16:39
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af204 发表于 2019-7-31 13:242 `' q6 {( F% A; a- U
这两个是不一样的,替换灯泡,不管是不是用户还是专业人士替换,说明书都会说明,在断电的情况下替换7 s( f! N% y* e8 r) I0 ^0 `2 s" w" u
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应急灯比较特殊。2293.3-CLAUSE 4.2.4 (i) An internal test switch may be provided for emergency luminaires or exit signs of a type for which it is impractical to incorporate an external test switch, e.g. vandalresistant luminaires or recessed luminaires. The internal test switch shall be located in
- }6 I0 {- r1 f: E4 r( M, m, m" Za position which is normally accessible during light source and/or battery replacement (where applicable). |
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