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通过看1910 303,能确定笔记本电脑 出口美国, NRTL 认证是强制还是自愿么? 答案是自愿性认证。
5 C/ }. Z" T- ?5 a/ c# V& h' A$ }笔记本电脑是用于工作场所么?, _. Q- a f3 {' Z+ w
; O y" I8 v# G& lElectrical conductors or equipment (See Listing of Specific References under 1910.303 and 1910.307).+ @: h" z# l+ `. [6 K: f
1910.303(a)( ^/ {8 \8 ^& p" A0 C1 V p
Approval. The conductors and equipment required or permitted by this subpart shall be acceptable only if approved, as defined in § 1910.399.$ ?% s m" w$ s6 Z! E
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1910.303(b)
' ^! ^% v9 n: bExamination, installation, and use of equipment -, S# m, Y# L+ e1 b, Y4 d
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1910.303(b)(1)* A/ c6 A( {( W
Examination. Electric equipment shall be free from recognized hazards that are likely to cause death or serious physical harm to employees. Safety of equipment shall be determined using the following considerations:# G+ r( O; _8 r. ?. ~# t* }
4 a6 K) e% [. p) `0 d7 V1910.303(b)(1)(i)$ G9 z- g/ ^6 J: ~$ G
Suitability for installation and use in conformity with the provisions of this subpart;
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5 ?4 a$ j" z+ k2 y5 L0 _Note to paragraph (b)(1)(i) of this section: Suitability of equipment for an identified purpose may be evidenced by listing or labeling for that identified purpose.+ R# A. E9 s* L* {5 v
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1910.303(b)(1)(ii)
9 }( _: g" z U# |/ j" BMechanical strength and durability, including, for parts designed to enclose and protect other equipment, the adequacy of the protection thus provided; |
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