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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。
$ T4 ^+ H% |2 v& m6 n笔记本电脑是用于工作场所么？
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+ E V" _: e/ }, l1 k( b) }Electrical conductors or equipment (See Listing of Specific References under 1910.303 and 1910.307). o$ C, y+ c2 h1 C# e
1910.303(a)
) I* N! j# s3 B! TApproval. The conductors and equipment required or permitted by this subpart shall be acceptable only if approved, as defined in § 1910.399.
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& O4 x$ ?& P6 W" q! i1910.303(b)) S6 ^# l. d# z* O3 }0 J
Examination, installation, and use of equipment -5 w8 y5 I9 j8 a1 D$ _0 g s9 z# a
1 u- s7 C4 P( n2 y+ ?6 f+ E1910.303(b)(1)
: P- D d$ I+ u3 o/ nExamination. 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:2 k* T: T# Z1 \, W+ l4 w7 w! t3 c
; S: I, i) u* f: U- r+ ~1910.303(b)(1)(i)
3 O, b- U0 F- NSuitability for installation and use in conformity with the provisions of this subpart;
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8 ~5 Q) N) g( o( FNote 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.
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|! K' P7 u- T% m' i; X1910.303(b)(1)(ii)" R2 ?8 z1 ^3 g) R5 b9 D
Mechanical strength and durability, including, for parts designed to enclose and protect other equipment, the adequacy of the protection thus provided; |
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