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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。" K; l. b2 W: P! `2 g+ x% c I
笔记本电脑是用于工作场所么？
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5 D- X/ ?( k: X6 w- U% F% D! KElectrical conductors or equipment (See Listing of Specific References under 1910.303 and 1910.307).) f @" v2 f. ^& O S
1910.303(a), Q" v7 e6 M0 J6 J. X6 o X9 [
Approval. 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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1910.303(b)! b R: J7 j; m N, [: I
Examination, installation, and use of equipment -
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, c) Q6 y. i& m/ f0 L3 Y9 Y1910.303(b)(1)( d8 q% z# N# w- M" F) T& k
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:
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1910.303(b)(1)(i)
; ?' L, e3 ?* d8 ?Suitability for installation and use in conformity with the provisions of this subpart;
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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.$ I, E, E$ L5 F/ @* q) K* m4 `3 K
3 a: m1 t; x" ]4 a$ D2 {1910.303(b)(1)(ii)2 Q# E# T" w0 r( K$ B
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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