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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。
! G' P& v3 L1 F, A7 `! U笔记本电脑是用于工作场所么？
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& P4 `1 r. q3 G. gElectrical conductors or equipment (See Listing of Specific References under 1910.303 and 1910.307).2 O8 C* H5 M- b7 j) {
1910.303(a)2 o M' e& C8 X) S5 P
Approval. The conductors and equipment required or permitted by this subpart shall be acceptable only if approved, as defined in § 1910.399.7 O5 W2 M% n* V' R- U
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1910.303(b)( h# f0 `# ]6 Q3 L
Examination, installation, and use of equipment -& C& Y7 Z8 H: t2 e
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1910.303(b)(1)
7 |" d( V" O& H1 @" Q" _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)
1 ^& I+ O8 x5 G9 GSuitability for installation and use in conformity with the provisions of this subpart;
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9 }+ J* s, U+ n( `% j+ h8 k' LNote 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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1910.303(b)(1)(ii)
}8 L4 w, |+ k/ k; Y$ F3 TMechanical strength and durability, including, for parts designed to enclose and protect other equipment, the adequacy of the protection thus provided; |
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