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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。
9 _$ |1 h( G m# y笔记本电脑是用于工作场所么？
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) J0 G. x( E# U: J& J3 }' C$ qElectrical conductors or equipment (See Listing of Specific References under 1910.303 and 1910.307).9 r5 w. |3 {: ` U& q+ o
1910.303(a)
3 w: r+ X) i8 d/ c/ l; n" ]* RApproval. The conductors and equipment required or permitted by this subpart shall be acceptable only if approved, as defined in § 1910.399.2 v$ n( M% t) @$ F7 C1 T
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1910.303(b)
1 A6 }, [3 `% d. J7 v: LExamination, installation, and use of equipment -* T$ U) B. N% m4 }5 v
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1910.303(b)(1)# C: K3 h+ L8 ?5 p2 c7 m
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)
( S5 N% e$ m" K+ K+ x5 ~/ CSuitability for installation and use in conformity with the provisions of this subpart;
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# C( ~ s; {, O% VNote 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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* ^9 }$ ^2 Q6 r# p+ e- N1910.303(b)(1)(ii)( ?3 }4 x7 ~9 R1 _
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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