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关于UL的WTDP，不同的UL标准，或同一标准中不同类别的产品都需要先进行实验室审核；一般WTDP实验室审核需要在做WTDP之前完成，特殊情况可以和WTDP同时进行。4 N1 k' j+ p& d) {8 V) J
5 a+ G- W4 ? b某个UL标准通过WTDP审核之后，并不是每年进行审核，而是在每次WTDP的时候都需要对实验室的如下内容进行的审核：0 y4 N- u( F5 K' i' l# \8 `
1. Environment:
3 V7 @. F9 w3 ~/ q P6 Y' IAccommodations and Environmental conditions, including proper power source meet the requirements of the test standard or UL default criteria (ISO/IEC 17025 Clause 5.3.1, 5.3.2. 5.3.3)
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) o2 ^+ I" }/ @7 o5 R2. Equipment:" R0 n7 ~9 t- w: q
Testing is being conducted within the test equipment calibration dates. (See Test Instrument Information Page and ISO/IEC 17025 5.6.2.2)+ `/ ]/ ~( A3 u& A7 \2 Q# l' L
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3. Critical Consumables:) V, g2 }" e7 }0 v, w
Critical consumables are compliant with test standard requirements. (ISO/IEC 17025 Clause 4.6)9 l0 M/ r0 h; `
A H9 G7 N; _# v4. Sample Identification:
1 p+ _$ K( @1 L( v+ h3 L& sIdentification of items to be tested has been made (e.g. model no., Serial No., etc.) (See Test Sample Identification page and ISO/IEC 17025 Clause 5.8.2)
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z0 U, r6 |" D. J9 K最后得出如下结论：5 F2 C& _! G5 ~
Summary:- ]* X) n. Z2 W" B/ u3 U
The test facility was or was not deemed to have the environment and capabilities necessary to perform the tests included in this data package. |
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