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IEC 60601-1 11.6.5中提到了判定标准:' v) F( B8 b6 c: e0 N) E' ?
After these PROCEDURES, the ME EQUIPMENT is to show no signs of bridging of insulation (or4 q7 O, k: o7 l; L; u5 H9 P) r K
electrical components) that could result in a HAZARDOUS SITUATION is likely to result in the loss) X, H4 `7 z4 G- I. L3 |6 _% X$ c
of BASIC SAFETY or ESSENTIAL PERFORMANCE in NORMAL CONDITION or in combination with a
9 z, [( u% p, |8 r8 LSINGLE FAULT CONDITION (based on a visual inspection) followed by the appropriate dielectric
) k; c# P7 L# _6 r+ y: a2 \strength and LEAKAGE CURRENT tests.
* S. R! ?2 l1 s水进到带电部件可以,但是不能导致危害情形的产生,比如基本安全或关键性能的下降缺失。(比如桥接了电池正负极,可能导致短路)
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" g3 h; E) a4 J* g9 X$ N# ?- E视检1 c" ~% Q' U8 U
耐压: S. \$ b0 R4 S
泄露电流
/ f! r2 ?" o$ m0 }; f测试后, check essential performence, 看看有无问题。 " j+ g" ?* G, S2 ~
/ X% ?5 b) h! A+ r* s
以上都无问题即可。
& k, N: N- t: d: i2 }* I' x( Z另外多说一句:根据设备的IP分类进行的比如防水测试后,设备内部进水被认为是正常工作条件,所以评估设备IP测试后是否会导致危险情形的产生,需要在单故障下进行,比如断开地线。 |
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