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IEC 60601-1 11.6.5中提到了判定标准:4 E- @9 Z. v( t4 L2 u
After these PROCEDURES, the ME EQUIPMENT is to show no signs of bridging of insulation (or
$ ~3 c! F( z( oelectrical components) that could result in a HAZARDOUS SITUATION is likely to result in the loss, L* O: }1 E* r& X+ _! t5 I. p( L
of BASIC SAFETY or ESSENTIAL PERFORMANCE in NORMAL CONDITION or in combination with a
" P, `; V/ D# CSINGLE FAULT CONDITION (based on a visual inspection) followed by the appropriate dielectric
5 |$ J* k+ I7 y% f2 v" A Ustrength and LEAKAGE CURRENT tests.# G" }8 r6 m* I, n( ^+ L
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)) T" Y8 }5 y( ?9 z
+ m3 ^4 J% y2 F9 f) Z视检
/ K* ?" B1 S+ A. S7 I耐压4 Z( a K& f# P# \/ i, b
泄露电流! |, d6 n9 y: d' `
测试后, check essential performence, 看看有无问题。
: v. n, Y) t4 |6 K7 D
7 J. E B" r: k9 q1 v: c! [* b% n以上都无问题即可。: D$ V @8 A) n/ ?
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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