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[标准学习] 14.7 Resistance to arcing test

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发表于 2016-6-18 17:07 | 显示全部楼层 |阅读模式
广东安规检测
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請教UL 817 以下標準的中文意思?% O5 p8 p9 J& v. D, r2 I6 @- B- L
這抗電弧測試是否只針對連接器呢 ?
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14.7 Resistance to arcing test
5 D$ `) U  a. j6 |: n: z" R14.7.1 The connector fittings that were subjected to 50 cycles of operation in the Overload test described
9 \9 m; {6 O+ {in 14.4 shall perform acceptably when subjected to an additional 200 cycles of operation under the
6 k$ Z  y. y9 ]# E' }7 t4 E, `overload test conditions following the temperature test and the repeated retention of plugs test.
8 q) U1 B$ S; Z' L- {; O14.7.2 Alternatively, six representative connector fittings may be subjected to the 50 cycles of operation4 {* v' S" \" \) e
in the Overload test described in 14.4, followed by the Temperature test and repeated Retention of blades
1 _9 E3 e$ Y% D. z  c9 [test on the connector fittings, and then, to determine resistance to arcing, a second, previously untested: J9 _; u: s- W! Z: A
set of connector fittings may be subjected to 250 cycles of operation under the overload-test conditions.
% q( `( W3 d7 c/ W6 ]7 }14.7.3 The attachment plug used for this test may be changed after every 50 operations. There shall not1 X* Y: X, i8 S$ R
be any sustained flaming of the material in excess of five seconds duration. There shall not be any( q7 V" z3 l9 @: _
electrical tracking or the formation of a permanent carbon conductive path that results in a dielectric
8 N, a* m- q& n! {  X/ tbreakdown, as determined by the application of a 60 Hz essentially sinusoidal potential of 1500 V

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发表于 2016-7-6 13:06 | 显示全部楼层
Cord Connector 、Socket、Receptacle 都要做此測試
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发表于 2016-7-19 15:38 | 显示全部楼层
也就是带电插拔,会产生打火的效果
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发表于 2021-1-5 11:52 | 显示全部楼层
这250下插拔看打火烧灼叫抗电弧还好理解,前面14.4小节50下叫过载,这词意太牵强了。
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