标题: 14.7 Resistance to arcing test [打印本页] 作者: caochun 时间: 2016-6-18 17:07 标题: 14.7 Resistance to arcing test 請教UL 817 以下標準的中文意思？" l, t- O! Y" v8 y4 Z4 F7 h* d
這抗電弧測試是否只針對連接器呢 ？ # U+ x2 X" w1 P) ?/ G3 J# K/ B4 [* C# [# [5 |5 B* y
14.7 Resistance to arcing test. A( r1 y U/ H9 g* _2 N( z
14.7.1 The connector fittings that were subjected to 50 cycles of operation in the Overload test described0 _8 k& G( s) ~5 A; q+ k
in 14.4 shall perform acceptably when subjected to an additional 200 cycles of operation under the ) Y+ ]. ]; R; Q; p0 ]. Z3 j) koverload test conditions following the temperature test and the repeated retention of plugs test. : A$ c; T8 b- ?7 [8 T3 g) k14.7.2 Alternatively, six representative connector fittings may be subjected to the 50 cycles of operation: U; Q X e3 I5 F7 q
in the Overload test described in 14.4, followed by the Temperature test and repeated Retention of blades, C5 h, U$ z& K. x
test on the connector fittings, and then, to determine resistance to arcing, a second, previously untested- d" d ~) C# s6 S
set of connector fittings may be subjected to 250 cycles of operation under the overload-test conditions./ a; S+ N m* P' C& C
14.7.3 The attachment plug used for this test may be changed after every 50 operations. There shall not/ n* G5 A. y; L
be any sustained flaming of the material in excess of five seconds duration. There shall not be any . A7 R! q+ G; oelectrical tracking or the formation of a permanent carbon conductive path that results in a dielectric + j: G) ~; P& E. t$ w+ V1 z& W fbreakdown, as determined by the application of a 60 Hz essentially sinusoidal potential of 1500 V $ g2 C6 b2 m9 `+ q作者: 炎黃 时间: 2016-7-6 13:06
Cord Connector 、Socket、Receptacle 都要做此測試作者: jeremyho88 时间: 2016-7-19 15:38
也就是带电插拔，会产生打火的效果作者: billma 时间: 2021-1-5 11:52
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。