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发表于 2014-7-8 13:49
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jsspace 发表于 2014-7-8 08:56 % G8 G/ B0 g/ w
这个测试还需要参考SA6.1.4, SA8.20.1
6 \8 x2 ~! K% H" l这个测试是针对两个PIN之间的绝缘,所以UL的做法是正确的。
3 [( H" m; E" _5 _" g而且这 ...
& @& R5 r s; U( k" P, X2 F. uSA6.1.4 For devices substituting for linear fluorescent lamps, Clause SA6.13, some contacts for the G5* z# Y7 k7 ]) ^4 [, `5 c
or G13 lamp bases are not used for electrical connections and will only be intended for mechanical
/ j2 A0 U/ @) hsupport of the lamp. Such contacts shall have no connection, and, if two unused contacts are in a single, m) W2 G; ?7 W4 z& t
lamp base, the contacts shall not be connected (short-circuited) together or be connected (short-circuited)/ |+ V: j6 k( ?# P2 x
to any dead metal part of the lamp base. These devices shall be subjected to the Isolation of lamp pins,8 H$ d2 F' o* |1 {% y
Clause SA8.20.、( K h' m; P% f
我认为呢? 它是考虑单端输入灯管两端的绝缘强度。所以我感觉ITS的做法是对的? |
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