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要注意以下:The test is not carried out:
– on printed circuit boards of low-power circuits described in 19.11.1;
– on the printed circuit boards in
? a metal enclosure that confines flames or burning droplets,
? hand-held appliances,
? appliances that have to be kept switched on by hand or foot,
? appliances that are continuously loaded by hand,
– on a base material classified as V-0 according to IEC 60695-11-10 provided that the test
sample used for the classification was no thicker than the printed circuit board. 做针焰测试的前提是灼热丝测试FAIL后. |
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