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发表于 2014-11-22 09:33
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电源看了报告已经确定是可以的,有LPS 且是UL+CUL认证的,现在的问题是 电动按摩器具外壳是HB的,但产品是连续性工作的,不想换材料,可否有豁免???熟悉的大哥能否给点参考,标准原文如下:
2 S/ S' \/ e% @0 p) }6 aUL1647 7.2.1: ( |/ H, n0 @6 I/ ~; \' z
b) Class HB minimum for a portable, attended, intermittent duty, household appliance; or. H& K7 n, Y+ Z( E# H7 K, H
Exception No. 1: Class V-2 minimum for a polymeric material used to enclose heating elements,' @& H8 j, v: ]% c6 `! Z: q! J
including heating wire.# D2 E& V9 ]5 G* B, b* ^7 h' ^
Exception No. 2: In lieu of the required HB flame rating for portable attended, intermittent duty,
; {/ N+ _9 ~' K4 @" bhousehold appliances, the polymeric enclosure may be subjected to the 12 mm or 20 mm8 j. }* g3 d' \, i3 V* G
End-Product Flame Test in accordance with UL 746C.
) W, A6 _* B3 n7 p+ Tc) Class V-2 minimum for an appliance other than mentioned in (a) and (b).
5 {/ @, v8 e" X" Y" ZException: In lieu of the required minimum V2 flame rating for appliances other than as specified
/ x* S( {; t: j, h+ _* i2 k4 Qin (a) and (b), the polymeric enclosure may be subjected to the 12 mm or 20 mm End-Product
" H& e, H8 Z6 @4 |2 w# w, oFlame Test in accordance with UL 746C. |
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