1 E9 ]9 x2 l/ V' ^# D: d! u1. Each appliance shall withstand without electrical breakdown, as a routine production-line test, the application of a 40-70 Hz potential between (1) the primary wiring, including connected components, and accessible dead-metal parts that are likely to become energized, and (2) between primary wiring and accessible low voltage (42.4 V peak or less) metal parts, including terminals.. Z$ z5 \) p6 e$ g! y
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METHOD I ! D) W7 ]. e2 T! i% @+ P5 T) R. e) K' ]/ X) j, E; F
The test potential shall be:, t+ O+ |" w9 }( |; f4 I
) |. Y- o, `+ x+ a" N UA. 1200 V for an appliance rated 250 V or less.0 o- ^7 [& ^0 V3 C/ \. }+ v% s# v3 C
9 X# _4 T& x( d ZB. 1200 V plus 2.4 times the maximum marked voltage (but not less than 240 V) for an appliance rated at more than 250 V.7 [" @- v! o: C
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The test potential indicated above shall be applied for one (1) s. + h- W6 Q- V1 p9 L. ?) e. H ! K6 h" G6 V; e C; Z是不是如上所述。。。我们实际产品是打1500V 2mA 60s(对地)跟3750V 2mA 60s(对外壳)作者: zxy20081002 时间: 2007-10-7 11:19
也就是说II电器UL标准耐压同II类电器GB耐压一样! 9 ]- L4 w( ]- Z9 e) h$ C作者: 小嘎 时间: 2007-10-13 14:58
5.2 UL1082 ( G$ b; k- |4 W1 h0 va) 耐壓試驗, L! D9 R8 O& c8 ]$ u, T& K/ J& N
樣机處于充分加熱狀態,在帶電体与非帶電金屬部件之間施加交流電勢。在5s內,測試電勢應從零開始漸漸增加到1000V,并在1000V時維持1分鐘。(試驗期間所有開關應處于閉合狀態) ) V9 D/ r) @4 g* {+ c6 A2 m2 H如果外殼或可接触表面(用試驗指可接触的部件) 的材料是絕緣材料,應貼上金屬箔,測試電勢應加在金屬箔与帶電体之間。0 _6 _8 K8 d% k1 s x: |) ^
要求不可發生絕緣擊穿現象。作者: liangde123 时间: 2008-5-4 16:59
.8.1常温下的泄漏电流: (EN60335-1 16.2)8 F3 G; A8 o ?5 w. W
测试:在不通电的情况下,对电器施加1.06倍额定电压后5s内测量, / Y6 H6 R1 m9 n$ z- W要求:其泄漏电流应不大于0.25mA。 + \6 L6 i, @5 P8 I- s
4.8.2 常温下的电气强度: (EN60335-1 16.3)) S6 x7 M4 r$ N
测试:在4.8.1试验之后,紧接着,在带电体和可触及部件之间进行3750V 0.5mA 1min之耐压测试,, A, @. o( t4 A2 t' q" I( ~! ]
要求:不允许有闪烁、击穿现象。# ~) `3 _8 q: ~ F+ f
注:若可触及部件为塑胶件,则贴上锡箔纸。作者: liangde123 时间: 2008-5-4 17:01
(2)耐压测试:5 G! n8 Y7 B1 ~ n
在器具表面贴一张锡纸(最大不超过10×20cm),按照下表测试器具电源 8 H; Z9 L8 A$ {, x) V: l插头两极到锡纸的耐压性能(测试时间为1分钟)。 4 M4 N6 C: t( f z8 G 3 @3 t: b F8 u' L7 L1 P% n: L器具的测试位置 测试电压 测试电流 G, q" a* c N3 s电机上不带电金属 1000V 8mA , o9 m- a" N4 q* ^外壳和刀片 2500V 10mA0 ?& q9 A% I; }