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DIELECTRIC WITHSTAND VOLTAGE TEST7 P$ O& u1 u0 D! g# f
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1. 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.
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METHOD I3 |4 f1 g5 K9 R1 B0 `4 x
7 n3 G4 i3 f% ]* r' b' dThe test potential shall be:7 F7 P; O( E+ N: A% L& H2 P5 ^. O
% K: ]2 f3 U" Z/ o8 K: lA. 1200 V for an appliance rated 250 V or less.' o: o/ Z* {1 Z* w& d
" |" T0 U4 y+ F$ ?B. 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.
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The test potential indicated above shall be applied for one (1) s.8 N6 ~& Z& d: s
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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) |
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