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DIELECTRIC WITHSTAND VOLTAGE TEST8 }( {! V8 @4 m$ G
, ^6 y L8 S& ]! v. q, o1. 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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The test potential shall be:
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6 z9 L% k! E# Y5 D3 ]3 h3 WA. 1200 V for an appliance rated 250 V or less.3 {$ R9 U1 U% V% d1 R5 A
9 T( ?6 @. D" k, KB. 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.1 P* L( _: V" e. R7 r) H8 J
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The test potential indicated above shall be applied for one (1) s.
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/ ~! c! a' _) y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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