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看了一下英文原文,
( w, O& ` t" [The values specified above are doubled if all controls have an off position in all poles. They are also doubled if# |' n+ M% c: R
+ B/ ]: d5 R, e" Q0 u– the appliance has no control other than a thermal cut-out, or/ R- s' |2 f% f+ Y6 N
– all thermostats, temperature limiters and energy regulators do not have an off position, or* h0 r5 I x9 a6 Y8 L4 k
– the appliance has radio interference filters. In this case the leakage current with the filter disconnected shall not exceed the limits specified.
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同样困惑。。。等待高手来解答。。。 |
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