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熨斗不清楚。% `# n) X6 F( O/ N- Q* F
不过通标里有规定:
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. ~, @; i3 L$ S: R22.33 Conductive liquids that are or may become accessible in normal use shall not be in direct contact with live parts. Electrodes shall not be used for heating liquids.
' Q' w+ ]7 A3 s. ]% w5 ]2 A# zFor class II construction, conductive liquids that are or may become accessible in normal use shall not be in direct contact with basic insulation or reinforced insulation.
' @# Z; O) W" dFor class II construction, conductive liquids which are in contact with live parts shall not be in direct contact with reinforced insulation.) D; G% V# l; y
NOTE 1 Liquids that are in contact with unearthed accessible metal parts are considered to be accessible.; z u" T1 J) n9 ^/ \) m
NOTE 2 An air layer is not considered to be sufficient as one of the layers of double insulation if it is likely to be bridged by leaking liquid.
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