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熨斗不清楚。
% i, R3 p: ?" Z3 S不过通标里有规定:
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9 i+ y7 f) W1 f: c22.33 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.
# L& F6 `# [: h% H. `For 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.
. W1 n, V$ |. s' o' E8 g2 OFor class II construction, conductive liquids which are in contact with live parts shall not be in direct contact with reinforced insulation.
" c5 f# x5 r+ g8 D- u; k: o5 eNOTE 1 Liquids that are in contact with unearthed accessible metal parts are considered to be accessible.
4 P% C! | [7 S+ FNOTE 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.: I* d0 ^3 k: X" s, X: x& [
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