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IEC 60335-2-84(Household and similar electrical appliances – Safety –Part 2-84: Particular requirements for toilets)也允许用电极加热的:
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22.33 Modification:
2 y0 ^7 z+ `3 Y" x3 P2 ?Liquids may be in direct contact with live parts of bare heating elements and may be heated using electrodes.
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27.1 Addition:
. s" X0 G! Y% ^2 S; Y- M Z; hFor class I appliances incorporating water heaters having bare heating elements, the water
4 E6 W( p% k B% Jshall enter and leave through metal pipes that are permanently and reliably connected to the$ A' c+ U0 ?6 C7 q
earthing terminal or flow over metal parts that are similarly earthed.
# O+ Z! w+ |! l, y" o. FNOTE 101 Examples of such metal parts are grids or rings.# y( t* N* Q% B! I& a
NOTE 102 Parts that are liable to be in contact with excrement are considered to be accessible. |
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