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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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5 g' I! k- f6 P* Z9 p% M22.33 Modification:9 {) u1 x% d5 e
Liquids may be in direct contact with live parts of bare heating elements and may be heated using electrodes.0 B7 v+ u% ~1 Q- q5 X
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27.1 Addition:
9 @9 a7 p6 t! E- e! ]5 t6 aFor class I appliances incorporating water heaters having bare heating elements, the water0 c' Q& X; O3 @& G! D, z
shall enter and leave through metal pipes that are permanently and reliably connected to the
0 F2 z6 T7 Z1 F1 n4 Z5 Xearthing terminal or flow over metal parts that are similarly earthed.
}6 G6 t* f, a& n1 ~# T' F( NNOTE 101 Examples of such metal parts are grids or rings.$ p8 U4 U( }+ S2 L) A
NOTE 102 Parts that are liable to be in contact with excrement are considered to be accessible. |
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