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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:5 a K/ J$ K4 S7 y' O
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22.33 Modification:
0 d: W" j3 @8 b& ]! I; u3 j) {Liquids may be in direct contact with live parts of bare heating elements and may be heated using electrodes.; a7 n# Z: z; M; }! I
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27.1 Addition:
, `& R: {, O8 q" g: U/ k' O5 gFor class I appliances incorporating water heaters having bare heating elements, the water
6 t! D; f+ ]) u' S( l0 v0 F9 xshall enter and leave through metal pipes that are permanently and reliably connected to the
) Y% L, n+ g2 d) g" K0 t0 ?% [; W( Gearthing terminal or flow over metal parts that are similarly earthed.
; O4 J8 z: [" p2 W5 m2 nNOTE 101 Examples of such metal parts are grids or rings.# S% c5 F$ W7 |6 I
NOTE 102 Parts that are liable to be in contact with excrement are considered to be accessible. |
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