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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:' Z9 V) i$ {% W& C; ~
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22.33 Modification:
6 S8 k/ _! j1 T9 vLiquids may be in direct contact with live parts of bare heating elements and may be heated using electrodes.2 p1 E. i- u( }8 e; ^5 p
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27.1 Addition:, I5 B% D/ o; N1 \; [
For class I appliances incorporating water heaters having bare heating elements, the water% f v) y* c. R4 ~9 B z. q
shall enter and leave through metal pipes that are permanently and reliably connected to the
( z `$ |% p, I+ G) kearthing terminal or flow over metal parts that are similarly earthed.6 O7 j, F- @- J
NOTE 101 Examples of such metal parts are grids or rings.. e8 _ p9 c; K& u+ g. v7 W
NOTE 102 Parts that are liable to be in contact with excrement are considered to be accessible. |
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