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|  DSH 728
' R9 H5 q: U: T5 ?3 h$ x- J( y& H' t" ~$ r1 D& J
| Protection against electric shock
2 e/ i& O# p. O+ I6 M/ ]$ E/ P$ | | 8.1.5
& D: w' w5 t! x/ D0 N3 ?, d | 60335-1(ed.4);am1;am2: {5 w* c- n, x+ _0 t( a, R
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8 Q4 S5 |2 L! l f8 X3 ]Question:
& @4 [' v3 Z1 F0 N6 h3 {The hand dryer shown in the photograph is typical of those encountered in offices, restaurants and hotels . These hand dryers usually have similar characteristics and mounting method:
& T) v) W6 S% }# y+ A: x* t6 \The external cover has to be removed, the body of the apparatus is fixed to the wall, cabling from the installation is passed through a hole in the back side and connected to the terminals of the apparatus.1 Z" a% s, u$ f$ P
In addition to the terminals, the hand dryer shown in the photograhp has a printed circuit board with its components and live parts is accessible, when the front cover is removed for connection to the installation cabling.6 t3 `1 s2 I6 M/ ~, n6 C) w* P/ H
Does this construction comply with the clause 8.1.5?
2 z5 ^" ^+ @/ XDecision:0 V4 i- s' O) h3 P
Subclause 8.1.5 requires built-in appliances to be protected at least by basic insulation "before installation or assembly”. The construction is thus in compliance with the standard.- e3 s& l5 {9 Y; V; S5 j' W( a
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发表于 2012-9-8 11:20
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