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|  DSH 274% d9 a, i9 \3 F# N- l# |
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| Accessibility to glass part of UV tube during maintenance operation
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7 R. i) f9 o+ L% C0 t, l: Y1 s | 60335-1(ed.3)
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Standard: IEC60335-1 : Ed. 3.0 Sub clause: 8.2 Sheet n. 274
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5 Q7 \: z6 U2 v! ?7 i' B" ZSubject: Accessibility to glass part of UV tube during maintenance operation4 q4 ^+ w+ |* I% L/ C: r
Key words:
& M- A! O" D7 ?4 v& a- X- accessibility
9 d) }3 `$ p) R* U% ]4 Y- glass tube
+ R9 L) j, H1 i( R/ h- l/ kDecision n. 20 taken at 36th meeting/1999
% K/ ^# o q N% z/ r) uQuestion: Is it possible to have access to the external part in glass of UV tubes of an air
/ C0 Q% |' V- Q5 @4 ncleaner, with the help of test probe finger of 12 mm diameter, after opening of the* Z" ^$ f7 c9 t1 a/ f
cover by an user (change of air filter for example), taking into consideration that the
% j) Z. l: e" D6 a2 X2 a2 tinstruction of use specifies “ before maintenance actions, it is necessary to! N7 `7 x: D& T' E3 ~
disconnect the appliance from the supply network by taking off the plug ”?
0 `8 C+ l8 H* Z' e* uDecision: 8.2 applies so the glass and the tube must be constructed so that double or
" [, r: E, d1 N: a% dreinforced insulation are fulfilled regarding live parts.) |. Y4 q- G4 h$ G
The indication of the instruction is not sufficient to comply with the standard.. f2 c- C0 j3 b* S. j D/ H5 ^
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发表于 2012-9-14 13:34
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