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|  DSH 274# v$ R4 y) o" Z+ e4 [
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| Accessibility to glass part of UV tube during maintenance operation2 K. d# e5 Z/ n7 r6 o- u/ a
| 8.2! @' Q3 }( p: e3 u9 a+ x3 |
| 60335-1(ed.3)% v, H j5 ^1 M1 s
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: G& i j5 _0 KStandard: IEC60335-1 : Ed. 3.0 Sub clause: 8.2 Sheet n. 274
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7 c6 \; z1 x' HSubject: Accessibility to glass part of UV tube during maintenance operation* M4 _8 b! l8 k# i. `: O5 @
Key words:& g/ ^, B6 y+ Q$ P3 G
- accessibility
9 J" V1 H* O: T- glass tube1 e0 h0 n( V0 f! o' r I U
Decision n. 20 taken at 36th meeting/1999
! L( n6 S' c" R) {Question: Is it possible to have access to the external part in glass of UV tubes of an air- }5 r, l U6 }# c3 ]
cleaner, with the help of test probe finger of 12 mm diameter, after opening of the
+ v8 b! b. D& a/ f+ Ncover by an user (change of air filter for example), taking into consideration that the
$ k4 }/ _# F, g- einstruction of use specifies “ before maintenance actions, it is necessary to# a+ Q( C3 G4 Q- k( Y, ~
disconnect the appliance from the supply network by taking off the plug ”?
- J7 V9 |) [2 y+ KDecision: 8.2 applies so the glass and the tube must be constructed so that double or
7 M2 G F& ^ _, |- F2 f% Yreinforced insulation are fulfilled regarding live parts.) a M7 f r7 @8 ~/ M
The indication of the instruction is not sufficient to comply with the standard.9 c5 L' u& X; }2 k, U4 P3 I/ r. v1 W
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