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|  PDSH 860
! U- X o# q* @/ @! `2 m; m6 z$ n G" y4 z7 L/ Z$ f3 A, q
| Portable luminaire; different parts can be loosen by hand: c5 ~- a d0 N8 s$ {- I; r4 x
| 4.12.47 T& m# m! i# M2 g0 Y4 O
| 60598-1(ed.3);am1 & 60598-1(ed.4);am1 & 60598-1(ed.5) & 60598-1(ed.6);am1 & 60598-1(ed.7) & 60598-2-4(ed.1);am1-am3 & 60598-2-4(ed.2)* ^+ ?6 T9 v0 w" h) X5 R- `
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( p/ O5 s7 p& K( G) OStandard(s):
8 b9 H" i' \$ j2 U4 Z+ i" q$ L5 NIEC 60598-1
: j: `) s2 F3 z* ~4 X/ cIEC 60598-2-4 All editions
" |3 E0 I/ Y2 z7 M1 a& u. `& D8 ?; cSubclause(s): 4.12.4: q4 g, c# u; G8 @' U
No. Year PDSH 0860 20109 u+ H i3 z7 }0 _2 R ^" X
Category: LITE Developed by: ETF5 OSM/LUM
" `' k- l: v2 |' K. p* L6 Z ?1 cSubject:) c: q7 r# Z5 M% Y
Portable luminaire; different parts can be loosen by hand/ J9 d% V2 a4 t3 Z4 Z/ a0 C
Key words:/ M% H5 y0 i1 S6 h( m# [6 X. ^# H- _7 r7 V
- Middle pipe
# m. `! S; O3 |6 a3 m- Adequate means
) D7 V |+ t) \: w o5 W- Clause 4.12.4
, l9 H7 K+ z) Q. S: w$ D, kTo be approved at the 49th CTL Plenary Meeting, in 2012; G" D. Y" h8 y: d* b( v
Question:
: f# D, [0 H* M3 p4 ?Is it acceptable that different parts of a luminaire can be loosen by hand and by the twisting of the cable?
2 h* M( o1 M. R8 K! ~% }1 wIn this case the cord anchorages are placed on the base and the middle pipe, and are threaded in both ends D) C8 X- M [' @- L/ r
but without means of preventing the loosening of the screw connection. It can be loosen by hand. During( T" C: e, @* c( D) X8 ^
such an action, the cable will be twisted or the luminaire might fall in pieces. There is no cord anchorage1 \" \) E5 I- c. E, S0 c8 U; `
at the lampholder on the arm.
2 e' F# f: h$ G. Z3 f, a" NDecision:
4 f; Q: w8 i1 f3 f! D6 rNot accepted as the middle pipe is not provided with adequate means preventing the screw connections: D& Z4 o" y; s$ }
work loose. The cable can become twisted or the luminaire can fall into pieces during normal use, c.f. §
" N& ^* j: a8 v" u! |4.12.4.
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