PDSH 860 Portable luminaire; different parts can be loosen by hand

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PDSH 860

Portable luminaire; different parts can be loosen by hand

4.12.4

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)

Standard(s):
0 v! t: Q& `# U% cIEC 60598-1
IEC 60598-2-4 All editions
9 {' o( u5 K$ q' b2 U8 r7 ?& [Subclause(s): 4.12.4
( a9 m( k: N% P$ T4 |No. Year PDSH 0860 2010
/ \4 i* \$ h5 v$ K1 p. V( p& VCategory: LITE Developed by: ETF5 OSM/LUM
Subject:
2 a; |) [; |! H7 APortable luminaire; different parts can be loosen by hand
Key words:
+ U7 D% V4 F6 K, I  Y4 X- Middle pipe
- Adequate means
2 k9 |9 E* X/ x! Z) n) e- Clause 4.12.4
To be approved at the 49th CTL Plenary Meeting, in 2012
1 S" J; v( U) Y" U3 [. iQuestion:
) q4 p6 [6 t8 t: eIs it acceptable that different parts of a luminaire can be loosen by hand and by the twisting of the cable?
+ A* }" k' g: s; N( m) w2 O- {: zIn this case the cord anchorages are placed on the base and the middle pipe, and are threaded in both ends
- c; R% B. l7 f& b0 fbut without means of preventing the loosening of the screw connection. It can be loosen by hand. During
such an action, the cable will be twisted or the luminaire might fall in pieces. There is no cord anchorage
at the lampholder on the arm.
! M2 O4 [, h; c( N; \: mDecision:
Not accepted as the middle pipe is not provided with adequate means preventing the screw connections
work loose. The cable can become twisted or the luminaire can fall into pieces during normal use, c.f. §
4.12.4.
) s0 L6 N) O- f7 b
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