PDSH 892 Earthing in luminaire system

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PDSH 892 7 m; P9 P5 z; m" M4 c# j, O" y

Earthing in luminaire system

7.2.1

60598-1(ed.3);am1 & 60598-1(ed.4);am1 & 60598-1(ed.5) & 60598-1(ed.6);am1 & 60598-1(ed.7)

  R* i# |. l3 K* gStandard(s):
! p% g+ @# B  [! J) IIEC 60598-1 All editions
8 x' A7 e! G. n# M1 N2 c/ JSubclause(s): 7.2.1
No. Year DSH 0892 2010
: o  J9 h3 ^3 i: H" Z' ?& `1 G5 R/ bCategory: LITE Developed by: ETF5 OSM/LUM
Subject:
; u1 h* M$ Q# n, wEarthing in luminaire system
Key words:
1 W7 k# z- M9 C3 j% c- Metal body
+ j( u6 H5 l- V) K2 B! L+ X" C- Each luminaire
: j8 X( W4 B& ]5 f7 Z- Fixed installation
; o4 d0 j5 p1 B- kApproved at the 49th CTL Plenary Meeting, in 2012
$ `4 V- q- y, a( E; SQuestion:
# v* o3 V9 ~0 h3 f+ k! nIn a luminaire system:
a) Can the metal body provide earth continuity instead of copper conductor?
b) Can the earth continuity be connected in series (feed through) as part of the fixed installation?
Decision:
a) Not acceptable.
b) Not acceptable, each luminaire must be directly earthed.

7 }# Z% K# f3 `- Z
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