PDSH 974 Self-contained emergency luminaire with several filament lamps

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PDSH 974 6 C6 w9 z* c; N, |& m* |  k( r

Self-contained emergency luminaire with several filament lamps 9 p/ J# [& m2 |, }. C' n

22.6 - Q1 K1 N6 A/ v4 B& L' w7 C

60598-2-22(ed.3);am1;am2 ; I, k$ b" _$ h& }

Standard(s):
! o2 E+ m9 y& C; H6 VIEC 60598-2-22/1997 A1/2002 A2/2008
Subclause(s): 22.6
3 s* @" |) w1 K' w  B- tNo. Year PDSH 0974 2010
Category: LITE Developed by: ETF5 OSM/LUM
Subject:
7 k- @" s1 O) N: YSelf-contained emergency luminaire with several filament lamps
Key words:
3 d5 E7 t: [7 h6 j* A8 I- Indicator
& ~# k; D# ^. F, s- Each lamp
- Filament lamps
) W0 U: b. m5 b. y. S) ITo be approved at the 49th CTL Plenary Meeting, in 2012
$ j% P$ l# ^4 TQuestion:
; J+ x" e2 A( `7 E3 ?' }0 l% PIn a self-contained emergency luminaire which incorporates several emergency filament lamps in parallel
connection, in order to comply with the requirements of 22.6.7b, is it necessary that the indicator shows
the circuit continuity in every lamp? Or could it be acceptable that the indicator shows only if all lamps
are blown?
5 X; G/ a" q3 \% s# vDecision:
There shall be an indicator for each lamp.
+ f- Q9 h* N/ {3 l' O( k

2 Q7 ^% M0 ^% |$ |( n4 D