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|  PDSH 977
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5 R( i5 X8 C3 K$ h | Batteries characteristics1 ?, R* U3 j8 |$ }) R3 Y
| 22.6.8 – Annex A
5 \% z- Z* Q: s2 Z( e# u$ t# k | 60598-2-22(ed.3);am1;am2
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# G( D7 f2 N% U' A0 B: \9 MStandard(s):# G0 V: H% [; @0 w
IEC 60598-2-22/1997 A1/2002 A2/2008
: A2 Z$ M& x$ J1 vSubclause(s): 22.6.8 – Annex A; E* R9 p2 u. A# H) _
No. Year PDSH 0977 2010
3 k/ e6 ^% M7 g8 e( dCategory: LITE Developed by: ETF5 OSM/LUM' r& F! N2 U, ^: z5 i
Subject:" ]( H. {4 o! {. ]% @& n
Batteries characteristics
, o( w, q0 e5 mKey words:+ J% \" x; Y$ r+ U- m# S0 e/ q
- Manufacturer
- J" }8 f- Z: H) _& J" r- Ni-Mh batteries
0 U0 ~: H! I) O X, g4 s- Life time/temperature
/ q# W7 L/ x$ t# |' i9 e. PTo be approved at the 49th CTL Plenary Meeting, in 2012
6 l# M0 J+ d& l/ n" G3 cQuestion:+ C0 @! G1 Q; ]2 P& O5 F, R
The standard requires that batteries incorporated in emergency luminaires shall be of sealed nickel. f$ F! C8 t( }) B. ~( U! z
cadmium, valve regulated lead acid or other types conforming to the relevant safety and performance! H2 Z! q* e' }& N
standard for the battery type and all relevant requirements of IEC 60598-2-22. Annex A, sub clauses A4
' W$ _+ c$ y% Band A5 prescribe for Ni Cd and lead acid batteries, the limits within which the battery in the luminaire- T0 |: m6 d9 c. T3 p# B3 x0 v
shall operate. How can it be checked that e.g. Ni-Mh (Nickel-Metalhydrid) batteries guarantee at least
) g% d/ _5 i2 i4 U, n" xfour years of normal operation?
- ]9 B8 G! s8 yDecision:
8 n$ K9 ?1 H9 I" D1 _# }The life time/temperature curve of Ni-Mh batteries, provided by the manufacturer, shall be used.
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