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请教61347-2-7 的22.2 的高温测试,这里的高温是指应急驱动模块的最高ta 吗?谢谢。
) ?3 P0 S1 w, i22.2 High temperature operation – The test of 22.1 is repeated at 0,9 times the rated0 q: t! A& j8 _6 i3 _
operating voltage but at the maximum of the declared ambient temperature range.4 @, _9 ?2 |# T {0 y6 U& \
Normal lighting supply failure shall then be simulated and the battery shall operate the lamp
, G; o, M. _+ f2 K& Q2 m4 q& ~# Tfrom the controlgear for the rated duration of the operation. At the end of the rated duration,
! k5 G5 ?0 h7 D' B1 c; h8 Xthe measured battery voltage shall be at least Vmin as specified in Clause 20.
1 K; B8 @6 z. `5 Q( f. d1 ODuring the test, all parts, including batteries and lamps, shall be placed within the test
7 C! G3 _# }. vcabinet. Where the ambient temperature rating limit of the test battery is different from that% Y- G* [+ k# \5 R u2 S
declared for the controlgear, then the battery should be held separately at its own maximum
' M" y- g& [' Z' w4 ~' e6 Jdeclared temperature rating.* \5 T8 I" p+ A( c3 X
Compliance shall be checked by measurement.% E) Z6 A; }( U% X" v3 t, k. L8 u+ l
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