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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。8 Q4 b* S% G) {* q2 D6 {0 u2 \# W
22.2 High temperature operation – The test of 22.1 is repeated at 0,9 times the rated* R2 J2 b( N+ S$ Z: O1 M0 ^
operating voltage but at the maximum of the declared ambient temperature range.' o6 v- B2 r7 Q7 \+ V; {' j
Normal lighting supply failure shall then be simulated and the battery shall operate the lamp
4 |+ B4 ], N" X" M) J, efrom the controlgear for the rated duration of the operation. At the end of the rated duration,) w8 b( H! a- b% _1 }/ A! Q. a# o
the measured battery voltage shall be at least Vmin as specified in Clause 20.
8 p5 c. A7 R! b yDuring the test, all parts, including batteries and lamps, shall be placed within the test
9 K$ N ~( q* ^2 l1 z+ _7 wcabinet. Where the ambient temperature rating limit of the test battery is different from that
) y$ [- M* q6 q8 {declared for the controlgear, then the battery should be held separately at its own maximum
- Q6 z( p i$ A% Kdeclared temperature rating.
# x; }& r+ r2 [& Q8 z8 fCompliance shall be checked by measurement./ b" Z* K! V. k3 q( Q) _
3 b( L1 c1 i/ S8 q9 x
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