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24.12.1 Temperature limits – normal operation ; S E+ F2 F* c: L. N$ L9 n7 n
For luminaires with the symbol, a temperature of 110 °C on all horizontal surfaces ofD
6 e6 @5 z$ U8 e/ G! T& p+ vthe luminaire exposed to the accumulation of dust shall not be exceeded, at 1,06 times the
+ P4 |) ~/ z- v' h5 Erated voltage and, on all vertical external surfaces, the maximum shall not exceed 150 °C at ; L! B) [9 p- i" p! Q d1 d
1,06 times the rated voltage.
7 n @8 s6 ?2 u5 Z+ aIf a luminaire has an outer surface likely to be positioned against part of a building (wall or 5 a2 i6 ~9 v" n0 s6 ]" e& P
similar), with a temperature higher than 90 °C, but not exceeding 150 °C, the luminaire shall be
' k' ?3 n1 L, h9 v% D4 X9 Aprovided with mounting instructions cautioning against such positioning. 3 @/ ~2 K) k- R; Z
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