标题: 温度测试 [打印本页] 作者: wangping0930 时间: 2007-12-14 10:44 标题: 温度测试 请问各位:灯具Ta标为40度,那温度测试在40度的环境测试,还是在25度环境测试,然后将测试值修正到40度,如果在40度环境中测试,那灯具放在什么样的温度箱做呢,带鼓风还是不带鼓风。作者: vbluesky 时间: 2007-12-14 14:56
If, however, a lamp has temperature-sensitive electrical characteristics (e.g. a fluorescent 5 T D# x8 ]# C% b) a: ^lamp), or if the ta rating of the luminaire exceeds 30 °C, the ambient temperature within the+ {6 R; e7 E" ]
draught-proof enclosure shall be within 5 °C of the ta rating and should preferably be the% e1 u# A! U9 `
same as the ta rating.2 O4 y$ c) K9 h# T; u l. ]- a