5 [/ D3 n. |" D: m2 t2 {例如,LED吸顶灯额定功率36W,实测值为32W。那么判定其合格与否?作者: Leontios 时间: 2019-3-30 12:12
坐等大神解答,我在灯具通标里面是没有找到;家用电器通标是有要求的。作者: waterssj 时间: 2019-7-2 13:09
正负10%,性能要求作者: CLXZLX 时间: 2019-9-6 15:05
可参考IEC 62384-1性能要求,testing with supply rated voltage and at 92% and 106% of rated voltage,在92%和106%的电压下,测出来的输出电流变化不能超过额定的+-10%。 . Q' g4 {$ `4 ^或者参考UL 8750的性能要求:恒流的在额定输入电压下功率不能超过额定的110%+ O3 n. K% @5 z
8.2 Input test * G' D' L0 U" S- X3 i8 X3 L" s: D8.2.1 For LED modules or arrays:6 h. q% ^" X1 {# ]* s, p* M
a) For constant current input units, the input current shall be set at rated value; measured * D0 s( s# f( ]# epower shall not exceed 110 percent of rating./ t3 [; {: ] M' p) L0 j
b) For constant voltage input units, the input voltage shall be set at rated value; measured 9 Q! t' g) U& H6 q$ E0 |" }power shall not exceed 110 percent of rating.