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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%。
1 K! H: B4 ~% v6 p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%, C0 I; |& H; ^ f8 v
8.2 Input test
" N3 w4 i S O" Q: E7 `8.2.1 For LED modules or arrays:# J+ h9 w) D# V2 a! \
a) For constant current input units, the input current shall be set at rated value; measured4 g4 V1 m7 W [9 G
power shall not exceed 110 percent of rating.' E& _: \8 V, K9 H+ |0 j' o! Q
b) For constant voltage input units, the input voltage shall be set at rated value; measured
2 A2 Z3 E+ u& C% {2 a, h% Ipower shall not exceed 110 percent of rating. |
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