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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%。
9 M }2 j$ y" u. J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%8 X6 u# i& Q$ J) K
8.2 Input test$ i( E( `! I* v. x8 l W& x
8.2.1 For LED modules or arrays:0 u, |* U& i" L( p( n
a) For constant current input units, the input current shall be set at rated value; measured5 A1 R0 v3 f- p7 t! Y
power shall not exceed 110 percent of rating.8 r2 ]% A* u: S& p' S
b) For constant voltage input units, the input voltage shall be set at rated value; measured1 [) q; g; n- V. v
power shall not exceed 110 percent of rating. |
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