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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%。0 L/ w% r& O& ~4 ]) U6 H/ t# _* k
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%: P! C1 x" v* e- N! y- I
8.2 Input test/ n: O2 n8 c6 d0 P/ g) T. O" _5 @
8.2.1 For LED modules or arrays:
' d: b" g% j! {a) For constant current input units, the input current shall be set at rated value; measured0 W. M* o7 S3 R
power shall not exceed 110 percent of rating.
* V5 F( p: ~% c9 pb) For constant voltage input units, the input voltage shall be set at rated value; measured
- d* g1 C/ c9 qpower shall not exceed 110 percent of rating. |
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