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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 p6 c% Z* b' }3 t" ]% w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%. R V; l, b4 l/ f* U7 |- Z& N
8.2 Input test2 V. x3 O7 l+ T* V V$ Q
8.2.1 For LED modules or arrays:
! `5 h: N; e q# Ia) For constant current input units, the input current shall be set at rated value; measured6 N9 E4 J0 [7 r( K
power shall not exceed 110 percent of rating.
( V# _8 _ a! ib) For constant voltage input units, the input voltage shall be set at rated value; measured5 g! F. d( S$ \5 D( n- w0 G+ y
power shall not exceed 110 percent of rating. |
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