标题: 节能灯整流效应实验的电阻选用 [打印本页] 作者: chqonline 时间: 2008-1-18 16:02 标题: 节能灯整流效应实验的电阻选用 本人一直对节能灯整流效应实验的电阻选用不太明白。IEC/EN 60968里面也没细说。请问各位大侠，到底该如何选用？作者: chqonline 时间: 2008-1-18 20:08
自己顶一顶作者: lynn305 时间: 2008-2-2 11:19
EN60968里是没有说的,参考EN61347-2-3的条款, 见下方. ) b3 ?# ]2 F& K0 w1 W16 Abnormal conditions1 T3 N& x. d1 y
For the test simulating operation with a de-activated lamp, a resistor is connected in place of2 }7 X6 o. v0 p l- ]7 {
each lamp cathode. The resistor value is derived from the value of the nominal running & }$ o: D' P% C; b/ hcurrent of the lamp prescribed in the relevant lamp data sheet of IEC 60081 and IEC 60901 ' p3 C4 p$ L, X0 ? _3 b5 h1 i) eand substituted in the following equation:$ I9 I @- @% O& D! _
R=11.0/(2.1*In) & i! \/ _. d& y" X& Bwhere In is the rated lamp current of the lamp. 5 i0 [$ |- g ~ r3 _6 _& zFor lamps not covered by IEC 60081 and IEC 60901, the values declared by the lamp - q% l( Q% L0 ]/ V( b( Q: N# Jmanufacturer shall be used.