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EN60968里是没有说的,参考EN61347-2-3的条款, 见下方. q9 G6 g0 u9 Z% k. ~( A
16 Abnormal conditions
0 ?$ [& @* ]- Y' p/ u9 ?6 ?For the test simulating operation with a de-activated lamp, a resistor is connected in place of
0 K9 j) P! f& \2 {each lamp cathode. The resistor value is derived from the value of the nominal running' x8 ^* s* E! M1 Z
current of the lamp prescribed in the relevant lamp data sheet of IEC 60081 and IEC 60901
! u: _7 v3 l: Z- j8 |2 V3 `and substituted in the following equation:- i8 ~0 V% p8 S" F
R=11.0/(2.1*In)" \) W7 b% K: b7 Y) @7 L; q% j
where In is the rated lamp current of the lamp.* h4 F/ Z! |7 ?/ n: h
For lamps not covered by IEC 60081 and IEC 60901, the values declared by the lamp
% e; |; |8 K, i3 N/ s' }manufacturer shall be used. |
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