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EN60968里是没有说的,参考EN61347-2-3的条款, 见下方.# _; c7 F' K8 e$ u
16 Abnormal conditions* U# F/ m" h7 N, C$ K& g$ ]" a# _
For the test simulating operation with a de-activated lamp, a resistor is connected in place of* \# C u7 r i, q/ H# @" Y
each lamp cathode. The resistor value is derived from the value of the nominal running
7 b" [# e0 a0 mcurrent of the lamp prescribed in the relevant lamp data sheet of IEC 60081 and IEC 60901' }: C6 \' f' M9 O
and substituted in the following equation:( R. o1 i& }' S" y/ q; V5 K0 l
R=11.0/(2.1*In)& ]" T$ n$ g" ]1 P
where In is the rated lamp current of the lamp.
1 l. b) X' R# N; e0 c$ A1 B* ZFor lamps not covered by IEC 60081 and IEC 60901, the values declared by the lamp
/ i4 k& p a1 O; X7 q" Mmanufacturer shall be used. |
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