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EN60968里是没有说的,参考EN61347-2-3的条款, 见下方.% m8 w# K, {7 `
16 Abnormal conditions% Q/ H- A- i8 ~6 _1 c
For the test simulating operation with a de-activated lamp, a resistor is connected in place of
$ m% L- u+ ?1 d- ^each lamp cathode. The resistor value is derived from the value of the nominal running
. h" f% M }$ Bcurrent of the lamp prescribed in the relevant lamp data sheet of IEC 60081 and IEC 60901
8 D* U. o/ Y2 Y5 H" nand substituted in the following equation:0 M; w4 p% Y. b) A4 y' K1 N
R=11.0/(2.1*In)7 `7 a, Q; _+ i) n1 e
where In is the rated lamp current of the lamp.
( B/ V6 V8 ~/ w9 K$ `For lamps not covered by IEC 60081 and IEC 60901, the values declared by the lamp* S, {7 N/ n; P/ a2 {7 z: g6 C
manufacturer shall be used. |
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