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燈具 跨LN之間CX電容兩端, 斷電的時候,法規有規定多少秒要消掉? ( 洩放電組多久時間降多少? )
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" a0 C1 J5 j- w1598及153有放電要求,都是1分鐘!
- T5 F, m" |; `5 x( C; G8 f5 _' E固定燈具 UL 1598 – 6.8:
) ?5 j2 b V$ J: iThe voltage across the capacitor terminals at the end of 1 minute shall be reduced to a value of 500 e2 T: i# m. m
V or less, and the energy stored shall be less than 20 J, as determined by the equation:
! Y2 n* N+ z4 }+ [J=5x10-7 cv2
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! S w( k. f# y3 o" I% _2 d# x移動燈具UL 153 - 67.3:
. W# T. L4 W" c4 u$ D. \$ h 67.3.1 A portable luminaire having a capacitor as a component separate from the ballast shall incorporate
& S0 P) K; M3 s: |/ zmeans, such as a bleeder resistor, for the automatic discharge of the capacitor within 1 minute after3 e% ^& ?8 ~8 t. }
removal of the lamp from the circuit or after opening of the primary circuit, or both. The voltage (V) at the end of 1 minute across the terminals shall be reduced to a value of 50 volts or less, and the energy stored (J) shall be less than 20 joules as determined by the equation:
3 ^* T% s: [( Y6 |3 b( K+ `' fJ=5x10-7 CV2- p/ Q9 R S: k
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