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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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1598及153有放電要求,都是1分鐘!
5 v! @/ K1 L+ z$ m$ @固定燈具 UL 1598 – 6.8:, u8 B, y2 H$ J/ U6 c* e3 }9 l
The voltage across the capacitor terminals at the end of 1 minute shall be reduced to a value of 50! ~8 m2 ]! d1 {- Q; X
V or less, and the energy stored shall be less than 20 J, as determined by the equation:
3 g }; U& r- H3 ~& J7 r/ X/ T ~J=5x10-7 cv2
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: u0 V; h. ~7 _- O移動燈具UL 153 - 67.3:
0 ^* X# q2 @* h1 _. M+ c$ C! K 67.3.1 A portable luminaire having a capacitor as a component separate from the ballast shall incorporate% _8 |7 _- B2 f# Z
means, such as a bleeder resistor, for the automatic discharge of the capacitor within 1 minute after
- l( j0 S% Z7 m/ nremoval 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:
# Y/ O# V0 z4 P! C/ {% uJ=5x10-7 CV2) ?' a. e5 R! x" r# P5 l$ o* K; k
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