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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? ) * n. F' ?3 G; [
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1598及153有放電要求,都是1分鐘!
$ A, p, J7 s2 b固定燈具 UL 1598 – 6.8:, o! A5 N$ s1 V; R. k; S
The voltage across the capacitor terminals at the end of 1 minute shall be reduced to a value of 50
# o8 c U) ~- F& L1 cV or less, and the energy stored shall be less than 20 J, as determined by the equation:0 |# b8 o% ~9 M7 x; A
J=5x10-7 cv2 3 C* u, [1 ^$ s4 j! q4 C
2 Y' N; T) }. W5 U) S$ T移動燈具UL 153 - 67.3:
& g% J) _0 f# D3 U% q# z7 l 67.3.1 A portable luminaire having a capacitor as a component separate from the ballast shall incorporate
/ ^3 w) ^5 T8 V; |6 f2 ], ~4 imeans, such as a bleeder resistor, for the automatic discharge of the capacitor within 1 minute after
' J1 R. ]- @; l9 X* Z; Y( [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:
8 S# r/ Y8 d# H5 r8 V7 EJ=5x10-7 CV2
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