JPS5895596U - High pressure steam discharge lamp lighting circuit - Google Patents
High pressure steam discharge lamp lighting circuitInfo
- Publication number
- JPS5895596U JPS5895596U JP18951681U JP18951681U JPS5895596U JP S5895596 U JPS5895596 U JP S5895596U JP 18951681 U JP18951681 U JP 18951681U JP 18951681 U JP18951681 U JP 18951681U JP S5895596 U JPS5895596 U JP S5895596U
- Authority
- JP
- Japan
- Prior art keywords
- pressure steam
- discharge lamp
- lamp lighting
- lighting circuit
- steam discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の放電灯点灯回路の基本回路図、第２図イ
〜ハは動作波形図、第３図は本考案による高圧蒸気放電
灯点灯回路の実施例の回路図、第４図イ９口は検知波形
図である。
１・・・交流電源、２・・・巻線２０１，２０２を有す
るチョークコイル、３・・・スイッチ回路、４・・・高
圧蒸気放電灯、５． ［１，２２・・・コンデンサ、
６・・・全波整流器、７・・・トランジスタ、８・・・
５ＣＲ１９゜１０．１９・・・定電圧ダイオード、１５
・・・ＳＢＳ。
１３．１６．１７．２０．２４・・・ダイオード、１１
．１２，１４，２１．２３．２５・・・抵抗、 。
２６・・・フユーズ。FIG. 1 is a basic circuit diagram of a conventional discharge lamp lighting circuit, FIG. 9 is a detection waveform diagram. DESCRIPTION OF SYMBOLS 1... AC power supply, 2... Choke coil having windings 201 and 202, 3... Switch circuit, 4... High pressure steam discharge lamp, 5. [1, 22... capacitor,
6...Full wave rectifier, 7...Transistor, 8...
5CR19゜10.19... Constant voltage diode, 15
...SBS. 13.16.17.20.24...Diode, 11
．． 12,14,21.23.25...Resistance. 26...Fuyuse.
Claims (1)
交流電源の電圧実効値とほぼ向等のランプ電圧を有する
高圧蒸気放電灯との直列回路と、上記チョークコイルの
上記中間タップと上記交流電源の非チョーク側端との間
に接続され、かつ、放電の半サイクル毎の初期にオン・
オフ動作をするスイッチ回路とを備えてなる高圧蒸気放
電灯点灯回路において、上記チョークフィルと上記高圧
蒸気放電灯との接続端と、上記スイッチ回路の入力端に
接続された全波整流器の直流出力端のマイナス端子との
間の電圧を定電圧素子により検知することによって上記
スイッチ回路のオン・オフ動作を制御するように構成し
てなることを特徴とした高圧蒸気防電灯点灯回路。A series circuit of an AC power supply, a choke coil having an intermediate tap, and a high-pressure vapor discharge lamp having a lamp voltage approximately in the same direction as the effective voltage value of the AC power supply; connected between the choke side end and turned on at the beginning of every half cycle of discharge.
In a high-pressure steam discharge lamp lighting circuit comprising a switch circuit that performs an OFF operation, a DC output of a full-wave rectifier connected to a connection end between the choke fill and the high-pressure steam discharge lamp and an input end of the switch circuit. A high-pressure steam electric-proof lamp lighting circuit, characterized in that it is configured to control the on/off operation of the switch circuit by detecting the voltage between the terminal and the negative terminal using a constant voltage element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18951681U JPS5895596U (en) | 1981-12-21 | 1981-12-21 | High pressure steam discharge lamp lighting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18951681U JPS5895596U (en) | 1981-12-21 | 1981-12-21 | High pressure steam discharge lamp lighting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5895596U true JPS5895596U (en) | 1983-06-29 |
Family
ID=30103395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18951681U Pending JPS5895596U (en) | 1981-12-21 | 1981-12-21 | High pressure steam discharge lamp lighting circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5895596U (en) |
-
1981
- 1981-12-21 JP JP18951681U patent/JPS5895596U/en active Pending
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