JPS61141800U - - Google Patents
Info
- Publication number
- JPS61141800U JPS61141800U JP2515085U JP2515085U JPS61141800U JP S61141800 U JPS61141800 U JP S61141800U JP 2515085 U JP2515085 U JP 2515085U JP 2515085 U JP2515085 U JP 2515085U JP S61141800 U JPS61141800 U JP S61141800U
- Authority
- JP
- Japan
- Prior art keywords
- series
- discharge lamp
- pulse
- pulse transformer
- capacitor
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Description
第１図は本考案の放電灯点灯回路の一例を示す
回路図である。第２図及び第３図は従来の放電灯
点灯回路の回路図である。
１……交流電源、２……安定器、３……放電灯
、４，４′……フイラメント、５……パルストラ
ンス、６……１次巻線、７……２次巻線、８……
サイリスタ、９……コンデンサ、１０……パルス
回路、１１……予熱回路、１２，１２′……パル
ス用サイリスタ、１３……パルス用コンデンサ、
１４……抵抗、１５，１６……整流素子、１７，
１７′……予熱用サイリスタ、１８……予熱電流
増加用コンデンサ。
FIG. 1 is a circuit diagram showing an example of a discharge lamp lighting circuit of the present invention. FIGS. 2 and 3 are circuit diagrams of conventional discharge lamp lighting circuits. 1... AC power supply, 2... Ballast, 3... Discharge lamp, 4, 4'... Filament, 5... Pulse transformer, 6... Primary winding, 7... Secondary winding, 8... …
Thyristor, 9... Capacitor, 10... Pulse circuit, 11... Preheating circuit, 12, 12'... Pulse thyristor, 13... Pulse capacitor,
14... Resistor, 15, 16... Rectifying element, 17,
17'... Thyristor for preheating, 18... Capacitor for increasing preheating current.
Claims (1)
のそれぞれ一端を、安定器を介して電源部に接続
し、該フイラメントのそれぞれの他端間に１次巻
線と２次巻線を直列に接続してなるパルストラン
スと整流素子とコンデンサの並列回路に複数個の
サイリスタを直列接続してなる予熱回路とを直列
に接続すると共に、該パルストランスの１次巻線
と並列にパルス用コンデンサと複数個のサイリス
タを直列に接続した直列回路を接続し、該パルス
用コンデンサとサイリスタの接続点と該放電灯の
フイラメント４つの端子のうち、前記電源及びパ
ルストランスに直接接続していない端子との間に
抵抗と整流素子を直列に接続したことを特徴とす
る放電灯の点灯回路。 One end of each of a pair of filaments provided at both ends of the discharge lamp is connected to a power supply section via a ballast, and a primary winding and a secondary winding are connected in series between the other ends of the filaments. A pulse transformer consisting of a rectifier and a preheating circuit consisting of a plurality of thyristors connected in series are connected in series to a parallel circuit of a rectifying element and a capacitor, and a plurality of pulse capacitors are connected in parallel to the primary winding of the pulse transformer. thyristors connected in series is connected between the connection point of the pulse capacitor and the thyristor and any of the four terminals of the filament of the discharge lamp that are not directly connected to the power supply and the pulse transformer. A discharge lamp lighting circuit characterized by connecting a resistor and a rectifying element in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2515085U JPS61141800U (en) | 1985-02-23 | 1985-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2515085U JPS61141800U (en) | 1985-02-23 | 1985-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61141800U true JPS61141800U (en) | 1986-09-02 |
Family
ID=30519965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2515085U Pending JPS61141800U (en) | 1985-02-23 | 1985-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61141800U (en) |
-
1985
- 1985-02-23 JP JP2515085U patent/JPS61141800U/ja active Pending
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