JPH0211366U - - Google Patents
Info
- Publication number
- JPH0211366U JPH0211366U JP8937588U JP8937588U JPH0211366U JP H0211366 U JPH0211366 U JP H0211366U JP 8937588 U JP8937588 U JP 8937588U JP 8937588 U JP8937588 U JP 8937588U JP H0211366 U JPH0211366 U JP H0211366U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- opened
- power supply
- rectifier circuit
- 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
- 238000009499 grossing Methods 0.000 claims description 5
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Lasers (AREA)
- Rectifiers (AREA)
Description
第１図、第２図は本考案の実施例を示すための
概略図、第３図、第４図は本考案の実施例２を示
すための概略図、第５図は従来のレーザ電源の接
続を示す概略図、第６図はデルタ結線出力交流電
源を示す図、第７図はスター結線出力交流電源を
示す図、第８図は各国の三相電源電圧と結線形態
を示す図である。
１……デルタ結線出力交流電源、２……スター
結線出力交流電源、３……三相単巻トランス、４
……レーザ電源、５……整流回路、６……平滑回
路、７……電流制御トランジスタ、８……レーザ
制御回路、９……レーザ発振器、１０……光フイ
ードバツク信号、１１……切換回路、１２……ス
イツチング回路、１３……スイツチング制御回路
、１４……平滑回路、１５……スイツチング形レ
ーザ電源。
Figures 1 and 2 are schematic diagrams showing an embodiment of the present invention, Figures 3 and 4 are schematic diagrams showing a second embodiment of the invention, and Figure 5 is a schematic diagram of a conventional laser power source. A schematic diagram showing the connections, Figure 6 is a diagram showing a delta connection output AC power supply, Figure 7 is a diagram showing a star connection output AC power supply, and Figure 8 is a diagram showing the three-phase power supply voltage and connection form of each country. . 1...Delta connection output AC power supply, 2...Star connection output AC power supply, 3...Three-phase single-winding transformer, 4
... Laser power supply, 5 ... Rectifier circuit, 6 ... Smoothing circuit, 7 ... Current control transistor, 8 ... Laser control circuit, 9 ... Laser oscillator, 10 ... Optical feedback signal, 11 ... Switching circuit, 12... Switching circuit, 13... Switching control circuit, 14... Smoothing circuit, 15... Switching type laser power supply.
Claims (1)
全波ブリツジ整流回路と、この三相全波ブリツジ
整流回路の出力端に接続する平滑回路と、平滑回
路の出力端に接続する出力制御部とを少くとも内
蔵するレーザ電源において、上記三相全波ブリツ
ジ整流回路の出力の正又は負電圧端子の一方を開
放可能とし、その開放された整流回路の出力端子
に接続されていた平滑回路を、外部より新たに追
加配線する中性点端子に接続できるよう切換回路
を設けたことを特徴とするレーザ電源。 A three-phase full-wave bridge rectifier circuit connected to the input end where three-phase AC voltage is input, a smoothing circuit connected to the output end of this three-phase full-wave bridge rectifier circuit, and an output control section connected to the output end of the smoothing circuit. In a laser power supply having at least a built-in circuit, one of the positive or negative voltage terminals of the output of the three-phase full-wave bridge rectifier circuit can be opened, and the smoothing circuit connected to the output terminal of the opened rectifier circuit can be opened. , a laser power supply characterized by being equipped with a switching circuit so that it can be connected to a neutral point terminal newly added from the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8937588U JPH0211366U (en) | 1988-07-04 | 1988-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8937588U JPH0211366U (en) | 1988-07-04 | 1988-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0211366U true JPH0211366U (en) | 1990-01-24 |
Family
ID=31313927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8937588U Pending JPH0211366U (en) | 1988-07-04 | 1988-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0211366U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07184316A (en) * | 1993-12-24 | 1995-07-21 | Nec Corp | Open phase detecting circuit |
| JP2011169747A (en) * | 2010-02-18 | 2011-09-01 | Toshiba Carrier Corp | Circuit board for open-phase detection, and electric apparatus |
-
1988
- 1988-07-04 JP JP8937588U patent/JPH0211366U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07184316A (en) * | 1993-12-24 | 1995-07-21 | Nec Corp | Open phase detecting circuit |
| JP2011169747A (en) * | 2010-02-18 | 2011-09-01 | Toshiba Carrier Corp | Circuit board for open-phase detection, and electric apparatus |