JPH02125597U - - Google Patents
Info
- Publication number
- JPH02125597U JPH02125597U JP1989033155U JP3315589U JPH02125597U JP H02125597 U JPH02125597 U JP H02125597U JP 1989033155 U JP1989033155 U JP 1989033155U JP 3315589 U JP3315589 U JP 3315589U JP H02125597 U JPH02125597 U JP H02125597U
- Authority
- JP
- Japan
- Prior art keywords
- current
- test wires
- main circuit
- inverter
- turns
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案の実施例を示す回路図、第２図
および第３図は広範囲トルク制御用の従来のイン
バータを示すブロツク図である。
２……インバータの主回路、３……インバータ
の制御回路、１０……電流制御型インバータ、１
１，１２……被検線、１３……変流器、１４……
検知線、１５……切換器。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIGS. 2 and 3 are block diagrams showing a conventional inverter for wide range torque control. 2...Inverter main circuit, 3...Inverter control circuit, 10...Current control type inverter, 1
1, 12...Test line, 13...Current transformer, 14...
Detection line, 15...Switcher.
Claims (1)
の被検線をそれぞれ巻数を異ならせて巻回した変
流器を有し、負荷領域に応じて上記被検出線の１
つが選択されることを特徴とするインバータ。 As a current detector that detects the main circuit current, it has a current transformer in which a plurality of test wires are wound with different numbers of turns, and one of the test wires is
An inverter characterized in that one of the following is selected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033155U JPH02125597U (en) | 1989-03-27 | 1989-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033155U JPH02125597U (en) | 1989-03-27 | 1989-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02125597U true JPH02125597U (en) | 1990-10-16 |
Family
ID=31536578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989033155U Pending JPH02125597U (en) | 1989-03-27 | 1989-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02125597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015220792A (en) * | 2014-05-14 | 2015-12-07 | 株式会社ダイヘン | Power supply device and power supply device for welding |
| JP2015228773A (en) * | 2014-06-02 | 2015-12-17 | 株式会社ダイヘン | Power supply for welding |
| JP2016030282A (en) * | 2014-07-29 | 2016-03-07 | 株式会社ダイヘン | Plasma welding power supply device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6033428B2 (en) * | 1982-05-26 | 1985-08-02 | 帝国化学産業株式会社 | Propionic acid amide derivative |
| JPS63316696A (en) * | 1987-06-18 | 1988-12-23 | Nkk Corp | Excess current controller for ac motor |
-
1989
- 1989-03-27 JP JP1989033155U patent/JPH02125597U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6033428B2 (en) * | 1982-05-26 | 1985-08-02 | 帝国化学産業株式会社 | Propionic acid amide derivative |
| JPS63316696A (en) * | 1987-06-18 | 1988-12-23 | Nkk Corp | Excess current controller for ac motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015220792A (en) * | 2014-05-14 | 2015-12-07 | 株式会社ダイヘン | Power supply device and power supply device for welding |
| JP2015228773A (en) * | 2014-06-02 | 2015-12-17 | 株式会社ダイヘン | Power supply for welding |
| JP2016030282A (en) * | 2014-07-29 | 2016-03-07 | 株式会社ダイヘン | Plasma welding power supply device |