JPS602389U - Bridge type inverter arm short circuit prevention circuit - Google Patents
Bridge type inverter arm short circuit prevention circuitInfo
- Publication number
- JPS602389U JPS602389U JP9275083U JP9275083U JPS602389U JP S602389 U JPS602389 U JP S602389U JP 9275083 U JP9275083 U JP 9275083U JP 9275083 U JP9275083 U JP 9275083U JP S602389 U JPS602389 U JP S602389U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- collector
- bridge type
- group
- type inverter
- 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
- 230000002265 prevention Effects 0.000 title claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (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図はブリッジ形インバータの主スイツチ部分を示す
接続図、第２図は本考案によるアーム短絡防止回路図で
ある。FIG. 1 is a connection diagram showing the main switch portion of a bridge type inverter, and FIG. 2 is a diagram of an arm short-circuit prevention circuit according to the present invention.
Claims (1)
オフ指令信号をベースに入力し、エミッタを接地して、
コレクタ信号を上記第一グループのスイッチＡ、 Ｃの
オン、オフ指令として、出力する第一のトランズスタＴ
ｒ１；ブリッジ形ロンパ二りの主スィッチＡ、 Ｃ，Ｂ
、 Ｄ中の同一動作をする第二のグループＢ、 Ｄのオ
ン、オフ指令信号をベースに入力し、エミッタを接地し
て、コレクタ信号を上記第ニゲループのスイッチＢ、
Ｄのオン、オフ指令として出力する第二のトランジスタ
Ｔｒ２；上記第一のトランジスタＴｒ□のコレクタ信号
をベースに入力し、エミッタを接地し、コレクタを上記
第二のトランジスタＴｒ２のコレクタに接続した第三の
トランジスタＴｒ３；上記第二のトランジスタＴｒ２の
コレクタ信号をベースに入力し、エミッタを接地し、コ
レクタを上記第一のトランジスタＴｒ１のコレクタに接
続した第四のトランジスタＴｒ、；で構成し、上記第一
のグループ第１のスイッチＡ、 Ｃと、上記第二のグル
ープのスイッチＢ。 Ｄとが同時にオンするのを防止するようにしたブリッジ
形インバータのアーム短絡防止回路。[Claims for Utility Model Registration] Main switches A, C, and B of a bridge type inverter. Turn on the first group A and C that perform the same operation during D,
Input the off command signal to the base, ground the emitter,
A first transistor T outputs a collector signal as an on/off command for switches A and C of the first group.
r1: Main switches A, C, B of bridge type Ronpani
, the second group B, which performs the same operation as D, inputs the ON/OFF command signal of D to the base, grounds the emitter, and sends the collector signal to switch B of the above-mentioned second loop.
A second transistor Tr2 that outputs an on/off command of D; a collector signal of the first transistor Tr□ is input to the base, the emitter is grounded, and the collector is connected to the collector of the second transistor Tr2. a third transistor Tr3; a fourth transistor Tr, which inputs the collector signal of the second transistor Tr2 to its base, has its emitter grounded, and has its collector connected to the collector of the first transistor Tr1; A first group of first switches A, C and a second group of switches B. An arm short-circuit prevention circuit for a bridge type inverter that prevents D and D from turning on at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9275083U JPS602389U (en) | 1983-06-15 | 1983-06-15 | Bridge type inverter arm short circuit prevention circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9275083U JPS602389U (en) | 1983-06-15 | 1983-06-15 | Bridge type inverter arm short circuit prevention circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS602389U true JPS602389U (en) | 1985-01-09 |
Family
ID=30223116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9275083U Pending JPS602389U (en) | 1983-06-15 | 1983-06-15 | Bridge type inverter arm short circuit prevention circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS602389U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561282A (en) * | 1978-10-27 | 1980-05-08 | Nippon Soken Inc | Separate excitation type inverter circuit |
-
1983
- 1983-06-15 JP JP9275083U patent/JPS602389U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561282A (en) * | 1978-10-27 | 1980-05-08 | Nippon Soken Inc | Separate excitation type inverter circuit |
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