JPH0171980U - - Google Patents
Info
- Publication number
- JPH0171980U JPH0171980U JP1987168349U JP16834987U JPH0171980U JP H0171980 U JPH0171980 U JP H0171980U JP 1987168349 U JP1987168349 U JP 1987168349U JP 16834987 U JP16834987 U JP 16834987U JP H0171980 U JPH0171980 U JP H0171980U
- Authority
- JP
- Japan
- Prior art keywords
- power
- power control
- control element
- circuit
- supplies
- 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
Landscapes
- Power Conversion In General (AREA)
Description
第１図はこの考案の一実施例によるパワー制御
回路を示すブロツク図、第２図は従来のパワー制
御回路のブロツク図である。
１は補機駆動用トライアツク、２はトライアツ
ク駆動用回路（パワー制御素子駆動回路）、３は
駆動回路電源、４はパワー制御回路、５は電源（
交流電源）、６は被駆動補機、１１は被駆動補機
の自己保持接点。なお、図中、同一符号は同一、
又は相当部分を示す。
FIG. 1 is a block diagram showing a power control circuit according to an embodiment of this invention, and FIG. 2 is a block diagram of a conventional power control circuit. 1 is a triax for driving auxiliary equipment, 2 is a triax drive circuit (power control element drive circuit), 3 is a drive circuit power supply, 4 is a power control circuit, and 5 is a power supply (
(AC power supply), 6 is a driven auxiliary machine, and 11 is a self-holding contact of the driven auxiliary machine. In addition, in the figure, the same reference numerals are the same,
or a corresponding portion.
Claims (1)
子と、上記パワー制御素子に並列に接続され、上
記負荷に電力が供給されたとき閉ざされる自己保
持接点と、上記パワー制御素子のゲート電極に駆
動信号を供給するパワー制御素子駆動回路と、上
記パワー制御素子回路に電力を供給する駆動回路
電源とを備えたパワー制御回路。 A power control element that supplies power from a power source to a load, a self-holding contact that is connected in parallel to the power control element and is closed when power is supplied to the load, and a drive signal to the gate electrode of the power control element. A power control circuit comprising: a power control element drive circuit that supplies power; and a drive circuit power supply that supplies power to the power control element circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168349U JPH0171980U (en) | 1987-11-02 | 1987-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168349U JPH0171980U (en) | 1987-11-02 | 1987-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0171980U true JPH0171980U (en) | 1989-05-15 |
Family
ID=31457450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168349U Pending JPH0171980U (en) | 1987-11-02 | 1987-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0171980U (en) |
-
1987
- 1987-11-02 JP JP1987168349U patent/JPH0171980U/ja active Pending
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