JPH01172121U - - Google Patents
Info
- Publication number
- JPH01172121U JPH01172121U JP6853488U JP6853488U JPH01172121U JP H01172121 U JPH01172121 U JP H01172121U JP 6853488 U JP6853488 U JP 6853488U JP 6853488 U JP6853488 U JP 6853488U JP H01172121 U JPH01172121 U JP H01172121U
- Authority
- JP
- Japan
- Prior art keywords
- relay
- transformer
- power source
- switching
- commercial power
- 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
- 238000002955 isolation Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Power Conversion In General (AREA)
- Control Of Electrical Variables (AREA)
Description
第１図はこの考案の一実施例による自動電圧制
御回路の回路図、第２図は従来の自動電圧制御回
路を示す回路図である。
１……電源スイツチ、２……商用電源、３……
電圧判別回路とリレーを駆動するための電源、４
……絶縁トランスのタツプを切換えるためのリレ
ー、５……絶縁トランス、７……整流用ブリツジ
ダイオード、８……平滑コンデンサ、１０……リ
レーを駆動するための電源、１１……商用電源ラ
インを接続するためのリレー。なお、図中、同一
符号は同一、または相当部分を示す。
FIG. 1 is a circuit diagram of an automatic voltage control circuit according to an embodiment of this invention, and FIG. 2 is a circuit diagram showing a conventional automatic voltage control circuit. 1...Power switch, 2...Commercial power supply, 3...
Power supply for driving the voltage discrimination circuit and relay, 4
... Relay for switching the tap of the isolation transformer, 5 ... Isolation transformer, 7 ... Bridge diode for rectification, 8 ... Smoothing capacitor, 10 ... Power supply for driving the relay, 11 ... Commercial power line Relay for connecting. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
補正 昭６３．１１．２９
実用新案登録請求の範囲を次のように補正する
。Amendment November 29, 1983 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
１次側にタツプを有するトランスと、このトラ
ンスのタツプを切り換えるための第１のリレーと
、この第１のリレーを切り換えかつ商用電源の電
圧を判別する電圧判別回路とリレーを駆動するた
めの電源と、上記商用電源と上記第１のリレー間
あるいは上記トランスの２次側に設けられた商用
電源ラインを上記２次側に接続するための第２の
リレーと、上記電圧判別回路とリレーを駆動する
ための電源の信号により上記第２のリレーを切り
換えるための電源とを備えた自動電圧制御回路。[Claims for Utility Model Registration] A transformer having a tap on the primary side, a first relay for switching the tap of the transformer, and a voltage discrimination circuit that switches the first relay and discriminates the voltage of the commercial power supply. a second relay for connecting a commercial power line provided between the commercial power source and the first relay or on the secondary side of the transformer to the secondary side ; An automatic voltage control circuit comprising the voltage discrimination circuit and a power source for switching the second relay based on a signal from the power source for driving the relay.
Claims (1)
ンスのタツプを切り換えるための第１のリレーと
、この第１のリレーを切り換えかつ商用電源の電
圧を判別する電圧判別回路とリレーを駆動するた
めの電源と、上記商用電源と上記第１のリレー間
あるいは上記トランスの２次側に設けられた商用
電源ラインを上記トランスに接続するための第２
のリレーと、上記電圧判別回路とリレーを駆動す
るための電源の信号により上記第２のリレーを切
り換えるための電源とを備えた自動電圧制御回路
。 A transformer having a tap on the primary side, a first relay for switching the tap of the transformer, a voltage discrimination circuit for switching the first relay and discriminating the voltage of the commercial power supply, and a power source for driving the relay. and a second line for connecting a commercial power line provided between the commercial power source and the first relay or on the secondary side of the transformer to the transformer.
an automatic voltage control circuit comprising: a relay; and a power source for switching the second relay based on a signal from a power source for driving the voltage discrimination circuit and the relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6853488U JPH01172121U (en) | 1988-05-23 | 1988-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6853488U JPH01172121U (en) | 1988-05-23 | 1988-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01172121U true JPH01172121U (en) | 1989-12-06 |
Family
ID=31293846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6853488U Pending JPH01172121U (en) | 1988-05-23 | 1988-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01172121U (en) |
-
1988
- 1988-05-23 JP JP6853488U patent/JPH01172121U/ja active Pending