JPS6383999U - - Google Patents

Info

Publication number
JPS6383999U
JPS6383999U JP17720686U JP17720686U JPS6383999U JP S6383999 U JPS6383999 U JP S6383999U JP 17720686 U JP17720686 U JP 17720686U JP 17720686 U JP17720686 U JP 17720686U JP S6383999 U JPS6383999 U JP S6383999U
Authority
JP
Japan
Prior art keywords
air conditioner
power supply
capacitors
normally open
sets
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
Application number
JP17720686U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17720686U priority Critical patent/JPS6383999U/ja
Publication of JPS6383999U publication Critical patent/JPS6383999U/ja
Pending legal-status Critical Current

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  • Control Of Ac Motors In General (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例における空気調和機
の制御装置の電気回路図、第２図は同制御装置の
タイムチヤート、第３図は従来例の空気調和機に
おける制御装置の電気回路図、第４図は同制御装
置のタイムチヤートである。 １２……整流用ダイオードブリツジ、１３，１
４……倍電圧整流用コンデンサ、１５……平滑用
コンデンサ、１６……直流電源回路、１７……常
開リレー接点、１８……インバータ装置、１９…
…能力可変圧縮機、２０……制御回路、２１……
保護回路（過電圧保護手段）。 Fig. 1 is an electric circuit diagram of a control device of an air conditioner according to an embodiment of the present invention, Fig. 2 is a time chart of the control device, and Fig. 3 is an electric circuit diagram of a control device of a conventional air conditioner. , FIG. 4 is a time chart of the control device. 12... Rectifier diode bridge, 13,1
4... Voltage doubler rectification capacitor, 15... Smoothing capacitor, 16... DC power supply circuit, 17... Normally open relay contact, 18... Inverter device, 19...
...Variable capacity compressor, 20...Control circuit, 21...
Protection circuit (overvoltage protection means).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 交流電源を入力とする整流用ダイオードブリツ
ジと２組の倍電圧整流用コンデンサと平滑コンデ
ンサから成る直流電源回路に、インバータ装置と
能力可変圧縮機を具備した空気調和機において、
前記直流電源回路の２組の倍電圧整流用コンデン
サ相互の中間接続点を、常開のリレー接点を介し
て前記整流用ダイオードブリツジの交流端子の１
端子に接続し、かつ前記空気調和機の制御回路に
前記交流電源の過電圧保護手段を具備し、前記制
御回路の動作指令に対応して前記常開のリレー接
点を閉動作したのち、前記インバータ装置を駆動
するように構成した空気調和機の制御装置。 In an air conditioner that is equipped with an inverter device and a variable capacity compressor in a DC power supply circuit consisting of a rectifier diode bridge that receives AC power as input, two sets of voltage doubler rectifier capacitors and smoothing capacitors,
The intermediate connection point between the two sets of voltage doubler rectifier capacitors in the DC power supply circuit is connected to one of the AC terminals of the rectifier diode bridge via a normally open relay contact.
terminal, and the control circuit of the air conditioner is provided with overvoltage protection means for the AC power supply, and after closing the normally open relay contact in response to an operation command of the control circuit, the inverter device An air conditioner control device configured to drive an air conditioner.
JP17720686U 1986-11-18 1986-11-18 Pending JPS6383999U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17720686U JPS6383999U (en) 1986-11-18 1986-11-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17720686U JPS6383999U (en) 1986-11-18 1986-11-18

Publications (1)

Publication Number Publication Date
JPS6383999U true JPS6383999U (en) 1988-06-01

Family

ID=31118190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17720686U Pending JPS6383999U (en) 1986-11-18 1986-11-18

Country Status (1)

Country Link
JP (1) JPS6383999U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020208722A1 (en) * 2019-04-09 2020-10-15 三菱電機株式会社 Outdoor unit of air conditioner
WO2020234943A1 (en) * 2019-05-17 2020-11-26 三菱電機株式会社 Power supply device and motor drive device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967873A (en) * 1982-10-12 1984-04-17 Kokusai Electric Co Ltd Automatic input voltage selecting and rectifying power source
JPS6196348A (en) * 1984-10-15 1986-05-15 Sanyo Electric Co Ltd Controlling device of air conditioner

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967873A (en) * 1982-10-12 1984-04-17 Kokusai Electric Co Ltd Automatic input voltage selecting and rectifying power source
JPS6196348A (en) * 1984-10-15 1986-05-15 Sanyo Electric Co Ltd Controlling device of air conditioner

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020208722A1 (en) * 2019-04-09 2020-10-15 三菱電機株式会社 Outdoor unit of air conditioner
WO2020234943A1 (en) * 2019-05-17 2020-11-26 三菱電機株式会社 Power supply device and motor drive device
JPWO2020234943A1 (en) * 2019-05-17 2021-11-04 三菱電機株式会社 Motor drive
EP3972108A4 (en) * 2019-05-17 2022-05-25 Mitsubishi Electric Corporation Power supply device and motor drive device
US11722086B2 (en) 2019-05-17 2023-08-08 Mitsubishi Electric Corporation Motor drive device

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