JPS6113540U - Electric motor protection device - Google Patents

Electric motor protection device

Info

Publication number
JPS6113540U
JPS6113540U JP9452784U JP9452784U JPS6113540U JP S6113540 U JPS6113540 U JP S6113540U JP 9452784 U JP9452784 U JP 9452784U JP 9452784 U JP9452784 U JP 9452784U JP S6113540 U JPS6113540 U JP S6113540U
Authority
JP
Japan
Prior art keywords
protection device
motor protection
electric motor
circuit
main circuit
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
JP9452784U
Other languages
Japanese (ja)
Inventor
英幸 信川
敏治 永瀬
常男 御園生
Original Assignee
株式会社東芝
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 by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP9452784U priority Critical patent/JPS6113540U/en
Publication of JPS6113540U publication Critical patent/JPS6113540U/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Generators And Motors (AREA)
  • Stopping Of Electric Motors (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

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

第１図は本考案に係る電動機保護装置の一実施例を示す
回路図、第２図は本考案に係る電動機保護装置の他の実
施例を示す回路図、第３図は従来の電動機保護装置を示
す回路図である。 図中、１は補助巻線、３は主巻線４は主回路、６は交流
電源、９はリレー用コイル、１ｊはバイメタルスイッチ
、１１はリレースイッチ、１２はヒータである。Fig. 1 is a circuit diagram showing one embodiment of the motor protection device according to the present invention, Fig. 2 is a circuit diagram showing another embodiment of the motor protection device according to the invention, and Fig. 3 is a conventional motor protection device. FIG. In the figure, 1 is an auxiliary winding, 3 is a main winding, 4 is a main circuit, 6 is an AC power supply, 9 is a relay coil, 1j is a bimetal switch, 11 is a relay switch, and 12 is a heater.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 主巻線と補助巻線とを並列に接続してなる主回路にリレ
ー用コイルを組み込み、その主回路に直列にパイメタル
スイッチを接続すると共に交流電源を接続し、その交流
電源間に上記主回路と並列に、上記パイメタルスイッチ
に近接して設けたヒータと上記リレー用コイルで動作す
るリレースイッチとの直列回路を接続したことを特徴キ
する電動機保護装置。A relay coil is built into a main circuit consisting of a main winding and an auxiliary winding connected in parallel, a pi-metal switch is connected in series to the main circuit, and an AC power source is connected between the main circuit and the AC power source. A motor protection device characterized in that a series circuit including a heater provided close to the pie metal switch and a relay switch operated by the relay coil is connected in parallel with the circuit.
JP9452784U 1984-06-26 1984-06-26 Electric motor protection device Pending JPS6113540U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9452784U JPS6113540U (en) 1984-06-26 1984-06-26 Electric motor protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9452784U JPS6113540U (en) 1984-06-26 1984-06-26 Electric motor protection device

Publications (1)

Publication Number Publication Date
JPS6113540U true JPS6113540U (en) 1986-01-27

Family

ID=30653110

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9452784U Pending JPS6113540U (en) 1984-06-26 1984-06-26 Electric motor protection device

Country Status (1)

Country Link
JP (1) JPS6113540U (en)

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