JPS5814693U - Induction furnace power outage automatic recovery device - Google Patents

Induction furnace power outage automatic recovery device

Info

Publication number
JPS5814693U
JPS5814693U JP10877981U JP10877981U JPS5814693U JP S5814693 U JPS5814693 U JP S5814693U JP 10877981 U JP10877981 U JP 10877981U JP 10877981 U JP10877981 U JP 10877981U JP S5814693 U JPS5814693 U JP S5814693U
Authority
JP
Japan
Prior art keywords
power outage
automatic recovery
recovery device
induction furnace
furnace 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
Application number
JP10877981U
Other languages
Japanese (ja)
Inventor
小池　教之
伸一 宮島
Original Assignee
北芝電機株式会社
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 北芝電機株式会社, 株式会社東芝 filed Critical 北芝電機株式会社
Priority to JP10877981U priority Critical patent/JPS5814693U/en
Publication of JPS5814693U publication Critical patent/JPS5814693U/en
Pending legal-status Critical Current

Links

Landscapes

  • General Induction Heating (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]

図面は本考案の一実施例による誘導炉の停電自動復旧装
置の回路図である。 １、　２．　５．　６．　３７．　３８・・・キープ形
補助リレーコイル、３．　４．　９．　２４・・・補助
リレーコイル、７，８・・・タイムリレーコイル、１１
，１２゜１３．１４・・・スイッチの接点、１０・・・
自動側選択条件回路、２１・・・炉電源スイッチコイル
、２７・・・運転条件確立確認回路、３５・・・電圧有
確認回路、３６・・・附帯設備故障検出回路。The drawing is a circuit diagram of an automatic power failure recovery device for an induction furnace according to an embodiment of the present invention. 1, 2. 5. 6. 37. 38...Keep type auxiliary relay coil, 3. 4. 9. 24... Auxiliary relay coil, 7, 8... Time relay coil, 11
,12゜13.14...Switch contact, 10...
Automatic side selection condition circuit, 21...Furnace power switch coil, 27...Operating condition establishment confirmation circuit, 35...Voltage presence confirmation circuit, 36...Ancillary equipment failure detection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 炉電源と同一系統の電源に接続され、停電発生によりロ
ックされる自動復旧準備回路と、停電回復後、附帯設備
が復旧したことが確認されるまでロックされる故障検出
回路と、停電回復後、前記自動復旧準備回路のロックを
解除して炉電源に自動投入する運転条件確立確認回路と
からなる誘導炉の停電自動復旧装置。There is an automatic recovery preparation circuit that is connected to the same power source as the furnace power source and is locked in the event of a power outage, and a failure detection circuit that is locked until it is confirmed that the auxiliary equipment has been restored after the power outage is restored. An automatic power failure recovery device for an induction furnace, comprising an operating condition establishment confirmation circuit that unlocks the automatic recovery preparation circuit and automatically turns on the furnace power source.
JP10877981U 1981-07-22 1981-07-22 Induction furnace power outage automatic recovery device Pending JPS5814693U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10877981U JPS5814693U (en) 1981-07-22 1981-07-22 Induction furnace power outage automatic recovery device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10877981U JPS5814693U (en) 1981-07-22 1981-07-22 Induction furnace power outage automatic recovery device

Publications (1)

Publication Number Publication Date
JPS5814693U true JPS5814693U (en) 1983-01-29

Family

ID=29903170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10877981U Pending JPS5814693U (en) 1981-07-22 1981-07-22 Induction furnace power outage automatic recovery device

Country Status (1)

Country Link
JP (1) JPS5814693U (en)

Similar Documents

Publication Publication Date Title
JPS5814693U (en) Induction furnace power outage automatic recovery device
JPS58170248U (en) Engine automatic stop/start device
JPS6025341U (en) Rush current prevention circuit of electronic unit
JPS5939588U (en) Synchronization input error prevention circuit
JPS59184374U (en) engine starting device
JPS6140398U (en) Refueling device
JPS5925922U (en) Electrical equipment operation circuit
JPS59189436U (en) Uninterruptible power generation equipment for disaster prevention
JPS591881U (en) Glow plug voltage control device
JPS5825530U (en) Charging control device
JPS58156337U (en) Protective relay device
JPS58141438U (en) AC output terminal device for tape recorder
JPS58174954U (en) Remote monitoring control device
JPH01103990U (en)
JPS5856536U (en) Protective relay inspection device
JPS606775U (en) Elevator door safety device
JPS58174049U (en) Central cleaner remote control device
JPS6053241U (en) vacuum cleaner
JPS5870047U (en) automatic power cutoff device
JPS5857248U (en) Storage battery charging device
JPS60112041U (en) Trip circuit of the breaker
JPS5936142U (en) Automatic fault switching circuit
JPS594005U (en) Control unit abnormal operation prevention circuit
JPS6069544U (en) power supply
JPS5998373U (en) Tripping coil continuous disconnection monitoring device