JPS58162791U - Power running - braking switching device - Google Patents

Power running - braking switching device

Info

Publication number
JPS58162791U
JPS58162791U JP11547081U JP11547081U JPS58162791U JP S58162791 U JPS58162791 U JP S58162791U JP 11547081 U JP11547081 U JP 11547081U JP 11547081 U JP11547081 U JP 11547081U JP S58162791 U JPS58162791 U JP S58162791U
Authority
JP
Japan
Prior art keywords
rectifier
motor
braking
power running
signal
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
JP11547081U
Other languages
Japanese (ja)
Inventor
千崎　文雄
Original Assignee
富士電機株式会社
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 富士電機株式会社 filed Critical 富士電機株式会社
Priority to JP11547081U priority Critical patent/JPS58162791U/en
Publication of JPS58162791U publication Critical patent/JPS58162791U/en
Pending legal-status Critical Current

Links

Landscapes

  • Stopping Of Electric Motors (AREA)
  • Control Of Multiple 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 drawings]

図はこの考案の一実施例を示す回路図である。 １・・・・・・整流装置、２・・・・・・変圧器、３・
・・・・・ブリッジ整流回路、４ａ、　　４ｂ・・・・
・・出力端子、５・・・・・・電動機、５ａ、　　５ｂ
・・・・・・電機子、６ａ、　　６ｂ・・・・・・端子
、８・・・・・・リアクトル、９・・・・・・サイリス
タ（力行運転用）、１０ａ〜１０Ｃ・・・・・・サイリ
スタ（界磁切換用）、ｌｌａ、ｌｌｂ・・・・・・界磁
巻線、１３・・・・・・抵抗器、１４・・・・・・ダイ
オード、１５・・・・・・電圧検出器、１６・・・・・
・力行−制動切換回路、１７・・・レベル検出器、２０
・・・・・・消弧可能なサイリスク。The figure is a circuit diagram showing an embodiment of this invention. 1... Rectifier, 2... Transformer, 3.
...Bridge rectifier circuit, 4a, 4b...
...Output terminal, 5...Motor, 5a, 5b
... Armature, 6a, 6b ... Terminal, 8 ... Reactor, 9 ... Thyristor (for power running), 10a to 10C ... ...Thyristor (for field switching), lla, llb...field winding, 13...resistor, 14...diode, 15... Voltage detector, 16...
- Powering-braking switching circuit, 17... Level detector, 20
・・・・・・Syrisk that can be extinguished.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流電動機と、上記直流電動機に印加する直流を出力す
る整流装置と、力行運転時に導通して整流装置の出力を
直流電動機に印加し、かつ制動時には電動機回路を整流
装置からしゃ断する第１のサイリスタと、力行から制動
に切り換えるとき開閉する消弧可能な第２のサイリスタ
と、上記直流電動機に制動を与える制動装置と、整流装
置の出力電圧に比例した信号を生じる電圧検出器と、電
圧検出器の出力信号のレベルを判定して、整流装置の出
力電圧が所定の設定値より低下したとき信号を生じるレ
ベル判定器と、レベル判矩器の信号と制動指令とによっ
て上記電動機を制動モードに切換える回路とを備えたこ
とを特徴とする力行−”制動切換装置。A DC motor, a rectifier that outputs DC to be applied to the DC motor, and a first thyristor that is electrically connected during power running to apply the output of the rectifier to the DC motor, and that disconnects the motor circuit from the rectifier during braking. a second arc-extinguishable thyristor that opens and closes when switching from power running to braking, a braking device that applies braking to the DC motor, a voltage detector that generates a signal proportional to the output voltage of the rectifier, and a voltage detector. a level determiner that determines the level of the output signal of the rectifier and generates a signal when the output voltage of the rectifier falls below a predetermined set value; and a level determiner that switches the motor to a braking mode based on the signal from the level detector and a braking command. A power running-brake switching device characterized by comprising a circuit.
JP11547081U 1981-07-31 1981-07-31 Power running - braking switching device Pending JPS58162791U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11547081U JPS58162791U (en) 1981-07-31 1981-07-31 Power running - braking switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11547081U JPS58162791U (en) 1981-07-31 1981-07-31 Power running - braking switching device

Publications (1)

Publication Number Publication Date
JPS58162791U true JPS58162791U (en) 1983-10-29

Family

ID=30101222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11547081U Pending JPS58162791U (en) 1981-07-31 1981-07-31 Power running - braking switching device

Country Status (1)

Country Link
JP (1) JPS58162791U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423706A (en) * 1987-07-17 1989-01-26 Shibaura Eng Works Ltd Drive controller for motor vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4825928A (en) * 1971-08-06 1973-04-04
JPS4942931A (en) * 1972-08-14 1974-04-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4825928A (en) * 1971-08-06 1973-04-04
JPS4942931A (en) * 1972-08-14 1974-04-23

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423706A (en) * 1987-07-17 1989-01-26 Shibaura Eng Works Ltd Drive controller for motor vehicle

Similar Documents

Publication Publication Date Title
JPS58162791U (en) Power running - braking switching device
JPS6135593U (en) Inverter device
JPS6051737U (en) power supply
JPS6117892U (en) Regenerative power discharge device for inverter equipment
JPS58185156U (en) electric water heater
JPS5856538U (en) Undervoltage trip device
JPS6025390U (en) Power switching device
JPS6010316U (en) Copy machine power supply control device
JPS59119740U (en) generator protection circuit
JPS60140113U (en) AC power control device
JPS5843018U (en) Amplifier protection circuit
JPS59138400U (en) overvoltage protection device
JPS59111499U (en) Speed control device for wound induction motor
JPS60181183U (en) power supply
JPS60138388U (en) Inrush current suppression circuit for power supply equipment
JPS5831800U (en) Engine generator excitation control device
JPS58156388U (en) Gate circuit of gate turn-off thyristor
JPS6077287U (en) Inrush current prevention circuit
JPS5872993U (en) GTO inverter protection circuit
JPS59180533U (en) Electronic switch with overcurrent protection device
JPS5945620U (en) Free voltage type sieving device
JPS5981238U (en) Power supply power failure detection circuit
JPS6034785U (en) Inverter overvoltage suppression circuit
JPS58179837U (en) Power supply device with overcurrent cutoff means
JPS6146896U (en) Regenerative power discharge circuit