JPS5953094A - 過負荷保護装置 - Google Patents

過負荷保護装置

Info

Publication number
JPS5953094A
JPS5953094A JP57163606A JP16360682A JPS5953094A JP S5953094 A JPS5953094 A JP S5953094A JP 57163606 A JP57163606 A JP 57163606A JP 16360682 A JP16360682 A JP 16360682A JP S5953094 A JPS5953094 A JP S5953094A
Authority
JP
Japan
Prior art keywords
overload
motor
rotation speed
rotating speed
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.)
Granted
Application number
JP57163606A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0320991B2 (https=
Inventor
Shigeru Shinohara
茂 篠原
Takashi Suzuki
俊 鈴木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co Ltd
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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Priority to JP57163606A priority Critical patent/JPS5953094A/ja
Publication of JPS5953094A publication Critical patent/JPS5953094A/ja
Publication of JPH0320991B2 publication Critical patent/JPH0320991B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
    • H02P27/026—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Ac Motors In General (AREA)
JP57163606A 1982-09-18 1982-09-18 過負荷保護装置 Granted JPS5953094A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57163606A JPS5953094A (ja) 1982-09-18 1982-09-18 過負荷保護装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57163606A JPS5953094A (ja) 1982-09-18 1982-09-18 過負荷保護装置

Publications (2)

Publication Number Publication Date
JPS5953094A true JPS5953094A (ja) 1984-03-27
JPH0320991B2 JPH0320991B2 (https=) 1991-03-20

Family

ID=15777120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57163606A Granted JPS5953094A (ja) 1982-09-18 1982-09-18 過負荷保護装置

Country Status (1)

Country Link
JP (1) JPS5953094A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022086120A (ja) * 2020-11-30 2022-06-09 株式会社協和精工 ブレーキ制御回路、電磁ブレーキの制御装置、電磁ブレーキの制御システム、電磁ブレーキおよび電磁ブレーキの制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022086120A (ja) * 2020-11-30 2022-06-09 株式会社協和精工 ブレーキ制御回路、電磁ブレーキの制御装置、電磁ブレーキの制御システム、電磁ブレーキおよび電磁ブレーキの制御方法

Also Published As

Publication number Publication date
JPH0320991B2 (https=) 1991-03-20

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