JPS6148359B2 - - Google Patents

Info

Publication number
JPS6148359B2
JPS6148359B2 JP54147799A JP14779979A JPS6148359B2 JP S6148359 B2 JPS6148359 B2 JP S6148359B2 JP 54147799 A JP54147799 A JP 54147799A JP 14779979 A JP14779979 A JP 14779979A JP S6148359 B2 JPS6148359 B2 JP S6148359B2
Authority
JP
Japan
Prior art keywords
motor
temperature
temperature detector
fan
fan motor
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.)
Expired
Application number
JP54147799A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5674098A (en
Inventor
Shoichi Kawamata
Yasuyuki Sugiura
Kunio Myashita
Shigeki Saito
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP14779979A priority Critical patent/JPS5674098A/ja
Publication of JPS5674098A publication Critical patent/JPS5674098A/ja
Publication of JPS6148359B2 publication Critical patent/JPS6148359B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H02H7/0852—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load directly responsive to abnormal temperature by using a temperature sensor

Landscapes

  • Motor And Converter Starters (AREA)
  • Control Of Multiple Motors (AREA)
  • Motor Or Generator Cooling System (AREA)
JP14779979A 1979-11-16 1979-11-16 Control device for dc motor Granted JPS5674098A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14779979A JPS5674098A (en) 1979-11-16 1979-11-16 Control device for dc motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14779979A JPS5674098A (en) 1979-11-16 1979-11-16 Control device for dc motor

Publications (2)

Publication Number Publication Date
JPS5674098A JPS5674098A (en) 1981-06-19
JPS6148359B2 true JPS6148359B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-10-23

Family

ID=15438468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14779979A Granted JPS5674098A (en) 1979-11-16 1979-11-16 Control device for dc motor

Country Status (1)

Country Link
JP (1) JPS5674098A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001136694A (ja) * 1999-11-08 2001-05-18 Moriyama Manufacturing Co Ltd 内燃機関用磁石発電機のロータ

Also Published As

Publication number Publication date
JPS5674098A (en) 1981-06-19

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