JPS637273B2 - - Google Patents

Info

Publication number
JPS637273B2
JPS637273B2 JP15779880A JP15779880A JPS637273B2 JP S637273 B2 JPS637273 B2 JP S637273B2 JP 15779880 A JP15779880 A JP 15779880A JP 15779880 A JP15779880 A JP 15779880A JP S637273 B2 JPS637273 B2 JP S637273B2
Authority
JP
Japan
Prior art keywords
motor
pump
speed
switching
operated
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
JP15779880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5781182A (en
Inventor
Atsushi Ookubo
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP15779880A priority Critical patent/JPS5781182A/ja
Publication of JPS5781182A publication Critical patent/JPS5781182A/ja
Publication of JPS637273B2 publication Critical patent/JPS637273B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)
JP15779880A 1980-11-10 1980-11-10 Change-over system of electric motor for pump Granted JPS5781182A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15779880A JPS5781182A (en) 1980-11-10 1980-11-10 Change-over system of electric motor for pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15779880A JPS5781182A (en) 1980-11-10 1980-11-10 Change-over system of electric motor for pump

Publications (2)

Publication Number Publication Date
JPS5781182A JPS5781182A (en) 1982-05-21
JPS637273B2 true JPS637273B2 (enrdf_load_stackoverflow) 1988-02-16

Family

ID=15657512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15779880A Granted JPS5781182A (en) 1980-11-10 1980-11-10 Change-over system of electric motor for pump

Country Status (1)

Country Link
JP (1) JPS5781182A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0633774B2 (ja) * 1984-07-27 1994-05-02 株式会社荏原製作所 可変速給水装置
JPS62188500U (enrdf_load_stackoverflow) * 1986-05-20 1987-12-01
JP4647071B2 (ja) * 2000-08-14 2011-03-09 小松電機産業株式会社 水処理施設における現場施設のコントローラ
JP4600414B2 (ja) * 2007-03-30 2010-12-15 三菱電機株式会社 給水ポンプのモータ制御装置

Also Published As

Publication number Publication date
JPS5781182A (en) 1982-05-21

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