JPS5239801A - Pumping plant - Google Patents

Pumping plant

Info

Publication number
JPS5239801A
JPS5239801A JP11467675A JP11467675A JPS5239801A JP S5239801 A JPS5239801 A JP S5239801A JP 11467675 A JP11467675 A JP 11467675A JP 11467675 A JP11467675 A JP 11467675A JP S5239801 A JPS5239801 A JP S5239801A
Authority
JP
Japan
Prior art keywords
pumping plant
resin
electric motor
pump casing
prevent heat
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
JP11467675A
Other languages
Japanese (ja)
Inventor
Shigetomo Yoshihara
Kenzo Mikata
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 JP11467675A priority Critical patent/JPS5239801A/en
Publication of JPS5239801A publication Critical patent/JPS5239801A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)

Abstract

PURPOSE: By stopping operation of the electric motor after detecting unusual temperatures with the temperature relay to prevent heat change etc., even the pump casing being made with resin.
COPYRIGHT: (C)1977,JPO&Japio
JP11467675A 1975-09-25 1975-09-25 Pumping plant Pending JPS5239801A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11467675A JPS5239801A (en) 1975-09-25 1975-09-25 Pumping plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11467675A JPS5239801A (en) 1975-09-25 1975-09-25 Pumping plant

Publications (1)

Publication Number Publication Date
JPS5239801A true JPS5239801A (en) 1977-03-28

Family

ID=14643821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11467675A Pending JPS5239801A (en) 1975-09-25 1975-09-25 Pumping plant

Country Status (1)

Country Link
JP (1) JPS5239801A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5483008U (en) * 1977-11-24 1979-06-12
JPS58210389A (en) * 1982-05-31 1983-12-07 Ebara Corp Water-temperature rise detecting apparatus
US4703748A (en) * 1986-02-13 1987-11-03 Inge Laing Destratifier for hot water tanks
JPH0424691U (en) * 1990-06-21 1992-02-27
US5145322A (en) * 1991-07-03 1992-09-08 Roy F. Senior, Jr. Pump bearing overheating detection device and method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012001U (en) * 1973-06-08 1975-02-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5012001U (en) * 1973-06-08 1975-02-07

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5483008U (en) * 1977-11-24 1979-06-12
JPS58210389A (en) * 1982-05-31 1983-12-07 Ebara Corp Water-temperature rise detecting apparatus
US4703748A (en) * 1986-02-13 1987-11-03 Inge Laing Destratifier for hot water tanks
JPH0424691U (en) * 1990-06-21 1992-02-27
US5145322A (en) * 1991-07-03 1992-09-08 Roy F. Senior, Jr. Pump bearing overheating detection device and method

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