NL176123C - Inrichting voor de bescherming van een tijdens bedrijf afwisselend in een te verpompen vloeistof gedompelde en daarboven uitstekende pompmotor tegen oververhitting. - Google Patents

Inrichting voor de bescherming van een tijdens bedrijf afwisselend in een te verpompen vloeistof gedompelde en daarboven uitstekende pompmotor tegen oververhitting.

Info

Publication number
NL176123C
NL176123C NLAANVRAGE7117695,A NL7117695A NL176123C NL 176123 C NL176123 C NL 176123C NL 7117695 A NL7117695 A NL 7117695A NL 176123 C NL176123 C NL 176123C
Authority
NL
Netherlands
Prior art keywords
pump
protecting
pumped liquid
against overheating
pump fluid
Prior art date
Application number
NLAANVRAGE7117695,A
Other languages
English (en)
Other versions
NL176123B (nl
NL7117695A (nl
Original Assignee
Sarlin Ab Oy E
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 Sarlin Ab Oy E filed Critical Sarlin Ab Oy E
Publication of NL7117695A publication Critical patent/NL7117695A/xx
Publication of NL176123B publication Critical patent/NL176123B/nl
Application granted granted Critical
Publication of NL176123C publication Critical patent/NL176123C/nl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
    • H02H5/086—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays of cooling or lubricating fluids
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NLAANVRAGE7117695,A 1971-11-05 1971-12-22 Inrichting voor de bescherming van een tijdens bedrijf afwisselend in een te verpompen vloeistof gedompelde en daarboven uitstekende pompmotor tegen oververhitting. NL176123C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI3168/71A FI59002C (fi) 1971-11-05 1971-11-05 Foerfarande och anordning foer att skydda en pumpmotor avsedd foer nedsaenkning i vaetska

Publications (3)

Publication Number Publication Date
NL7117695A NL7117695A (nl) 1973-05-08
NL176123B NL176123B (nl) 1984-09-17
NL176123C true NL176123C (nl) 1985-02-18

Family

ID=8508095

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7117695,A NL176123C (nl) 1971-11-05 1971-12-22 Inrichting voor de bescherming van een tijdens bedrijf afwisselend in een te verpompen vloeistof gedompelde en daarboven uitstekende pompmotor tegen oververhitting.

Country Status (12)

Country Link
US (1) US3759634A (nl)
AT (1) AT312733B (nl)
BE (1) BE777090A (nl)
CA (1) CA955675A (nl)
CH (1) CH542535A (nl)
DE (1) DE2163001C2 (nl)
ES (1) ES398189A1 (nl)
FI (1) FI59002C (nl)
FR (1) FR2159846A5 (nl)
GB (1) GB1356648A (nl)
IT (1) IT941629B (nl)
NL (1) NL176123C (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2355842A1 (de) * 1973-11-08 1975-05-22 Guenter Reichensperger Verfahren und anordnung zur steuerung einer foerdermaschine
US4265597A (en) * 1978-08-11 1981-05-05 A.R.A. Manufacturing Co. Blower systems circuit interrupting apparatus and method
US5335577A (en) * 1993-05-13 1994-08-09 General Electric Company Method and apparatus for preventing hazardous explosion of ammonium nitrate
US7972117B1 (en) * 2005-08-08 2011-07-05 Seewater, Inc. Pump control system for submersible pumps
ITMI20061417A1 (it) * 2006-07-20 2008-01-21 Piusi Spa Dispositivo di controllo elettronico di una pompa
AU2012247078A1 (en) * 2011-12-15 2013-07-04 Sulzer Management Ag Control of a pump device
CN103306991B (zh) * 2013-06-03 2016-01-20 君禾泵业股份有限公司 潜水泵自动控制开关装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1942241A (en) * 1930-01-27 1934-01-02 Westinghouse Electric & Mfg Co Liquid level controlling means
US2589089A (en) * 1949-05-05 1952-03-11 Roy W Johnson Motor control system for fuel pumps
US2741988A (en) * 1952-03-21 1956-04-17 Jack E Butterworth Motor protective system
US2975347A (en) * 1957-05-06 1961-03-14 Edward J Schaefer Liquid level control system
US3010401A (en) * 1957-10-08 1961-11-28 W Dan Bergman Ab Device for electrically-driven liquid-cooled pump
US2946203A (en) * 1959-03-09 1960-07-26 Gen Electric Refrigerant compressor having thermal overload protector
DE1136410B (de) * 1959-11-23 1962-09-13 Licentia Gmbh Schutzeinrichtung gegen zu hohe Erwaermung fuer Elektromotoren und Geraete mit eingebautem Elektromotor
DE1989079U (de) * 1968-02-24 1968-07-11 Flygt Pumpen G M B H Von foerderfluessigkeit umspueltes elektrisches tauchmotor-pumpenaggregat mit schutzeinrichtung.
US3667022A (en) * 1970-09-02 1972-05-30 James L Quinn Control for sump pump

Also Published As

Publication number Publication date
IT941629B (it) 1973-03-10
FR2159846A5 (nl) 1973-06-22
NL176123B (nl) 1984-09-17
ES398189A1 (es) 1974-09-01
CA955675A (en) 1974-10-01
US3759634A (en) 1973-09-18
DE2163001C2 (de) 1982-04-08
FI59002C (fi) 1981-05-11
BE777090A (fr) 1972-04-17
FI59002B (fi) 1981-01-30
GB1356648A (en) 1974-06-12
CH542535A (de) 1973-09-30
DE2163001A1 (de) 1973-05-10
NL7117695A (nl) 1973-05-08
AT312733B (de) 1974-01-10

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee