DE29703942U1 - Leerlaufschutzeinrichtung für eine Wasserpumpe - Google Patents

Leerlaufschutzeinrichtung für eine Wasserpumpe

Info

Publication number
DE29703942U1
DE29703942U1 DE29703942U DE29703942U DE29703942U1 DE 29703942 U1 DE29703942 U1 DE 29703942U1 DE 29703942 U DE29703942 U DE 29703942U DE 29703942 U DE29703942 U DE 29703942U DE 29703942 U1 DE29703942 U1 DE 29703942U1
Authority
DE
Germany
Prior art keywords
water pump
protection device
idle protection
idle
pump
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 - Lifetime
Application number
DE29703942U
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE29703942U priority Critical patent/DE29703942U1/de
Publication of DE29703942U1 publication Critical patent/DE29703942U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/02—Stopping, starting, unloading or idling control
    • F04B49/025—Stopping, starting, unloading or idling control by means of floats
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2207/00—External parameters
    • F04B2207/70—Warnings
    • F04B2207/704—Idling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
DE29703942U 1997-03-04 1997-03-04 Leerlaufschutzeinrichtung für eine Wasserpumpe Expired - Lifetime DE29703942U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29703942U DE29703942U1 (de) 1997-03-04 1997-03-04 Leerlaufschutzeinrichtung für eine Wasserpumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29703942U DE29703942U1 (de) 1997-03-04 1997-03-04 Leerlaufschutzeinrichtung für eine Wasserpumpe

Publications (1)

Publication Number Publication Date
DE29703942U1 true DE29703942U1 (de) 1997-04-30

Family

ID=8036956

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29703942U Expired - Lifetime DE29703942U1 (de) 1997-03-04 1997-03-04 Leerlaufschutzeinrichtung für eine Wasserpumpe

Country Status (1)

Country Link
DE (1) DE29703942U1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105275791A (zh) * 2015-11-13 2016-01-27 皇明太阳能股份有限公司 一种水泵运行故障自动排除控制方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105275791A (zh) * 2015-11-13 2016-01-27 皇明太阳能股份有限公司 一种水泵运行故障自动排除控制方法

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19970612

R156 Lapse of ip right after 3 years

Effective date: 20010103