DE4111599C1 - - Google Patents

Info

Publication number
DE4111599C1
DE4111599C1 DE19914111599 DE4111599A DE4111599C1 DE 4111599 C1 DE4111599 C1 DE 4111599C1 DE 19914111599 DE19914111599 DE 19914111599 DE 4111599 A DE4111599 A DE 4111599A DE 4111599 C1 DE4111599 C1 DE 4111599C1
Authority
DE
Germany
Prior art keywords
voltage
ris
electrical
resistance
monitored
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
DE19914111599
Other languages
German (de)
English (en)
Inventor
Friedrich Dipl.-Phys. 8033 Krailling De Lauerer
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 DE19914111599 priority Critical patent/DE4111599C1/de
Priority to EP19920106236 priority patent/EP0508448A3/de
Application granted granted Critical
Publication of DE4111599C1 publication Critical patent/DE4111599C1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H02H5/083—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 responsive to the entry or leakage of a liquid into an electrical appliance

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE19914111599 1991-04-10 1991-04-10 Expired - Lifetime DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19914111599 DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-10 1991-04-10
EP19920106236 EP0508448A3 (en) 1991-04-10 1992-04-10 Electrical trip device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914111599 DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-10 1991-04-10

Publications (1)

Publication Number Publication Date
DE4111599C1 true DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-08-06

Family

ID=6429223

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19914111599 Expired - Lifetime DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-10 1991-04-10

Country Status (2)

Country Link
EP (1) EP0508448A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE4111599C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0670620A3 (de) * 1994-02-22 1995-12-27 Friedrich Lauerer Schutzschaltung für Elektrogeräte.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901863A (zh) * 2012-10-10 2013-01-30 株洲南车时代电气股份有限公司 一种电压信号和电流信号测量装置及方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621528A1 (de) * 1986-06-27 1988-01-14 Lauerer Friedrich Elektrische abschalteinrichtung
DE3913925A1 (de) * 1989-04-27 1990-10-31 Lauerer Friedrich Sensorschaltung
DE3811994C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-04-11 1991-01-10 Friedrich Dipl.-Ing. 8033 Krailling De Lauerer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550358A (en) * 1984-02-13 1985-10-29 Sunbeam Corporation Protective circuit for portable electric appliances
DE3835346A1 (de) * 1988-10-17 1990-04-19 Friedrich Lauerer Elektrisches heizgeraet

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621528A1 (de) * 1986-06-27 1988-01-14 Lauerer Friedrich Elektrische abschalteinrichtung
DE3811994C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-04-11 1991-01-10 Friedrich Dipl.-Ing. 8033 Krailling De Lauerer
DE3913925A1 (de) * 1989-04-27 1990-10-31 Lauerer Friedrich Sensorschaltung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0670620A3 (de) * 1994-02-22 1995-12-27 Friedrich Lauerer Schutzschaltung für Elektrogeräte.

Also Published As

Publication number Publication date
EP0508448A3 (en) 1993-05-26
EP0508448A2 (de) 1992-10-14

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8320 Willingness to grant licenses declared (paragraph 23)
8339 Ceased/non-payment of the annual fee