DE1563847A1 - UEberwachungseinrichtung fuer die Phasenfolge in einem Dreiphasennetz - Google Patents

UEberwachungseinrichtung fuer die Phasenfolge in einem Dreiphasennetz

Info

Publication number
DE1563847A1
DE1563847A1 DE19661563847 DE1563847A DE1563847A1 DE 1563847 A1 DE1563847 A1 DE 1563847A1 DE 19661563847 DE19661563847 DE 19661563847 DE 1563847 A DE1563847 A DE 1563847A DE 1563847 A1 DE1563847 A1 DE 1563847A1
Authority
DE
Germany
Prior art keywords
phase
monitoring device
leg
phase sequence
thermal relay
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
DE19661563847
Other languages
German (de)
English (en)
Inventor
Howland Leland L
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.)
Thermo King Corp
Original Assignee
Thermo King Corp
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 Thermo King Corp filed Critical Thermo King Corp
Publication of DE1563847A1 publication Critical patent/DE1563847A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
    • H02H11/004—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of incorrect phase sequence; with switching for obtaining correct phase sequence
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
    • H02H3/207—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage also responsive to under-voltage

Landscapes

  • Thermistors And Varistors (AREA)
  • Motor And Converter Starters (AREA)
  • Protection Of Generators And Motors (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
DE19661563847 1965-07-12 1966-07-12 UEberwachungseinrichtung fuer die Phasenfolge in einem Dreiphasennetz Pending DE1563847A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US471140A US3334273A (en) 1965-07-12 1965-07-12 Control device for poly-phase electrical system

Publications (1)

Publication Number Publication Date
DE1563847A1 true DE1563847A1 (de) 1970-04-09

Family

ID=23870412

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661563847 Pending DE1563847A1 (de) 1965-07-12 1966-07-12 UEberwachungseinrichtung fuer die Phasenfolge in einem Dreiphasennetz

Country Status (5)

Country Link
US (1) US3334273A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1563847A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES328984A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1127827A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6609693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3536956A (en) * 1968-04-19 1970-10-27 Frederick Max Stewart Three-phase undervoltage protection circuit
GB2116790B (en) * 1981-06-25 1985-06-19 Rotork Controls Valve actuators

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2312915A (en) * 1939-09-15 1943-03-02 Metals & Controls Corp Protective circuit
US2724782A (en) * 1953-04-15 1955-11-22 Lockheed Aircraft Corp Phase sequence correcting circuit
US3218485A (en) * 1962-04-10 1965-11-16 Kito Seisakusho Kk Safety device for a small-size, electrically-driven winding and pulling apparatus or the like

Also Published As

Publication number Publication date
ES328984A1 (es) 1967-05-01
NL6609693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-01-13
GB1127827A (en) 1968-09-18
US3334273A (en) 1967-08-01

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