ZA844508B - Electrical circuit for switching a multi-phase a.c.supply to a load - Google Patents

Electrical circuit for switching a multi-phase a.c.supply to a load

Info

Publication number
ZA844508B
ZA844508B ZA844508A ZA844508A ZA844508B ZA 844508 B ZA844508 B ZA 844508B ZA 844508 A ZA844508 A ZA 844508A ZA 844508 A ZA844508 A ZA 844508A ZA 844508 B ZA844508 B ZA 844508B
Authority
ZA
South Africa
Prior art keywords
switching
load
phase
supply
electrical circuit
Prior art date
Application number
ZA844508A
Other languages
English (en)
Inventor
Gilbert C Dumont
Pierre Yves Dumont
Original Assignee
Limitorque 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 Limitorque Ltd filed Critical Limitorque Ltd
Publication of ZA844508B publication Critical patent/ZA844508B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/24—Controlling the direction, e.g. clockwise or counterclockwise

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Power Conversion In General (AREA)
ZA844508A 1983-06-16 1984-06-14 Electrical circuit for switching a multi-phase a.c.supply to a load ZA844508B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838316441A GB8316441D0 (en) 1983-06-16 1983-06-16 Electrical circuit

Publications (1)

Publication Number Publication Date
ZA844508B true ZA844508B (en) 1985-01-30

Family

ID=10544329

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA844508A ZA844508B (en) 1983-06-16 1984-06-14 Electrical circuit for switching a multi-phase a.c.supply to a load

Country Status (6)

Country Link
EP (1) EP0145774A1 (it)
AU (1) AU3069084A (it)
GB (1) GB8316441D0 (it)
IT (1) IT1177800B (it)
WO (1) WO1985000079A1 (it)
ZA (1) ZA844508B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6966275B2 (en) * 2001-10-10 2005-11-22 Whitehill David C E Pet bed
CN110011335A (zh) * 2019-03-14 2019-07-12 南方电网科学研究院有限责任公司 零毫秒三相不平衡治理换相开关及其换相时序控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2204087B1 (it) * 1972-10-21 1980-08-08 Licentia Gmbh
US4259705A (en) * 1979-03-27 1981-03-31 Stifter Francis J Combination surge suppressor filter
CA1124819A (en) * 1979-10-26 1982-06-01 Robert F. Rose Power control for vibratory feeder
BE889496A (fr) * 1981-07-03 1981-11-03 Dumont Gilbert C Inverseur statique polyphase

Also Published As

Publication number Publication date
IT8448406A0 (it) 1984-06-15
WO1985000079A1 (en) 1985-01-03
EP0145774A1 (en) 1985-06-26
IT8448406A1 (it) 1985-12-15
GB8316441D0 (en) 1983-07-20
IT1177800B (it) 1987-08-26
AU3069084A (en) 1985-01-11

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