ES411973A1 - Disposicion de conexion para reconocer un defecto debido a fallo de fase o contacto a tierra en la alimentacion de un motor de corriente trifasica. - Google Patents

Disposicion de conexion para reconocer un defecto debido a fallo de fase o contacto a tierra en la alimentacion de un motor de corriente trifasica.

Info

Publication number
ES411973A1
ES411973A1 ES411973A ES411973A ES411973A1 ES 411973 A1 ES411973 A1 ES 411973A1 ES 411973 A ES411973 A ES 411973A ES 411973 A ES411973 A ES 411973A ES 411973 A1 ES411973 A1 ES 411973A1
Authority
ES
Spain
Prior art keywords
phase
ground short
recognition
current supply
breakdown
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
Application number
ES411973A
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.)
Rockwell Automation Switzerland GmbH
Original Assignee
Sprecher und Schuh AG
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 Sprecher und Schuh AG filed Critical Sprecher und Schuh AG
Publication of ES411973A1 publication Critical patent/ES411973A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/12—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 underload or no-load
    • H02H3/13—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 underload or no-load for multiphase applications, e.g. phase interruption
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/34—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Protection Of Generators And Motors (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Ac Motors In General (AREA)
ES411973A 1972-08-23 1973-02-23 Disposicion de conexion para reconocer un defecto debido a fallo de fase o contacto a tierra en la alimentacion de un motor de corriente trifasica. Expired ES411973A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1248372A CH541885A (de) 1972-08-23 1972-08-23 Schaltungsanordnung zur Erkennung eines durch Phasenausfall oder Erdschluss in der Stromversorgung eines Drehstrommotors bedingten Fehlers

Publications (1)

Publication Number Publication Date
ES411973A1 true ES411973A1 (es) 1976-01-01

Family

ID=4383435

Family Applications (1)

Application Number Title Priority Date Filing Date
ES411973A Expired ES411973A1 (es) 1972-08-23 1973-02-23 Disposicion de conexion para reconocer un defecto debido a fallo de fase o contacto a tierra en la alimentacion de un motor de corriente trifasica.

Country Status (7)

Country Link
US (1) US3824430A (es)
JP (1) JPS4959249A (es)
AT (1) AT320791B (es)
CH (1) CH541885A (es)
DE (1) DE2303993A1 (es)
ES (1) ES411973A1 (es)
GB (1) GB1397156A (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065804A (en) * 1974-07-29 1977-12-27 Rostad Rolf A Electronic control system for motors and the like
JPS5547459A (en) * 1978-09-30 1980-04-03 Fanuc Ltd Dc motor driving reverse and missing phase detector circuit
FR2468238A1 (fr) * 1979-10-16 1981-04-30 Telemecanique Electrique Dispositif electronique de protection d'un moteur electrique contre les surcharges et la perte d'une phase de la tension alternative triphasee d'alimentation
DE3563404D1 (en) * 1984-11-23 1988-07-21 Siemens Ag Electric short circuit monitoring device for speed-controlled three phase current motors, including their leads
US6456946B1 (en) 2000-02-25 2002-09-24 Motorola, Inc. System and method for motor fault detection
CN201811997U (zh) 2007-11-13 2011-04-27 艾默生环境优化技术有限公司 三相检测设备
US8305080B2 (en) * 2010-03-31 2012-11-06 General Electric Company Power supply for magnetic resonance imaging system
UA93336C2 (ru) * 2010-05-25 2011-01-25 зАКРЫТОЕ АКЦИОНЕРНОЕ ОБЩЕСТВО "ДОНЕЦКСТАЛЬ-МЕТАЛУРГИЧЕСКИЙ ЗАВОД" Устройство управления и защиты электрооборудования
KR20150141053A (ko) * 2014-06-09 2015-12-17 엘에스산전 주식회사 보호계전시스템 및 이의 데이터 수집방법
RU2570641C1 (ru) * 2014-09-01 2015-12-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский политехнический университет" Устройство для защиты электродвигателя и питающего его кабеля от коротких замыканий и обрыва фазы
CN104377655A (zh) * 2014-11-29 2015-02-25 济南职业学院 一种直流电机失磁保护继电器
US9927474B1 (en) * 2015-09-03 2018-03-27 Walter S. Bierer Phase identification on a grounded electrical power system
RU2631054C1 (ru) * 2016-09-02 2017-09-18 Федеральное государственное автономное образовательное учреждение высшего образования "Южно-Уральский государственный университет" (национальный исследовательский университет )" (ФГАОУ ВО "ЮУрГУ (НИУ)") Устройство обнаружения кратковременного обрыва фазы преобразователя частоты электропривода при сохранении работоспособности и управляемости привода на время обрыва
JP7119310B2 (ja) * 2017-08-31 2022-08-17 富士電機株式会社 半導体試験装置
WO2023018320A1 (ru) * 2021-08-07 2023-02-16 Некоммерческое Акционерное Общество "Торайгыров Университет" Устройство тестового диагностирования мажоритарной схемы релейной защиты

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602771A (en) * 1969-10-13 1971-08-31 Furnas Electric Co Solid state de-energizer having current sensing loops
US3600657A (en) * 1970-06-17 1971-08-17 Jeanne Pfaff Method and apparatus for electronic sensing of motor torque

Also Published As

Publication number Publication date
AT320791B (de) 1975-02-25
US3824430A (en) 1974-07-16
CH541885A (de) 1973-09-15
DE2303993A1 (de) 1974-03-07
JPS4959249A (es) 1974-06-08
GB1397156A (en) 1975-06-11

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