IT7903487A0 - Dispositivo rivelatore di sovracorrente e di mancanza di fase - Google Patents

Dispositivo rivelatore di sovracorrente e di mancanza di fase

Info

Publication number
IT7903487A0
IT7903487A0 IT7903487A IT348779A IT7903487A0 IT 7903487 A0 IT7903487 A0 IT 7903487A0 IT 7903487 A IT7903487 A IT 7903487A IT 348779 A IT348779 A IT 348779A IT 7903487 A0 IT7903487 A0 IT 7903487A0
Authority
IT
Italy
Prior art keywords
overcurrent
detection device
failure detection
phase failure
phase
Prior art date
Application number
IT7903487A
Other languages
English (en)
Other versions
IT1193453B (it
Inventor
Ideo Volta
Original Assignee
Puntimatic S N C D Musiani Fra
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 Puntimatic S N C D Musiani Fra filed Critical Puntimatic S N C D Musiani Fra
Priority to IT03487/79A priority Critical patent/IT1193453B/it
Publication of IT7903487A0 publication Critical patent/IT7903487A0/it
Priority to EP80830066A priority patent/EP0025022A1/en
Priority to RO102037A priority patent/RO81307B/ro
Priority to US06/182,589 priority patent/US4354216A/en
Priority to JP12072480A priority patent/JPS5638929A/ja
Priority to ES494715A priority patent/ES494715A0/es
Application granted granted Critical
Publication of IT1193453B publication Critical patent/IT1193453B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • 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
    • H02H3/08—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 current
    • H02H3/093—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 current with timing means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/09—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
IT03487/79A 1979-09-03 1979-09-03 Dispositivo rivelatore di sovracorrente e di mancanza di fase IT1193453B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT03487/79A IT1193453B (it) 1979-09-03 1979-09-03 Dispositivo rivelatore di sovracorrente e di mancanza di fase
EP80830066A EP0025022A1 (en) 1979-09-03 1980-08-08 Detector device for overcurrents and the loss of one or two phases
RO102037A RO81307B (ro) 1979-09-03 1980-08-25 DISPOZITIV DE DETECTARE A SUPRACURENTILOR SI A îNTRERUPERII UNEIA SAU A DOUA FAZE
US06/182,589 US4354216A (en) 1979-09-03 1980-08-29 Detector device for overcurrents and the loss of one or two phases
JP12072480A JPS5638929A (en) 1979-09-03 1980-09-02 Overcurrent and one or two phase defect detector
ES494715A ES494715A0 (es) 1979-09-03 1980-09-02 Perfeccionamientos en dispositivos detectores de sobreco- rriente y de falta de fase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT03487/79A IT1193453B (it) 1979-09-03 1979-09-03 Dispositivo rivelatore di sovracorrente e di mancanza di fase

Publications (2)

Publication Number Publication Date
IT7903487A0 true IT7903487A0 (it) 1979-09-03
IT1193453B IT1193453B (it) 1988-06-22

Family

ID=11108286

Family Applications (1)

Application Number Title Priority Date Filing Date
IT03487/79A IT1193453B (it) 1979-09-03 1979-09-03 Dispositivo rivelatore di sovracorrente e di mancanza di fase

Country Status (6)

Country Link
US (1) US4354216A (it)
EP (1) EP0025022A1 (it)
JP (1) JPS5638929A (it)
ES (1) ES494715A0 (it)
IT (1) IT1193453B (it)
RO (1) RO81307B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381531A (en) * 1981-07-02 1983-04-26 Carrier Corporation Alternating current motor protection system
US4423459A (en) * 1982-04-05 1983-12-27 Siemens-Allis, Inc. Solid state circuit protection system and method
US4910631A (en) * 1988-01-25 1990-03-20 Westinghouse Electric Corp. Circuit breaker with over-temperature protection and low error I2 t calculator
US4833563A (en) * 1988-04-01 1989-05-23 General Electric Company Molded case circuit breaker actuator-accessory module
US5172329A (en) * 1990-06-14 1992-12-15 Rahman Azizur M Microprocessor-based digital protective relay for power transformers
US5222009A (en) * 1990-07-30 1993-06-22 Eaton Corporation Solid state overload relay
US5181155A (en) * 1990-08-30 1993-01-19 Beg Mirza A Overcurrent trip circuit
US5229697A (en) * 1992-01-30 1993-07-20 Siemens Industrial Automation, Inc. Sampling bipolar peak detector for sensing a non-symmetrical decay of an AC voltage signal
IT1262048B (it) * 1993-03-24 1996-06-18 Rino Calzolari Gruppo di protezione a doppia rottura per impianti elettrici, con valvola fusibile, bobina elettromagnetica e temporizzatore.
AU752513B2 (en) * 1998-08-04 2002-09-19 Cj Cheiljedang Corporation Polyhydroxyalkanoate production from polyols
US7309998B2 (en) * 2002-12-02 2007-12-18 Burns Lawrence M Process monitor for monitoring an integrated circuit chip
US8437720B2 (en) * 2002-12-02 2013-05-07 Broadcom Corporation Variable-gain low noise amplifier for digital terrestrial applications
US6798286B2 (en) * 2002-12-02 2004-09-28 Broadcom Corporation Gain control methods and systems in an amplifier assembly
US7260377B2 (en) * 2002-12-02 2007-08-21 Broadcom Corporation Variable-gain low noise amplifier for digital terrestrial applications
US7471941B2 (en) * 2002-12-02 2008-12-30 Broadcom Corporation Amplifier assembly including variable gain amplifier, parallel programmable amplifiers, and AGC
JP3851617B2 (ja) * 2003-05-27 2006-11-29 ファナック株式会社 モータ駆動装置
US7038423B2 (en) * 2004-05-07 2006-05-02 Bay Controls, Inc. Apparatus and method for ride through for AC induction motors
US7161375B2 (en) * 2005-02-23 2007-01-09 International Rectifier Corporation Phase-loss detection for rotating field machine
DE202007006049U1 (de) * 2007-04-25 2008-08-28 Metabowerke Gmbh Bearbeitungstisch für Handwerkzeugmaschinen und Maschinenschalter
US20090112635A1 (en) * 2007-10-30 2009-04-30 Kenneth Rubinstein Foreign Non-Qualified Deferred Compensation Hybrid Trust Strategy
AU2008321378B2 (en) 2007-11-13 2012-04-12 Emerson Climate Technologies, Inc. Three-phase detection module
US8031446B2 (en) * 2008-08-28 2011-10-04 Delta Electronics, Inc. Method of detecting output phase loss for motor driver
US9755568B2 (en) * 2014-07-09 2017-09-05 Nidec Motor Corporation System and method for detecting loss of input phase by sensing before power rectifier
CN110703124B (zh) * 2019-08-05 2021-12-14 国创移动能源创新中心(江苏)有限公司 一种用于三相电源及负载缺相检测和保护的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3581179A (en) * 1969-09-11 1971-05-25 Borg Warner Multiphase motor control system with overcurrent and undercurrent protection
IT1013821B (it) * 1974-05-28 1977-03-30 Electronic Design Snc Di Giuse Dispositivo salvamotore per moto ri trifase con interruzione di corrente di fase
US3996499A (en) * 1974-09-09 1976-12-07 Westinghouse Electric Corporation Zener diode effect on long acceleration module
US3942074A (en) * 1974-09-27 1976-03-02 General Electric Company Static overcurrent relay
US4000446A (en) * 1975-06-04 1976-12-28 Borg-Warner Corporation Overload protection system for three-phase submersible pump motor
US4006387A (en) * 1975-09-22 1977-02-01 The United States Of America As Represented By The Secretary Of The Air Force Low power solid state three-phase overcurrent/undercurrent protection circuit
DE2611014B2 (de) * 1976-03-13 1977-12-29 Siemens AG, 1000 Berlin und 8000 München Elektronisches ueberstromrelais
US4103317A (en) * 1976-06-07 1978-07-25 Val Tech Inc. Motor protector providing phase failure and overload cutoff for three-phase variable voltage variable frequency motor

Also Published As

Publication number Publication date
JPS5638929A (en) 1981-04-14
US4354216A (en) 1982-10-12
ES8105891A1 (es) 1981-06-16
EP0025022A1 (en) 1981-03-11
ES494715A0 (es) 1981-06-16
IT1193453B (it) 1988-06-22
RO81307A (ro) 1983-02-15
RO81307B (ro) 1983-02-28

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