MX154859A - IMPROVEMENTS IN THERMOMAGNETIC SWITCH WITH MICROCOMPUTER TRIP UNIT - Google Patents
IMPROVEMENTS IN THERMOMAGNETIC SWITCH WITH MICROCOMPUTER TRIP UNITInfo
- Publication number
- MX154859A MX154859A MX186850A MX18685081A MX154859A MX 154859 A MX154859 A MX 154859A MX 186850 A MX186850 A MX 186850A MX 18685081 A MX18685081 A MX 18685081A MX 154859 A MX154859 A MX 154859A
- Authority
- MX
- Mexico
- Prior art keywords
- trip unit
- thermomagnetic switch
- microcomputer
- microcomputer trip
- thermomagnetic
- Prior art date
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
- H02H3/08—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
- H02H3/10—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 additionally responsive to some other abnormal electrical conditions
- H02H3/105—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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
-
- 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
- H02H3/0935—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 the timing being determined by numerical means
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14063180A | 1980-04-15 | 1980-04-15 | |
US06/140,632 US4377836A (en) | 1980-04-15 | 1980-04-15 | Circuit interrupter with solid state digital trip unit and positive power-up feature |
Publications (1)
Publication Number | Publication Date |
---|---|
MX154859A true MX154859A (en) | 1987-12-22 |
Family
ID=26838358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX186850A MX154859A (en) | 1980-04-15 | 1981-04-14 | IMPROVEMENTS IN THERMOMAGNETIC SWITCH WITH MICROCOMPUTER TRIP UNIT |
Country Status (9)
Country | Link |
---|---|
AU (1) | AU549018B2 (en) |
BR (1) | BR8102310A (en) |
CH (1) | CH658755A5 (en) |
FR (1) | FR2481534B1 (en) |
GB (1) | GB2073969B (en) |
IE (1) | IE51346B1 (en) |
IT (1) | IT1137369B (en) |
MX (1) | MX154859A (en) |
NZ (1) | NZ196611A (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4446498A (en) * | 1982-04-05 | 1984-05-01 | Siemens-Allis, Inc. | Electronic control system for overload relay or the like |
US4456871A (en) * | 1982-04-05 | 1984-06-26 | Siemens-Allis, Inc. | Power supply for electronic control system |
US4423459A (en) | 1982-04-05 | 1983-12-27 | Siemens-Allis, Inc. | Solid state circuit protection system and method |
US4423458A (en) | 1982-04-05 | 1983-12-27 | Siemens-Allis, Inc. | Signal processing system for overload relay or the like |
US4672501A (en) * | 1984-06-29 | 1987-06-09 | General Electric Company | Circuit breaker and protective relay unit |
FR2578091B1 (en) * | 1985-02-25 | 1988-08-05 | Merlin Gerin | CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER PROVIDED WITH A CALIBRATION CIRCUIT |
FR2578090B1 (en) * | 1985-02-25 | 1989-12-01 | Merlin Gerin | CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER WITH REVERSE TIME TRIGGERING FUNCTION |
JPS61207128A (en) * | 1985-03-07 | 1986-09-13 | 三菱電機株式会社 | Anti-time limiting relay |
FR2595170B1 (en) * | 1986-03-03 | 1990-03-09 | Mors | ELECTRONIC ELECTRIC MOTOR PROTECTION METHOD AND DEVICE FOR IMPLEMENTING IT |
US4752853A (en) * | 1987-02-20 | 1988-06-21 | Westinghouse Electric Corp. | Circuit interrupter apparatus with an integral trip curve display |
US4827369A (en) * | 1987-02-20 | 1989-05-02 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a selectable display means |
US4809125A (en) * | 1987-02-20 | 1989-02-28 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a style saving rating plug |
JP2604015B2 (en) * | 1988-09-09 | 1997-04-23 | 日本碍子株式会社 | Distribution line monitoring system |
JPH0284014A (en) * | 1988-09-20 | 1990-03-26 | Ngk Insulators Ltd | Distribution line monitoring system |
JPH0834705B2 (en) * | 1988-11-16 | 1996-03-29 | 株式会社大林組 | Switch |
AT399429B (en) * | 1989-06-06 | 1995-05-26 | Gec Alsthom T & D Gmbh | ELECTRONIC DEVICE WITH A PLUG UNIT FOR SWITCHING MONITORING OF SWITCHGEAR |
US6097192A (en) * | 1998-03-05 | 2000-08-01 | General Electric Company | Method for initializing short time and groundfault protection heat index accumulators in a trip unit |
US8355230B2 (en) | 2003-12-08 | 2013-01-15 | Siemens Industry, Inc. | Extended instantaneous protection |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2609654B2 (en) * | 1976-03-09 | 1978-01-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | DIGITAL OVERCURRENT RELEASE |
FR2412079A1 (en) * | 1977-12-13 | 1979-07-13 | Electricite De France | Electrical power distribution network fault detector - has FET switches with low-pass filter providing blocking signals for isolating circuit at multivibrator output |
ES468764A1 (en) * | 1978-04-13 | 1979-10-01 | Arteche Instr Sistemas | A new delayed action electrical protection device, depending on an adjusted magnitude. |
GB2020124B (en) * | 1978-04-27 | 1982-08-25 | Tokyo Shibaura Electric Co | Overcurrent protection |
JPS55127821A (en) * | 1979-03-27 | 1980-10-03 | Tokyo Shibaura Electric Co | Digital protection relay unit |
US4339802A (en) * | 1979-08-10 | 1982-07-13 | Tokyo Shibaura Denki Kabushiki Kaisha | Digital protective relaying devices |
US4319298A (en) * | 1979-08-28 | 1982-03-09 | General Electric Company | Motor protection device |
WO1981002496A1 (en) * | 1980-02-23 | 1981-09-03 | Ellison George Ltd | Overcurrent protection devices |
-
1981
- 1981-03-24 NZ NZ196611A patent/NZ196611A/en unknown
- 1981-03-25 AU AU68732/81A patent/AU549018B2/en not_active Expired
- 1981-03-31 IE IE731/81A patent/IE51346B1/en not_active IP Right Cessation
- 1981-04-09 GB GB8111092A patent/GB2073969B/en not_active Expired
- 1981-04-14 BR BR8102310A patent/BR8102310A/en not_active IP Right Cessation
- 1981-04-14 IT IT21171/81A patent/IT1137369B/en active
- 1981-04-14 CH CH2498/81A patent/CH658755A5/en not_active IP Right Cessation
- 1981-04-14 MX MX186850A patent/MX154859A/en unknown
- 1981-04-15 FR FR8107623A patent/FR2481534B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH658755A5 (en) | 1986-11-28 |
IT8121171A0 (en) | 1981-04-14 |
IE810731L (en) | 1981-10-15 |
FR2481534A1 (en) | 1981-10-30 |
NZ196611A (en) | 1985-07-31 |
IE51346B1 (en) | 1986-12-10 |
GB2073969A (en) | 1981-10-21 |
BR8102310A (en) | 1981-12-08 |
IT1137369B (en) | 1986-09-10 |
GB2073969B (en) | 1984-09-26 |
AU6873281A (en) | 1981-10-22 |
AU549018B2 (en) | 1986-01-09 |
FR2481534B1 (en) | 1986-12-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX154859A (en) | IMPROVEMENTS IN THERMOMAGNETIC SWITCH WITH MICROCOMPUTER TRIP UNIT | |
MX151071A (en) | IMPROVEMENTS IN VACUUM ELECTRIC SWITCH | |
ES493815A0 (en) | IMPROVEMENTS IN OPTICALLY TRIPPED SWITCHES | |
MX152298A (en) | IMPROVEMENTS IN TIME DIVISION SWITCH MATRIX | |
MX152450A (en) | IMPROVEMENTS IN OVERCURRENT RELAY CIRCUIT | |
MX146285A (en) | IMPROVEMENTS IN UNIT THERMAL SWITCH | |
MX159799A (en) | IMPROVEMENTS IN CIRCUIT BREAKER WITH QUICK TRIP UNIT | |
MX145611A (en) | IMPROVEMENTS IN CIRCUIT BREAKER | |
MX150613A (en) | IMPROVEMENTS IN CAPACITIVE ELECTRIC SWITCH | |
MX151574A (en) | IMPROVEMENTS IN ELECTRIC CIRCUIT BREAKER | |
ES550489A0 (en) | IMPROVEMENTS IN AN EMERGENCY SWITCHING DEVICE | |
NO803415L (en) | ELECTRIC SWITCH DEVICE | |
IT1136773B (en) | CONTACTOR WITH DISCONNECTOR PROPERTY | |
MX152282A (en) | IMPROVEMENTS IN SLIDING ELECTRIC SWITCH | |
MX151605A (en) | IMPROVEMENTS IN ELECTRIC CIRCUIT BREAKER | |
DD241001A3 (en) | SWITCH | |
MX148792A (en) | IMPROVEMENTS IN VACUUM SWITCHES | |
ES524960A0 (en) | IMPROVEMENTS IN AN ELECTRONIC TIME SWITCH | |
ES502244A0 (en) | IMPROVEMENTS IN PUSH BUTTON SWITCHES | |
MX149772A (en) | IMPROVEMENTS IN FREE SWITCHING PULSARY CIRCUIT | |
BR8103381A (en) | ELECTRIC SWITCH DEVICE | |
MX148256A (en) | IMPROVEMENTS IN ELECTROMAGNETIC SWITCH | |
AR227416A1 (en) | IMPROVEMENTS IN AN ELECTRICAL SWITCH | |
AR218579A1 (en) | IMPROVEMENTS IN ELECTRICAL SWITCHES | |
ES503430A0 (en) | IMPROVEMENTS IN TELEFONI-CA SWITCHING FACILITIES |