NZ196611A - Microprocessor control of interrupter trip functions - Google Patents
Microprocessor control of interrupter trip functionsInfo
- Publication number
- NZ196611A NZ196611A NZ196611A NZ19661181A NZ196611A NZ 196611 A NZ196611 A NZ 196611A NZ 196611 A NZ196611 A NZ 196611A NZ 19661181 A NZ19661181 A NZ 19661181A NZ 196611 A NZ196611 A NZ 196611A
- Authority
- NZ
- New Zealand
- Prior art keywords
- current
- digital
- circuit interrupter
- processor
- memory
- Prior art date
Links
- 230000006870 function Effects 0.000 title claims description 44
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 10
- 239000004020 conductor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000000717 retained effect Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 6
- 101100534682 Arabidopsis thaliana SUMO4 gene Proteins 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 101150060434 PPC2 gene Proteins 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229940012720 subsys Drugs 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Protection Of Generators And Motors (AREA)
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 |
|---|---|
| NZ196611A true NZ196611A (en) | 1985-07-31 |
Family
ID=26838358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ196611A NZ196611A (en) | 1980-04-15 | 1981-03-24 | Microprocessor control of interrupter trip functions |
Country Status (9)
| Country | Link |
|---|---|
| AU (1) | AU549018B2 (pt) |
| BR (1) | BR8102310A (pt) |
| CH (1) | CH658755A5 (pt) |
| FR (1) | FR2481534B1 (pt) |
| GB (1) | GB2073969B (pt) |
| IE (1) | IE51346B1 (pt) |
| IT (1) | IT1137369B (pt) |
| MX (1) | MX154859A (pt) |
| NZ (1) | NZ196611A (pt) |
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 |
| US4423459A (en) | 1982-04-05 | 1983-12-27 | Siemens-Allis, Inc. | Solid state circuit protection system and method |
| US4456871A (en) * | 1982-04-05 | 1984-06-26 | Siemens-Allis, Inc. | Power supply for electronic control system |
| 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 |
| FR2578090B1 (fr) * | 1985-02-25 | 1989-12-01 | Merlin Gerin | Disjoncteur a declencheur statique numerise a fonction de declenchement a temps inverse |
| FR2578091B1 (fr) * | 1985-02-25 | 1988-08-05 | Merlin Gerin | Disjoncteur a declencheur statique numerique dote d'un circuit de calibrage |
| JPS61207128A (ja) * | 1985-03-07 | 1986-09-13 | 三菱電機株式会社 | 反限時継電器 |
| FR2595170B1 (fr) * | 1986-03-03 | 1990-03-09 | Mors | Procede de protection electronique de moteur electrique et dispositif pour sa mise en oeuvre |
| 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 (ja) * | 1988-09-09 | 1997-04-23 | 日本碍子株式会社 | 配電線監視システム |
| JPH0284014A (ja) * | 1988-09-20 | 1990-03-26 | Ngk Insulators Ltd | 配電線監視システム |
| JPH0834705B2 (ja) * | 1988-11-16 | 1996-03-29 | 株式会社大林組 | 開閉器 |
| AT399429B (de) * | 1989-06-06 | 1995-05-26 | Gec Alsthom T & D Gmbh | Elektronische einrichtung mit einer steckeinheit zur ausschaltüberwachung von schaltgeräten |
| 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 (de) * | 1976-03-09 | 1978-01-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Digitaler ueberstromausloeser |
| FR2412079A1 (fr) * | 1977-12-13 | 1979-07-13 | Electricite De France | Dispositif de mesure a affichage numerique d'une valeur temporaire de tension a frequence de reseau, en reponse a l'apparition d'un signal d'evenement |
| ES468764A1 (es) * | 1978-04-13 | 1979-10-01 | Arteche Instr Sistemas | nueva proteccion electrica con tiempo de retardo dependien-te de una magnitud regulada |
| 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 |
| JPS57500313A (pt) * | 1980-02-23 | 1982-02-18 |
-
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 CH CH2498/81A patent/CH658755A5/de not_active IP Right Cessation
- 1981-04-14 BR BR8102310A patent/BR8102310A/pt not_active IP Right Cessation
- 1981-04-14 IT IT21171/81A patent/IT1137369B/it active
- 1981-04-14 MX MX186850A patent/MX154859A/es unknown
- 1981-04-15 FR FR8107623A patent/FR2481534B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| MX154859A (es) | 1987-12-22 |
| IT1137369B (it) | 1986-09-10 |
| AU6873281A (en) | 1981-10-22 |
| FR2481534A1 (fr) | 1981-10-30 |
| IE51346B1 (en) | 1986-12-10 |
| AU549018B2 (en) | 1986-01-09 |
| FR2481534B1 (fr) | 1986-12-26 |
| GB2073969A (en) | 1981-10-21 |
| GB2073969B (en) | 1984-09-26 |
| CH658755A5 (de) | 1986-11-28 |
| IT8121171A0 (it) | 1981-04-14 |
| IE810731L (en) | 1981-10-15 |
| BR8102310A (pt) | 1981-12-08 |
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