ZA891420B - Trip device for circuit breakers having electronic trip units - Google Patents
Trip device for circuit breakers having electronic trip unitsInfo
- Publication number
- ZA891420B ZA891420B ZA891420A ZA891420A ZA891420B ZA 891420 B ZA891420 B ZA 891420B ZA 891420 A ZA891420 A ZA 891420A ZA 891420 A ZA891420 A ZA 891420A ZA 891420 B ZA891420 B ZA 891420B
- Authority
- ZA
- South Africa
- Prior art keywords
- trip
- circuit breakers
- units
- electronic
- trip device
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
-
- 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
- H02H3/02—Details
- H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
- H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/169,929 US4803434A (en) | 1988-03-18 | 1988-03-18 | Test device for circuit breakers having electronic trip units |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA891420B true ZA891420B (en) | 1989-10-25 |
Family
ID=22617798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA891420A ZA891420B (en) | 1988-03-18 | 1989-02-23 | Trip device for circuit breakers having electronic trip units |
Country Status (14)
Country | Link |
---|---|
US (1) | US4803434A (ja) |
EP (1) | EP0333412B1 (ja) |
JP (1) | JPH01278220A (ja) |
KR (1) | KR960008201B1 (ja) |
CN (1) | CN1036839A (ja) |
AU (1) | AU609950B2 (ja) |
BR (1) | BR8901122A (ja) |
DE (1) | DE68923470T2 (ja) |
IE (1) | IE890531L (ja) |
IN (1) | IN171307B (ja) |
MX (1) | MX165508B (ja) |
NZ (1) | NZ228158A (ja) |
PH (1) | PH25477A (ja) |
ZA (1) | ZA891420B (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4998067A (en) * | 1989-10-10 | 1991-03-05 | Puckett James D | Portable test apparatus for low current circuit breakers |
JPH0766724B2 (ja) * | 1990-02-28 | 1995-07-19 | 三菱電機株式会社 | 回路遮断器 |
KR930010685B1 (ko) * | 1990-03-15 | 1993-11-05 | 미쯔비시 덴끼 가부시기가이샤 | 회로차단기 |
US5168261A (en) * | 1990-08-23 | 1992-12-01 | Weeks Larry P | Circuit breaker simulator |
US5270658A (en) * | 1991-08-19 | 1993-12-14 | Epstein Barry M | Means and method for testing and monitoring a circuit breaker panel assembly |
US5446386A (en) * | 1993-02-26 | 1995-08-29 | General Electric Company | Molded case circuit breaker auxiliary power supply plug |
DE19636264A1 (de) * | 1996-09-06 | 1998-03-12 | Siemens Ag | Diagnosemodul zur Überwachung eines elektrischen Antriebs |
US6545479B1 (en) * | 1999-11-05 | 2003-04-08 | Siemens Energy & Automation, Inc. | Portable tester for electronic circuit breaker |
US6377051B1 (en) | 1999-12-03 | 2002-04-23 | Abb Power T&D Company Inc. | Relay test set using computer controlled voltage supply to stimulate both voltage and current transformers |
US6429659B1 (en) * | 2000-03-09 | 2002-08-06 | General Electric Company | Connection tester for an electronic trip unit |
DE10209068C1 (de) * | 2002-02-28 | 2003-11-06 | Siemens Ag | Prüfanordnung für ein elektrisches Betriebsmittel und Verfahren zur Prüfung |
KR100810503B1 (ko) * | 2006-09-13 | 2008-03-07 | 주식회사 티앤에스테크 | 누전차단기 시험기기 |
CN102072995A (zh) * | 2010-11-03 | 2011-05-25 | 湖州电力局 | 剩余电流动作保护器对地试跳装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3532967A (en) * | 1968-01-23 | 1970-10-06 | Mallory & Co Inc P R | Testing device for circuit breakers and electrical components associated therewith |
GB1333918A (en) * | 1970-05-02 | 1973-10-17 | Lucas Industries Ltd | Instruments for checking the operation of earth leakage circuit breakers |
US3740738A (en) * | 1971-04-26 | 1973-06-19 | Westinghouse Electric Corp | Undervoltage trip circuit for circuit breaker |
US3787708A (en) * | 1973-01-02 | 1974-01-22 | Gen Electric | Monitor system for ground fault relay |
US3924160A (en) * | 1973-09-28 | 1975-12-02 | Westinghouse Electric Corp | Circuit breaker with detachably connected fault simulator |
DE2618295C3 (de) * | 1976-04-27 | 1981-06-19 | Brown, Boveri & Cie Ag, 6800 Mannheim | Prüfeinrichtung für elektrische Installationsschalter, insbesondere Fehlerstromschutzschalter |
DE2732776A1 (de) * | 1977-07-20 | 1979-02-08 | Email Ltd | Elektrisches pruefgeraet |
US4193025A (en) * | 1977-12-23 | 1980-03-11 | Globe-Union, Inc. | Automatic battery analyzer |
US4128804A (en) * | 1978-01-19 | 1978-12-05 | General Electric Company | Ground fault defeat cable for high current static trip circuit breaker test sets |
JPS54108248A (en) * | 1978-02-13 | 1979-08-24 | Toshiba Corp | Static type trip device |
FR2540286A1 (fr) * | 1983-02-01 | 1984-08-03 | Chauvin Arnoux Sa | Dispositif pour engendrer une rampe de courant alternatif pour la verification du courant de declenchement d'un disjoncteur |
US4609865A (en) * | 1983-12-14 | 1986-09-02 | Goodman Paul R | Grounding system test apparatus |
US4634981A (en) * | 1984-10-19 | 1987-01-06 | Westinghouse Electric Corp. | Method for testing a circuit breaker using a three terminal current transformer |
-
1988
- 1988-03-18 US US07/169,929 patent/US4803434A/en not_active Expired - Fee Related
-
1989
- 1989-02-20 IE IE890531A patent/IE890531L/xx unknown
- 1989-02-22 IN IN152/CAL/89A patent/IN171307B/en unknown
- 1989-02-23 ZA ZA891420A patent/ZA891420B/xx unknown
- 1989-02-28 NZ NZ228158A patent/NZ228158A/en unknown
- 1989-03-01 PH PH38263A patent/PH25477A/en unknown
- 1989-03-02 AU AU31010/89A patent/AU609950B2/en not_active Ceased
- 1989-03-09 MX MX015201A patent/MX165508B/es unknown
- 1989-03-10 BR BR898901122A patent/BR8901122A/pt not_active IP Right Cessation
- 1989-03-13 DE DE68923470T patent/DE68923470T2/de not_active Expired - Fee Related
- 1989-03-13 EP EP89302458A patent/EP0333412B1/en not_active Expired - Lifetime
- 1989-03-16 CN CN89101445A patent/CN1036839A/zh active Pending
- 1989-03-18 KR KR1019890003438A patent/KR960008201B1/ko not_active IP Right Cessation
- 1989-03-18 JP JP1067376A patent/JPH01278220A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR890015029A (ko) | 1989-10-28 |
AU3101089A (en) | 1989-09-21 |
AU609950B2 (en) | 1991-05-09 |
MX165508B (es) | 1992-11-17 |
BR8901122A (pt) | 1989-10-31 |
CN1036839A (zh) | 1989-11-01 |
IE890531L (en) | 1989-09-18 |
DE68923470D1 (de) | 1995-08-24 |
JPH01278220A (ja) | 1989-11-08 |
DE68923470T2 (de) | 1995-12-07 |
EP0333412A1 (en) | 1989-09-20 |
NZ228158A (en) | 1991-03-26 |
US4803434A (en) | 1989-02-07 |
PH25477A (en) | 1991-07-01 |
EP0333412B1 (en) | 1995-07-19 |
KR960008201B1 (ko) | 1996-06-20 |
IN171307B (ja) | 1992-09-12 |
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