ZA891420B - Trip device for circuit breakers having electronic trip units - Google Patents

Trip device for circuit breakers having electronic trip units

Info

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
Application number
ZA891420A
Other languages
English (en)
Inventor
Christopher Gerald Walker
Gerald Walker Christopher
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA891420B publication Critical patent/ZA891420B/xx

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)
ZA891420A 1988-03-18 1989-02-23 Trip device for circuit breakers having electronic trip units ZA891420B (en)

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 (xx)
EP (1) EP0333412B1 (xx)
JP (1) JPH01278220A (xx)
KR (1) KR960008201B1 (xx)
CN (1) CN1036839A (xx)
AU (1) AU609950B2 (xx)
BR (1) BR8901122A (xx)
DE (1) DE68923470T2 (xx)
IE (1) IE890531L (xx)
IN (1) IN171307B (xx)
MX (1) MX165508B (xx)
NZ (1) NZ228158A (xx)
PH (1) PH25477A (xx)
ZA (1) ZA891420B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
DE7613154U1 (de) * 1976-04-27 1976-10-07 Brown, Boveri & Cie Ag, 6800 Mannheim Prüfeinrichtung für elektrische In-8ta»atlonsschalter, 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

Also Published As

Publication number Publication date
US4803434A (en) 1989-02-07
PH25477A (en) 1991-07-01
EP0333412B1 (en) 1995-07-19
KR960008201B1 (ko) 1996-06-20
AU3101089A (en) 1989-09-21
JPH01278220A (ja) 1989-11-08
NZ228158A (en) 1991-03-26
KR890015029A (ko) 1989-10-28
BR8901122A (pt) 1989-10-31
DE68923470D1 (de) 1995-08-24
IN171307B (xx) 1992-09-12
MX165508B (es) 1992-11-17
CN1036839A (zh) 1989-11-01
AU609950B2 (en) 1991-05-09
IE890531L (en) 1989-09-18
DE68923470T2 (de) 1995-12-07
EP0333412A1 (en) 1989-09-20

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