GB2056094B - Earth leakage circuit breaker tester - Google Patents

Earth leakage circuit breaker tester

Info

Publication number
GB2056094B
GB2056094B GB8005083A GB8005083A GB2056094B GB 2056094 B GB2056094 B GB 2056094B GB 8005083 A GB8005083 A GB 8005083A GB 8005083 A GB8005083 A GB 8005083A GB 2056094 B GB2056094 B GB 2056094B
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
earth leakage
leakage circuit
breaker tester
tester
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB8005083A
Other versions
GB2056094A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Ltd
Original Assignee
Kodak Ltd
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 Kodak Ltd filed Critical Kodak Ltd
Priority to GB8005083A priority Critical patent/GB2056094B/en
Publication of GB2056094A publication Critical patent/GB2056094A/en
Application granted granted Critical
Publication of GB2056094B publication Critical patent/GB2056094B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/334—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control
    • H02H3/335—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB8005083A 1979-07-26 1980-02-14 Earth leakage circuit breaker tester Expired GB2056094B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8005083A GB2056094B (en) 1979-07-26 1980-02-14 Earth leakage circuit breaker tester

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7926022 1979-07-26
GB8005083A GB2056094B (en) 1979-07-26 1980-02-14 Earth leakage circuit breaker tester

Publications (2)

Publication Number Publication Date
GB2056094A GB2056094A (en) 1981-03-11
GB2056094B true GB2056094B (en) 1983-08-03

Family

ID=26272325

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8005083A Expired GB2056094B (en) 1979-07-26 1980-02-14 Earth leakage circuit breaker tester

Country Status (1)

Country Link
GB (1) GB2056094B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351013A (en) * 1980-04-15 1982-09-21 Westinghouse Electric Corp. Circuit interrupter with multiple display and parameter entry means
ZA828568B (en) * 1981-11-26 1983-11-30 British Nuclear Fuels Ltd A device for testing circuit breakers
GB2118310B (en) * 1982-04-08 1986-01-02 Avo Limited An instrument for testing circuit breakers
GB2197491B (en) * 1986-11-10 1990-08-22 Electricity Council Electrical circuit breaker monitoring apparatus
IL97694A0 (en) * 1991-03-27 1992-06-21 Amit Electronics & Engineering Device and method for gfci time response and ground test
DE4412305A1 (en) * 1994-04-09 1995-10-12 Rainer Dipl Phys Berthold Self-monitoring residual current circuit breaker
PL178788B1 (en) * 1994-08-24 2000-06-30 Aeg Niederspannungstech Gmbh Protective disconnect switch with automatic control device
DE19636338B4 (en) * 1996-08-30 2004-06-03 Siemens Ag Circuit arrangement for monitoring an electronic tripping device for low-voltage switches
FR2774173B1 (en) * 1998-01-23 2000-03-31 Ainf Sa METHOD FOR TESTING A DIFFERENTIAL ELECTRIC CIRCUIT BREAKER AND DEVICE FOR CARRYING OUT SUCH A METHOD
CN104198931B (en) * 2014-08-18 2017-10-20 国家电网公司 Breaker leap preventing test instrument and its test method
CN108710080A (en) * 2018-08-10 2018-10-26 江苏创能电器有限公司 Leakage analog trial jump apparatus and system

Also Published As

Publication number Publication date
GB2056094A (en) 1981-03-11

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee