NL183001C - DEVICE FOR THE PROTECTION OF A LINE SECTION. - Google Patents

DEVICE FOR THE PROTECTION OF A LINE SECTION.

Info

Publication number
NL183001C
NL183001C NL7502359A NL7502359A NL183001C NL 183001 C NL183001 C NL 183001C NL 7502359 A NL7502359 A NL 7502359A NL 7502359 A NL7502359 A NL 7502359A NL 183001 C NL183001 C NL 183001C
Authority
NL
Netherlands
Prior art keywords
protection
line section
section
line
Prior art date
Application number
NL7502359A
Other languages
Dutch (nl)
Other versions
NL7502359A (en
NL183001B (en
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of NL7502359A publication Critical patent/NL7502359A/en
Publication of NL183001B publication Critical patent/NL183001B/en
Application granted granted Critical
Publication of NL183001C publication Critical patent/NL183001C/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • 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
    • H02H3/28—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/283—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 two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus and taking into account saturation of current transformers
NL7502359A 1974-02-27 1975-02-27 DEVICE FOR THE PROTECTION OF A LINE SECTION. NL183001C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH274674A CH577762A5 (en) 1974-02-27 1974-02-27

Publications (3)

Publication Number Publication Date
NL7502359A NL7502359A (en) 1975-08-29
NL183001B NL183001B (en) 1988-01-18
NL183001C true NL183001C (en) 1988-06-16

Family

ID=4240670

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502359A NL183001C (en) 1974-02-27 1975-02-27 DEVICE FOR THE PROTECTION OF A LINE SECTION.

Country Status (10)

Country Link
AT (1) AT346960B (en)
BE (1) BE825874A (en)
CH (1) CH577762A5 (en)
DE (1) DE2413399A1 (en)
DK (1) DK68075A (en)
ES (1) ES435029A1 (en)
FR (1) FR2262428A1 (en)
IT (1) IT1033141B (en)
NL (1) NL183001C (en)
SE (1) SE407316B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173774A (en) * 1977-12-08 1979-11-06 Westinghouse Electric Corp. Parallel AC electrical system with differential protection immune to high current through faults
AT384325B (en) * 1986-03-20 1987-10-27 Bbc Ag Oesterr Ground fault busbar protection
JPH06225448A (en) * 1992-12-04 1994-08-12 Fuji Electric Co Ltd Method of protecting bus
FR2990305B1 (en) 2012-05-07 2015-11-20 Ece METHOD FOR PROTECTING AN ELECTRIC POWER DISTRIBUTION UNIT

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT271610B (en) * 1966-06-08 1969-06-10 Siemens Gmbh Differential protection device for electrical systems with two or more branches
DE2216377B2 (en) * 1972-03-30 1974-09-12 Siemens Ag Differential protection

Also Published As

Publication number Publication date
IT1033141B (en) 1979-07-10
DE2413399C2 (en) 1989-04-20
NL7502359A (en) 1975-08-29
FR2262428B1 (en) 1982-03-05
BE825874A (en) 1975-06-16
AU7847975A (en) 1976-08-26
DE2413399A1 (en) 1975-09-04
DK68075A (en) 1975-10-27
FR2262428A1 (en) 1975-09-19
ES435029A1 (en) 1976-12-16
SE407316B (en) 1979-03-19
SE7501981L (en) 1975-08-29
NL183001B (en) 1988-01-18
ATA139875A (en) 1977-04-15
AT346960B (en) 1978-12-11
CH577762A5 (en) 1976-07-15

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: BBC BROWN BOVERI AG

BK Erratum

Free format text: IN PAT.BUL.12/88,PAGES 1321 AND 1322:CORR.:BBC BROWN, BOVERI AG.

V1 Lapsed because of non-payment of the annual fee