DK123896B - Residual current circuit breaker with overcurrent trip. - Google Patents

Residual current circuit breaker with overcurrent trip.

Info

Publication number
DK123896B
DK123896B DK40967AA DK40967A DK123896B DK 123896 B DK123896 B DK 123896B DK 40967A A DK40967A A DK 40967AA DK 40967 A DK40967 A DK 40967A DK 123896 B DK123896 B DK 123896B
Authority
DK
Denmark
Prior art keywords
circuit breaker
current circuit
residual current
overcurrent trip
overcurrent
Prior art date
Application number
DK40967AA
Other languages
Danish (da)
Inventor
S Biedermann
Original Assignee
Uninorm Anstalt
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 Uninorm Anstalt filed Critical Uninorm Anstalt
Publication of DK123896B publication Critical patent/DK123896B/en

Links

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
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer
    • 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
    • H02H3/34—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 of a three-phase system
    • H02H3/347—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 of a three-phase system using summation current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/28—Electromagnetic mechanisms with windings acting in conjunction

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
DK40967AA 1966-01-25 1967-01-24 Residual current circuit breaker with overcurrent trip. DK123896B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT68466A AT259054B (en) 1966-01-25 1966-01-25 Residual current circuit breaker with additional overcurrent release

Publications (1)

Publication Number Publication Date
DK123896B true DK123896B (en) 1972-08-14

Family

ID=3497081

Family Applications (1)

Application Number Title Priority Date Filing Date
DK40967AA DK123896B (en) 1966-01-25 1967-01-24 Residual current circuit breaker with overcurrent trip.

Country Status (8)

Country Link
US (1) US3427505A (en)
AT (1) AT259054B (en)
CH (1) CH453477A (en)
DE (1) DE1588896B2 (en)
DK (1) DK123896B (en)
FR (1) FR1508704A (en)
GB (1) GB1136836A (en)
SE (1) SE304550B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT285709B (en) * 1967-12-19 1970-11-10 Uninorm Anstalt Residual current circuit breaker with additional overcurrent release
FR2210000B1 (en) * 1972-12-13 1976-01-30 Saparel Fr
DE2428993A1 (en) * 1974-06-15 1976-01-02 Lauerer Friedrich Protective switch against defective current - has combination of two defective current interrupters as functional unit
US4044395A (en) * 1976-08-02 1977-08-23 General Electric Company Ground fault protection system
USRE30304E (en) * 1976-08-02 1980-06-10 General Electric Company Ground fault protection system
DE3136412A1 (en) * 1981-09-14 1983-03-24 Siemens AG, 1000 Berlin und 8000 München COMBINED FAULT CURRENT AND CIRCUIT BREAKER
CH682526A5 (en) * 1990-10-27 1993-09-30 Abb Patent Gmbh Diverter isolating switch between mains conductors and earth
AT408044B (en) * 1991-05-29 2001-08-27 Biegelmeier Gottfried Fault current circuit breaker (residual current device, earth circuit breaker)
DE59207784D1 (en) * 1991-01-16 1997-02-13 Felten & Guilleaume Ag Oester Residual current circuit breaker
ZA947576B (en) * 1993-10-27 1995-05-15 Circuit Breaker Ind An electrical protection device
AU1885395A (en) * 1994-03-28 1995-10-17 Felten & Guilleaume Austria Ag Thermal overload protection for switches
DE29509098U1 (en) * 1995-06-01 1995-08-03 Siemens AG, 80333 München Coupling system
GB2303980B (en) * 1995-08-02 1997-09-10 Sheir Chun Lam Circuit breaker
DE19834973A1 (en) * 1998-08-03 2000-02-10 Siemens Ag Electrical installation device with a heat-sensitive element in a shutdown chain
DE19842470A1 (en) * 1998-09-16 2000-03-23 Siemens Ag Earth-leakage circuit-breaker (elcb) arrangement with overload protection e.g. for electrical plant and equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB391546A (en) * 1931-01-15 1933-05-04 Gen Electric Improvements in and relating to protective devices for electric distribution systems
GB675514A (en) * 1949-08-26 1952-07-09 Vickers Electrical Co Ltd Improvements in earth leakage protection for polyphase electrical circuits
NL256426A (en) * 1959-10-02
NL280036A (en) * 1961-07-03

Also Published As

Publication number Publication date
GB1136836A (en) 1968-12-18
AT259054B (en) 1967-12-27
FR1508704A (en) 1968-01-05
DE1588896A1 (en) 1971-02-04
US3427505A (en) 1969-02-11
SE304550B (en) 1968-09-30
CH453477A (en) 1968-06-14
DE1588896B2 (en) 1971-06-24

Similar Documents

Publication Publication Date Title
DK123896B (en) Residual current circuit breaker with overcurrent trip.
CH482283A (en) Circuit breaker
DK137556B (en) Current limiting circuit breaker.
AT269982B (en) Multipole residual current circuit breaker
FR1510415A (en) Overcurrent circuit breaker
CH428907A (en) Over-current circuit breaker
AT285709B (en) Residual current circuit breaker with additional overcurrent release
CH479950A (en) Electric circuit breaker
FI48020C (en) Multipole high voltage circuit breaker
CH475661A (en) Residual current circuit breaker
CH481476A (en) Electric circuit breaker
FR1534527A (en) Electric circuit breakers
FR1355898A (en) Circuit breaker tripping mechanisms
FI49891C (en) Circuit breaker.
AT264639B (en) Overload circuit breaker
AT275646B (en) Residual current circuit breaker
AT259672B (en) Residual current circuit breaker
AT280388B (en) Residual current circuit breaker
CH452024A (en) Multipole circuit breaker
CH479157A (en) Electric circuit breaker
FI48651C (en) Electronic circuit breaker system for different rated currents.
ES120414Y (en) ELECTRIC CURRENT CIRCUIT BREAKERS.
CA745270A (en) Circuit breaker with improved trip means
FR1347629A (en) Fault current circuit breaker
CA830576A (en) Circuit breaker with improved trip means