DK153612C - TROUBLESHOOTING PROTECTION CONNECTION FOR ELECTRICAL INSTALLATION - Google Patents

TROUBLESHOOTING PROTECTION CONNECTION FOR ELECTRICAL INSTALLATION

Info

Publication number
DK153612C
DK153612C DK360376A DK360376A DK153612C DK 153612 C DK153612 C DK 153612C DK 360376 A DK360376 A DK 360376A DK 360376 A DK360376 A DK 360376A DK 153612 C DK153612 C DK 153612C
Authority
DK
Denmark
Prior art keywords
troubleshooting
electrical installation
protection connection
protection
connection
Prior art date
Application number
DK360376A
Other languages
Danish (da)
Other versions
DK360376A (en
DK153612B (en
Inventor
Paul Canonne
Raymond Olivetti
Original Assignee
Saparel
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 Saparel filed Critical Saparel
Publication of DK360376A publication Critical patent/DK360376A/en
Publication of DK153612B publication Critical patent/DK153612B/en
Application granted granted Critical
Publication of DK153612C publication Critical patent/DK153612C/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
    • H02H3/26—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
    • H02H3/332—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 responsive to dc component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
DK360376A 1975-08-11 1976-08-10 TROUBLESHOOTING PROTECTION CONNECTION FOR ELECTRICAL INSTALLATION DK153612C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7524999A FR2321208A1 (en) 1975-08-11 1975-08-11 Detection of leakage current to earth - uses differential current transformer whose core is saturated by leakage current
FR7524999 1975-08-11

Publications (3)

Publication Number Publication Date
DK360376A DK360376A (en) 1977-02-12
DK153612B DK153612B (en) 1988-08-01
DK153612C true DK153612C (en) 1988-12-12

Family

ID=9158991

Family Applications (1)

Application Number Title Priority Date Filing Date
DK360376A DK153612C (en) 1975-08-11 1976-08-10 TROUBLESHOOTING PROTECTION CONNECTION FOR ELECTRICAL INSTALLATION

Country Status (2)

Country Link
DK (1) DK153612C (en)
FR (1) FR2321208A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2602534A1 (en) * 1976-01-23 1977-07-28 Siemens Ag FAULT CURRENT CIRCUIT BREAKER
LU78600A1 (en) * 1977-11-28 1979-06-13 Gath N Fault current protection switch
JPS55127826A (en) * 1979-03-26 1980-10-03 Fuji Electric Co Ltd Leakage breaker
AT383906B (en) * 1985-04-16 1987-09-10 Cti Ges Zur Pruefung Elektrote Fault current protection switch for fault change and fault current
US20230361560A1 (en) * 2022-05-06 2023-11-09 Siemens Industry, Inc. Electronic circuit breaker configured to provide a fail-safe mode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH505391A (en) * 1968-12-03 1971-03-31 Weber Ag Fabrik Elektrotechn A Device for monitoring current differences in an electrical system
DE2044302B2 (en) * 1970-09-08 1975-01-23 Siemens Ag, 1000 Berlin Und 8000 Muenchen Residual current circuit breaker

Also Published As

Publication number Publication date
DK360376A (en) 1977-02-12
FR2321208A1 (en) 1977-03-11
FR2321208B1 (en) 1980-05-16
DK153612B (en) 1988-08-01

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Legal Events

Date Code Title Description
PBP Patent lapsed