BR7410014A - PERFECTED SAFETY CIRCUIT FOR AN ELECTRICAL APPLIANCE - Google Patents

PERFECTED SAFETY CIRCUIT FOR AN ELECTRICAL APPLIANCE

Info

Publication number
BR7410014A
BR7410014A BR10014/74A BR1001474A BR7410014A BR 7410014 A BR7410014 A BR 7410014A BR 10014/74 A BR10014/74 A BR 10014/74A BR 1001474 A BR1001474 A BR 1001474A BR 7410014 A BR7410014 A BR 7410014A
Authority
BR
Brazil
Prior art keywords
electrical appliance
safety circuit
perfected safety
perfected
circuit
Prior art date
Application number
BR10014/74A
Other languages
Portuguese (pt)
Inventor
H Vind
F Sorensen
Original Assignee
Danfoss As
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 Danfoss As filed Critical Danfoss As
Publication of BR7410014A publication Critical patent/BR7410014A/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
    • 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
    • H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
    • H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Transformers (AREA)
BR10014/74A 1973-12-01 1974-11-29 PERFECTED SAFETY CIRCUIT FOR AN ELECTRICAL APPLIANCE BR7410014A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2360037A DE2360037A1 (en) 1973-12-01 1973-12-01 SAFETY CIRCUIT FOR AN ELECTRICAL DEVICE

Publications (1)

Publication Number Publication Date
BR7410014A true BR7410014A (en) 1976-05-25

Family

ID=5899666

Family Applications (1)

Application Number Title Priority Date Filing Date
BR10014/74A BR7410014A (en) 1973-12-01 1974-11-29 PERFECTED SAFETY CIRCUIT FOR AN ELECTRICAL APPLIANCE

Country Status (11)

Country Link
JP (1) JPS5086652A (en)
AU (1) AU7491274A (en)
BE (1) BE821917A (en)
BR (1) BR7410014A (en)
DE (1) DE2360037A1 (en)
DK (1) DK572174A (en)
ES (1) ES432378A1 (en)
FR (1) FR2253299A1 (en)
IT (1) IT1024884B (en)
NL (1) NL7415418A (en)
NO (1) NO744280L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426973A1 (en) * 1978-05-23 1979-12-21 Laprom Corp Nv LEAKAGE CURRENT CIRCUIT BREAKER
US4412715A (en) * 1981-01-12 1983-11-01 Virginia Patent Development Corp. Modular electrical plug incorporating conductive path
DE3431581A1 (en) * 1984-08-28 1986-03-20 Friedrich Dipl.-Ing. 8033 Krailling Lauerer Electrical circuit breaker
DE3903025A1 (en) * 1989-02-02 1990-08-09 Asea Brown Boveri Method for protecting individuals
EP0513405A1 (en) * 1991-05-11 1992-11-19 Intermacom A.G. Method and apparatus for current interruption in electrically-powered apparatus and equipment
DE102004016740B4 (en) * 2004-04-05 2006-08-31 Siemens Ag Method for detecting an insulation fault in a high-voltage converter
US7936548B2 (en) 2006-02-23 2011-05-03 Siemens Aktiengesellschaft Overcurrent switching apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS445389Y1 (en) * 1965-09-06 1969-02-26

Also Published As

Publication number Publication date
AU7491274A (en) 1976-05-06
DK572174A (en) 1975-07-21
DE2360037A1 (en) 1975-06-12
IT1024884B (en) 1978-07-20
FR2253299B3 (en) 1977-08-26
ES432378A1 (en) 1976-12-01
JPS5086652A (en) 1975-07-12
BE821917A (en) 1975-03-03
FR2253299A1 (en) 1975-06-27
NL7415418A (en) 1975-06-03
NO744280L (en) 1975-06-30

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