KR960005935U - Electromagnetic wave blocking earth leakage breaker using ground potential - Google Patents

Electromagnetic wave blocking earth leakage breaker using ground potential

Info

Publication number
KR960005935U
KR960005935U KR2019940019150U KR19940019150U KR960005935U KR 960005935 U KR960005935 U KR 960005935U KR 2019940019150 U KR2019940019150 U KR 2019940019150U KR 19940019150 U KR19940019150 U KR 19940019150U KR 960005935 U KR960005935 U KR 960005935U
Authority
KR
South Korea
Prior art keywords
electromagnetic wave
ground potential
earth leakage
leakage breaker
wave blocking
Prior art date
Application number
KR2019940019150U
Other languages
Korean (ko)
Other versions
KR0133418Y1 (en
Inventor
김정무
Original Assignee
김정무
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 김정무 filed Critical 김정무
Priority to KR2019940019150U priority Critical patent/KR0133418Y1/en
Priority to EP95400841A priority patent/EP0677908A3/en
Priority to US08/422,382 priority patent/US5614889A/en
Publication of KR960005935U publication Critical patent/KR960005935U/en
Application granted granted Critical
Publication of KR0133418Y1 publication Critical patent/KR0133418Y1/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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • 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
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Emergency Protection Circuit Devices (AREA)
KR2019940019150U 1994-04-14 1994-07-29 Ground detection circuit for electronic apparatus KR0133418Y1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR2019940019150U KR0133418Y1 (en) 1994-07-29 1994-07-29 Ground detection circuit for electronic apparatus
EP95400841A EP0677908A3 (en) 1994-04-14 1995-04-13 Apparatus for automatically coupling an internal ground to an external ground.
US08/422,382 US5614889A (en) 1994-04-14 1995-04-13 Apparatus and methods for coupling a case of an electric appliance to an external ground and for detecting leakage current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019940019150U KR0133418Y1 (en) 1994-07-29 1994-07-29 Ground detection circuit for electronic apparatus

Publications (2)

Publication Number Publication Date
KR960005935U true KR960005935U (en) 1996-02-17
KR0133418Y1 KR0133418Y1 (en) 1999-04-15

Family

ID=19389733

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019940019150U KR0133418Y1 (en) 1994-04-14 1994-07-29 Ground detection circuit for electronic apparatus

Country Status (1)

Country Link
KR (1) KR0133418Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102302895B1 (en) * 2020-01-23 2021-09-16 강원대학교산학협력단 Detection apparatus for leakage current fault of LED lighting using earth resistance

Also Published As

Publication number Publication date
KR0133418Y1 (en) 1999-04-15

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Legal Events

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E701 Decision to grant or registration of patent right
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FPAY Annual fee payment

Payment date: 20051011

Year of fee payment: 8

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