KR890007778U - 전기자동개페회로 - Google Patents

전기자동개페회로

Info

Publication number
KR890007778U
KR890007778U KR2019870016334U KR870016334U KR890007778U KR 890007778 U KR890007778 U KR 890007778U KR 2019870016334 U KR2019870016334 U KR 2019870016334U KR 870016334 U KR870016334 U KR 870016334U KR 890007778 U KR890007778 U KR 890007778U
Authority
KR
South Korea
Prior art keywords
open circuit
automatic open
electric automatic
electric
circuit
Prior art date
Application number
KR2019870016334U
Other languages
English (en)
Other versions
KR910006948Y1 (ko
Inventor
이명구
Original Assignee
정정포
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 정정포 filed Critical 정정포
Priority to KR2019870016334U priority Critical patent/KR910006948Y1/ko
Publication of KR890007778U publication Critical patent/KR890007778U/ko
Application granted granted Critical
Publication of KR910006948Y1 publication Critical patent/KR910006948Y1/ko

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
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • H02H3/066—Reconnection being a consequence of eliminating the fault which caused disconnection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/04—Voltage dividers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
KR2019870016334U 1987-09-25 1987-09-25 전기자동개페회로 KR910006948Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870016334U KR910006948Y1 (ko) 1987-09-25 1987-09-25 전기자동개페회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870016334U KR910006948Y1 (ko) 1987-09-25 1987-09-25 전기자동개페회로

Publications (2)

Publication Number Publication Date
KR890007778U true KR890007778U (ko) 1989-05-17
KR910006948Y1 KR910006948Y1 (ko) 1991-09-17

Family

ID=19268245

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870016334U KR910006948Y1 (ko) 1987-09-25 1987-09-25 전기자동개페회로

Country Status (1)

Country Link
KR (1) KR910006948Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220099677A (ko) * 2021-01-07 2022-07-14 이주수 엘리베이터 보호용 과전압 차단장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220099677A (ko) * 2021-01-07 2022-07-14 이주수 엘리베이터 보호용 과전압 차단장치

Also Published As

Publication number Publication date
KR910006948Y1 (ko) 1991-09-17

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee