KR910001695U - Automatic switching of power supply voltage and overvoltage blocking device - Google Patents

Automatic switching of power supply voltage and overvoltage blocking device

Info

Publication number
KR910001695U
KR910001695U KR2019890007863U KR890007863U KR910001695U KR 910001695 U KR910001695 U KR 910001695U KR 2019890007863 U KR2019890007863 U KR 2019890007863U KR 890007863 U KR890007863 U KR 890007863U KR 910001695 U KR910001695 U KR 910001695U
Authority
KR
South Korea
Prior art keywords
power supply
supply voltage
blocking device
automatic switching
overvoltage blocking
Prior art date
Application number
KR2019890007863U
Other languages
Korean (ko)
Other versions
KR910005526Y1 (en
Inventor
양창민
Original Assignee
양창민
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 양창민 filed Critical 양창민
Priority to KR2019890007863U priority Critical patent/KR910005526Y1/en
Publication of KR910001695U publication Critical patent/KR910001695U/en
Application granted granted Critical
Publication of KR910005526Y1 publication Critical patent/KR910005526Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/443—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/45—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/451—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output voltage or frequency
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Emergency Protection Circuit Devices (AREA)
KR2019890007863U 1989-06-07 1989-06-07 Voltage converter with cutting off over voltage KR910005526Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890007863U KR910005526Y1 (en) 1989-06-07 1989-06-07 Voltage converter with cutting off over voltage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890007863U KR910005526Y1 (en) 1989-06-07 1989-06-07 Voltage converter with cutting off over voltage

Publications (2)

Publication Number Publication Date
KR910001695U true KR910001695U (en) 1991-01-24
KR910005526Y1 KR910005526Y1 (en) 1991-07-27

Family

ID=19286896

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890007863U KR910005526Y1 (en) 1989-06-07 1989-06-07 Voltage converter with cutting off over voltage

Country Status (1)

Country Link
KR (1) KR910005526Y1 (en)

Also Published As

Publication number Publication date
KR910005526Y1 (en) 1991-07-27

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Legal Events

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