JPS57126224A - Input circuit for protection relay unit - Google Patents

Input circuit for protection relay unit

Info

Publication number
JPS57126224A
JPS57126224A JP56011046A JP1104681A JPS57126224A JP S57126224 A JPS57126224 A JP S57126224A JP 56011046 A JP56011046 A JP 56011046A JP 1104681 A JP1104681 A JP 1104681A JP S57126224 A JPS57126224 A JP S57126224A
Authority
JP
Japan
Prior art keywords
input circuit
relay unit
protection relay
protection
unit
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP56011046A
Other languages
English (en)
Other versions
JPH0159812B2 (ja
Inventor
Masaji Usui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP56011046A priority Critical patent/JPS57126224A/ja
Priority to US06/395,154 priority patent/US4502013A/en
Publication of JPS57126224A publication Critical patent/JPS57126224A/ja
Publication of JPH0159812B2 publication Critical patent/JPH0159812B2/ja
Granted legal-status Critical Current

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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/2173—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a biphase or polyphase circuit arrangement

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Rectifiers (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP56011046A 1981-01-27 1981-01-27 Input circuit for protection relay unit Granted JPS57126224A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56011046A JPS57126224A (en) 1981-01-27 1981-01-27 Input circuit for protection relay unit
US06/395,154 US4502013A (en) 1981-01-27 1982-07-06 Input converting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56011046A JPS57126224A (en) 1981-01-27 1981-01-27 Input circuit for protection relay unit

Publications (2)

Publication Number Publication Date
JPS57126224A true JPS57126224A (en) 1982-08-05
JPH0159812B2 JPH0159812B2 (ja) 1989-12-19

Family

ID=11767090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56011046A Granted JPS57126224A (en) 1981-01-27 1981-01-27 Input circuit for protection relay unit

Country Status (2)

Country Link
US (1) US4502013A (ja)
JP (1) JPS57126224A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59113769U (ja) * 1983-01-21 1984-08-01 日本アビオニクス株式会社 絶対値回路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5349304A (en) * 1993-02-12 1994-09-20 Sgs-Thomson Microelectronics, Inc. Operational amplifier having multiple positive inputs
US7215191B2 (en) * 1998-06-26 2007-05-08 Yamaha Corporation Device for amplitude adjustment and rectification made with MOS technology
DE10238240A1 (de) * 2002-08-21 2004-03-04 Robert Bosch Gmbh Verfahren zur Befüllung mindestens zweier Rezipienten sowie pneumatische Schaltung zur Durchführung des Verfahrens
EP2486583A4 (en) * 2009-10-09 2017-06-07 DH Technologies Development Pte. Ltd. Apparatus for measuring rf voltage from a quadrupole in a mass spectrometer

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569841A (en) * 1968-07-09 1971-03-09 Peter L Richman Harmonic-rejecting ac-to-dc converter
US3555432A (en) * 1969-01-22 1971-01-12 Us Navy High-speed ac/dc converter
JPS5228621A (en) * 1975-08-29 1977-03-03 Hitachi Ltd Full wave rectifier amplifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59113769U (ja) * 1983-01-21 1984-08-01 日本アビオニクス株式会社 絶対値回路

Also Published As

Publication number Publication date
JPH0159812B2 (ja) 1989-12-19
US4502013A (en) 1985-02-26

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