MD3333B2 - Dispozitiv de control al reţelei trifazate - Google Patents

Dispozitiv de control al reţelei trifazate Download PDF

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Publication number
MD3333B2
MD3333B2 MDA20040129A MD20040129A MD3333B2 MD 3333 B2 MD3333 B2 MD 3333B2 MD A20040129 A MDA20040129 A MD A20040129A MD 20040129 A MD20040129 A MD 20040129A MD 3333 B2 MD3333 B2 MD 3333B2
Authority
MD
Moldova
Prior art keywords
phase network
network control
neutral wire
protection
sdoad
Prior art date
Application number
MDA20040129A
Other languages
English (en)
Russian (ru)
Other versions
MD20040129A (ro
Inventor
Владимир УСЕНКО
Григоре КАЗАК
Original Assignee
Научно-Производственная Фирма "Stam" О.О.О.
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 Научно-Производственная Фирма "Stam" О.О.О. filed Critical Научно-Производственная Фирма "Stam" О.О.О.
Priority to MDA20040129A priority Critical patent/MD3333B2/ro
Publication of MD20040129A publication Critical patent/MD20040129A/ro
Publication of MD3333B2 publication Critical patent/MD3333B2/ro

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  • Control Of Ac Motors In General (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

Invenţia se referă la dispozitive de comutare destinate pentru protecţia oamenilor şi animalelor de electrocutare, precum şi la protecţia de la deconectarea unei din fazele instalaţiilor electrotehnice.Dispozitivul include un traductor al curentului de scurgere (1), un amplificator preliminar (2), un comparator (3), un ansamblu de reţinere în timp (4), o cheie tiristor (5), un releu intermediar P2 - toate unite consecutiv, conectate la o reţea trifazată cu conductor neutru. Între ieşirile lineare ale dispozitivului A2, B2, C2 şi conductorul neutru N sunt conectate suplimentar rezistoarele R1, R2, R3 cu acelaşi nominal.<SDOAD>
MDA20040129A 2004-05-21 2004-05-21 Dispozitiv de control al reţelei trifazate MD3333B2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDA20040129A MD3333B2 (ro) 2004-05-21 2004-05-21 Dispozitiv de control al reţelei trifazate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20040129A MD3333B2 (ro) 2004-05-21 2004-05-21 Dispozitiv de control al reţelei trifazate

Publications (2)

Publication Number Publication Date
MD20040129A MD20040129A (ro) 2005-12-31
MD3333B2 true MD3333B2 (ro) 2007-05-31

Family

ID=35508798

Family Applications (1)

Application Number Title Priority Date Filing Date
MDA20040129A MD3333B2 (ro) 2004-05-21 2004-05-21 Dispozitiv de control al reţelei trifazate

Country Status (1)

Country Link
MD (1) MD3333B2 (ro)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD474Z (ro) * 2011-06-17 2012-08-31 ИНСТИТУТ ЭЛЕКТРОННОЙ ИНЖЕНЕРИИ И НАНОТЕХНОЛОГИЙ "D. Ghitu" АНМ Dispozitiv de comutare şi protecţie a acumulatorului
MD1221Y (ro) * 2017-05-16 2017-12-31 Институт Энергетики Академии Наук Молдовы Procedeu de conectare a sistemelor electrice de curent alternativ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Контроллер сетевого питания КР1182СА1, Техническое описание, НЦП " СИТ ", Брянск, Россия, 1996 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD474Z (ro) * 2011-06-17 2012-08-31 ИНСТИТУТ ЭЛЕКТРОННОЙ ИНЖЕНЕРИИ И НАНОТЕХНОЛОГИЙ "D. Ghitu" АНМ Dispozitiv de comutare şi protecţie a acumulatorului
MD1221Y (ro) * 2017-05-16 2017-12-31 Институт Энергетики Академии Наук Молдовы Procedeu de conectare a sistemelor electrice de curent alternativ

Also Published As

Publication number Publication date
MD20040129A (ro) 2005-12-31

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Legal Events

Date Code Title Description
KA4A Patent for invention lapsed due to non-payment of fees (with right of restoration)