NL8104558A - Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. - Google Patents
Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. Download PDFInfo
- Publication number
- NL8104558A NL8104558A NL8104558A NL8104558A NL8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A NL 8104558 A NL8104558 A NL 8104558A
- Authority
- NL
- Netherlands
- Prior art keywords
- frequency converter
- circuit
- protection
- thyristor
- measures
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813128638 DE3128638A1 (de) | 1981-07-20 | 1981-07-20 | Schaltungsanordnung zum schutz von umrichterbauelementen gegen ueberspannungen |
DE3128638 | 1981-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL8104558A true NL8104558A (nl) | 1983-02-16 |
Family
ID=6137323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8104558A NL8104558A (nl) | 1981-07-20 | 1981-10-07 | Schakeling om de componenten van een frequentieomzetter tegen overspanningen te beveiligen. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3128638A1 (de) |
DK (1) | DK568481A (de) |
FR (1) | FR2509924A1 (de) |
NL (1) | NL8104558A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2684816B1 (fr) * | 1991-12-10 | 1994-05-27 | Sgs Thomson Microelectronics | Circuit de protection serie. |
FI98255C (fi) * | 1994-04-14 | 1997-05-12 | Kone Oy | Ylijännitesuojaus |
FI20030525A0 (fi) * | 2003-04-08 | 2003-04-08 | Abb Oy | Suuntaajavälineiden suojauskokoonpano |
FI116174B (fi) * | 2003-04-08 | 2005-09-30 | Abb Oy | Kokoonpano ja menetelmä suuntaajavälineiden suojaamiseksi |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB960667A (en) * | 1961-04-26 | 1964-06-10 | Gen Electric | Voltage surge protector |
US3213349A (en) * | 1962-04-18 | 1965-10-19 | Gen Electric | Protective control circuits |
CH468735A (de) * | 1966-09-13 | 1969-02-15 | Bbc Brown Boveri & Cie | Einrichtung mit Wechselrichter zur Speisung von Asynchronmotoren |
JPS4521045B1 (de) * | 1967-01-02 | 1970-07-17 | ||
DE1613842A1 (de) * | 1967-10-30 | 1971-01-21 | Licentia Gmbh | Zwangskommutierter Wechselrichter grosser Leistung mit elektronischem Kurzschlussschutz |
CH581916A5 (de) * | 1975-03-10 | 1976-11-15 | Bbc Brown Boveri & Cie | |
DE2924729C2 (de) * | 1979-06-16 | 1985-01-10 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zum Schutz des Wechselrichters in einem Zwischenkreisumrichter |
-
1981
- 1981-07-20 DE DE19813128638 patent/DE3128638A1/de not_active Ceased
- 1981-10-07 NL NL8104558A patent/NL8104558A/nl not_active Application Discontinuation
- 1981-12-21 DK DK568481A patent/DK568481A/da not_active Application Discontinuation
-
1982
- 1982-04-30 FR FR8207561A patent/FR2509924A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DK568481A (da) | 1983-01-21 |
FR2509924A1 (fr) | 1983-01-21 |
FR2509924B3 (de) | 1984-06-08 |
DE3128638A1 (de) | 1983-07-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |