AT334457B - Richtungsrelais fur ungeerdete netze mit kurzunterbrechung - Google Patents
Richtungsrelais fur ungeerdete netze mit kurzunterbrechungInfo
- Publication number
- AT334457B AT334457B AT239175A AT239175A AT334457B AT 334457 B AT334457 B AT 334457B AT 239175 A AT239175 A AT 239175A AT 239175 A AT239175 A AT 239175A AT 334457 B AT334457 B AT 334457B
- Authority
- AT
- Austria
- Prior art keywords
- disconnect
- brief
- directional relay
- unearthed
- networks
- Prior art date
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
- H02H3/38—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 responsive to both voltage and current; responsive to phase angle between voltage and current
- H02H3/382—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 responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
- H02H1/0053—Means for storing the measured quantities during a predetermined time
-
- 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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH608374A CH581398A5 (de) | 1974-05-03 | 1974-05-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
AT334457B true AT334457B (de) | 1976-01-25 |
ATA239175A ATA239175A (de) | 1976-05-15 |
Family
ID=4303985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT239175A AT334457B (de) | 1974-05-03 | 1975-03-27 | Richtungsrelais fur ungeerdete netze mit kurzunterbrechung |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT334457B (de) |
CH (1) | CH581398A5 (de) |
DE (1) | DE2510989A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19716826A1 (de) * | 1997-04-22 | 1998-11-19 | Stn Atlas Elektronik Gmbh | Stromversorgungsnetz, insbesondere Schiffsbordnetz |
-
1974
- 1974-05-03 CH CH608374A patent/CH581398A5/xx not_active IP Right Cessation
-
1975
- 1975-03-13 DE DE19752510989 patent/DE2510989A1/de not_active Withdrawn
- 1975-03-27 AT AT239175A patent/AT334457B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2510989A1 (de) | 1975-11-13 |
CH581398A5 (de) | 1976-10-29 |
ATA239175A (de) | 1976-05-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL7606611A (nl) | Afdichtkraag. | |
NL7500203A (nl) | Temperatuurregelstelsel. | |
NL7507669A (nl) | Koppeling. | |
NL7608081A (nl) | Digitale temperatuurregelaar. | |
DK142832C (da) | Opstaldningsindretning til kreaturer | |
IT1035103B (it) | Gruppo carrello | |
NL7505652A (nl) | Hittebestendige polyurethanelastomeren. | |
NL7510384A (nl) | Temperatuur gecompenseerde kristaloscillator. | |
NL7515229A (nl) | Rekennetwerk. | |
ATA19075A (de) | Heizungsanlage | |
NL7507450A (nl) | Ovenwagen. | |
IT1035762B (it) | Gruppo trasportatore | |
AT347841B (de) | Tunnelofen | |
AT334457B (de) | Richtungsrelais fur ungeerdete netze mit kurzunterbrechung | |
NL7500801A (nl) | Werkwijze om 7-amino-cephem verbindingen te bereiden. | |
DK108276A (da) | Tetningsliste | |
AT337954B (de) | Dammplatte fur dacher | |
SE427888B (sv) | Industribakugn av tunneltyp | |
SE404840B (sv) | Avsugningsanordning for svengbara smeltugnar | |
NL7410454A (nl) | Verplaatsbare tunnelbekisting. | |
AT358653B (de) | Klappanker-relais | |
AT354677B (de) | Zentralheizungsanlage | |
JPS5110248A (ja) | Kaitenjikuyotsugite | |
JPS514461A (ja) | Ryutaitsugite | |
DK137363C (da) | Kopieringsapparat til skraedderbrug |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EFA | Change in the company name | ||
ELJ | Ceased due to non-payment of the annual fee |