ZA733920B - Switching unit for single-pole switching - Google Patents
Switching unit for single-pole switchingInfo
- Publication number
- ZA733920B ZA733920B ZA733920A ZA733920A ZA733920B ZA 733920 B ZA733920 B ZA 733920B ZA 733920 A ZA733920 A ZA 733920A ZA 733920 A ZA733920 A ZA 733920A ZA 733920 B ZA733920 B ZA 733920B
- Authority
- ZA
- South Africa
- Prior art keywords
- switching
- pole
- switching unit
- unit
- pole switching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/045—Means for extinguishing or preventing arc between current-carrying parts for arcs formed during closing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722229865 DE2229865C3 (de) | 1972-06-19 | Einpolig schaltbare Hochspannungsschalteinheit, insbesondere Lastschalter |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA733920B true ZA733920B (en) | 1974-05-29 |
Family
ID=5848140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA733920A ZA733920B (en) | 1972-06-19 | 1973-06-11 | Switching unit for single-pole switching |
Country Status (8)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3132123A1 (de) * | 1981-08-11 | 1983-03-03 | Siemens AG, 1000 Berlin und 8000 München | Ein- oder mehrpoliger schalter fuer gekapselte, druckgasisolierte hochspannungsschaltanlagen |
DE3530960A1 (de) * | 1985-08-27 | 1987-03-05 | Krone Gmbh | Vorrichtung zum dreipoligen schalten eines lasttrennschalters mittels eines handsprungantriebes |
-
1973
- 1973-06-07 AT AT503973A patent/AT332929B/de not_active IP Right Cessation
- 1973-06-11 ZA ZA733920A patent/ZA733920B/xx unknown
- 1973-06-13 SE SE7308326A patent/SE381124B/xx unknown
- 1973-06-15 DD DD171595A patent/DD104653A5/xx unknown
- 1973-06-18 NL NL7308426A patent/NL7308426A/xx not_active Application Discontinuation
- 1973-06-18 BE BE132387A patent/BE801060A/xx not_active IP Right Cessation
- 1973-06-18 IT IT68807/73A patent/IT986482B/it active
- 1973-06-19 FR FR7322322A patent/FR2189850B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT986482B (it) | 1975-01-30 |
DD104653A5 (US06589383-20030708-C00041.png) | 1974-03-12 |
SE381124B (sv) | 1975-11-24 |
BE801060A (fr) | 1973-10-15 |
NL7308426A (US06589383-20030708-C00041.png) | 1973-12-21 |
DE2229865A1 (de) | 1974-01-31 |
FR2189850A1 (US06589383-20030708-C00041.png) | 1974-01-25 |
FR2189850B3 (US06589383-20030708-C00041.png) | 1976-06-18 |
ATA503973A (de) | 1976-02-15 |
AT332929B (de) | 1976-10-25 |
DE2229865B2 (de) | 1976-07-15 |
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