GB392942A - Improvements in or relating to earthing reactances - Google Patents
Improvements in or relating to earthing reactancesInfo
- Publication number
- GB392942A GB392942A GB3284831A GB3284831A GB392942A GB 392942 A GB392942 A GB 392942A GB 3284831 A GB3284831 A GB 3284831A GB 3284831 A GB3284831 A GB 3284831A GB 392942 A GB392942 A GB 392942A
- Authority
- GB
- United Kingdom
- Prior art keywords
- core
- reactance
- coils
- leg
- coil
- 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.)
- Expired
Links
- 238000004804 winding Methods 0.000 abstract 4
- 230000007935 neutral effect Effects 0.000 abstract 3
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H01F29/025—Constructional details of transformers or reactors with tapping on coil or windings
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
- G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
- G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
- G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Coils Or Transformers For Communication (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL74059D NL74059C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1931-11-26 | ||
| GB3284831A GB392942A (en) | 1931-11-26 | 1931-11-26 | Improvements in or relating to earthing reactances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3284831A GB392942A (en) | 1931-11-26 | 1931-11-26 | Improvements in or relating to earthing reactances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB392942A true GB392942A (en) | 1933-05-26 |
Family
ID=10344895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3284831A Expired GB392942A (en) | 1931-11-26 | 1931-11-26 | Improvements in or relating to earthing reactances |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB392942A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| NL (1) | NL74059C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
0
- NL NL74059D patent/NL74059C/xx active
-
1931
- 1931-11-26 GB GB3284831A patent/GB392942A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL74059C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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