GB157626A - Improvements relating to protective devices for alternating electric current systems - Google Patents
Improvements relating to protective devices for alternating electric current systemsInfo
- Publication number
- GB157626A GB157626A GB3092219A GB3092219A GB157626A GB 157626 A GB157626 A GB 157626A GB 3092219 A GB3092219 A GB 3092219A GB 3092219 A GB3092219 A GB 3092219A GB 157626 A GB157626 A GB 157626A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric current
- alternating electric
- improvements relating
- current systems
- protective devices
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
157,626. Palmer, J. B., and Metropolitan - Vickers Electrical Co., Ltd. Dec. 10, 1919. Transformers.-The core 1 of the transformer of a balanced split-conductor protective system is twisted to the shape of a figure 8 when viewed in side elevation, and the split conductors 4, 5 are passed in the same direction through the loops so formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3092219A GB157626A (en) | 1919-12-10 | 1919-12-10 | Improvements relating to protective devices for alternating electric current systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3092219A GB157626A (en) | 1919-12-10 | 1919-12-10 | Improvements relating to protective devices for alternating electric current systems |
Publications (1)
Publication Number | Publication Date |
---|---|
GB157626A true GB157626A (en) | 1921-01-27 |
Family
ID=10315177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3092219A Expired GB157626A (en) | 1919-12-10 | 1919-12-10 | Improvements relating to protective devices for alternating electric current systems |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB157626A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2715670A (en) * | 1951-10-01 | 1955-08-16 | Allen A Dicke | Electric soldering tool |
US5023585A (en) * | 1988-11-17 | 1991-06-11 | Murata Manufacturing Co., Ltd. | Common-mode choking coil |
-
1919
- 1919-12-10 GB GB3092219A patent/GB157626A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2715670A (en) * | 1951-10-01 | 1955-08-16 | Allen A Dicke | Electric soldering tool |
US5023585A (en) * | 1988-11-17 | 1991-06-11 | Murata Manufacturing Co., Ltd. | Common-mode choking coil |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB700490A (en) | Improvements in and relating to the making of connection between multicore electric cables | |
GB157626A (en) | Improvements relating to protective devices for alternating electric current systems | |
GB583627A (en) | A direct current energised reactor for multiphase current | |
GB143160A (en) | Means for measuring alternating electric currents | |
GB190736A (en) | Improvements in and relating to electric signalling over submarine cables | |
GB161602A (en) | Improvements in distribution connected with single phase alternating current systems | |
GB288606A (en) | Improvements in or relating to current transformers | |
GB236343A (en) | Improvements in or relating to the electric protection of transformers | |
GB138043A (en) | Improvements in or relating to electric reactance coils or transformers | |
GB284217A (en) | Improvements in or relating to the protection of cables | |
GB195429A (en) | Means for and methods of reducing capacity current losses in electric cables | |
GB297196A (en) | Improvements in and relating to electric transformers | |
GB356176A (en) | Improvements in and relating to electric power generating systems | |
GB511825A (en) | Improvements in electric transformers, more particularly for use at high frequencies | |
GB173200A (en) | Improvements in apparatus for rectifying alternating electric currents | |
GB417619A (en) | Improvements in and relating to alternating current dynamo electric machines | |
GB232275A (en) | Means for, and methods of, supplying the charging currents for electric cables | |
GB200194A (en) | Means for and methods of reducing self-induction & eddy current losses in underground electric cables | |
GB771739A (en) | Improvements relating to high voltage current transformers | |
GB590545A (en) | Improvements in systems of high tension conductors | |
GB328271A (en) | Apparatus for use in supplying current to electric motors and like apparatus | |
GB307757A (en) | Improvements in and relating to alternating current transformers | |
GB297682A (en) | Improvements in the manufacture of loaded conductors | |
GB420035A (en) | Improvements in and relating to electric transformers | |
GB359707A (en) | Improvements in systems of electrical distribution |