GB309131A - - Google Patents
Info
- Publication number
- GB309131A GB309131A GB9883/29A GB988329A GB309131A GB 309131 A GB309131 A GB 309131A GB 9883/29 A GB9883/29 A GB 9883/29A GB 988329 A GB988329 A GB 988329A GB 309131 A GB309131 A GB 309131A
- Authority
- GB
- United Kingdom
- 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
- 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
- H02H3/42—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 product of voltage and current
- H02H3/422—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 product of voltage and current using homopolar quantities
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE309131T | 1928-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB309131A true GB309131A (xx) | 1930-04-10 |
Family
ID=31894537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9883/29A Expired GB309131A (xx) | 1928-04-05 | 1929-03-27 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB309131A (xx) |
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1929
- 1929-03-27 GB GB9883/29A patent/GB309131A/en not_active Expired