BE554632A - - Google Patents
Info
- Publication number
- BE554632A BE554632A BE554632DA BE554632A BE 554632 A BE554632 A BE 554632A BE 554632D A BE554632D A BE 554632DA BE 554632 A BE554632 A BE 554632A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
- H01H47/36—Relay coil or coils forming part of a bridge circuit
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- 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
- H02H3/44—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 the rate of change of electrical quantities
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE353437X | 1956-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE554632A true BE554632A (en) |
Family
ID=20308696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE554632D BE554632A (en) | 1956-01-31 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE554632A (en) |
| CH (1) | CH353437A (en) |
| DE (1) | DE1044939B (en) |
| FR (1) | FR1172163A (en) |
| GB (1) | GB801505A (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE518765C (en) * | 1928-09-26 | 1931-02-20 | Siemens Schuckertwerke Akt Ges | Arrangement for influencing electrical switching, measuring or display devices |
| DE754474C (en) * | 1931-05-24 | 1952-11-24 | Aeg | Electric relay |
| DE939703C (en) * | 1943-01-15 | 1956-03-01 | Siemens Ag | Arrangement to improve the indication of earth fault relays |
| DE955070C (en) * | 1953-06-21 | 1956-12-27 | Siemens Ag | Protection circuit for electrical consumer systems, especially lighting systems in underground operations |
-
0
- BE BE554632D patent/BE554632A/xx unknown
-
1957
- 1957-01-28 GB GB2926/57A patent/GB801505A/en not_active Expired
- 1957-01-28 DE DEA26464A patent/DE1044939B/en active Pending
- 1957-01-30 CH CH353437D patent/CH353437A/en unknown
- 1957-01-31 FR FR1172163D patent/FR1172163A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1172163A (en) | 1959-02-06 |
| GB801505A (en) | 1958-09-17 |
| DE1044939B (en) | 1958-11-27 |
| CH353437A (en) | 1961-04-15 |