CH218754A - Electromagnetic switch for switching off large short-circuit currents. - Google Patents
Electromagnetic switch for switching off large short-circuit currents.Info
- Publication number
- CH218754A CH218754A CH218754DA CH218754A CH 218754 A CH218754 A CH 218754A CH 218754D A CH218754D A CH 218754DA CH 218754 A CH218754 A CH 218754A
- Authority
- CH
- Switzerland
- Prior art keywords
- switching
- electromagnetic switch
- circuit currents
- large short
- short
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H75/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism
- H01H75/10—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism having only electromagnetic release
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS218754X | 1940-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH218754A true CH218754A (en) | 1941-12-31 |
Family
ID=5450937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH218754D CH218754A (en) | 1940-01-11 | 1941-01-09 | Electromagnetic switch for switching off large short-circuit currents. |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE440355A (en) |
CH (1) | CH218754A (en) |
DE (1) | DE740687C (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE289862C (en) * | ||||
DE471896C (en) * | 1928-02-08 | 1929-02-23 | Siemens Schuckertwerke Akt Ges | Switch with lifting magnet and overrunning clutch |
FR675108A (en) * | 1928-10-04 | 1930-02-06 | Forges Ateliers Const Electr | Hanging device for extra fast switch or similar device |
DE622310C (en) * | 1930-03-30 | 1935-11-25 | Schiele & Bruchsaler Industrie | Self-switch designed like a contactor |
DE666977C (en) * | 1932-10-11 | 1938-11-02 | Cem Comp Electro Mec | Electrical switchgear with additional quick switch-off |
DE687939C (en) * | 1936-04-12 | 1940-02-09 | Eduard Gruenwald | Overcurrent circuit breaker with push-button latch release |
-
0
- BE BE440355D patent/BE440355A/xx unknown
-
1940
- 1940-02-18 DE DEE53386D patent/DE740687C/en not_active Expired
-
1941
- 1941-01-09 CH CH218754D patent/CH218754A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE440355A (en) | |
DE740687C (en) | 1943-10-26 |
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