BE548021A - - Google Patents
Info
- Publication number
- BE548021A BE548021A BE548021DA BE548021A BE 548021 A BE548021 A BE 548021A BE 548021D A BE548021D A BE 548021DA BE 548021 A BE548021 A BE 548021A
- Authority
- BE
- Belgium
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
- H02H3/16—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 fault current to earth, frame or mass
- H02H3/162—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 fault current to earth, frame or mass for ac systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/02—Non-polarised relays
- H01H51/04—Non-polarised relays with single armature; with single set of ganged armatures
- H01H51/06—Armature is movable between two limit positions of rest and is moved in one direction due to energisation of an electromagnet and after the electromagnet is de-energised is returned by energy stored during the movement in the first direction, e.g. by using a spring, by using a permanent magnet, by gravity
- H01H51/10—Contacts retained open or closed by a latch which is controlled by an electromagnet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1129028T | 1955-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE548021A true BE548021A (it) |
Family
ID=9636570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE548021D BE548021A (it) | 1955-05-23 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE548021A (it) |
| CH (1) | CH339979A (it) |
| FR (2) | FR1129028A (it) |
| GB (1) | GB835019A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2628260B1 (fr) * | 1988-03-04 | 1990-07-20 | Telemecanique Electrique | Appareil de protection a contacts commandables par un electroaimant |
| CN102420074A (zh) * | 2011-11-24 | 2012-04-18 | 浙江新安江开关有限公司 | 真空接触器的电动合分闸装置 |
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0
- BE BE548021D patent/BE548021A/xx unknown
-
1955
- 1955-05-23 FR FR1129028D patent/FR1129028A/fr not_active Expired
-
1956
- 1956-05-22 FR FR69823D patent/FR69823E/fr not_active Expired
- 1956-05-22 GB GB15822/56A patent/GB835019A/en not_active Expired
- 1956-05-24 CH CH339979D patent/CH339979A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH339979A (fr) | 1959-07-31 |
| FR1129028A (fr) | 1957-01-15 |
| FR69823E (fr) | 1958-12-30 |
| GB835019A (en) | 1960-05-18 |