ZA75130B - An improvement in or relating to circuit interrupter with electromagnetic opening means - Google Patents
An improvement in or relating to circuit interrupter with electromagnetic opening meansInfo
- Publication number
- ZA75130B ZA75130B ZA00750130A ZA75130A ZA75130B ZA 75130 B ZA75130 B ZA 75130B ZA 00750130 A ZA00750130 A ZA 00750130A ZA 75130 A ZA75130 A ZA 75130A ZA 75130 B ZA75130 B ZA 75130B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- improvement
- opening means
- circuit interrupter
- electromagnetic opening
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/06—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electromagnetic opening
- H01H77/08—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electromagnetic opening retained closed by permanent or remanent magnetism and opened by windings acting in opposition
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43758674A | 1974-01-29 | 1974-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA75130B true ZA75130B (en) | 1976-08-25 |
Family
ID=23737052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00750130A ZA75130B (en) | 1974-01-29 | 1975-01-07 | An improvement in or relating to circuit interrupter with electromagnetic opening means |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS5423102B2 (en) |
| AR (1) | AR204735A1 (en) |
| AU (1) | AU500869B2 (en) |
| BE (1) | BE824674A (en) |
| BR (1) | BR7500385A (en) |
| CA (1) | CA1029781A (en) |
| CH (1) | CH591159A5 (en) |
| DE (2) | DE7501208U (en) |
| ES (1) | ES434156A1 (en) |
| FR (1) | FR2259430B1 (en) |
| GB (1) | GB1490262A (en) |
| IN (1) | IN143218B (en) |
| IT (1) | IT1029031B (en) |
| PH (1) | PH11864A (en) |
| PL (1) | PL106335B1 (en) |
| ZA (1) | ZA75130B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2559308B1 (en) * | 1984-02-03 | 1986-10-17 | Telemecanique Electrique | CONTACT EQUIPPED WITH A MAGNETIC COMPENSATOR WITH ADJUSTABLE RELEASE THRESHOLD AND CIRCUIT-BREAKER USING SUCH A CONTACT |
| DE10020695A1 (en) * | 2000-04-27 | 2001-10-31 | Moeller Gmbh | Magnetic release to open a contact system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1065508B (en) * | 1959-09-17 | |||
| DD36847A (en) * | ||||
| DE1286184B (en) * | 1962-07-13 | 1969-01-02 | Licentia Gmbh | Electrical switch, in particular automatic switch |
| NL6810433A (en) * | 1967-07-24 | 1969-01-28 | ||
| NL158644B (en) * | 1969-03-25 | 1978-11-15 | Hazemeijer Bv | ELECTRIC SWITCH WITH ELECTRODYNAMIC INCREASE IN CONTACT PRESSURE AND SWITCH-OFF SPEED. |
| FR2185853B1 (en) * | 1972-05-26 | 1977-12-30 | Merlin Gerin |
-
1975
- 1975-01-01 AR AR257461A patent/AR204735A1/en active
- 1975-01-07 ZA ZA00750130A patent/ZA75130B/en unknown
- 1975-01-10 PH PH16700A patent/PH11864A/en unknown
- 1975-01-13 GB GB1274/75A patent/GB1490262A/en not_active Expired
- 1975-01-13 IN IN74/CAL/1975A patent/IN143218B/en unknown
- 1975-01-17 DE DE7501208U patent/DE7501208U/en not_active Expired
- 1975-01-17 DE DE19752501717 patent/DE2501717A1/en active Granted
- 1975-01-17 CA CA218,114A patent/CA1029781A/en not_active Expired
- 1975-01-21 BR BR385/75D patent/BR7500385A/en unknown
- 1975-01-22 IT IT41512/75A patent/IT1029031B/en active
- 1975-01-23 AU AU77572/75A patent/AU500869B2/en not_active Expired
- 1975-01-23 FR FR7502104A patent/FR2259430B1/fr not_active Expired
- 1975-01-23 BE BE1006417A patent/BE824674A/en not_active IP Right Cessation
- 1975-01-25 ES ES434156A patent/ES434156A1/en not_active Expired
- 1975-01-28 PL PL1975177640A patent/PL106335B1/en unknown
- 1975-01-28 CH CH99175A patent/CH591159A5/xx not_active IP Right Cessation
- 1975-01-29 JP JP1147175A patent/JPS5423102B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE7501208U (en) | 1975-05-22 |
| DE2501717A1 (en) | 1975-07-31 |
| FR2259430A1 (en) | 1975-08-22 |
| JPS50108577A (en) | 1975-08-27 |
| AU500869B2 (en) | 1979-06-07 |
| AR204735A1 (en) | 1976-02-27 |
| AU7757275A (en) | 1976-07-29 |
| CH591159A5 (en) | 1977-09-15 |
| JPS5423102B2 (en) | 1979-08-11 |
| BR7500385A (en) | 1975-11-04 |
| ES434156A1 (en) | 1976-12-16 |
| DE2501717C2 (en) | 1987-11-05 |
| IT1029031B (en) | 1979-03-10 |
| BE824674A (en) | 1975-07-23 |
| IN143218B (en) | 1977-10-15 |
| PL106335B1 (en) | 1979-12-31 |
| PH11864A (en) | 1978-08-03 |
| GB1490262A (en) | 1977-10-26 |
| FR2259430B1 (en) | 1981-04-30 |
| CA1029781A (en) | 1978-04-18 |
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