CH311388A - Device for protecting an electrical installation against overcurrents. - Google Patents
Device for protecting an electrical installation against overcurrents.Info
- Publication number
- CH311388A CH311388A CH311388DA CH311388A CH 311388 A CH311388 A CH 311388A CH 311388D A CH311388D A CH 311388DA CH 311388 A CH311388 A CH 311388A
- Authority
- CH
- Switzerland
- Prior art keywords
- protecting
- electrical installation
- installation against
- against overcurrents
- overcurrents
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H87/00—Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/02—Liquid resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
- H01H33/161—Variable impedances
- H01H33/162—Liquid resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
-
- 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
- H01H77/04—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 electrothermal opening
-
- 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
- H02H3/02—Details
- H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Emergency Protection Circuit Devices (AREA)
- Cold Cathode And The Manufacture (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1060453X | 1952-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH311388A true CH311388A (en) | 1955-11-30 |
Family
ID=9599616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH311388D CH311388A (en) | 1952-05-07 | 1953-05-02 | Device for protecting an electrical installation against overcurrents. |
Country Status (7)
Country | Link |
---|---|
US (1) | US2855545A (en) |
BE (1) | BE519760A (en) |
CH (1) | CH311388A (en) |
DE (1) | DE1060453B (en) |
FR (1) | FR1055545A (en) |
GB (1) | GB730346A (en) |
NL (1) | NL178125C (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3219848A (en) * | 1961-02-07 | 1965-11-23 | Joslyn Mfg & Supply Co | Actuator device |
US3227925A (en) * | 1962-06-27 | 1966-01-04 | S & C Electric Co | Control for switch means |
US3454831A (en) * | 1967-02-20 | 1969-07-08 | Gen Electric | Quick-opening,low cost,current limiting circuit breaker |
US3505565A (en) * | 1967-06-01 | 1970-04-07 | Monitor Mfg Inc | Bin level indicators |
NL7311026A (en) * | 1973-08-09 | 1975-02-11 | Hazemeijer Bv | CURRENT-LIMITING DEVICE. |
FR2334187A1 (en) * | 1975-12-03 | 1977-07-01 | Comp Generale Electricite | ELECTROLYTIC RESISTANCE |
FR2532101B1 (en) * | 1982-08-23 | 1985-03-29 | Bensadoun Michel | |
CN207282240U (en) * | 2016-07-15 | 2018-04-27 | 绵阳市宏扬科技有限公司 | The water resistance that a kind of industrial self-loopa is flowed and cooled down |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1327790A (en) * | 1916-01-05 | 1920-01-13 | Westinghouse Electric & Mfg Co | Ignition system |
US1717260A (en) * | 1921-09-14 | 1929-06-11 | Gen Electric | Circuit interrupter |
US1571304A (en) * | 1923-02-28 | 1926-02-02 | Westinghouse Electric & Mfg Co | Electrical system |
US1694223A (en) * | 1923-06-19 | 1928-12-04 | Balt Mfg Co | Electric switch |
US1764374A (en) * | 1927-08-06 | 1930-06-17 | Westinghouse Electric & Mfg Co | Thermal relay |
DE540153C (en) * | 1930-03-28 | 1931-12-08 | Siemens Ag | Device for interrupting electrical circuits |
CH236475A (en) * | 1937-12-31 | 1945-02-15 | Hermes Patentverwertungs Gmbh | Method and device for regulating and / or interrupting electrical currents. |
US2607831A (en) * | 1950-10-12 | 1952-08-19 | Gen Electric | Overload protective system for dynamoelectric machines |
DE894873C (en) * | 1950-10-18 | 1953-10-29 | Matthias Dipl-Ing Engelsberger | Electric circuit breaker |
FR1088565A (en) * | 1951-08-07 | 1955-03-08 | Liquid resistance electric device |
-
0
- BE BE519760D patent/BE519760A/xx unknown
- NL NLAANVRAGE7609440,A patent/NL178125C/en active
-
1952
- 1952-05-07 FR FR1055545D patent/FR1055545A/en not_active Expired
-
1953
- 1953-05-02 CH CH311388D patent/CH311388A/en unknown
- 1953-05-04 US US352673A patent/US2855545A/en not_active Expired - Lifetime
- 1953-05-04 GB GB12350/53A patent/GB730346A/en not_active Expired
- 1953-05-06 DE DEB25495A patent/DE1060453B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR1055545A (en) | 1954-02-19 |
DE1060453B (en) | 1959-07-02 |
NL178125C (en) | |
GB730346A (en) | 1955-05-18 |
US2855545A (en) | 1958-10-07 |
BE519760A (en) |
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