BE876258A - HIGH SENSITIVITY DIFFERENTIAL SWITCH - Google Patents
HIGH SENSITIVITY DIFFERENTIAL SWITCHInfo
- Publication number
- BE876258A BE876258A BE0/195166A BE195166A BE876258A BE 876258 A BE876258 A BE 876258A BE 0/195166 A BE0/195166 A BE 0/195166A BE 195166 A BE195166 A BE 195166A BE 876258 A BE876258 A BE 876258A
- Authority
- BE
- Belgium
- Prior art keywords
- high sensitivity
- differential switch
- sensitivity differential
- switch
- sensitivity
- Prior art date
Links
Classifications
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/24—Electromagnetic mechanisms
- H01H71/32—Electromagnetic mechanisms having permanently magnetised part
- H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements
- H01H71/323—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements with rotatable armature
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Burglar Alarm Systems (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Preliminary Treatment Of Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20668/79A IT1162505B (en) | 1979-03-01 | 1979-03-01 | HIGH SENSITIVITY DIFFERENTIAL SWITCH |
Publications (1)
Publication Number | Publication Date |
---|---|
BE876258A true BE876258A (en) | 1979-09-03 |
Family
ID=11170290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/195166A BE876258A (en) | 1979-03-01 | 1979-05-15 | HIGH SENSITIVITY DIFFERENTIAL SWITCH |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE876258A (en) |
ES (1) | ES8104882A1 (en) |
GB (1) | GB2045001B (en) |
GR (1) | GR65197B (en) |
IT (1) | IT1162505B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3332860A1 (en) * | 1983-09-12 | 1985-03-28 | Siemens AG, 1000 Berlin und 8000 München | Trip device for an earth-leakage current protection circuit breaker |
FR2663461B1 (en) * | 1990-06-15 | 1992-09-11 | Etude Realisa Disjoncteurs | LOW VOLTAGE PROTECTION SWITCH OR CIRCUIT BREAKER INCLUDING A POLARIZED DIFFERENTIAL TRIGGER. |
DE9408669U1 (en) * | 1994-05-26 | 1994-07-14 | Siemens AG, 80333 München | Holding magnet release for protective switching devices, especially for residual current circuit breakers |
DE19637076A1 (en) * | 1996-09-12 | 1998-03-19 | Maier & Cie C | Magnetic release, especially for a residual current circuit breaker |
US5994987A (en) * | 1998-05-15 | 1999-11-30 | Siemens Energy & Automation, Inc. | Contact mechanism for electronic overload relays |
US5910759A (en) * | 1998-05-15 | 1999-06-08 | Siemens Energy & Automation, Inc. | Contact mechanism for electronic overload relays |
DE102004047738A1 (en) * | 2004-09-30 | 2006-05-04 | Siemens Ag | Trigger relay device for a protective switching device |
-
1979
- 1979-03-01 IT IT20668/79A patent/IT1162505B/en active
- 1979-05-15 BE BE0/195166A patent/BE876258A/en not_active IP Right Cessation
- 1979-08-31 GR GR59941A patent/GR65197B/en unknown
- 1979-12-19 GB GB7943770A patent/GB2045001B/en not_active Expired
-
1980
- 1980-02-27 ES ES489532A patent/ES8104882A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2045001B (en) | 1983-11-09 |
ES489532A0 (en) | 1981-03-16 |
GR65197B (en) | 1980-07-29 |
IT7920668A0 (en) | 1979-03-01 |
IT1162505B (en) | 1987-04-01 |
GB2045001A (en) | 1980-10-22 |
ES8104882A1 (en) | 1981-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: AVE DI BELLI ANDREA & C. Effective date: 19870531 |