IT1024884B - Circuito di sicurezza per apparecchi elettrici - Google Patents
Circuito di sicurezza per apparecchi elettriciInfo
- Publication number
- IT1024884B IT1024884B IT70406/74A IT7040674A IT1024884B IT 1024884 B IT1024884 B IT 1024884B IT 70406/74 A IT70406/74 A IT 70406/74A IT 7040674 A IT7040674 A IT 7040674A IT 1024884 B IT1024884 B IT 1024884B
- Authority
- IT
- Italy
- Prior art keywords
- electrical appliances
- safety circuit
- safety
- circuit
- appliances
- Prior art date
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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
-
- 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
- H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
- H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Transformers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2360037A DE2360037A1 (de) | 1973-12-01 | 1973-12-01 | Sicherheitsschaltung fuer ein elektrisches geraet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1024884B true IT1024884B (it) | 1978-07-20 |
Family
ID=5899666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT70406/74A IT1024884B (it) | 1973-12-01 | 1974-11-21 | Circuito di sicurezza per apparecchi elettrici |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5086652A (it) |
| AU (1) | AU7491274A (it) |
| BE (1) | BE821917A (it) |
| BR (1) | BR7410014A (it) |
| DE (1) | DE2360037A1 (it) |
| DK (1) | DK572174A (it) |
| ES (1) | ES432378A1 (it) |
| FR (1) | FR2253299A1 (it) |
| IT (1) | IT1024884B (it) |
| NL (1) | NL7415418A (it) |
| NO (1) | NO744280L (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2426973A1 (fr) * | 1978-05-23 | 1979-12-21 | Laprom Corp Nv | Disjoncteur de courant de fuite |
| US4412715A (en) * | 1981-01-12 | 1983-11-01 | Virginia Patent Development Corp. | Modular electrical plug incorporating conductive path |
| DE3431581A1 (de) * | 1984-08-28 | 1986-03-20 | Friedrich Dipl.-Ing. 8033 Krailling Lauerer | Elektrischer Schalter |
| DE3903025A1 (de) * | 1989-02-02 | 1990-08-09 | Asea Brown Boveri | Verfahren zum schutz von personen |
| EP0513405A1 (en) * | 1991-05-11 | 1992-11-19 | Intermacom A.G. | Method and apparatus for current interruption in electrically-powered apparatus and equipment |
| DE102004016740B4 (de) * | 2004-04-05 | 2006-08-31 | Siemens Ag | Verfahren zum Erkennen eines Isolationsfehlers in einem Hochspannungsumrichter |
| WO2007095874A1 (de) * | 2006-02-23 | 2007-08-30 | Siemens Aktiengesellschaft | Überstromschaltvorrichtung |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS445389Y1 (it) * | 1965-09-06 | 1969-02-26 |
-
1973
- 1973-12-01 DE DE2360037A patent/DE2360037A1/de active Pending
-
1974
- 1974-10-31 AU AU74912/74A patent/AU7491274A/en not_active Expired
- 1974-11-04 DK DK572174A patent/DK572174A/da unknown
- 1974-11-06 BE BE150271A patent/BE821917A/xx unknown
- 1974-11-21 IT IT70406/74A patent/IT1024884B/it active
- 1974-11-26 NL NL7415418A patent/NL7415418A/xx unknown
- 1974-11-27 NO NO744280A patent/NO744280L/no unknown
- 1974-11-28 FR FR7439094A patent/FR2253299A1/fr active Granted
- 1974-11-28 ES ES74432378A patent/ES432378A1/es not_active Expired
- 1974-11-29 BR BR10014/74A patent/BR7410014A/pt unknown
- 1974-12-02 JP JP49138254A patent/JPS5086652A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK572174A (it) | 1975-07-21 |
| DE2360037A1 (de) | 1975-06-12 |
| BE821917A (fr) | 1975-03-03 |
| NL7415418A (nl) | 1975-06-03 |
| NO744280L (it) | 1975-06-30 |
| BR7410014A (pt) | 1976-05-25 |
| ES432378A1 (es) | 1976-12-01 |
| AU7491274A (en) | 1976-05-06 |
| FR2253299B3 (it) | 1977-08-26 |
| FR2253299A1 (en) | 1975-06-27 |
| JPS5086652A (it) | 1975-07-12 |
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