IT1057278B - Interruttore elettrico di protezione - Google Patents
Interruttore elettrico di protezioneInfo
- Publication number
- IT1057278B IT1057278B IT4835676A IT4835676A IT1057278B IT 1057278 B IT1057278 B IT 1057278B IT 4835676 A IT4835676 A IT 4835676A IT 4835676 A IT4835676 A IT 4835676A IT 1057278 B IT1057278 B IT 1057278B
- Authority
- IT
- Italy
- Prior art keywords
- protection switch
- electric protection
- electric
- switch
- protection
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
- H02H11/001—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of incorrect or interrupted earth connection
-
- 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
- H02H3/338—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 also responsive to wiring error, e.g. loss of neutral, break
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752508979 DE2508979C2 (de) | 1975-03-01 | 1975-03-01 | Anordnung für einen Schutzschalter mit einer Fehlerstrom-Überwachungseinheit und einer Erdungswiderstand-Überwachungseinheit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1057278B true IT1057278B (it) | 1982-03-10 |
Family
ID=5940204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT4835676A IT1057278B (it) | 1975-03-01 | 1976-03-01 | Interruttore elettrico di protezione |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT345927B (da) |
| BE (1) | BE839019A (da) |
| CH (1) | CH604366A5 (da) |
| DE (1) | DE2508979C2 (da) |
| DK (1) | DK147503C (da) |
| FR (1) | FR2303369A1 (da) |
| GB (1) | GB1543050A (da) |
| IT (1) | IT1057278B (da) |
| NL (1) | NL7602011A (da) |
| SE (1) | SE419013B (da) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3338820A1 (de) * | 1983-10-26 | 1985-05-15 | Robert Krups Stiftung & Co KG, 5650 Solingen | Elektrisches anschlussgeraet, wie steckdose, mit fehlerstromschalter fuer elektrische verbraucher |
| DE3505718A1 (de) * | 1984-04-11 | 1985-10-17 | Hartmann & Braun Ag, 6000 Frankfurt | Anordnung mit wandlerstromausloesung im ausloesekreis von schutzrelais fuer wechselstromnetze |
| DE3803582A1 (de) * | 1988-02-06 | 1989-08-17 | Licentia Gmbh | Netzanschluss mit ueberspannungsschutz |
| FR2642846B1 (fr) * | 1989-02-06 | 1991-07-12 | Forclum Force Lumiere Elect | Procede et dispositif de surveillance des prises de terre d'une installation electrique |
| GB2276991A (en) * | 1993-03-22 | 1994-10-12 | B & R Electrical Plc | Protection circuit responsive to several sensors |
| DE19601880A1 (de) * | 1996-01-19 | 1997-07-24 | Siemens Ag | Verbrauchernetzanordnung |
| DE29600914U1 (de) * | 1996-01-19 | 1996-03-28 | Siemens Ag | Anordnung zur Überwachung |
| DE19640345A1 (de) * | 1996-09-20 | 1998-03-26 | Siemens Ag | Stromversorgungsschaltung für eine elektronische Auslöseschaltung |
| DE102008005687A1 (de) * | 2008-01-23 | 2009-08-06 | Siemens Aktiengesellschaft | Steuereinrichtung zum sicheren Wiedereinschalten eines Fehlerstromschutzschalters |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3654515A (en) * | 1969-06-26 | 1972-04-04 | Chubu Seiki Kk | Leakage current interrupting apparatus |
| US3611035A (en) * | 1970-06-08 | 1971-10-05 | Rucker Co | Ground fault protective system having grounded neutral protection |
| US3713003A (en) * | 1971-02-16 | 1973-01-23 | Purex Corp Ltd | Fault or leak detector |
| FR2191319B1 (da) * | 1972-06-29 | 1976-03-12 | Radiotechnique Compelec | |
| GB1455845A (en) * | 1973-02-27 | 1976-11-17 | Square D Co | Ground fault protection system |
| IT1010294B (it) * | 1973-06-11 | 1977-01-10 | Rca Corp | Circuito per la rivelazione di guasti fra rete e terra e fra neutro e terra |
-
1975
- 1975-03-01 DE DE19752508979 patent/DE2508979C2/de not_active Expired
- 1975-04-07 AT AT262875A patent/AT345927B/de not_active IP Right Cessation
-
1976
- 1976-02-23 SE SE7602164A patent/SE419013B/xx not_active IP Right Cessation
- 1976-02-25 CH CH235176A patent/CH604366A5/xx not_active IP Right Cessation
- 1976-02-26 DK DK80476A patent/DK147503C/da not_active IP Right Cessation
- 1976-02-27 NL NL7602011A patent/NL7602011A/xx not_active Application Discontinuation
- 1976-02-27 BE BE164712A patent/BE839019A/xx not_active IP Right Cessation
- 1976-02-27 FR FR7605520A patent/FR2303369A1/fr active Granted
- 1976-03-01 IT IT4835676A patent/IT1057278B/it active
- 1976-03-01 GB GB800476A patent/GB1543050A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK147503C (da) | 1985-10-21 |
| FR2303369B1 (da) | 1981-11-20 |
| SE7602164L (sv) | 1976-09-02 |
| GB1543050A (en) | 1979-03-28 |
| FR2303369A1 (fr) | 1976-10-01 |
| DK147503B (da) | 1984-09-03 |
| DE2508979C2 (de) | 1984-07-12 |
| DE2508979A1 (de) | 1976-09-09 |
| NL7602011A (nl) | 1976-09-03 |
| CH604366A5 (da) | 1978-09-15 |
| BE839019A (fr) | 1976-08-27 |
| SE419013B (sv) | 1981-07-06 |
| ATA262875A (de) | 1978-02-15 |
| DK80476A (da) | 1976-09-02 |
| AT345927B (de) | 1978-10-10 |
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