IT7822387A0 - Meccanismo particolarmente adattoper realizzare interruttori differenziali miniaturizzati ad elevata ed elevatissima sensibilita', e per essere azionato da sganciatori molto sensibili e meccanicamente delicati. - Google Patents
Meccanismo particolarmente adattoper realizzare interruttori differenziali miniaturizzati ad elevata ed elevatissima sensibilita', e per essere azionato da sganciatori molto sensibili e meccanicamente delicati.Info
- Publication number
- IT7822387A0 IT7822387A0 IT7822387A IT2238778A IT7822387A0 IT 7822387 A0 IT7822387 A0 IT 7822387A0 IT 7822387 A IT7822387 A IT 7822387A IT 2238778 A IT2238778 A IT 2238778A IT 7822387 A0 IT7822387 A0 IT 7822387A0
- Authority
- IT
- Italy
- Prior art keywords
- releases
- sensitive
- activated
- particularly suitable
- mechanism particularly
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 title 1
- 230000035945 sensitivity Effects 0.000 title 1
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
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/58—Manual reset mechanisms which may be also used for manual release actuated by push-button, pull-knob, or slide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
- H01H2083/045—Auxiliary switch opening testing circuit in synchronism with the main circuit
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22387/78A IT1094409B (it) | 1978-04-17 | 1978-04-17 | Meccanismo particolarmente adatto per realizzare interruttori differenziali miniaturizzati ad elevata ed elevatissima sensibilita',e per essere azionato da sganciatori molto sensibili e meccanicamente delicati |
DE2914743A DE2914743C2 (de) | 1978-04-17 | 1979-04-11 | Fehlerstromschutzschalter |
ZA791814A ZA791814B (en) | 1978-04-17 | 1979-04-17 | Small device for differential switches of high and ultra-high sensitivity and operated by triggers which are very sensitive mechanically |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22387/78A IT1094409B (it) | 1978-04-17 | 1978-04-17 | Meccanismo particolarmente adatto per realizzare interruttori differenziali miniaturizzati ad elevata ed elevatissima sensibilita',e per essere azionato da sganciatori molto sensibili e meccanicamente delicati |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7822387A0 true IT7822387A0 (it) | 1978-04-17 |
IT1094409B IT1094409B (it) | 1985-08-02 |
Family
ID=11195584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22387/78A IT1094409B (it) | 1978-04-17 | 1978-04-17 | Meccanismo particolarmente adatto per realizzare interruttori differenziali miniaturizzati ad elevata ed elevatissima sensibilita',e per essere azionato da sganciatori molto sensibili e meccanicamente delicati |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2914743C2 (it) |
IT (1) | IT1094409B (it) |
ZA (1) | ZA791814B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2915091C2 (de) * | 1979-04-12 | 1981-07-30 | Siemens AG, 1000 Berlin und 8000 München | Fehlerstromschutzschalter |
DE3007243C2 (de) * | 1980-02-27 | 1984-10-18 | Brown, Boveri & Cie Ag, 6800 Mannheim | Fehlerstromschutzschalter |
DE3032826C2 (de) * | 1980-08-30 | 1985-11-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Fehlerstromschutzschalter mit einer Prüftaste zum Einschalten eines Widerstandes in einen Prüfstromkreis |
DE3643511A1 (de) * | 1986-12-19 | 1988-06-30 | Felten & Guilleaume Energie | Mechanismus fuer einen mit einem leitungsschutzschalter kombinierten fehlerstromschutzschalter |
US5179364A (en) * | 1990-08-02 | 1993-01-12 | Terry Marquardt | Overload relay |
DE19735413B4 (de) * | 1997-08-14 | 2007-11-29 | Siemens Ag | Auslösevorrichtung für einen Schutzschalter |
CN107833804B (zh) * | 2017-10-26 | 2019-08-20 | 上海良信电器股份有限公司 | 一种断路器操作装置的锁定装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1259447B (de) * | 1963-09-19 | 1968-01-25 | Schutzapp Ges Paris & Co M B H | Fehlerstrom-Schutzschalter mit einem Doppelkniehebelschaltschloss, einem Ausloesehebel und einem elektromagnetischen Ausloeser |
DE2220558C3 (de) * | 1972-04-26 | 1975-07-24 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Fehler strom schutzschalter |
-
1978
- 1978-04-17 IT IT22387/78A patent/IT1094409B/it active
-
1979
- 1979-04-11 DE DE2914743A patent/DE2914743C2/de not_active Expired
- 1979-04-17 ZA ZA791814A patent/ZA791814B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ZA791814B (en) | 1980-05-28 |
DE2914743A1 (de) | 1979-10-25 |
DE2914743C2 (de) | 1984-04-26 |
IT1094409B (it) | 1985-08-02 |
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