IT1169239B - Interruttore di circuito dotato di unita' di scatto digitale e di mezzi per l'immissione di impostazioni di scatto - Google Patents
Interruttore di circuito dotato di unita' di scatto digitale e di mezzi per l'immissione di impostazioni di scattoInfo
- Publication number
- IT1169239B IT1169239B IT21164/81A IT2116481A IT1169239B IT 1169239 B IT1169239 B IT 1169239B IT 21164/81 A IT21164/81 A IT 21164/81A IT 2116481 A IT2116481 A IT 2116481A IT 1169239 B IT1169239 B IT 1169239B
- Authority
- IT
- Italy
- Prior art keywords
- trip
- circuit breaker
- entering
- digital
- settings
- 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
- H02H3/006—Calibration or setting of parameters
-
- 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
- H01H2071/006—Provisions for user interfaces for electrical protection devices
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/140,558 US4331997A (en) | 1980-04-15 | 1980-04-15 | Circuit interrupter with digital trip unit and potentiometers for parameter entry |
US06/140,553 US4351012A (en) | 1980-04-15 | 1980-04-15 | Circuit interrupter with digital trip unit and means to enter trip settings |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8121164A0 IT8121164A0 (it) | 1981-04-14 |
IT1169239B true IT1169239B (it) | 1987-05-27 |
Family
ID=26838284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21164/81A IT1169239B (it) | 1980-04-15 | 1981-04-14 | Interruttore di circuito dotato di unita' di scatto digitale e di mezzi per l'immissione di impostazioni di scatto |
Country Status (10)
Country | Link |
---|---|
AU (1) | AU548557B2 (it) |
BR (1) | BR8102308A (it) |
CH (1) | CH659732A5 (it) |
DE (1) | DE3114548A1 (it) |
FR (1) | FR2480519B1 (it) |
GB (1) | GB2073972B (it) |
IE (1) | IE51320B1 (it) |
IT (1) | IT1169239B (it) |
MX (1) | MX149096A (it) |
NZ (1) | NZ196612A (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2578113B1 (fr) * | 1985-02-25 | 1988-04-15 | Merlin Gerin | Declencheur statique numerique a fonctions optionnelles pour un disjoncteur electrique |
US4809125A (en) * | 1987-02-20 | 1989-02-28 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a style saving rating plug |
US4751606A (en) * | 1987-02-20 | 1988-06-14 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a battery backup and reset circuit |
US4752853A (en) * | 1987-02-20 | 1988-06-21 | Westinghouse Electric Corp. | Circuit interrupter apparatus with an integral trip curve display |
US4827369A (en) * | 1987-02-20 | 1989-05-02 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a selectable display means |
US4794484A (en) * | 1987-02-20 | 1988-12-27 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a style saving override circuit |
US4870531A (en) * | 1988-08-15 | 1989-09-26 | General Electric Company | Circuit breaker with removable display and keypad |
DE3910718A1 (de) * | 1989-04-03 | 1990-10-04 | Siemens Ag | Ueberwachungsgeraet mit schaltvorrichtung |
DE102005046925A1 (de) * | 2005-09-30 | 2007-04-19 | Siemens Ag | Schaltgerät zum Schalten mindestens eines Stromes |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2020124B (en) * | 1978-04-27 | 1982-08-25 | Tokyo Shibaura Electric Co | Overcurrent protection |
JPS55127821A (en) * | 1979-03-27 | 1980-10-03 | Tokyo Shibaura Electric Co | Digital protection relay unit |
-
1981
- 1981-03-24 NZ NZ196612A patent/NZ196612A/en unknown
- 1981-03-25 AU AU68731/81A patent/AU548557B2/en not_active Ceased
- 1981-03-31 IE IE729/81A patent/IE51320B1/en not_active IP Right Cessation
- 1981-04-09 GB GB8111107A patent/GB2073972B/en not_active Expired
- 1981-04-10 DE DE19813114548 patent/DE3114548A1/de active Granted
- 1981-04-14 BR BR8102308A patent/BR8102308A/pt not_active IP Right Cessation
- 1981-04-14 CH CH2503/81A patent/CH659732A5/de not_active IP Right Cessation
- 1981-04-14 IT IT21164/81A patent/IT1169239B/it active
- 1981-04-14 MX MX186852A patent/MX149096A/es unknown
- 1981-04-15 FR FR8107616A patent/FR2480519B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2073972A (en) | 1981-10-21 |
MX149096A (es) | 1983-08-24 |
AU548557B2 (en) | 1985-12-19 |
BR8102308A (pt) | 1981-12-08 |
FR2480519A1 (fr) | 1981-10-16 |
DE3114548C2 (it) | 1992-10-22 |
FR2480519B1 (fr) | 1988-07-15 |
IE810729L (en) | 1981-10-15 |
CH659732A5 (de) | 1987-02-13 |
NZ196612A (en) | 1985-03-20 |
DE3114548A1 (de) | 1982-02-18 |
GB2073972B (en) | 1983-09-28 |
IT8121164A0 (it) | 1981-04-14 |
AU6873181A (en) | 1981-10-22 |
IE51320B1 (en) | 1986-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960430 |