BR8102308A - CIRCUIT SWITCH - Google Patents

CIRCUIT SWITCH

Info

Publication number
BR8102308A
BR8102308A BR8102308A BR8102308A BR8102308A BR 8102308 A BR8102308 A BR 8102308A BR 8102308 A BR8102308 A BR 8102308A BR 8102308 A BR8102308 A BR 8102308A BR 8102308 A BR8102308 A BR 8102308A
Authority
BR
Brazil
Prior art keywords
circuit switch
switch
circuit
Prior art date
Application number
BR8102308A
Other languages
Portuguese (pt)
Inventor
B Mercier
R Elms
J Wilson
J Engel
C Saletta
J Matsko
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/140,553 external-priority patent/US4351012A/en
Priority claimed from US06/140,558 external-priority patent/US4331997A/en
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BR8102308A publication Critical patent/BR8102308A/en

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
BR8102308A 1980-04-15 1981-04-14 CIRCUIT SWITCH BR8102308A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/140,553 US4351012A (en) 1980-04-15 1980-04-15 Circuit interrupter with digital trip unit and means to enter trip settings
US06/140,558 US4331997A (en) 1980-04-15 1980-04-15 Circuit interrupter with digital trip unit and potentiometers for parameter entry

Publications (1)

Publication Number Publication Date
BR8102308A true BR8102308A (en) 1981-12-08

Family

ID=26838284

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8102308A BR8102308A (en) 1980-04-15 1981-04-14 CIRCUIT SWITCH

Country Status (10)

Country Link
AU (1) AU548557B2 (en)
BR (1) BR8102308A (en)
CH (1) CH659732A5 (en)
DE (1) DE3114548A1 (en)
FR (1) FR2480519B1 (en)
GB (1) GB2073972B (en)
IE (1) IE51320B1 (en)
IT (1) IT1169239B (en)
MX (1) MX149096A (en)
NZ (1) NZ196612A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2578113B1 (en) * 1985-02-25 1988-04-15 Merlin Gerin DIGITAL STATIC TRIGGER WITH OPTIONAL FUNCTIONS FOR AN ELECTRIC CIRCUIT BREAKER
US4751606A (en) * 1987-02-20 1988-06-14 Westinghouse Electric Corp. Circuit interrupter apparatus with a battery backup and reset circuit
US4794484A (en) * 1987-02-20 1988-12-27 Westinghouse Electric Corp. Circuit interrupter apparatus with a style saving override circuit
US4827369A (en) * 1987-02-20 1989-05-02 Westinghouse Electric Corp. Circuit interrupter apparatus with a selectable display means
US4809125A (en) * 1987-02-20 1989-02-28 Westinghouse Electric Corp. Circuit interrupter apparatus with a style saving rating plug
US4752853A (en) * 1987-02-20 1988-06-21 Westinghouse Electric Corp. Circuit interrupter apparatus with an integral trip curve display
US4870531A (en) * 1988-08-15 1989-09-26 General Electric Company Circuit breaker with removable display and keypad
DE3910718A1 (en) * 1989-04-03 1990-10-04 Siemens Ag MONITORING DEVICE WITH SWITCHING DEVICE
DE102005046925A1 (en) * 2005-09-30 2007-04-19 Siemens Ag Switching device for switching at least one current

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IE810729L (en) 1981-10-15
AU6873181A (en) 1981-10-22
IT8121164A0 (en) 1981-04-14
IE51320B1 (en) 1986-12-10
GB2073972A (en) 1981-10-21
FR2480519B1 (en) 1988-07-15
NZ196612A (en) 1985-03-20
CH659732A5 (en) 1987-02-13
AU548557B2 (en) 1985-12-19
DE3114548A1 (en) 1982-02-18
IT1169239B (en) 1987-05-27
GB2073972B (en) 1983-09-28
MX149096A (en) 1983-08-24
FR2480519A1 (en) 1981-10-16
DE3114548C2 (en) 1992-10-22

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19960414