SE374235B - - Google Patents

Info

Publication number
SE374235B
SE374235B SE199270A SE199270A SE374235B SE 374235 B SE374235 B SE 374235B SE 199270 A SE199270 A SE 199270A SE 199270 A SE199270 A SE 199270A SE 374235 B SE374235 B SE 374235B
Authority
SE
Sweden
Application number
SE199270A
Inventor
E Paddison
M C S Simpson
Original Assignee
English Electric Co Ltd
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
Application filed by English Electric Co Ltd filed Critical English Electric Co Ltd
Publication of SE374235B publication Critical patent/SE374235B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power
    • 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
    • H02H3/027—Details with automatic disconnection after a predetermined time
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Direct Current Feeding And Distribution (AREA)
SE199270A 1969-02-18 1970-02-17 SE374235B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB864269A GB1236837A (en) 1969-02-18 1969-02-18 Protective relay power supply

Publications (1)

Publication Number Publication Date
SE374235B true SE374235B (fr) 1975-02-24

Family

ID=9856415

Family Applications (1)

Application Number Title Priority Date Filing Date
SE199270A SE374235B (fr) 1969-02-18 1970-02-17

Country Status (6)

Country Link
US (1) US3629657A (fr)
CH (1) CH526218A (fr)
DE (1) DE2007414A1 (fr)
FR (1) FR2031495B1 (fr)
GB (1) GB1236837A (fr)
SE (1) SE374235B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA976614A (en) * 1972-10-26 1975-10-21 Canadian General Electric Company Limited Inhibited power supplies
US4331999A (en) * 1980-04-15 1982-05-25 Westinghouse Electric Corp. Circuit interrupter with digital trip unit and power supply
FR2499778A1 (fr) * 1981-02-11 1982-08-13 Leroy Jean Generateur compound pour l'alimentation des protections electriques
FR2580124B1 (fr) * 1985-04-03 1989-02-24 Merlin Gerin
US8558711B2 (en) * 2005-11-18 2013-10-15 Simplexgrinnell Lp System for testing NAC operability using backup power
DE202016104781U1 (de) * 2016-03-29 2016-11-16 Dehn + Söhne Gmbh + Co. Kg Schaltungsanordnung zum Schutz von an einem mehrphasigen Netz angeschlossenen Verbrauchern mit Unter- und Überspannungsabschaltfunktion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH377428A (de) * 1960-04-09 1964-05-15 Standard Telephon & Radio Ag Stromversorgungsanlage mit einem Gleichstromerzeuger und einer Reservebatterie
US3308306A (en) * 1964-05-08 1967-03-07 Specialties Dev Corp Electrical power supply and battery charges
GB1102552A (en) * 1964-09-16 1968-02-07 English Electric Co Ltd Power supply circuit for electrical protective relays
US3267288A (en) * 1964-10-20 1966-08-16 Newmark Products Inc System for floating a battery on a load line
FR1568928A (fr) * 1968-02-21 1969-05-30

Also Published As

Publication number Publication date
US3629657A (en) 1971-12-21
FR2031495B1 (fr) 1976-10-29
FR2031495A1 (fr) 1970-11-20
GB1236837A (en) 1971-06-23
CH526218A (fr) 1972-07-31
DE2007414A1 (de) 1970-09-17

Similar Documents

Publication Publication Date Title
AU2270770A (fr)
AU465413B2 (fr)
AU429630B2 (fr)
AU450150B2 (fr)
FR2031495B1 (fr)
AU2355770A (fr)
AU442375B2 (fr)
AU470301B1 (fr)
AU427401B2 (fr)
AU442463B2 (fr)
AU417208B2 (fr)
AU428129B2 (fr)
AU470661B1 (fr)
AU438128B2 (fr)
AU428131B2 (fr)
AU442285B2 (fr)
AU410358B2 (fr)
AU442357B2 (fr)
AU425297B2 (fr)
AU442380B2 (fr)
AU442554B2 (fr)
AU442535B2 (fr)
AU442538B2 (fr)
AR203167Q (fr)
AU4540468A (fr)