ZA777220B - Tripping device with thermal delay - Google Patents

Tripping device with thermal delay

Info

Publication number
ZA777220B
ZA777220B ZA00777220A ZA777220A ZA777220B ZA 777220 B ZA777220 B ZA 777220B ZA 00777220 A ZA00777220 A ZA 00777220A ZA 777220 A ZA777220 A ZA 777220A ZA 777220 B ZA777220 B ZA 777220B
Authority
ZA
South Africa
Prior art keywords
tripping device
thermal delay
delay
thermal
tripping
Prior art date
Application number
ZA00777220A
Inventor
P Streit
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of ZA777220B publication Critical patent/ZA777220B/en

Links

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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/2481—Electromagnetic mechanisms characterised by the coil design
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/26—Electromagnetic mechanisms with windings acting in opposition
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/28—Electromagnetic mechanisms with windings acting in conjunction

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Protection Of Generators And Motors (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Thermistors And Varistors (AREA)
  • Thermally Actuated Switches (AREA)
ZA00777220A 1976-12-22 1977-12-05 Tripping device with thermal delay ZA777220B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1616576A CH604365A5 (en) 1976-12-22 1976-12-22

Publications (1)

Publication Number Publication Date
ZA777220B true ZA777220B (en) 1978-10-25

Family

ID=4414971

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00777220A ZA777220B (en) 1976-12-22 1977-12-05 Tripping device with thermal delay

Country Status (11)

Country Link
JP (1) JPS5379244A (en)
AR (1) AR214656A1 (en)
BR (1) BR7708475A (en)
CH (1) CH604365A5 (en)
DE (1) DE2700989A1 (en)
EG (1) EG12966A (en)
ES (1) ES464472A1 (en)
FR (1) FR2375712A1 (en)
GB (1) GB1570138A (en)
IT (1) IT1088788B (en)
ZA (1) ZA777220B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE465524B (en) * 1990-02-08 1991-09-23 Asea Brown Boveri DEVICE FOR OVERLOAD AND SHORT-CUT PROTECTION IN ELECTRICAL EQUIPMENT
DE4120005A1 (en) * 1991-06-18 1992-12-24 Abb Patent Gmbh CIRCUIT BREAKER
US6128168A (en) 1998-01-14 2000-10-03 General Electric Company Circuit breaker with improved arc interruption function
US6144540A (en) 1999-03-09 2000-11-07 General Electric Company Current suppressing circuit breaker unit for inductive motor protection
US6157286A (en) 1999-04-05 2000-12-05 General Electric Company High voltage current limiting device
DE102006037230A1 (en) * 2006-08-09 2008-02-14 Siemens Ag Selective electromagnetic switch cutting power supply to consumers on overload, includes solenoids with differing current responses and delay section
FR2943840B1 (en) * 2009-03-31 2011-03-11 Schneider Electric Ind Sas ELECTROMAGNETIC ACTUATOR HAVING SECURE OPERATING MEANS
FR2974662B1 (en) * 2011-04-29 2016-04-15 Hager Electro Sas ELECTROMAGNETIC ACTUATOR WITH MAGNETIC GENERATOR
FR2977706B1 (en) * 2011-07-04 2014-03-07 Alstom Grid Ag DEVICE FOR SPRING CONTROL OF HIGH OR MEDIUM VOLTAGE SWITCHING EQUIPMENT
DE102016206799A1 (en) * 2016-04-21 2017-10-26 Siemens Aktiengesellschaft Resistor and molded case circuit breaker

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE442245A (en) *
BE378808A (en) *
FR567037A (en) * 1922-06-06 1924-02-23 Thomson Houston Comp Francaise Improvements to electrical relays
BE341634A (en) * 1927-04-26
CH150730A (en) * 1930-06-27 1931-11-15 Gardy Particip App Electromagnetic circuit breaker for low voltage installation.
GB680336A (en) * 1949-06-21 1952-10-01 Foster Transformers & Switchge Improvements in electrically operated time delay devices
GB737320A (en) * 1952-12-01 1955-09-21 Foster Transformers Ltd Improvements in the electrically operated time delay overload-responsive devices
US3156849A (en) * 1959-03-16 1964-11-10 Texas Instruments Inc Circuit-breaking apparatus
CH581377A5 (en) * 1975-02-11 1976-10-29 Bbc Brown Boveri & Cie

Also Published As

Publication number Publication date
AR214656A1 (en) 1979-07-13
JPS5379244A (en) 1978-07-13
DE2700989A1 (en) 1978-09-07
EG12966A (en) 1980-03-31
BR7708475A (en) 1979-07-17
ES464472A1 (en) 1978-08-01
GB1570138A (en) 1980-06-25
IT1088788B (en) 1985-06-10
CH604365A5 (en) 1978-09-15
FR2375712A1 (en) 1978-07-21

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