SG91190G - Improvements relating to circuit breakers - Google Patents

Improvements relating to circuit breakers

Info

Publication number
SG91190G
SG91190G SG911/90A SG91190A SG91190G SG 91190 G SG91190 G SG 91190G SG 911/90 A SG911/90 A SG 911/90A SG 91190 A SG91190 A SG 91190A SG 91190 G SG91190 G SG 91190G
Authority
SG
Singapore
Prior art keywords
circuit breakers
improvements relating
relating
breakers
circuit
Prior art date
Application number
SG911/90A
Other languages
English (en)
Original Assignee
Crabtree Electrical Ind 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 Crabtree Electrical Ind Ltd filed Critical Crabtree Electrical Ind Ltd
Publication of SG91190G publication Critical patent/SG91190G/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/42—Impedances connected with contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
    • H01H9/465—Shunt circuit closed by transferring the arc onto an auxiliary electrode
SG911/90A 1986-05-31 1990-11-09 Improvements relating to circuit breakers SG91190G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8613263A GB2192096B (en) 1986-05-31 1986-05-31 Circuit breaker

Publications (1)

Publication Number Publication Date
SG91190G true SG91190G (en) 1991-01-18

Family

ID=10598747

Family Applications (1)

Application Number Title Priority Date Filing Date
SG911/90A SG91190G (en) 1986-05-31 1990-11-09 Improvements relating to circuit breakers

Country Status (6)

Country Link
EP (1) EP0248342A3 (fr)
DE (1) DE248342T1 (fr)
GB (1) GB2192096B (fr)
HK (1) HK19691A (fr)
SG (1) SG91190G (fr)
ZA (1) ZA873795B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306229A1 (de) * 1993-02-27 1994-09-01 Abb Patent Gmbh Schaltgerät mit einem thermischen und einem magnetischen Auslöser
AT411408B (de) * 1999-09-02 2003-12-29 Felten & Guilleaume Ag Oester Mehrpoliges schaltgerät

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1751205A (en) * 1922-09-02 1930-03-18 Westinghouse Electric & Mfg Co Electromagnetic blow-out device
US2639354A (en) * 1950-10-07 1953-05-19 Gen Electric Electric circuit breaker
GB940511A (en) * 1960-03-18 1963-10-30 Ite Circuit Breaker Ltd Improvements in or relating to air-break, magnetic blow-out electric circuit interrupters
CH389732A (fr) * 1960-09-21 1965-03-31 Inst Electrotechnique Chambre à éléments résistants pour l'extinction d'un arc de disjoncteur
GB1008660A (en) * 1962-10-08 1965-11-03 Ass Elect Ind Improvements in or relating to electric circuit interrupters
CH462918A (de) * 1966-12-23 1968-09-30 Oerlikon Maschf Schaltvorrichtung
US3588405A (en) * 1968-09-03 1971-06-28 Gen Electric Arc chute having arc runners coated with thermally sprayed refractory metal
FR2582857B1 (fr) * 1985-05-29 1989-04-28 Merlin Gerin Disjoncteur unipolaire et neutre a effet shunt

Also Published As

Publication number Publication date
EP0248342A3 (fr) 1988-11-23
GB8613263D0 (en) 1986-07-02
DE248342T1 (de) 1988-07-21
EP0248342A2 (fr) 1987-12-09
GB2192096A (en) 1987-12-31
ZA873795B (en) 1987-11-24
HK19691A (en) 1991-03-28
GB2192096B (en) 1989-12-06

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