CA921082A - Switch construction with load break device having a movable slat, a gas expansion chamber and gas muffler - Google Patents

Switch construction with load break device having a movable slat, a gas expansion chamber and gas muffler

Info

Publication number
CA921082A
CA921082A CA112335A CA112335A CA921082A CA 921082 A CA921082 A CA 921082A CA 112335 A CA112335 A CA 112335A CA 112335 A CA112335 A CA 112335A CA 921082 A CA921082 A CA 921082A
Authority
CA
Canada
Prior art keywords
gas
expansion chamber
break device
switch construction
load break
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA112335A
Other versions
CA112335S (en
Inventor
Meister Otto
H. Harner Robert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
S&C Electric Co
Original Assignee
S&C Electric Co
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 S&C Electric Co filed Critical S&C Electric Co
Application granted granted Critical
Publication of CA921082A publication Critical patent/CA921082A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • H01H33/73—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber wherein the break is in air at atmospheric pressure, e.g. in open air
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
    • H01H33/77—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor wherein the break is in air at atmospheric pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H2033/085—Stationary parts for restricting or subdividing the arc, e.g. barrier plate using a flat arc chute, the width of arc chamber being only slightly greater then thickness of switch blade
CA112335A 1971-01-07 1971-05-06 Switch construction with load break device having a movable slat, a gas expansion chamber and gas muffler Expired CA921082A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10458971A 1971-01-07 1971-01-07
GB426371 1971-02-09

Publications (1)

Publication Number Publication Date
CA921082A true CA921082A (en) 1973-02-13

Family

ID=26239002

Family Applications (1)

Application Number Title Priority Date Filing Date
CA112335A Expired CA921082A (en) 1971-01-07 1971-05-06 Switch construction with load break device having a movable slat, a gas expansion chamber and gas muffler

Country Status (3)

Country Link
US (1) US3671697A (en)
CA (1) CA921082A (en)
GB (1) GB1338645A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4886945A (en) * 1987-10-06 1989-12-12 A. B. Chance Company Replaceable bushing and contact assembly for blade type air insulated switchgear
DE19817444C1 (en) * 1998-04-20 1999-09-16 Driescher Spezialfab Fritz MV load breaker switch for MV switchgear
RU2608840C1 (en) * 2015-12-08 2017-01-25 федеральное государственное автономное образовательное учреждение высшего образования "Казанский (Приволжский) федеральный университет" (ФГАОУ ВО КФУ) Switching equipment device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR745721A (en) * 1931-10-19 1933-05-13
DE666140C (en) * 1934-08-17 1938-10-15 Frida Strauss Geb Ruppel Electric gas switch
US2284842A (en) * 1939-11-06 1942-06-02 Gen Electric Circuit breaking apparatus
US2486127A (en) * 1944-06-26 1949-10-25 Gen Electric Air blast electric circuit breaker
NL37644C (en) * 1958-04-24 1936-03-16
US3576967A (en) * 1969-04-04 1971-05-04 S & C Electric Co Switch construction with load break device having one or more movable slats with heat spacers

Also Published As

Publication number Publication date
US3671697A (en) 1972-06-20
GB1338645A (en) 1973-11-28

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