[go: up one dir, main page]

CA925200A - High voltage switch with pre-insertion resistor connected in the circuit through graphite corona balls - Google Patents

High voltage switch with pre-insertion resistor connected in the circuit through graphite corona balls

Info

Publication number
CA925200A
CA925200A CA112330A CA112330A CA925200A CA 925200 A CA925200 A CA 925200A CA 112330 A CA112330 A CA 112330A CA 112330 A CA112330 A CA 112330A CA 925200 A CA925200 A CA 925200A
Authority
CA
Canada
Prior art keywords
graphite
circuit
high voltage
voltage switch
resistor connected
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
CA112330A
Other versions
CA112330S (en
Inventor
V. Chabala Leonard
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 CA925200A publication Critical patent/CA925200A/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
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/16—Impedances connected with contacts
    • H01H33/166—Impedances connected with contacts the impedance being inserted only while closing the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • 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
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H33/121—Load break switches
CA112330A 1971-01-07 1971-05-06 High voltage switch with pre-insertion resistor connected in the circuit through graphite corona balls Expired CA925200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10455071A 1971-01-07 1971-01-07

Publications (1)

Publication Number Publication Date
CA925200A true CA925200A (en) 1973-04-24

Family

ID=22301070

Family Applications (1)

Application Number Title Priority Date Filing Date
CA112330A Expired CA925200A (en) 1971-01-07 1971-05-06 High voltage switch with pre-insertion resistor connected in the circuit through graphite corona balls

Country Status (2)

Country Link
US (1) US3697712A (en)
CA (1) CA925200A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787651A (en) * 1972-06-08 1974-01-22 S & C Electric Co High voltage switch with high current closing contacts
DE102006014286A1 (en) * 2006-03-24 2007-10-11 Siemens Ag Interrupter unit with on-resistance
CN101770888B (en) * 2009-01-05 2012-10-10 浙宝电气(杭州)集团有限公司 Spring operating device of high-voltage load switch
EP2568493B1 (en) * 2011-09-06 2015-12-16 ABB Research Ltd. High-Voltage switching device
EP3453043B1 (en) * 2016-05-02 2023-03-08 Hubbell Incorporated Whip and loop interrupter combination
US20230131774A1 (en) * 2021-10-26 2023-04-27 Cleaveland/Price Inc. High voltage center break disconnect switch with toggle drive locking mechanism

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB525244A (en) * 1939-02-21 1940-08-23 Reyrolle A & Co Ltd Improvements in or relating to the insulation of electrical conductors or apparatus
US3576414A (en) * 1968-10-18 1971-04-27 S & C Electric Co High voltage switch with preinsertion resistor
US3602668A (en) * 1970-03-18 1971-08-31 Joslyn Mfg & Supply Co Interrupter switch usable as a sectionalizer in high voltage systems

Also Published As

Publication number Publication date
US3697712A (en) 1972-10-10

Similar Documents

Publication Publication Date Title
CA995000A (en) Electrically conducting elastomers and electrical members embodying the same
CA948330A (en) Charge coupled devices with continuous resistor electrode
CA987404A (en) Low voltage d.c. supply circuit
CA940985A (en) High voltage electrical switch
CA708896A (en) Polyamide-acid resin and conductive carbon black composition
CA925200A (en) High voltage switch with pre-insertion resistor connected in the circuit through graphite corona balls
AU461020B2 (en) Resistance material and electrical resistor made therefrom
CA967655A (en) High voltage resistor
CA931276A (en) High voltage hold down circuit
AU449241B2 (en) Variable resistor assembly with composite circuits
CA871933A (en) High voltage switch with pre-insertion resistor
CA879366A (en) High voltage switch with enclosed pre-insertion resistor
CA946889A (en) Electrical switch and combination electrical resistor and switch
CA966174A (en) High voltage temperature switch
CA1006958A (en) Circuit paths without insulated joints and with high voltage pulses
CA879365A (en) High voltage beaver tail type switch with pre-insertion resistor
CA873582A (en) High voltage circuit breaker with preinserted resistance means
CA879315A (en) Bistable trigger circuit having different voltage thresholds
CA747027A (en) High voltage double break air switch with damping resistors
CA862942A (en) Voltage threshold photodiode and circuit assembly comprising the same
CA783693A (en) Contact with high resistance material insert
CA776326A (en) Resistance switches and the like
CA861043A (en) Electric circuit breaker with voltage controlling resistor shunting its main contacts
CA799579A (en) High voltage switch having high velocity contact
CA807787A (en) Switch with variable contact equipment