FR947190A - Test button for circuit breakers for protection against accidental contact - Google Patents

Test button for circuit breakers for protection against accidental contact

Info

Publication number
FR947190A
FR947190A FR947190DA FR947190A FR 947190 A FR947190 A FR 947190A FR 947190D A FR947190D A FR 947190DA FR 947190 A FR947190 A FR 947190A
Authority
FR
France
Prior art keywords
protection against
circuit breakers
test button
against accidental
accidental contact
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
Other languages
French (fr)
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
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 Landis and Gyr AG filed Critical Landis and Gyr AG
Application granted granted Critical
Publication of FR947190A publication Critical patent/FR947190A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/506—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member with a make-break action in a single operation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
FR947190D 1947-04-12 1947-05-23 Test button for circuit breakers for protection against accidental contact Expired FR947190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH947190X 1947-04-12

Publications (1)

Publication Number Publication Date
FR947190A true FR947190A (en) 1949-06-24

Family

ID=4549804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR947190D Expired FR947190A (en) 1947-04-12 1947-05-23 Test button for circuit breakers for protection against accidental contact

Country Status (3)

Country Link
CH (1) CH254654A (en)
FR (1) FR947190A (en)
NL (1) NL69964C (en)

Also Published As

Publication number Publication date
NL69964C (en)
CH254654A (en) 1948-05-15

Similar Documents

Publication Publication Date Title
FR1006992A (en) Electrical contact device
FR1070055A (en) Circuit breaker with extinguishing chamber
FR947190A (en) Test button for circuit breakers for protection against accidental contact
CH271493A (en) Arc extinguishing electric circuit breaker.
CH264111A (en) Device for reducing the welding of the contacts of electrical circuit breakers.
CA441219A (en) Circuit breaker movable contact
FR950991A (en) Free-closing bimetal circuit breaker
CA445551A (en) Surge-protected fuse switch
CH253820A (en) Circuit breaker.
ES16314Y (en) Automatic break thermoelectric circuit breaker.
FR1071158A (en) Electric circuit breaker with device for extinguishing arcs flowing between the contacts
IE17594L (en) Snap action switch
FR950600A (en) Safety switch with automatic tripping in case of overcurrent
CA457686A (en) Circuit breaker contact
ES31753Y (en) Fantasy electrical switch or push button
CA439428A (en) Electrical switch
CA444747A (en) Electrical switch
CA443535A (en) Snap switch
AU138599B2 (en) Electrical contacts
AU139124B2 (en) Snap action electric switch
ES15499Y (en) Perfected electrical fuse.
FR70838E (en) Extinguishing chambers for electrical circuit breakers
CA439750A (en) Circuit breaker
CA440643A (en) Circuit breaker
CA445862A (en) Circuit breaker