CH254654A - Prüftaste an Berührungsschutzschalter. - Google Patents

Prüftaste an Berührungsschutzschalter.

Info

Publication number
CH254654A
CH254654A CH254654DA CH254654A CH 254654 A CH254654 A CH 254654A CH 254654D A CH254654D A CH 254654DA CH 254654 A CH254654 A CH 254654A
Authority
CH
Switzerland
Prior art keywords
protection switch
test button
contact protection
contact
button
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Ag Landis Gyr
Original Assignee
Landis & 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 & Gyr Ag filed Critical Landis & Gyr Ag
Publication of CH254654A publication Critical patent/CH254654A/de

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
CH254654D 1947-04-12 1947-04-12 Prüftaste an Berührungsschutzschalter. CH254654A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH254654A true CH254654A (de) 1948-05-15

Family

ID=4549804

Family Applications (1)

Application Number Title Priority Date Filing Date
CH254654D CH254654A (de) 1947-04-12 1947-04-12 Prüftaste an Berührungsschutzschalter.

Country Status (3)

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

Also Published As

Publication number Publication date
FR947190A (fr) 1949-06-24
NL69964C (uk)

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