DE597338C - - Google Patents

Info

Publication number
DE597338C
DE597338C DENDAT597338D DE597338DA DE597338C DE 597338 C DE597338 C DE 597338C DE NDAT597338 D DENDAT597338 D DE NDAT597338D DE 597338D A DE597338D A DE 597338DA DE 597338 C DE597338 C DE 597338C
Authority
DE
Germany
Prior art keywords
switch
lever
automatic
axis
rotary
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.)
Active
Application number
DENDAT597338D
Other languages
German (de)
English (en)
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.)
Publication of DE597338C publication Critical patent/DE597338C/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
    • H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault

Landscapes

  • Breakers (AREA)
  • Switch Cases, Indication, And Locking (AREA)
DENDAT597338D 1932-08-24 Active DE597338C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2367932A GB406694A (en) 1932-08-24 1932-08-24 Improvements in and relating to electric switches with freehandle automatic release

Publications (1)

Publication Number Publication Date
DE597338C true DE597338C (enrdf_load_stackoverflow)

Family

ID=10199507

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT597338D Active DE597338C (enrdf_load_stackoverflow) 1932-08-24

Country Status (2)

Country Link
DE (1) DE597338C (enrdf_load_stackoverflow)
GB (1) GB406694A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB406694A (en) 1934-02-26

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