CH579839A5 - - Google Patents

Info

Publication number
CH579839A5
CH579839A5 CH27675A CH27675A CH579839A5 CH 579839 A5 CH579839 A5 CH 579839A5 CH 27675 A CH27675 A CH 27675A CH 27675 A CH27675 A CH 27675A CH 579839 A5 CH579839 A5 CH 579839A5
Authority
CH
Switzerland
Application number
CH27675A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH27675A priority Critical patent/CH579839A5/xx
Priority to DE19752504837 priority patent/DE2504837A1/en
Publication of CH579839A5 publication Critical patent/CH579839A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
    • H02H1/0046—Commutating the detecting means in dependance of the fault, e.g. for reducing their number
    • 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
    • H02H3/38—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 responsive to both voltage and current; responsive to phase angle between voltage and current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H02H7/0855—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load avoiding response to transient overloads, e.g. during starting
CH27675A 1975-01-10 1975-01-10 CH579839A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH27675A CH579839A5 (en) 1975-01-10 1975-01-10
DE19752504837 DE2504837A1 (en) 1975-01-10 1975-02-06 Overcurrent protection for motors with reactive loads - has switches controlled in dependence on load voltage to reduce overcurrent relay response

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH27675A CH579839A5 (en) 1975-01-10 1975-01-10

Publications (1)

Publication Number Publication Date
CH579839A5 true CH579839A5 (en) 1976-09-15

Family

ID=4183301

Family Applications (1)

Application Number Title Priority Date Filing Date
CH27675A CH579839A5 (en) 1975-01-10 1975-01-10

Country Status (2)

Country Link
CH (1) CH579839A5 (en)
DE (1) DE2504837A1 (en)

Also Published As

Publication number Publication date
DE2504837A1 (en) 1976-07-15

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Legal Events

Date Code Title Description
PL Patent ceased