FR2249464A1 - - Google Patents

Info

Publication number
FR2249464A1
FR2249464A1 FR7338270A FR7338270A FR2249464A1 FR 2249464 A1 FR2249464 A1 FR 2249464A1 FR 7338270 A FR7338270 A FR 7338270A FR 7338270 A FR7338270 A FR 7338270A FR 2249464 A1 FR2249464 A1 FR 2249464A1
Authority
FR
France
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.)
Granted
Application number
FR7338270A
Other languages
French (fr)
Other versions
FR2249464B3 (de
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.)
ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun 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
Priority claimed from DE19722252689 external-priority patent/DE2252689C3/de
Application filed by Hartmann and Braun AG filed Critical Hartmann and Braun AG
Publication of FR2249464A1 publication Critical patent/FR2249464A1/fr
Application granted granted Critical
Publication of FR2249464B3 publication Critical patent/FR2249464B3/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/34—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
    • 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
    • H02H3/08—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 excess current
    • H02H3/083—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 excess current for three-phase systems
FR7338270A 1972-10-27 1973-10-26 Expired FR2249464B3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722252689 DE2252689C3 (de) 1972-10-27 Schutzschaltungsanordnung

Publications (2)

Publication Number Publication Date
FR2249464A1 true FR2249464A1 (de) 1975-05-23
FR2249464B3 FR2249464B3 (de) 1976-09-17

Family

ID=5860196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7338270A Expired FR2249464B3 (de) 1972-10-27 1973-10-26

Country Status (3)

Country Link
CH (1) CH554095A (de)
FR (1) FR2249464B3 (de)
SE (1) SE396854B (de)

Also Published As

Publication number Publication date
DE2252689A1 (de) 1974-05-09
SE396854B (sv) 1977-10-03
DE2252689B2 (de) 1975-05-28
CH554095A (de) 1974-09-13
FR2249464B3 (de) 1976-09-17

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