DE1907401C3 - - Google Patents

Info

Publication number
DE1907401C3
DE1907401C3 DE19691907401 DE1907401A DE1907401C3 DE 1907401 C3 DE1907401 C3 DE 1907401C3 DE 19691907401 DE19691907401 DE 19691907401 DE 1907401 A DE1907401 A DE 1907401A DE 1907401 C3 DE1907401 C3 DE 1907401C3
Authority
DE
Germany
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
DE19691907401
Other languages
German (de)
Other versions
DE1907401B2 (en
DE1907401A1 (en
Inventor
Michel Vert-Le-Petit Fonteny (Frankreich)
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Publication of DE1907401A1 publication Critical patent/DE1907401A1/en
Publication of DE1907401B2 publication Critical patent/DE1907401B2/de
Application granted granted Critical
Publication of DE1907401C3 publication Critical patent/DE1907401C3/de
Granted 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
    • H02H3/38—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
    • H02H3/382—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 involving phase comparison between current and voltage or between values derived from current and voltage
DE19691907401 1968-02-20 1969-02-14 Remote protection device for three-phase networks Granted DE1907401A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR140449 1968-02-20

Publications (3)

Publication Number Publication Date
DE1907401A1 DE1907401A1 (en) 1969-10-02
DE1907401B2 DE1907401B2 (en) 1970-12-03
DE1907401C3 true DE1907401C3 (en) 1974-09-19

Family

ID=8646200

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691907401 Granted DE1907401A1 (en) 1968-02-20 1969-02-14 Remote protection device for three-phase networks

Country Status (4)

Country Link
CH (1) CH506905A (en)
DE (1) DE1907401A1 (en)
FR (1) FR1579516A (en)
GB (1) GB1262358A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19831769C1 (en) * 1998-07-15 1999-10-07 Kopp Heinrich Ag Arrangement for monitoring a current network, esp. a three-phase current network with earth and neutral lines
CN102769279B (en) * 2012-07-23 2014-10-08 国电南瑞科技股份有限公司 High-resistance grounding phase selection method for longitudinal zero-sequence protection of line protection device

Also Published As

Publication number Publication date
CH506905A (en) 1971-04-30
FR1579516A (en) 1969-08-29
DE1907401B2 (en) 1970-12-03
DE1907401A1 (en) 1969-10-02
GB1262358A (en) 1972-02-02

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee