FR1002675A - Relay protection devices - Google Patents

Relay protection devices

Info

Publication number
FR1002675A
FR1002675A FR1002675DA FR1002675A FR 1002675 A FR1002675 A FR 1002675A FR 1002675D A FR1002675D A FR 1002675DA FR 1002675 A FR1002675 A FR 1002675A
Authority
FR
France
Prior art keywords
protection devices
relay protection
relay
devices
protection
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.)
Expired
Application number
Other languages
French (fr)
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR1002675A publication Critical patent/FR1002675A/en
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
    • H02H3/08—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
    • H02H3/081—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 and depending on the direction
FR1002675D 1948-11-26 1949-11-24 Relay protection devices Expired FR1002675A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1002675XA 1948-11-26 1948-11-26

Publications (1)

Publication Number Publication Date
FR1002675A true FR1002675A (en) 1952-03-10

Family

ID=22278893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1002675D Expired FR1002675A (en) 1948-11-26 1949-11-24 Relay protection devices

Country Status (1)

Country Link
FR (1) FR1002675A (en)

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