FR1137570A - Relais à double polarisation - Google Patents

Relais à double polarisation

Info

Publication number
FR1137570A
FR1137570A FR1137570DA FR1137570A FR 1137570 A FR1137570 A FR 1137570A FR 1137570D A FR1137570D A FR 1137570DA FR 1137570 A FR1137570 A FR 1137570A
Authority
FR
France
Prior art keywords
dual polarization
polarization relay
relay
dual
polarization
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
English (en)
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.)
Westinghouse Electric 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 FR1137570A publication Critical patent/FR1137570A/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
    • H02H3/42—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 product of voltage and current
    • H02H3/422—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 product of voltage and current using homopolar quantities
FR1137570D 1954-09-22 1955-09-21 Relais à double polarisation Expired FR1137570A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1137570XA 1954-09-22 1954-09-22
USS318723XA 1954-09-22 1954-09-22

Publications (1)

Publication Number Publication Date
FR1137570A true FR1137570A (fr) 1957-05-31

Family

ID=65351541

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1137570D Expired FR1137570A (fr) 1954-09-22 1955-09-21 Relais à double polarisation

Country Status (2)

Country Link
JP (1) JPS318723B1 (enrdf_load_stackoverflow)
FR (1) FR1137570A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS318723B1 (enrdf_load_stackoverflow) 1956-10-12

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