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FR727258A - Improvements to electrical relays - Google Patents

Improvements to electrical relays

Info

Publication number
FR727258A
FR727258A FR727258DA FR727258A FR 727258 A FR727258 A FR 727258A FR 727258D A FR727258D A FR 727258DA FR 727258 A FR727258 A FR 727258A
Authority
FR
France
Prior art keywords
electrical relays
relays
electrical
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.)
Compagnie de Signaux et dEntreprises Electriques SA
Original Assignee
Compagnie de Signaux et dEntreprises Electriques 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 Compagnie de Signaux et dEntreprises Electriques SA filed Critical Compagnie de Signaux et dEntreprises Electriques SA
Application granted granted Critical
Publication of FR727258A publication Critical patent/FR727258A/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
    • H02H3/40—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 ratio of voltage and current
    • H02H3/407—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 ratio of voltage and current using induction relays
FR727258D 1931-11-30 1931-11-30 Improvements to electrical relays Expired FR727258A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR727258T 1931-11-30

Publications (1)

Publication Number Publication Date
FR727258A true FR727258A (en) 1932-06-15

Family

ID=9111168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727258D Expired FR727258A (en) 1931-11-30 1931-11-30 Improvements to electrical relays

Country Status (1)

Country Link
FR (1) FR727258A (en)

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