FR43304E - Systèmes de commande électriques - Google Patents

Systèmes de commande électriques

Info

Publication number
FR43304E
FR43304E FR43304DA FR43304E FR 43304 E FR43304 E FR 43304E FR 43304D A FR43304D A FR 43304DA FR 43304 E FR43304 E FR 43304E
Authority
FR
France
Prior art keywords
electric control
control systems
systems
electric
control
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)
Inventor
Alan Stewart Fitzgerald
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 filed Critical
Application granted granted Critical
Publication of FR43304E publication Critical patent/FR43304E/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
FR43304D 1932-12-17 1932-12-17 Systèmes de commande électriques Expired FR43304E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR43304T 1932-12-17

Publications (1)

Publication Number Publication Date
FR43304E true FR43304E (fr) 1934-04-28

Family

ID=8679290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR43304D Expired FR43304E (fr) 1932-12-17 1932-12-17 Systèmes de commande électriques

Country Status (1)

Country Link
FR (1) FR43304E (fr)

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