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.)
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Regie Autonome des Transports Parisiens
Original Assignee
Regie Autonome des Transports Parisiens
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Filing date
Publication date
Application filed by Regie Autonome des Transports ParisiensfiledCriticalRegie Autonome des Transports Parisiens
Priority to FR7441077ApriorityCriticalpatent/FR2294571A1/fr
Publication of FR2294571A1publicationCriticalpatent/FR2294571A1/fr
Application grantedgrantedCritical
Publication of FR2294571B1publicationCriticalpatent/FR2294571B1/fr
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
H02H3/44—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 the rate of change of electrical quantities
H02H3/445—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 the rate of change of electrical quantities of DC quantities
FR7441077A1974-12-131974-12-13Procede et dispositif pour la detection de courts-circuits
GrantedFR2294571A1
(fr)