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Compagnie Francaise Thomson Houston SA
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Compagnie Francaise Thomson Houston SA
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Application grantedgrantedCritical
Publication of FR628645ApublicationCriticalpatent/FR628645A/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
H02H3/16—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 fault current to earth, frame or mass
H02H3/162—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 fault current to earth, frame or mass for ac systems
H02H3/165—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 fault current to earth, frame or mass for ac systems for three-phase systems
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Engineering & Computer Science
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Power Engineering
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FR628645D1926-02-131927-02-07Perfectionnements aux systèmes de protection des circuits et des machines électriques
ExpiredFR628645A
(fr)