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A Reyrolle and Co Ltd
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A Reyrolle and Co Ltd
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Application filed by A Reyrolle and Co LtdfiledCriticalA Reyrolle and Co Ltd
Application grantedgrantedCritical
Publication of FR1059042ApublicationCriticalpatent/FR1059042A/fr
H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
FR1059042D1951-04-091952-04-09Perfectionnements aux dispositifs pour la protection des installations électriques
ExpiredFR1059042A
(fr)