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JAVEY SARL FERMETURES
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JAVEY SARL FERMETURES
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Application filed by JAVEY SARL FERMETURESfiledCriticalJAVEY SARL FERMETURES
Priority to FR8914854ApriorityCriticalpatent/FR2655489A1/fr
Publication of FR2655489A1publicationCriticalpatent/FR2655489A1/fr
Application grantedgrantedCritical
Publication of FR2655489B1publicationCriticalpatent/FR2655489B1/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
H02H7/08—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 for dynamo-electric motors
H02H7/093—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 for dynamo-electric motors against increase beyond, or decrease below, a predetermined level of rotational speed
FR8914854A1989-11-131989-11-13Organe de securite pour moteurs asynchrones du type a cage d'ecureuil.
GrantedFR2655489A1
(fr)