The invention concerns an electricity supply device (1, 2, 3) for supplying electric power in an elevator system. The electricity supply device (1, 2, 3) comprises a controllable power output stage (4, 5) which in turn comprises a connection to a load of the elevator system to be supplied, and a control circuit (18, 27) for controlling the drive device (6, 7) of the elevator. The invention is characterized in that the power output stage (4, 5) comprises one or more controllable solid-state switches (9) in the form of silicon carbide (SiC) solid-state switches, wherein a thermal barrier (19) is made between the aforementioned one or more silicon carbide solid-state switches (9) of the power output stage (4, 5) and the control circuit (18, 27) for reducing the thermal flow occurring from the silicon carbide solid-state switch/silicon carbide solid-state switches (9) to the control circuit (18, 27).


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    Title :

    ELECTRICITY SUPPLY DEVICE AND ELEVATOR SYSTEM


    Additional title:

    STROMVERSORGUNGSVORRICHTUNG UND AUFZUGSSYSTEM
    DISPOSITIF D'ALIMENTATION ÉLECTRIQUE ET SYSTÈME D'ASCENSEUR


    Contributors:

    Publication date :

    2017-08-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



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