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    QT (Quarter Turn Actuators)

    • Supply TypeManufacturer, Exporter, Supplier, Retailer
    • Preferred Buyer Location All over the world

    The various Types of electrical Actuators from Marsh have been developed specially for the quarter turn operation of small size Butterfly, Ball, Plug valves and dampers. Thanks to their design....
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    Company Information

    • calendar Member Since 16 Years
    • building Nature of Business Retailer
    • Year of Establishment 1990

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    The various Types of electrical Actuators from Marsh have been developed specially for the quarter turn operation of small size Butterfly, Ball, Plug valves and dampers. Thanks to their design simplicity to achieve low-cost automation. They are provided with single phase motors which considerably saves the cost of electrical hardware and other accessories.

    Also as the actuators are installed directly on final control element and are provided with stall-duty motors, the units become completely maintenance free, that is Fit and Forget type. The units are supplied with all necessary features to operate the final control element in ON/OFF or modulating modes.

     

    STANDARD
    • Limit Switches (1No.+1Nc) - 2 Nos. (Rating 10 A - 250 VAC)
    • Hand wheel
    • Local position indicator
    • Adjustable mechanical stoppers
    OPTIONAL
    • Auxillary limit switches - (1No + 1Nc) - 4 Nos.
    • Torque limit switches (1No + 1Nc) - 2 Nos (for QT10 onwards)
    • Three position switch for ON/OFF operation Field/Panel mounted
    • Feed back Potentiometer
    • Valve positioner - Field / Panel mounted Input : 4-20mA/0-10 V DC.
      Output : Proportional
    • Two wire transmitter field /Panel mounted
      Input : From potentiometer in actuator - 100 to 235 ohms or 0-1000 ohms
      Output : 4-20 mA - Two wire
    • IP 67 Protection
    • Remote position indicator-Digital
    • Space heater
    • Special accessories on request


     

    Actuator DataActuator Models
     QT-3QT-5QT-10QT-20QT-30QT-40QT-50
    Rated Output Torque Kgm351020304050
    Operating Speed Sec /90°17172020262626
    Switching Frequency
    Operations / Hour
    a) Short Time
    b) Normal


    1200
    600
    Weight Kg.14152728384042
    Degree of ProtectionIP65/IP67
    Area of OperationSafe
    Motor Data 
    TypeNon-Blocking A. C. Motor
    Supply : Standard
                Optional
    220V AC 50Hz Single Phase
    110 V AC 50Hz Single Phase
    Output wattes90125175250290300320
    Nominal Current Amp0.50.550.91.21.31.41.5
    Class InsulationF
    Ambient Temperature45° C








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