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    Mechanical Friction Torque Limiter – NEMA Frame

    MECHANICAL FRICTION TORQUE LIMITERS

     

    Mach III friction torque limiters, also known as slip clutches, are designed to transmit a fixed amount of torque from one machine component to another until an overload is experienced. A torque setting is established by compressing the adjustment nut to the desired torque output, then fixing it in place with the provided set screw(s). This can be set and adjusted in the field, or pre-set at Mach III before shipment. When the unit experiences torque in excess of the set value, the friction torque limiter slips until the overload ceases.

     

    IMPORTANT: Mach III friction torque limiters do not disengage upon overload. A means of sensing and stopping the overload condition must be in place or a friction torque limiter will continue to slip, eventually overheating to the point where it is unfit for continued use.

     

    MECHANICAL FRICTION TORQUE LIMITER – NEMA FRAME
    Overload Protection Between Motor and Gear Box or Other Flanged Components

     

    Function: Overload Protection
    Drive Arrangement: Motor to Gear Reducer (Gear Box)

     

    • Torque limiter input is bored and keyed to connect to a NEMA frame motor.
    • Torque limiter output shaft with key connects to a NEMA frame gear reducer.

    Operation

    Continuously engaged friction torque limiter slips when torque setting is exceeded. Continues to slip until overload ceases.

     

    Applications

    Momentary overload protection.
    Torque limiters are not recommended in continuous slip or tension control applications. A SensiFlex® tension control clutch or brake should be used instead.
    Maximum RPM varies by model. Please consult the detail sheets (below). Consult engineering if the intended application exceeds the listed maximum RPM.

     

    Design Features

    No reset required after torque limiter slips.
    Enclosed design with aluminum, clear anodized aluminum or stainless steel housing.
    Torque setting is factory set at value specified by user.
    Torque adjustment nut can not be manipulated without disassembly of the housing.

    Mounting

    Models listed  have enclosed, aluminum housings
    Clear anodized and stainless housing are also available. If needed, please contact engineering.

     

    Product Code 

    Maximum Recommended Torque Setting 

    NEMA Frame Size 

    Output Shaft & Input Bore 

    Detail Sheet 

    T3C2H-56L 

    792 lb-in 

    56C 

    0.625 in 

    VIEW PDF 

    T3C2H-14L 

    792 lb-in 

    143TC, 145TC 

    0.875 in 

    VIEW PDF 

    T4C2H-18L 

    1,406 lb-in 

    182TC, 184TC 

    1.125 in 

    VIEW PDF 

    T4C2H-21L 

    1,406 lb-in 

    213TC, 215TC 

    1.375 in 

    VIEW PDF 

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