Manaras - MSJ Ultra Heavy-Duty Industrial Jackshaft Operator With Solenoid Brake

Manaras - MSJ Ultra Heavy-Duty Industrial Jackshaft Operator With Solenoid Brake

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    The MSJ is an ultra high-end heavy-duty V-belt drive industrial operator designed for use on large standard, high and vertical lift sectional doors or rolling doors and grilles.

    The operator can be wall, hood, or shelf mounted on either side of the door. It
    incorporates an emergency chain hoist for manual operation, with a floor level
    engaging device.

    The operator is available with the Electronic Control Board (BOARD 070) with or
    without the option of electrical control for MONITORED external entrapment protection devices (ANSI/CAN/UL325 compliant).


    60Hz high starting torque, continuous-duty, single phase capacitor start or 3 phase motor, open drip proof, protected against overload. Also available with 50Hz 220V 1 phase and 380V 3 phase motor, consult inside sales.

    First step in reduction Bx section cogged V-belt drive, additional steps by chain and sprockets. Input shaft is 3/4”, supported by cast iron flanged pillow block bearings. Intermediary and output shafts are 1” with 1/4” keyway, supported by cast iron flanged pillow block bearings. Output shaft speed: 46 rpm.

    Friction type, positioned on input shaft, easily adjustable from outside.

    #50 roller chain with a 50B12 sprocket for the operator drive shaft. Door sprocket
    selected for a door travel of 6"/s to 12"/s.

    Electrically activated drum-band type solenoid brake.

    Manual Operation:
    Emergency manual chain hoist. Floor level chain hoist engaging device with electrical cut-out. An electrical interlock automatically disconnects power to the motor operator when the the chain hoist is engaged. Hoist on right is standard.

    Electrical Enclosure:
    All electrical components are in a Nema 1 enclosure. Hinged electrical enclosure cover with stable opened position.

    Limit System:
    Rotary-type oil-impregnated steel cams, commercial grade switches. Limit shaft is
    supported by self-lubricating bronze bushings for increased precision. Remains in time when there is a manual operation or after the motor has been removed.

    Accu-cam® Feature:
    Precise and quick one-handed adjustment of the limits.

    Corrosion Protection:
    Frame and control enclosure protected by baked on, long lasting enamel finish. Polymer control box cover. All shafts protected by yellow chromate coating.

    Wall, hood, or shelf mounted on the right or on the left of the door. For indoor use only.

    Clearance: side room required 16" (460 mm)
    For more details, please consult our Dimensions Drawing.

    Shipping Weight:
    Approx. 98 Lbs - 45 Kg.

    2 Years.

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