Commercial Trolley Operators

MODEL T – T PDF File

Industrial-Duty Trolley Operator for Standard Lift Sectional Doors
Applications:The Model T continuous-duty door operator is designed for use on industrial sectional overhead doors with standard lift.Standard Features:

  • Choice of two Control Circuits:
    • Logic 3.0 Control Board (L3)
    • Available on 115V, 208/230V, 460V and 575V
    • Features size 0 industrial linear contractor
  • High starting torque continuous-duty motor with overload protection
  • Heavy-duty 5L V-belt
  • 3-button control station
  • Type C2 wiring standard, B2 easily field set by moving 1 jumper wire or setting a switch (see Sensing Devices)
  • Industrial ball bearings on output shaft
  • External radio control terminals
  • 24VAC control circuit (M), 5VDC (L3)
  • Motor removable without affecting limit settings
  • NEMA 1 type electrical enclosure
  • Adjustable friction clutch
  • Emergency disconnect for manual operation
  • Fully adjustable linear driven limit mechanism
  • Solenoid brake, standard on 3/4 HP and 1 HP units
  • Trolley track for doors up to 12′ high standard with swing-up header bracket
  • Quiet gliding rail spacers
  • #48 roller chain drive on 1/3, 1/2 HP models
  • #41 roller chain drive on 3/4, 1 HP models
  • Baked-on high-durability black powder-coat finish
  • Door speed approximately 8 to 12 inches per second
  • Approximate shipping weight – 130 lbs.
  • 2-year warranty

MODEL APT – APT PDF File

Low-Profile Apartment House Operator
Applications:The Model APT door operator is for use on standard lift sectional doors which require over 100 cycles per day.

Standard Features:

  • Logic 3.0 Control Board (L3) available for 115V
  • 1/2 HP, 115V single phase resilient mount motor for quiet operation
  • Industrial ball bearings on output shaft
  • Solenoid brake, standard
  • Quiet gliding rail spacers
  • Quick disconnect trolley assembly with auto reconnect feature and nylon inserts for quiet operation
  • Type C2 wiring standard, B2 easily field set by setting the position dial
  • Accepts sensing device and standard residential radio receiver
  • Heavy-duty 5L V-belt
  • 3-button control station
  • Control circuit 5VDC (L3)
  • Motor removable without affecting limit settings
  • NEMA 1 type electrical enclosure
  • Adjustable friction clutch
  • Fully adjustable linear-driven limit mechanism
  • Trolley track for doors up to 12′ high standard
  • #48 roller chain drive
  • Baked-on high-durability black powder-coat finish
  • Door speed approximately 6 to 7 inches per second
  • Approximate shipping weight – 130 lbs.
  • 2-year warranty


MODEL ATS – ATS PDF File

Advanced Trolley System Light-Duty Trolley Operator
Applications:The Model ATS (Advanced Trolley System) door operator is for use on residential or light-duty commercial door application with standard lift. For doors up to 14′ high. Maximum recommended duty cycle: 8 cycles per hour.

Standard Features:

  • High torque 1/2 HP 115V single phase motor with instant reverse
  • Heavy-duty steel “I-Beam” configured trolley track for doors up to 10′ high standard, 12′ and 14′ optional
  • Automatic Safety Reverse/Automatic Door Stop
  • Includes The Protector System non-impact infrared safety device
  • Auto-reconnect trolley
  • “Smart” radio receiver for one touch security code programming (transmitters sold separately)
  • Motor overload protection
  • 1-button control station
  • Automatic light delay
  • 1-year warranty

Optional Features:The Model ATS includes the “Smart” radio receiver. May be used with any optional LiftMaster remote control. For LiftMaster remote controls and Wireless Keyless Entry System options, please refer to the LiftMaster Radio Controls Accessory Price List. Lens cover sold separately.


MODEL GT – GT PDF File

Heavy Industrial-Duty Trolley Operator for Standard Lift Sectional Doors
Applications:The Model GT continuous-duty door operator is for use on standard lift sectional doors.

Standard Features:

  • Choice of two Control Circuits:
    • Logic 3.0 Control Board (L3)
    • Available on 115V, 208/230V, 460V and 575V
    • Features size 0 industrial linear contractor
  • High starting torque continuous-duty motor with overload protection
  • 3-button control station
  • Type C2 wiring standard, B2 easily field set by moving 1 jumper wire or positioning dial(see Sensing Devices)
  • Industrial ball bearings on output shaft
  • External radio control terminals
  • Driven limit switches, fully adjustable
  • 24VAC control circuit (M), 5VDC (L3)
  • Motor removable without affecting limit switch settings
  • Solenoid-actuated disc brake
  • Heavy-duty wormgear-in-oil-bath speed reducer
  • Industrial-duty adjustable torque limiter
  • NEMA 1 type electrical enclosure
  • Emergency disconnect for manual operation
  • Fully adjustable linear-driven limit mechanism
  • Trolley track for doors up to 12′ high standard with swing-up header bracket
  • Quiet gliding rail spacers
  • #41 roller chain drive
  • Baked-on high-durability black powder-coat finish
  • Door speed approximately 11 to 12 inches per second
  • Approximate shipping weight – 160 lbs.
  • 2-year warranty

MODEL MT – MT PDF File

Medium-Duty Trolley Operator for Standard Lift Sectional Doors
Applications:The Model MT door operator is for use on standard lift sectional doors up to 14′ high and up to 12 cycles per hour.

Standard Features:

  • Choice of two Control
    • Circuits:
    • Medium-Duty Logic Control Board (E) Mechanical Dual-Relay (M)
  • Auxilliary Reversal System
  • 3-button control station
  • Accepts sensing device and standard LiftMaster® radio receiver
  • High starting torque motor with overload protection
  • Fully adjustable linear driven limit mechanism
  • 24VAC control circuit
  • Heavy-duty 4L V-belt
  • Type C2 wiring standard, B2 easily field set (see Sensing Devices) by moving 1 jumper wire
  • Long-life dry type motor capacitor
  • Efficient V-belt drive with two stage speed reduction
  • Adjustable friction clutch
  • Emergency disconnect for manual operation
  • Heavy-duty 2″ x 2″ double-angle iron track for up to 12′ high door included with swing-up header bracket
  • Quiet gliding rail spacers
  • Motor removable without affecting limit settings
  • Baked-on high-durability black powdercoat finish
  • #48 roller chain drive
  • Door speed approximately 8 to 10 inches per second
  • Approximate shipping weight – 105 lbs.
  • 2-year warranty