Motor Categories and Features

Medium Duty

Heavy Duty

Extra Heavy Duty

Motors & Accessories - Industrial doors
XTRA-LT
XTRA-LH

Features :
Operation mode : jackshaft or trolley

  • High starting torque motor with overload protection
  • Heavy duty 4L V-belt
  • 3/4″ ball bearing on pulley shaft
  • 1″ ball bearing on final drive shaft
  • 24V fused control circuit
  • C-2 wiring standard
  • External radio control terminal strip
  • Three-button control station
  • Fully adjustable rotary limit switches
  • Adjustable friction clutch
  • Solenoid brake standard
XTRA-H
XTRA-HHD
XTRA-T
XTRA-TB

Features :
Operation mode : jackshaft or trolley

  • Heavy duty reversing contactor c/w electrical interlock
  • Continuous duty motor with overload protection
  • Heavy duty 5L V-belt
  • 3/4″ ball bearing on pulley shaft
  • 1″ ball bearing on drive shaft
  • 24V fused control circuit
  • C-2 wiring standard (constant pressure close)
  • External radio control terminal strip
  • Three-button control station
  • Fully adjustable rotary limit switches
  • Adjustable friction clutch
  • Solenoid brake standard (optional for XTRA-H and XTRA-T)
XTRA-GH
XTRA-GHC

Features :
Operation mode : jackshaft or trolley

  • Heavy duty reversing contactor c/w electrical interlock
  • Continuous duty motor with overload protection
  • Heavy duty worm gear in oil-bath reducer
  • 1-1/4″ or 1-3/8″ cast iron flange bearing on output shaft (XTRA-GHC)
  • Rigid steel wall mounting frame on gear box (XTRA-GHC)
  • 24V fused control circuit
  • C-2 wiring standard (constant pressure close)
  • External radio control terminal strip
  • Three-button control station
  • Fully adjustable rotary limit switches
  • Solenoid brake standard

Table of selection

Application Cycles per hour Model * Type ** Drive Power range Maximum weight as per power NEMA options*** Motor duty Voltage (phase) Solenoid brake
Medium duty 15 XTRA-LH jackshaft** belt 1/2 hp up to 500 lbs 1 intermittent 115 / 230 (1 phase) standard
Medium duty 15 XTRA-LT trolley belt 1/2 hp up to 500 lbs 1 intermittent standard
Heavy duty 25 XTRA-H jackshaft** belt 1/2, 3/4, 1 hp 600, 900, 1200 lbs 1, 4, 7, 9, 12 continuous 115 / 230 (1 phase) optional
Heavy duty 25 XTRA-HHD jackshaft** belt 1/2, 3/4, 1 hp 600, 900, 1200 lbs 1, 4, 7, 9, 12 continuous standard
Heavy duty 25 XTRA-T trolley belt 1/2, 3/4, 1 hp 600, 900, 1200 lbs 1, 4, 7, 9, 12 continuous 230 / 460 / 575 (3 phases) optional
Heavy duty 25 XTRA-TB trolley belt 1/2, 3/4, 1 hp 600, 900, 1200 lbs 1, 4, 7, 9, 12 continuous standard
Extra heavy duty 30 XTRA-GH jackshaft** gear 1/2, 3/4, 1 hp 600, 900, 1200 lbs 1, 4, 7, 9, 12 continuous 230 / 460 / 575 (3 phases) standard
Extra heavy duty 30 XTRA-GHC jackshaft** gear 1, 1-1/2 hp 1300, 1600, 1900 lbs 1, 4, 7, 9, 12 continuous standard
* All motor models are equipped with logic relay. ** All jackshaft motors are equipped with emergency chain hoist. *** NEMA: 1=general use|4=watertight|7=dangerous locations (gases)|9=dangerous locations (dust)|12=protection (dirt and liquids)

Actuation Devices

Control station
A variety of control stations that meet various NEMA requirements. With single, double and triple button stations. As well as triple with key lock-out, triple with key lock-out and pilot light. Key switch. Card reader or keypad.
Radio control
Transmitters : One, two or four-button transmitters provide convenient remote actuation.
Safety
Miscellaneous accessories
Required clearances & support plate details
Jackshaft operator
Jackshaft modelMotor dimensions
a (width)b (height)c (depth)
XTRA-LH15-1/2″18-1/2″10″
XTRA-H16-3/8″18″16″
XTRA-HHD16-3/8″24″12″
XTRA-GH15-3/4″32-1/4″19-1/2″
XTRA-GHC15-3/4″29-1/2″16-5/8″
Notes : For more details on support plate dimensions and location, please consult with Thermostop technical services.

Trolley operator

Trolley modelMotor dimensions
a (width)b (height)c (depth)
XTRA-LT11-7/8″10″18-1/2″
XTRA-T13-1/8″11-7/8″24″
XTRA-TB13-1/8″12″24″
Notes : Trolley motors are only compatible with Standard and Low-headroom elevations. The installations requires an additional 4″ on the headroom clearance and an additional 60″ on the depth clearance.