Log Carriage Drives. Regenerative AC Electric.


Salem offers highly efficient AC Regenerative Electric Log Carriage Drives. Standard AC drive size offerings include nominal 200hp, 250hp, 300hp, 350hp, and 400hp. Customized drives of 150hp, 450hp, and 600hp AC drive are also available.


Salem AC Carriage drives now include the following updated features:

  • Automatic positioning and automatic speed control.
  • Carriage drive performance forecasting for optimal specification of carriage drive arrangement.
  • Built around Parker 890X AC drive platform specially built for AC carriage drive application.
  • Standard Allen Bradley Control Logix PLC platform with touch screen HMI.
  • Baldor Reliance high torque AC motors are used for quick acceleration.
  • Sumitomo gear boxes sized for optimum acceleration and also up to 900 ft/min return.
  • Gear box and motor separated by bearing and coupling to take cable drum load off gear box for reduced maintenance.

salem equipment carriage drive
Carriage Drive | Model CDR350
salem equipment cable tensioner hero
Carriage | Cable Tensioner

Related Systems:

Log Carriages Headrigs & Vertical Resaws

Salem AC Carriage drives now include the following updated features:

  • Automatic positioning and automatic speed control.
  • Carriage drive performance forecasting for optimal specification of carriage drive arrangement.
  • Built around Parker 890X AC drive platform specially built for AC carriage drive application.
  • Standard Allen Bradley Control Logix PLC platform with touch screen HMI.
  • Baldor Reliance high torque AC motors are used for quick acceleration.
  • Sumitomo gear boxes sized for optimum acceleration and also up to 900 ft/min return.
  • Gear box and motor separated by bearing and coupling to take cable drum load off gear box for reduced maintenance.
salem equipment cable tensioner hero
Carriage | Cable Tensioner

System Components

Principle components of the Salem AC Carriage Drive include:

  • Unique fail safe mechanical brake to stop carriage in a short distance in event of power outage or fault. More positive than braking through motor resistance.
  • Low Inertia AC Induction Motor.
  • Gear Reduction Box.
  • Cable Drum.
  • Variable Frequency Motor Controller.
  • Sawyer Controls.

Automation

Automation features include:

  • Updated Automatic feed speed limits.
  • New Automatic ‘return to hole’ positioning for loading and turning.
  • Updated Automated features available to assist sawyer for feed speed control through sawing deviation monitor and also an automated return positioning for log loading or turning.


TECHNICAL SPECIFICATIONS

AC Carriage Drives are available in a variety of sizes, usually described by rated motor horsepower and speed range of the carriage motion.

Standard horsepower motor categories include 200 hp, 250 hp, 300 hp, 350 hp, and 400 hp.

Carriage Drives are available with a wide range of carriage top return speeds from 450 fpm to 900 fpm, depending on loaded carriage weight and the gear box ratio.


Parker SSD Drive Systems Baldor | Reliance Motors Sumitomo Gear Box
TYPE HP Enclosure
Size
Nominal
HP
Calc.
HP
Frame
Size
Current
Amp
Gear Box
Model
Gear
Ratio
890PX 200 79”x96”x24” 200 189 AL3698 224 PHD9065P2-BL 12.5:1 to 16:1
890PX 250 79”x96”x24” 250 246 AL3614 287 PHD9070P2-BL 12.5:1 to 16:1
890PX 300 79”x96”x24” 300 281 AL4022 322 PHD9075P2-BL 12.5:1 to 16:1
890PX 350 79”x96”x24” 350 345 AL4034 350 PHD9080P2-BL 12.5:1 to 16:1
890PX 400 79”x96”x24” 400 408 AL4044 461 PHD9085P2-BL 12.5:1 to 16:1

Contact us for more details.
PHONE (503) 581-8411