Thomson - WM (POWERLINE) Linear Units

Thomson's WM (POWERLine) positioning slide utilizes a patented screw support technology. In addition, its patented plastic coverstrip system allows operation in dirty environments keeping the internal system components fully protected while reducing friction to a minimum.


Specifications/Shaft Size

 WM60D  WM60S  WM60X  WM80D  WM80S  WM120D
Profile Size
(w x h): mm (in)
 60 x 60
(2.4 x 2.4)
 60 x 60
(2.4 x 2.4)
 60 x 60
(2.4 x 2.4)
 80 x 80
(3.2 x 3.2)
 80 x 80
(3.2 x 3.2)
 120 x 120
(4.7 x 4.7)
Type of screw  ball screw w/
double nut
 ball screw w/
single nut
 ball screw w/
double nut
 ball screw w/
double nut
 ball screw w/
single nut
 ball screw w/
double nut
Max Stroke Length:
mm (in)
 screw lead 5, 20 mm:
11000 (433)
screw lead 50 mm:
5000 (197)
 5000 (197)  10340 (407)  screw lead 5, 10, 20 mm:
11000 (433)
screw lead 50 mm:
5000 (197)
 5000 (197)  screw lead 5, 10, 20 mm:
11000 (433)
screw lead 50 mm:
5000 (197)
Max Linear Speed:
m/s (in/s)
 2.5 (98.4)  2.5 (98.4)  0.25 (9.8)  2.5 (98.4)  2.5 (98.4)  2 (78.7)
Max Acceleration:
m/s2 (in/s2)
 20 (787)  10 (394)  20 (787)  20 (787)  20 (787)  20 (787)
Repeatability: ± mm (in)  0.01 (0.0004)  0.02 (0.0008)  0.01 (0.0004)  0.01 (0.0004)  0.01 (0.0004)  0.01 (0.0004)
Max Input Speed:
RPM (rev/sec)
 3000 (50)  3000 (50)  3000 (50)  3000 (50)  3000 (50)  3000 (50)
Operating Temp: °C (°F)  0 to 80
(32 to 176)
 0 to 80
(32 to 176)
 0 to 80
(32 to 176)
 0 to 80
(32 to 176)
 0 to 80
(32 to 176)
 0 to 80
(32 to 176)
Max Dynamic Load
(Fx): N (lbf)
 4000 (899)  2800 (630)  4000 (899)  5000 (1124)  3500 (787)  screw lead 5, 10, 20 mm:
12000 (2698)
screw lead 40 mm:
8000 (1799)
Max Dynamic Load
(Fy): N (lbf)
 2000 (450)  1400 (315)  2000 (450)  3000 (674)  2100 (472)  6000 (1349)
Max Dynamic Load
(Fz): N (lbf)
 2000 (450)  1400 (315)  2000 (450)  3000 (674)  2100 (472)  6000 (1349)
Max Dynamic Torque
(Mx): Nm (lbf-in)
 100 (885)  50 (443)  100 (885)  350 (3098)  150 (1328)  500 (4425)
Max Dynamic Torque
(My): Nm (lbf-in)
 200 (1770)  100 (885)  200 (1770)  300 (2655)  180 (1593)  600 (5311)
Max Dynamic Torque
(Mz): Nm (lbf-in)
 200 (1770)  100 (885)  200 (1770)  300 (2655)  180 (1593)   600 (5311)
Max Drive Shaft
Force (Frd): N (lbf)
 500 (112.4)  500 (112.4)  500 (112.4)  700 (157.4)  700 (157.4)  1000 (224.8)
Max Drive Shaft Torque
(Mta): Nm (lbf-in)
 35 (310)  35 (310)  35 (310)  55 (487)  55 (487)  80 (708)
Screw Diameter: mm (in)  20 (0.8)  20 (0.8)  20 (0.8)  25 (1.0)  25 (1.0)  32 (1.3)
Screw Lead: mm (in)  5, 20, 50
(0.2, 0.8, 2.0)
 5, 20, 50
(0.2, 0.8, 2.0)
 5 (0.2)  5, 10, 20, 50
(0.2, 0.4, 0.8, 2.0)
 5, 10, 20, 50
(0.2, 0.4, 0.8, 2.0)
 5, 10, 20, 40
(0.2, 0.4, 0.8, 1.6)
Weight: kg (lb)
unit with zero stroke
every 100 mm of stroke
each carriage
 6.16 (13.6)
0.65 (1.4)
1.99 (4.4)
 3.80 (8.4)
0.65 (1.4)
1.00 (2.2)
 10.33 (22.8)
0.65 (1.4)
1.99 (4.4)
 11.57 (25.5)
1.08 (2.4)
4.26 (9.4)
 7.0 (15.4)
1.1 (2.4)
1.6 (3.5)
 25.91 (57.1)
1.93 (4.3)
9.25 (20.4)

WM (POWERLINE) Feature Highlights:

  • can be installed in all directions
  • patented guide system
  • self-adjusting plastic cover band
  • patented screw support system

WM (POWERLINE) Option Highlights:

  • Single ball nut
  • Double ball nuts
  • Left/right screw
  • Undriven version

 

 WM (POWERLINE) Linear Units

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WM (POWERLINE) Linear Units