Product Manual

6
4.0 Specifications
Table 1
Model number
GH-1440-1 GH-1440-3
Stock number 322830 322840
Motor and Electricals
Motor type TEFC induction
Horsepower 3 HP (2.2 kW)
Phase single 3
Voltage 230V only 230/460V (prewired 230V)
Cycle 60 Hz
Listed FLA (full load amps) 18 A 8.3 / 4.2 A
Start capacitor
350V/400μF
n/a
Run capacitor
450v/40μF
n/a
Motor speed 1720 RPM
Power cord 3 x 2.5 mm
2
4x 2.5 mm
2
Power plug installed n/a
Recommended circuit size
1
25 A 15 A
Sound emission without load
2
78dB 78dB
Capacities
Swing over bed 14 in. (356 mm)
Swing over cross slide 8-3/16 in. (208 mm)
Distance between centers 40 in. (1016 mm)
Swing through gap 20 in. (508 mm)
Length of gap 9-3/8 in. (238 mm)
Steady rest capacity 1/4 to 3-1/2 in. (6.4 to 89 mm)
Follow rest capacity 1/4 to 2-5/8 in. (6.4 to 66.7 mm)
Headstock
Hole through spindle 1-1/2 in. (38 mm)
Spindle nose D1-4
Taper in spindle nose MT5
Spindle taper adaptor MT3
Spindle bearing type Taper roller bearing
Number of spindle speeds 12
Range of spindle speeds 40-1800 RPM
Gearbox
Number of longitudinal and cross feed rates 40
Range of longitudinal feeds 0.0012 – 0.0294 in./rev
Range of cross feeds 0.0004 – 0.0103 in./rev
Number of inch threads 40
Range of inch threads 4 – 112 TPI
Number of metric threads 23
Range of metric threads 0.45 – 7.5 mm
Leadscrew 7/8 x 49-1/2 in. 8TPI
Feed rod diameter 3/4 in. (19 mm)
Compound and carriage
Tool post type 4-way
Maximum tool size 5/8 x 5/8 in.
Maximum compound slide travel 3-1/2 in. (89 mm)
Maximum cross slide travel 6-3/8 in. (162 mm)
Maximum carriage travel 37-1/2 in. (953 mm)