Jet JTM-1254VS, Operating Instructions And Parts Manual

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4.0 Specifications
Model Number ................................................................ JTM-1254VS ........................................... JTM-1254RVS
Stock Number ......................................................................... 690025 ....................................................... 690020
Motor and Electricals:
Motor type ................................................................................. TEFC .......................................................... TEFC
Horsepower .................................................................. 5HP (3.75kW) ............................................ 5HP (3.75kW)
Phase ................................................................................................ 3 ................................................................. 3
Voltage ..................................................... 230V/460V, prewired 230V ........................ 230V/460V, prewired 230V
Cycle .......................................................................................... 60Hz ........................................................... 60Hz
Listed FLA (full load amps) .................................................... 13/6.5A ....................................................... 13/6.5A
Motor Speed (RPM) .................................................................... 1720 ........................................................... 1720
Power transfer ................................................................. Gears & belt ............................................... Gears & belt
Sound Emission
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(tested at 3.28 ft. from machine):
Without load ......................................................................... 72 dB .......................................................... 72 dB
With load .............................................................................. 80 dB .......................................................... 80 dB
Head and Spindle:
Spindle Taper ............................................................................. NT40 ............................................................. R-8
Diameter of Quill ...................................................... 4.13 in. (105mm) ................................... 3.375 in. (85.75mm)
Number of Spindle Speeds ................ Variable within specified range .................. Variable within specified range
Range of Spindle Speeds ............................ 80-500 / 500-3800 RPM ............................. 80-500 / 500-3800 RPM
Downfeeds per Revolution of Spindle .......... 0.003, 0.008, 0.0015 in. ............................. 0.003, 0.008, 0.0015 in.
Spindle Travel ............................................................... 5 in. (127mm) ............................................. 5 in. (127mm)
Head Movement – Left and Right ............................. 90 deg L and R. .......................................... 90 deg L and R
Head Movement – Fore and Aft .................................................... n/a. ......................................... 45 deg F and A.
Maximum Distance Spindle Nose to Table ................. 23 in. (584mm) ........................................... 23 in. (584mm)
Maximum Distance Spindle Center to Column .... 26-1/2 in. (672mm) ..................................... 26-1/2 in. (672mm)
Minimum Distance Spindle Center to Column ....... 7-1/2 in. (190mm) ....................................... 7-1/2 in. (190mm)
Collet Capacity ..................................................................... 1/8 – 1 in .................................................... 1/8 – 1 in
Ram Travel, maximum ............................................. 20.4 in. (518mm) ........................................ 20.4 in. (518mm)
Table and Knee:
Table Size ............................................... 12 x 54 in. (305 x 1372mm) ....................... 12 x 54 in. (305 x 1372mm)
Longitudinal Table Travel, maximum ................... 28-1/4 in. (718mm) ..................................... 28-1/4 in. (718mm)
Table Cross Travel, maximum ............................. 13-1/3 in. (390mm) ..................................... 13-1/3 in. (390mm)
Number of T-Slots ............................................................................. 3 ................................................................. 3
T-Slot Size, width x depth ........................ 5/8 x 3/4 in. (15.9 x 19mm) ........................ 5/8 x 3/4 in. (15.9 x 19mm)
T-Slot Centers .......................................................... 2-1/2 in. (64mm) ......................................... 2-1/2 in. (64mm)
Table Load, maximum ............................................................ 925 lbs. ...................................................... 925 lbs.
Knee Travel, maximum ........................................ 19-1/4 in. (489mm) ..................................... 19-1/4 in. (489mm)
Misc. Dimensions:
Saddle width ............................................................. 25.6 in. (650mm) ........................................ 25.6 in. (650mm)
Column width ....................................................... 14-1/4 in. (362mm) ..................................... 14-1/4 in. (362mm)
Overall Dimensions (WxDxH)…………………...104-1/4 x 79-7/8 x 92-1/8 in. (2648 x 2029 x 2340mm) ...............
Weights:
Net Weight, approx. ............................................ 3260 lbs. (1479 kg) .................................... 3260 lbs. (1479 kg)
Shipping Weight, approx. ..................................... 3969 lbs. (1800 kg) .................................... 3969 lbs. (1800 kg)
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The specified values are emission levels and are not necessarily to be seen as safe operating levels. As workplace
conditions vary, this information is intended to allow the user to make a better estimation of the hazards and risks
involved only.
n/a: not applicable
The specifications in this manual were current at time of publication, but because of our policy of continuous
improvement, JET reserves the right to change specifications at any time and without prior notice, without incurring
obligations.