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TRAK Machine Tools
Southwestern Industries, Inc.
TRAK TMC Mills with ProtoTRAK RMX CNC Safety, Installation, Maintenance, Service & Parts List
8.3
12K Spindle Maximum Spindle Torque & HP
The following graphs illustrate the continuous and peak torque vs RPM (figure 8.3a) and horsepower vs
RPM (figure 8.3b) for the TMC machine at the spindle. Peak torque and horsepower values can only be
attained for a short period of time before the spindle drive will fault out to protect the motor.
Figure 8.3a
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Peak Torque vs RPM
Figure 8.3b
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Horsepower vs RPM