STEP MOTORS MH172 High Torque 170mm Frame Size (NEMA Size 66) MH172 Specifications Minimum Motor Frame Holding Torque Bipolar 2Ø On oz-in (N-cm) MH172 5,330 (3,764) * Weight for motor with leads.
Rotor Inertia oz-in-s2 (kg-cm2) 0.
870 (61.
4) Performance Envelope (see page 19 for detailed torque-speed curves) 0 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 0 0 2000 [1.
8° S teps/Sec] 4000 6000 8000 170 V 340 V 10 20 30 40 Motor Speed (rps) 10000 3176 2824 2471 2118 1764 1412 1059 706 353 0 50 • Can withstand up to 2-1/2 time rated current (instantaneous) • ± 5% typical step accuracy • Available with eight connections • Class F insulation system • Standard keyway *Weigh...

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