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MSM115-89-402-E2-0KA by Kollmorgen

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The Kollmorgen MSM115-89-402-E2-0KA from the MSM Brushless Servo Motors series is a high-torque, brushless servo motor designed for precision industrial automation. Featuring 6 Poles and a continuous torque of 10 Nm, it delivers a robust peak torque of 32 Nm for demanding applications. The motor spins at a rated speed of 4000 rpm and offers a torque constant (Kt) of 1.03 nm/amp for accurate current-to-torque conversion. Its windings exhibit a resistance of 2 Ohm at 25°C and an inductance of 12 mH, ensuring predictable thermal behavior and dynamic response. Weighing 11 kg without brake and constructed with an ST-60 steel shaft, this servo motor balances durability and performance for advanced motion control systems.

Technical Specifications

Continuous Torque
10 Nm (89 in-lb)
Ke Voltage Constant
123 V/KRPM
Kt (nm/amp)
1.03
Material
Shaft material: ST-60 steel
Maximum Current
38.2 amps peak
Motor Net Weight
11 kg (24.3 lbs)
Motor Net Weight With Brake
12.1 kg (26.7 lbs)
Peak Torque
32 Nm (283 in-lb)
Poles
6
Rotor Moment Of Inertia
0.0016 kg-m² (0.0142 lb-in-s²)
Rotor Moment Of Inertia With Brake
0.00193 kg-m² (0.0171 lb-in-s²)
Speed
4000 rpm
Stall Current
10.9 amps peak
Winding Inductance
12 mH
Winding Resistance
2 Ohm at 25°C

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