Industrial Grade Brushless Motors
4.25 Frame - R40 Series

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  Individual Motor Specifications

Model Number .IN-R43 .IN-R45 .IN-R46
Motor R43 R45 R46
Drawing Number list list list
Pricing .IN-R43 .IN-R45 IN-R46
Flange Size (in) 4.25 SQ 4.25 SQ 4.25 SQ
Body Length (in) 8.4 9.9 11.4
Weight (lbs) 15 20 25
Rotor Inertia (lb-in-s2) 0.00198 0.00278 0.00358
Shaft Diameter (in) 0.6245 0.6245 0.6245
Shaft Length (in) 2.00 2.00 2.00
Continuous Stall Torque (lb-in) 34.5 50.4 67.3
Peak Torque (lb-in) 92.1 134.0 179.0
Thermal Resistance (deg C/W) 0.72 0.61 0.52
Viscous Damping Coefficient (lb-in/kRPM) 0.10 0.14 0.17
Torque Constant (lb-in/ARMS) 11.5 8.9 12.4
Voltage Constant (VRMS/kRPM) 82.7 63.9 89.0
Continuous Stall Current (ARMS) 2.9 5.5 5.5
Current at Peak Torque (ARMS) 8.7 16.5 16.5
Resistance (cold) line-line (Ohms) 10.0 3.2 3.7
Resistance (hot) line-line (Ohms) 15.1 4.8 5.6
Inductance line-line (mH) 53 20 25
Magnetic Poles 4 pole/ (2 pole pair) 4 pole/ (2 pole pair) 4 pole/ (2 pole pair)

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