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R43GENA-R2-NS-NV-02 by Pacific Scientific

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The Pacific Scientific R series servomotors are available in five frame sizes ranging from 2 to 7.5 square inches, offering a wide continuous torque range from 0.32 to 50 Nm. Known for their exceptional inertia torque ratios, these servomotors are engineered to excel in dynamic applications within the automation industry. They are available in both metric and NEMA standards, subdivided into models R20, R30, R40, R60, and R80. Utilizing Samarium Cobalt magnets, these motors ensure smooth operation across all speed ranges, making them suitable for demanding industrial environments.

Technical Specifications

Continuous Stall Current
3.5 to 13.5 A
Continuous Stall Torque
33 to 64 lb-in (3.7 to 7.2 Nm)
Electrical Inductance (line-to-line)
53 to 6.2 mH
Electrical Resistance (line-to-line)
10.0 to 3.2 Ohms cold, 15.1 to 4.8 Ohms hot
Inertia (motor Only)
.0018 to .0034 lb-in sec^2 (0.20 to 0.38 kgm^2 x 10^-3)
Motor Waterproofing
Conforms to NEMA MG1-1.26 and IP65 standards
Peak Torque
135 to 270 lb-in (15.2 to 30.5 Nm)
Peak Torque Current
27 to 106 A
Static Friction (max)
0.26 to 0.39 lb-in (0.029 to 0.044 Nm)
Thermal Resistance
0.52 to 0.72 °C/Watt
Thermal Time Constant
19 to 35 minutes
Torque Constant (line-to-line)
1.22 to 0.61 Nm/A
Viscous Damping Coefficient
0.10 to 0.17 lb-in/Krpm (0.011 to 0.019 Nm/Krpm)
Voltage Constant (line-to-line)
1.22 to 0.61 V/rad/sec
Weight (motor Only)
15 to 25 lbs (6.8 to 11.3 kg)

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