Brushless AC Servo Motors

Mavilor MSA-45 SERIES AC Servo Motor

The Mavilor MSA-45 Series AC Servo Motor is an axial motor designed for high-torque industrial applications requiring precision and reliability. Built with advanced brushless technology, the MSA-45 Series provides outstanding performance, efficiency, and durability in demanding environments.

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Features

  • Voltage: 400 VAC
  • Stall Current: 26.19A
  • Stall Torque: 44Nm
  • Speed: to 4,500rpm
Selection Table
ALL CHARACTERISTICS MEASURED AT 25°C AMBIENT TEMPERATURE SYMBOLS UNITS MSA-45
      400 VAC
MAX MECHANICAL SPEED n rpm 4500
STALL TORQUE ±10% M Nm 44
STALL CURRENT A A 26.19
PEAK TORQUE ±10% M Nm 176
TORQUE-WEIGHT RATIO T Nm/kg 1.63
EMIF CONSTANT ±5% K Vs/rad 0.97
TORQUE CONSTANT ±5% K Nm/A 1.68
RELUCTANCE TORQUE (Respect to the Stall Torque) T Nm <1.5%
WINDING RESISTANCE ±5% R Ω 0.41
WINDING INDUCTANCE ±5% L mH 10.90
ROTOR INERTIA J kg m² 10⁻³ 4
MECHANICAL TIME CONSTANT T ms 1.01
ELECTRICAL TIME CONSTANT T ms 26.59
MASS (Motor with resolver) M kg 22
RADIAL LOAD F N 700
AXIAL LOAD Fa N 400
INSULATION     CLASS-F
PROTECTION     IP-65
(1) With an aluminium heat sink plate.      
Downloads
Mavilor_msa_series_AC_Servo_Motors.pdf
ALL CHARACTERISTICS MEASURED AT 25°C AMBIENT TEMPERATURE SYMBOLS UNITS MSA-45
      400 VAC
MAX MECHANICAL SPEED n rpm 4500
STALL TORQUE ±10% M Nm 44
STALL CURRENT A A 26.19
PEAK TORQUE ±10% M Nm 176
TORQUE-WEIGHT RATIO T Nm/kg 1.63
EMIF CONSTANT ±5% K Vs/rad 0.97
TORQUE CONSTANT ±5% K Nm/A 1.68
RELUCTANCE TORQUE (Respect to the Stall Torque) T Nm <1.5%
WINDING RESISTANCE ±5% R Ω 0.41
WINDING INDUCTANCE ±5% L mH 10.90
ROTOR INERTIA J kg m² 10⁻³ 4
MECHANICAL TIME CONSTANT T ms 1.01
ELECTRICAL TIME CONSTANT T ms 26.59
MASS (Motor with resolver) M kg 22
RADIAL LOAD F N 700
AXIAL LOAD Fa N 400
INSULATION     CLASS-F
PROTECTION     IP-65
(1) With an aluminium heat sink plate.      
Mavilor_msa_series_AC_Servo_Motors.pdf

Find the Right Model

Model Number Stall Torque (Nm) Max Speed (RPM) Torque Constant (Nm/A)
product variant MSA-45-400VAC 44Nm 4500RPM 1.68Nm

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