AC servomotor UCS57-90

36 Vwith integrated driver and coderNEMA 23

Product Overview
The UCS57-90 is a 57 mm integrated low-voltage AC servo motor combining a motor, encoder, vector-control DSP driver and network communication module in a compact housing. It delivers 90 W at 3000 RPM with a rated torque of 0.29 N·m and supports high-resolution feedback for precise motion control.

KEY HIGHLIGHTS

• 90 W rated power at 3000 RPM
• Integrated DSP controller with vector control algorithm
• Built-in 1000 PPR encoder
• Network communication module included
• Compact 57×57×107.5 mm body (NEMA 23 frame)

Electrical Specifications
Rated Voltage: 36 V AC
Rated Power: 90 W
Rated Speed: 3000 RPM
Rated Torque: 0.29 N·m
Peak Torque: 0.8 N·m
Rated Current: 3.6 A
Back-EMF Constant: 65 V/kRPM
Torque Constant: 0.08 N·m/A
Rotor Inertia: 0.24 kg·cm²
Encoder Resolution: 1000 PPR
Insulation Class: B (130°C)
Frame Size: 57 mm (NEMA 23)
Body Length: 107.5 mm
Weight: 1 kg
Part Number: UCS57-90

Mechanical
Mechanical drawing and dimensioned illustration available for the 57 mm integrated low-voltage servo motor family to support mounting and integration.

Technical Specifications

• Model / Part Number: UCS57-90
• Rated Power: 90 W
• Rated Voltage: 36 V AC
• Rated Speed: 3000 RPM
• Rated Torque: 0.29 N·m
• Peak Torque: 0.8 N·m
• Rated Current: 3.6 A
• Back-EMF Constant: 65 V/kRPM
• Torque Constant: 0.08 N·m/A
• Rotor Inertia: 0.24 kg·cm²
• Encoder Resolution: 1000 PPR
• Insulation Class: B (130°C)
• Frame Size: 57 mm (NEMA 23)
• Body Length: 107.5 mm
• Weight: 1 kg