Brushless motor CW57BLMA94-157L430-01

DC3-phase48 V

Product overview
The CW57BLMA94-157L430-01 is a 3-phase brushless DC motor in a 57 mm (NEMA 23) frame, specified for industrial automation, robotics and precision motion control applications. Rated at 157 W with a nominal supply of 48 ±10% VDC and a nominal speed of 750 RPM.

Key highlights

• Rated power: 157 W
• Supply voltage: 48 ±10% VDC
• Rated torque: 2 N·m at 750 RPM
• Frame size: 57 mm (NEMA 23)
• 3-phase brushless design for precise, smooth operation

Specification summary
Rated Power: 157 W
Rated Voltage: 48 ±10% VDC
Rated Speed: 750 RPM
Rated Torque: 2 N·m
Rated Current: TBD
Frame Size: 57 mm (NEMA 23)
Gear Ratio: 1:4
Weight: 2.0 kg

Product Datasheet
CW57BLMA94-157L430-01 (product datasheet available for this model)

Electrical Specifications

• Poles: 4
• Phases: 3
• Rated Voltage: 48 ±10% VDC
• Rated Power: 157 W
• Rated Speed: 750 RPM
• Rated Torque: 2 N·m
• Rated Current: TBD
• Max Speed: 750 RPM
• Max Torque: 3 N·m
• Voltage Constant: 9.5 ±5% V/kRPM
• Line Resistance: 1.01 ±5% Ω (20°C)
• Line Inductance: 2.7 ±10% mH
• Insulation Resistance: 100 MΩ @ 500 VDC
• Insulation Class: B (130°C)

Mechanical & Performance
Mechanical drawing and torque–speed curve are provided for CW57BLMA94-157L430-01 to support integration, mounting and performance evaluation. Typical applications include servo drives, cobots and automated handling systems.

Technical characteristics

• Model / Part Number: CW57BLMA94-157L430-01
• Frame: 57 mm (NEMA 23)
• Rated Power: 157 W
• Rated Voltage: 48 ±10% VDC
• Rated Speed: 750 RPM
• Rated Torque: 2 N·m
• Max Torque: 3 N·m
• Rated Current: TBD
• Poles: 4
• Phases: 3
• Voltage Constant: 9.5 ±5% V/kRPM
• Line Resistance: 1.01 ±5% Ω (20°C)
• Line Inductance: 2.7 ±10% mH
• Insulation Resistance: 100 MΩ @ 500 VDC
• Insulation Class: B (130°C)
• Weight: 2.0 kg
• Gear Ratio: 1:4