DC motor CW57BLMA94-157L430-00

direct currentthree-phasebrushless

Product overview
The CW57BLMA94-157L430-00 is a 57 mm (NEMA 23) 3-phase brushless DC motor delivering 157 W at 48 ±10% VDC and a rated speed of 750 RPM. Intended for industrial automation, robotics and precision motion-control systems where compact size and high torque density are required.

Key highlights

• Rated power: 157 W
• Supply voltage: 48 ±10% VDC
• Rated torque: 2 N·m at 750 RPM (max torque 3 N·m)
• 57 mm (NEMA 23) frame, 4 poles, 3 phases
• Brushless design for low maintenance and smooth control

Quick specs

• Rated Power: 157 W
• Rated Voltage: 48 ±10% VDC
• Rated Speed: 750 RPM
• Rated Torque: 2 N·m
• Rated Current: 4.5 A
• Frame Size: 57 mm (NEMA 23)

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: 4.5 A
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)
Weight: 1.8 kg
Reduction Ratio: 1:4
Frame Size: 57 mm (NEMA 23)
Part Number: CW57BLMA94-157L430-00

Additional product media
Mechanical drawing and torque-speed curve are provided for mounting, dimensional checks and performance reference.

Technical specifications

• Model / Part Number: CW57BLMA94-157L430-00
• Frame Size: 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: 4.5 A
• 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: 1.8 kg
• Reduction Ratio: 1:4