Stator Outer Diameter: 24 mm

Stack Length: C = Compact length

Rated Torque (Continuous): 0.17 Nm

Peak Torque: 0.51 Nm (3× rated)

Rated Speed: 5000 RPM

Max Speed: 7000 RPM

Rated Power: 90 W

Feedback Device: SINCOS/EnDat 2.2 (high-resolution encoder, 17-bit)

Holding Brake: With electromagnetic brake (R = Brake)

Brake Holding Torque: 0.5 Nm (at 24 VDC)

Cooling Method: Natural convection (IC 411)

Enclosure Rating: IP54

Shaft Type: Cylindrical with keyway, DIN 6885-1

Shaft Diameter: 6 mm

Shaft Length: 14 mm (keyway)

Weight: Approximately 0.22 kg

Insulation Class: Class F (155°C)

Bearings: Miniature ball bearings, sealed

Winding Code: ACF2 = Specific winding for high-speed, encoder-equipped variant

Electrical Connection: M8 connector, 8-pin (power + encoder)

Voltage Rating: 48 VDC bus (internal drive)

Model Suffix Decoding — ACF2R-0:

• A = Standard winding
• C = Compact stack
• F2 = Winding variant code
• R = With holding brake
• 0 = Standard shaft/connector

Key Features:

• Smallest AKM frame with integrated brake — holds position without power
• High-resolution encoder for precision positioning in ultra-compact form
• 7000 RPM max speed — among fastest in AKM line
• Fully integrated — no external drive needed

Applicable Industries: Surgical robotics, end-effectors, camera gimbals, semiconductor wafer handling, micro-positioning stages, exoskeleton joints

Installation Requirements:

• Mount via B5 flange (2× M2.5 holes) or adhesive
• Bolt torque: 0.8 Nm (M2.5)
• Coupling: Flexible coupling mandatory — max misalignment 0.1 mm offset, 1° angular
• Brake wire: 24 VDC, connected to drive brake output

Usage Notes:

• Do not exceed 7000 RPM — magnet demagnetization risk
• Brake activates on drive fault or power loss — verify brake release time (< 50 ms)
• Encoder cable: integrated in motor cable, max 5 m (use extender for longer runs)
• Operating temperature: 0°C to +40°C
• Brake duty cycle: max 50% on-time to prevent overheating
• Do not apply axial load > 20 N