Digital guide

You are here:

Kollmorgen AKM21C-ACDNC-00

Product Name:​ AKM2 Series Brushless Servo Motor
Product Introduction:​ Mid-size AKM21​ with winding C​ (320 V DC max), ACDNC​ = resolver feedback, smooth shaft, no brake, C tolerance flange. Offers balanced inertia and torque for general automation.

Detailed content

Technical Specifications:
  • Continuous Stall Torque (ΔT=100°C):​ 0.48 Nm
  • Peak Torque:​ 1.47 Nm
  • Continuous Stall Current:​ 1.58 Arms
  • Max Speed:​ 8000 RPM
  • Torque Constant (Kt):​ 0.30 Nm/Arms
  • Resistance (L-L):​ 13 Ω
  • Inductance (L-L):​ 19 mH
  • Rotor Inertia:​ 0.11 kg·cm²
  • Flange:​ ~55×55 mm IEC
  • Protection:​ IP65
Function Features:
  • resolver-based robust feedback for harsh environments
  • Moderate inertia suitable for moderate load acceleration
  • Rotatable connector for flexible cable routing
Application Scenarios:
  • XY linear stage drives
  • Labeling machine indexers
  • Spindle pre-roll drives
Installation & Notes:
  • Resolver excitation must match drive output (typically 7 Vrms, 10 kHz)
  • Ensure flange mounting surface flatness within tolerance to prevent bearing misalignment
  • IP65 rating requires intact shaft seal; inspect periodically

You may also like