Core electrical performance
Parameter values
Continuous blocking torque M ₀ 11.9 Nm
Peak torque 35.7 Nm (3 times overload)
Rated torque @ 1800rpm 10.7 Nm
Rated speed 1800 rpm
Maximum allowable speed 4000 rpm
Rated power 2.02 kW
Continuous locked rotor current I ₀ rms 4.9 Arms
Peak current 14.7 Arms
Torque constant Kt 2.47 Nm/Arms
Back electromotive force constant Ke 225 V/krpm
Interphase resistance (25 ℃) Rph pH 4.13 Ω
Interphase inductance Lph-ph 31.7 mH
Pole pair 5 (10 poles)
Mechanical and environmental parameters

Project specifications
Rotor inertia Jm 16.9 kg · cm ² (0.00169 kg · m ²)
Net weight (without brake) 8.9 kg
Flange IEC 138mm (IM-B5)
Output shaft with flat key C-type; Shaft diameter Φ 24mm
Protection level shell IP65; Shaft output standard IP54, -02 version with shaft seal upgrade IP65
Temperature sensor PTC thermistor 155 ℃
Insulation level F (155 ℃)
Environmental temperature 0-40 ℃, altitude ≤ 1000m; high altitude requires capacity reduction
Certified UL, CE, RoHS
Driver matching
Adaptation: AKD, S700, SERVOSTAR 600/700 (Resolver feedback interface)
DC bus: Best match for 600Vdc system (400VAC three-phase incoming line); G winding is not suitable for 230V low voltage system, and the speed cannot be increased

KOLLMORGEN AKM73S-ACC2R-03 Servo Drive Motor