Kollmorgen AKM 2G Manuel D'installation page 240

AKM2G Instructions | 7 Technical Data
U Parameter
N
Torque Constant (1)
Back EMF Constant (6)
Motor Constant (1)
Resistance (line-line) (6)
Inductance Q-Axis (line-line)
Inductance D-Axis (line-line)
Inductance Saturation Current
Maximum Demagnetization Current
Parameter
Inertia (incl. Resolver feedback) (3)
Optional Brake Inertia (additional)
Weight (8)
Static Friction (1)
Viscous Damping (1)
Thermal Time Constant
Thermal Resistance
Pole Pairs
Heatsink Size
1. Motor winding at temp. rise, δT = 100°C , at 40°C ambient
2. All data referenced to sinusoidal commutation
3. Add parking brake if applicable for total inertia
4. Motor with resolver feedback and standard heat sink
5. May be limited at some values of Vbus
6. Measured at 25°C
7. See de-rate chart for the de-rate of different motor options.
8. Brake motor adds 0.45 kg [1.0 lbs]
9. Shaft seal increases Static Friction by 0.020 Nm [0.21 lb-in]
Brake options are listed in chapter "Technical Data Brakes" from
240 Kollmorgen | kdn.kollmorgen.com | August 2020
Tolerance Symbol
+/- 10% Kt
+/- 10% Ke
Nom Km
+/- 10% Rm
Lqll
Ldll
Lisat
Midpeak
Symbol Units
Mechanical Data
2
Jm kgcm
2
lb-in-s
2
Jm kgcm
2
lb-in-s
W kg
lb
Tf Nm
lb-in
Kdv Nm/krpm
lb-in/krpm
TCT mins.
Rthw-a °C/W
PP
Technical Data
Units AKM2G
41D 41E
Nm/Arms 1.24 0.99
lb-in/Arms 11.0 8.76
Vrms/krpm 82.2 65.6
Nm/√W 0.327 0.329 0.330
lb-in/√W 2.89 2.91
Ω 9.61 6.04
mH 56.5 36.0
mH TBD TBD
Arms 11.9 15.0
Arms TBD TBD
AKM2G
41D 41E
0.774
6.85E-04
0.360
3.19E-04
2.90
6.39
0.0230
0.2036
0.00450
0.0398
17
0.880
5
10" x 10" x 1/4" Aluminum Plate
Brakes.
41G
0.64
5.64
42.2
2.92
2.49
14.9
TBD
23.3
TBD
41G