Data
Symbol
[Units]
AKM
43E 43G 43K 44E 44G 44J
Electrical data
Standstill torque* M
0
[Nm]** 4.70 4.80 4.90 5.76 5.88 6.00
Standstill current I
0rms
[A]** 2.76 4.87 9.60 2.90 5.00 8.80
max. Mains voltage U
N
[VAC] 480
U = 75VDC
Rated speed n
n
[min
-1
] ——————
Rated torque* M
n
[Nm] ——————
Rated power
P
n
[kW]
——————
U
N
= 115V
Rated speed n
n
[min
-1
] — — 2500 — — —
Rated torque* M
n
[Nm] — — 4.08 — — —
Rated power
P
n
[kW]
— — 1.07 — — —
U
N
= 230V
Rated speed n
n
[min
-1
] 1500 2500 6000 1200 2000 4000
Rated torque* M
n
[Nm] 4.24 4.00 2.62 5.22 4.90 3.84
Rated power
P
n
[kW]
0.67 1.05 1.65 0.66 1.03 1.61
U
N
= 400V
Rated speed n
n
[min
-1
] 2500 5000 — 2000 4000 6000
Rated torque* M
n
[Nm] 3.92 3.01 — 4.80 3.76 2.75
Rated power
P
n
[kW]
1.03 1.58 — 1.01 1.57 1.73
U
N
= 480V
Rated speed n
n
[min
-1
] 3000 6000 — 2500 5000 6000
Rated torque* M
n
[Nm] 3.76 2.57 — 4.56 3.19 2.75
Rated power
P
n
[kW]
1.18 1.61 — 1.19 1.67 1.73
Peak current I
0max
[A] 11 19.5 38.4 11.4 20 35.2
Peak torque M
0max
[Nm] 15.9 16.1 16.4 19.9 20.3 20.4
Torque constant K
Trms
[Nm/A] 1.72 0.99 0.52 2.04 1.19 0.69
Voltage constant K
Erms
[mVmin] 111 63.9 33.2 132 76.6 44.2
Winding resistance Ph-Ph
R
25
[W]
8.61 2.61 0.74 8.08 2.80 0.94
Winding inductance Ph-Ph L [mH] 32.6 10.8 2.9 33.9 11.5 3.8
Mechanical data
Rotor moment of inertia J [kgcm²] 2.1 2.7
Pole number 10 10
Static friction torque M
R
[Nm] 0.038 0.05
Thermal time constant t
TH
[min] 20 24
Weight standard G [kg] 4.35 5.3
Radial load permitted F
R
[N] see p.121
Axial load permitted F
A
[N] see p.121
Power cable acc. EN60204-1:2006 Table 6, Column B2
Minimum cross section mm² 111111
* Rated data with reference flange Aluminium 254mm * 254mm * 6.35mm
** Derating in case of built-in Encoder 6%, with built-in Encoder and Brake 12%
Servomotors AKM General - 109
Kollmorgen 04/2013 Technical Data
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