BECKHOFF AL2000 Linear servomotor - Manual (Page 56)

Technical data
11.4 AL28xx­0 air­cooled
Technical data AL2812­000x AL2815­000x AL2830­000x
Winding type N / S N / S N / S
Motor configuration 3­phase synchronous linear motors (400 – 480 V AC)
Peak force 3 s (FP) 1800 N 2250 N 4500 N
Peak current (IPa) 13 A (N),
26 A (S) 13.5 A (N),
33 A (S) 26 A (N),
66 A (S)
Continuous force with air cooling
(Fca) 760 N 950 N 1900 N
Continuous current with air cooling
(Ica) 4.1 A (N),
8.2 A (S) 4.2 A (N),
10.2 A (S) 8.5 A (N),
20 A (S)
Continuous power loss (Pca) 430 W 530 W 1060 W
Power constant (Kf) 186 N/A (N),
93 N/A (S) 225 N/A (N),
93 N/A (S) 225 N/A (N),
93 N/A (S)
Motor constant (Km) 1750 N²/W 2150 N²/W 4300 N²/W
Pole spacing 24 mm
Winding resistance ­ phase (Rf) 6.3 Ω (N),
1.6 Ω (S) 7.6 Ω (N),
1.3 Ω (S) 3.8 Ω (N),
0.65 Ω (S)
Winding inductance ­ phase (Lf) 51 mH (N),
13 mH (S) 60 mH (N),
10.5 mH (S) 30 mH (N),
5 mH (S)
Thermal resistance (Rth) 0.16 °C/W 0.13 °C/W 0.065 °C/W
Magnetic attractive force (Fa) 3400 N 4150 N 8300 N
Weight of the coil unit (Mp) 5 kg 6 kg 12 kg
Air gap 0.5 mm
Temperature sensor PTC 1 kΩ
Suitable servo drive AX5x06 (N),
AX5112 (S) AX5x06 (N),
AX5118 (S) AX5112 (N),
AX5125 (S)
Minimum static bending radius 4 x cable diameter
Linear servomotor AL2xxx 56 Version 4.0