BECKHOFF AL2000 Linear servomotor - Manual (Page 58)

Technical data
11.5 AL28xx­1 water­cooled
Technical data AL2830­100x AL2845­100x
Winding type N / S N / S
Motor configuration 3­phase synchronous linear motors (400 – 480 V AC)
Peak force 3 s (FP) 4500 N 6750 N
Peak current (IPa) 26 A (N),
66 A (S) 41 A (N),
98 A (S)
Continuous force with water cooling
(Fcw) 2000 N 3000 N
Continuous force with air cooling
(Fca) 1900 N 2850 N
Continuous current with water cool­
ing (Icw) 8.9 A (N),
21.5 A (S) 13.4 A (N),
32.3 A (S)
Continuous current with air cooling
(Ica) 8.5 A (N),
20 A (S) 12.5 A (N),
31 A (S)
Continuous power loss (Pca) 1060 W 1650 W
Power constant (Kf) 225 N/A (N),
93 N/A (S) 225 N/A (N),
93 N/A (S)
Motor constant (Km) 4300 N²/W 6450 N²/W
Pole spacing 24 mm
Winding resistance ­ phase (Rf) 3.8 Ω (N),
0.65 Ω (S) 2.6 Ω (N),
0.44 Ω (S)
Winding inductance ­ phase (Lf) 30 mH (N),
5 mH (S) 21 mH (N),
3 mH (S)
Thermal resistance (Rth) 0.065 °C/W 0.04 °C/W
Magnetic attractive force (Fa) 8300 N 12450 N
Weight of the coil unit (Mp) 12 kg 18 kg
Air gap 0.5 mm
Temperature sensor PTC 1 kΩ
Suitable servo drive AX5112 (N),
AX5125 (S) AX5118 (N),
AX5118 (S)
Minimum static bending radius 4 x cable diameter
Linear servomotor AL2xxx 58 Version 4.0