Bosch rexroth MBT, Manual

Page: 66 / 422

Designation Symbol Unit
MST290E MST290F MST290G
0004-F 0018-F 0020-F 0020-F
Standstill torque
M
0
Nm 610 755 855
Standstill current
I
0
A 13.3 42.1 41.1 46.1
Rated torque
M
N
Nm 575.0 563.0 715.0 810.0
Rated power
P
N
kW 2.40 14.15 19.80 22.10
Rated current
I
N
A 12.5 34.3 39.9 43.7
Rated speed
n
N
min -1
40 240 265 260
Maximum torque M
max
Nm 1150 1450 1,600
Maximum current I
max
A 50.0 125.0 120.0 118.0
Max. speed (electrical)
n
max
min -1 145 415 425
Power wire cross-section A mm 2 1.0 6.0 10.0
Torque constant at 20 °C K
M_N
Nm/A 46.00 16.40 17.92 18.54
Voltage constant at 20 °C
K
EMK_1
V/min -1 3.620 1.037 1.204 1.196
Thermal time constant
T
th_nom
min 3.3 5.2 5.1
Winding resistance at 20 °C
R
12
Ohm 8.2 1.5 1.74 1.58
Winding inductance
L
12
mH 49.5 8.9 10.9 9.9
Leakage capacitance of the com‐
ponent
C
ab
nF 21.0 20.0 24.9 28.3
Number of pole pairs p - 30
Details about liquid cooling
Power dissipation
P
V
kW 5.50 6.60 7.70
Coolant inlet temperature
T
in
°C 10 ... 40 10 ... +40
Permissible coolant temperature
increase for P
V
ΔT
max
K 10
Required coolant flow at P
V
Q
min
l/min 9.0 9.6 10.0
Pressure drop at Q
min
Δp bar 0.1
Volume of coolant duct
V
cool
l 0.55 0.68 0.82
Maximum allowed inlet pressure
p
max
bar 6.0
Latest amendment: 2020-04-01
Tab. 4-16: MST290E/ -F/ -G - Technical data
54/409
Technical data
MBT High Synchronous Torque Motors
Bosch Rexroth AG R911298798_Edition 08