Bosch rexroth MBT, Manual

Page: 58 / 422

4.7 Frame size 210
4.7.1 Data sheet MST210
Designation Symbol Unit
MST210
A C D E U
0027-F 0027-F 0050-F 0070-F 0027-F 0030-F
Standstill torque
M
0
Nm 55 132 165 264 630
Standstill current
I
0
A 7.7 14.3 27.5 35.2 26.4 51.4
Rated torque M
N
Nm 50.0 120.0 150.0 240.0 530.0
Rated power P
N
kW 2.10 4.10 9.40 11.00 8.30 17.80
Rated current
I
N
A 7.0 13.0 25.0 32.0 24.0 45.7
Rated speed
n
N
min -1 400 330 750 700 330 320
Maximum torque
M
max
Nm 120 250 300 500 1200
Maximum current
I
max
A 25.0 50.0 100.0 72.0 90.0 165.0
Max. speed (electrical)
n
max
min -1
720 950 1350 1100 600 580
Power wire cross-section A
mm 2
1.0 4.0 6.0 4.0 10.0
Torque constant at 20 °C
K
M_N
Nm/A 7.71 9.20 4.80 4.70 10.00 11.62
Voltage constant at 20 °C
K
EMK_1
V/min -1
0.510 0.620 0.310 0.700 0.780
Thermal time constant
T
th_nom
min 2.4 3.0 3.9
Winding resistance at 20 °C
R
12
Ohm 10.9 5.2 1.3 1.0 2.26 1.56
Winding inductance L
12
mH 53.0 30.1 7.5 6.0 14.1 9.33
Leakage capacitance of the com‐
ponent
C
ab
nF 4.8 9.5 13.3 19.0 24.6
Number of pole pairs p - 20
Details about liquid cooling
Power dissipation
P
V
kW 1.20 2.60 2.80 3.40 4.00 9.30
Coolant inlet temperature T
in
°C 10 ... 40
Permissible coolant temperature
increase for P
V
ΔT
max
K 10 12
Required coolant flow for P
V
Q
min
l/min 6.0 11.1
Pressure drop at Q
min
Δp bar 0.1 1.8
Volume of coolant duct
V
cool
l 0.18 0.21 0.37 0.81
Maximum permissible inlet pres‐
sure
p
max
bar 6.0
Latest amendment: 2020-01-07
Tab. 4-11: MST210 - Technical data
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Technical data
MBT High Synchronous Torque Motors
Bosch Rexroth AG R911298798_Edition 08