Bosch rexroth MBT, Руководство пользователя

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4.10 Frame size 291
4.10.1 Data sheet MST291
Designation Symbol Unit
MST291C MST291D MST291E
0018-F 0010-F 0010-F
Standstill torque
M
0
Nm 295 480 620
Standstill current
I
0
A 18.0 19.2 21.8
Rated torque
M
N
Nm 280.0 440.0 570.0
Rated power
P
N
kW 6.74 6.45 8.36
Rated current
I
N
A 16.9 16.0 20.0
Rated speed
n
N
min -1
230 140
Maximum torque M
max
Nm 620 1000 1250
Maximum current I
max
A 42.2 44.0 50.0
Max. speed (electrical)
n
max
min -1 400 250 245
Power wire cross-section A mm 2 2.5
Torque constant at 20 °C K
M_N
Nm/A 16.57 27.50 28.75
Voltage constant at 20 °C
K
EMK_1
V/min -1 1.100 1.632 1.920
Thermal time constant
T
th_nom
min 5.0
Winding resistance at 20 °C
R
12
Ohm 3.9 5.6 4.4
Winding inductivity
L
12
mH 34.3 51.0 56.0
Leakage capacitance of the com‐
ponent
C
ab
nF 8.2 12.4 16.5
Number of pole pairs p - 15
Details about liquid cooling
Power dissipation
P
V
kW 3.49 3.60 3.70
Coolant inlet temperature
T
in
°C 10 ... 40
Permissible coolant temperature
increase for P
V
ΔT
max
K 10
Required coolant flow at P
V
Q
min
l/min 5.0
Pressure drop at Q
min
Δp bar 0.4 0.6 0.8
Volume of coolant duct
V
cool
l 0.13 0.23 0.32
Maximum allowed inlet pressure
p
max
bar 6.0
Latest amendment: 2019-05-29
Tab. 4-18: MST291 - Technical data
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Technical data
MBT High Synchronous Torque Motors
Bosch Rexroth AG R911298798_Edition 08