Technical data
Rexroth IndraDyn H Technical Data 4-9
DOK-MOTOR*-MBS-H******-PR02-EN-P
4.7 Data Sheet Size 242
Description Symbol Unit Size 242
Motor data
1
)
Frame length B D F
Winding code 0100 0070 0060
Rated torque M
nenn
Nm 250 375 425
Rated speed n
nenn
rpm 1000 700 600
Rated power P
nenn
KW 26,2 27,5 26,7
Rated current I
nenn
A 68 49,5 68
Maximum torque
2
)M
max
Nm 575 860 970
Maximum current I
max
A 180 180 180
Maximum speed n
max
rpm 4000 2800 2400
Minimum cross-section power cable
3
)Amm² 16 10 16
Moment of inertia for rotor type 1N
6
) 0,119 0,167 0,193
Moment of inertia for rotor type 2N
7
)
J
rot
kgm²
0,128 0,18 0,207
Torque constant at 20°CK
M_nenn
Nm/A 3,68 6,6 6,25
Constant voltage at 20°C
4
)K
EMK_1000
V/ rpm 310 454 570
Winding resistance at 20°C R12 Ohm 0,65 0,48 0,41
longitudinal L
d
mH 3 8,2 3
Winding inductivity
across L
q
mH 8,8 14,3 13,3
Thermal time constant T
th
min 7,3 7,3 7,3
Rotor
6
)m
rot
kg 22,5 31,7 36,5
Mass
Stator m
stat
kg 66,7 92,3 105,1
Permissible ambient temperature T
um
°C 0...+40
Permissible storage and transport
temperature
T
lager
°C -20...+80
Insulation class F
International protection class acc. to
IEC60050-411
IP00
Number of pole pairs p 5
Liquid Cooling
Rated power loss P
V_H2O
kW 2,3 3,3 3,8
Coolant inlet temperature
5)
T
ein
°C +10...+40
Coolant temperature rise at P
V
5
)
∆T
diff
K10
Necessary coolant flow for ∆T
diff
5
)
Q
min_H2O
l/min 4 5 6
Pressure drop at Q
min
∆p
diff
bar 1,2
Permissible inlet pressure p
max
bar 5
Volume liquid cooling duct V
kuehl
l 0,076 0,107 0,122
1
) The determined values are root-mean-squares according to IEC 60034-1, if no others are given. Reference value 540 V
DC
2
) The achievable maximum torque depends on the drive controller used.
3
) Rated according to EN60204-1 (1993), installation mode B2 and conversion factor for Bosch Rexroth cables at
40°C ambient temperature. When using other cables, larger cross sections may be necessary.
For notes regarding connection cables on the motor see chapter 8.2
EMV = electromagnetic force Root-mean-square applying to 1000 min
-1
.
The data refer to operation with liquid cooling, cooling medium water.
For additional notes for coolant inlet temperature see chapter 9.5
6
) Values for rotor design “1N” with bigger available rotor internal diameter
7
) Values for rotor design “2N” with bigger available rotor internal diameter
Fig. 4-12: Technical Data Size 242