Bosch Rexroth IndraDrive HMV Project Planning Manual page 204

194/369 Bosch Rexroth AG | Electric Drives
IndraDrive M Supply Units
Description
DC bus voltage
capacitance in DC bus
DC resistance in DC bus (L+ to L-)
at U = 750 V
DC
rated power (t > 10 min) at f
kHz; U ; control factor a
LN_nenn
0,8; with mains choke
rated power (t > 10 min) at f
kHz; U ; control factor a
LN_nenn
0,8; without mains choke
P and P vs. mains input
DC_cont DC_max
voltage; U ≤ U
LN LN_nenn
P and P vs. mains input
DC_cont DC_max
voltage; U > U
LN LN_nenn
maximum allowed DC bus power at
U ; with mains choke
LN_nenn
maximum allowed DC bus power at
U ; without mains choke
LN_nenn
balancing factor for P
DC_cont
parallel operation at common DC
bus) with mains choke
balancing factor for P
DC_cont
parallel operation at common DC
bus) without mains choke
monitoring value maximum DC bus
voltage, switch-off threshold
monitoring value minimum DC bus
voltage, undervoltage threshold
charging resistor continuous power
maximum allowed external DC bus
capacitance 1)
charging time at maximum allowed
C external DC bus capacitance
DCext
at U
LN_nenn
and Controls
Supply Unit - DC Bus
Data of supply unit - DC bus
Symbol Unit
U
V
DC
C
mF
DC
R
kOhm
DC
= 4
s
P
> kW
DC_cont
0
= 4
s
P
> kW
DC_cont
0
%/V
%/V
P
kW
DC_max
P
kW
DC_max
(for
(for
U
V
DC_limit_max
U
V
DC_limit_min
P
kW
DC_Start
C
mF
DCext
t
lade_DC_Cex
t
1) use assigned type of mains choke
Fig.7-17: HMV - Data of supply unit - DC bus
Rexroth IndraDrive | Project Planning Manual
HMV01.1E-W0030 HMV01.1E-W0075
ULN x 1,41
1,41
approx. 27 approx. 14
30,00
18,00
PDC_cont (ULN) = PDC_cont x [1 - (400-ULN) x 0,0025]
PDC_cont (ULN) = PDC_cont x [1 + (ULN-400) x 0,002]
45,00
45,00
not allowed
900, see also Troubleshooting Guide for E8025, F2817
1,06 x ULN; see also Troubleshooting Guide for E2026, F2026
charging via current source
HMV01.1E-W0120
3,76 5,64
approx. 10
75,00 120,00
45,00 72,00
112,50 180,00
112,50 180,00
0,80
150,00