Supply Unit - DC Bus
Data of supply unit - DC bus
Description
Symbol
Unit
HMV02.1R-W0015
DC bus voltage
U
DC
V
750, closed-loop-controlled
capacitance in DC bus
C
DC
mF
0,70
DC resistance in DC bus (L+ to L-)
at U
DC
= 750 V
R
DC
kOhm
approx. 67
rated power (t > 10 min) at f
s
= 4
kHz; U
LN_nenn
; control factor a
0
>
0,8; with mains choke
P
DC_cont
kW
15,00
P
DC_cont
and P
DC_max
vs. mains input
voltage; U
LN
≤ U
LN_nenn
%/V
PDC_cont (ULN) = PDC_cont x [1 - (400-ULN) x 0,0025]
P
DC_cont
and P
DC_max
vs. mains input
voltage; U
LN
> U
LN_nenn
%/V
PDC_cont
maximum allowed DC bus power at
U
LN_nenn
; with mains choke
P
DC_max
kW
30,00
monitoring value maximum DC bus
voltage, switch-off threshold
U
DC_limit_max
V
900, see also Troubleshooting Guide for E8025, F2817
monitoring value minimum DC bus
voltage, undervoltage threshold
U
DC_limit_min
V
600
maximum allowed external DC bus
capacitance
1)
C
DCext
mF
50,00
charging time at maximum allowed
C
DCext
external DC bus capacitance
at U
LN_nenn
t
lade_DC_Cex
t
1)
use assigned type of mains choke
Fig.7-60:
HMV - Data of supply unit - DC bus
Integrated Braking Resistor
Data of built-in braking resistor
Description
Symbol
Unit
HMV02.1R-W0015
braking resistor continuous power
P
BD
kW
0,30
braking resistor peak power at
U
DC
= 850 V
P
BS
kW
33,00
nominal braking resistance
R
DC_Bleed‐
er
ohm
16
braking resistor switch-on thresh‐
old - mains voltage independent
1)
U
R_DC_On_f
V
820; see also X32
maximum regenerative power to be
absorbed
W
R_max
kWs
40,00
cooling of internal braking resistor
forced
1)
factory setting
Fig.7-61:
HMV - Data of built-in braking resistor
232/369 Bosch Rexroth AG | Electric Drives
and Controls
Rexroth IndraDrive | Project Planning Manual
IndraDrive M Supply Units
Содержание Rexroth lndraDrive HCS02 Series
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