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ctrlX CORE
Voltage supply and current consumption
Bosch Rexroth AG
R911405645, Edition 05
7.2
Voltage supply and current consumption
Table 3: ctrlX CORE X2 and ctrlX CORE X3
Nominal voltage at U
L
DC 24 V SELV/PELV
Maximum permitted voltage range of the supply
voltage U
L
DC 18 V to DC 31.2 V (incl. all tolerances and
ripple)
Max. current consumption of the control from U
L
at
a nominal voltage of 24 V
320 mA
Max. power consumption of the control from U
L
at a
nominal voltage of 24 V
7.68 W
Reverse polarity protection of the supply voltage U
L
Present
Fuse protection U
L
Internal with eFuse, 1.5 A
Overvoltage protection U
L
Available; the protective fuse can trigger in case of
overvoltage
Transient protection U
L
Present, suppressor diodes
Pulse load up to 1,500 W
Voltage dips at current supply interfaces
PS1 < 1 ms, evaluation criterion A
Electrical isolation
24 V supply (U
L
/U
L
GND) to the functional earth
DC 707 V
24 V supply voltage (U
L
/U
L
GND) to XF10, XF50,
XF51
DC 1200 V
Table 4: Setup of the voltage supply ctrlX CORE
PLUS
X3
Nominal voltage at U
L
and U
P
DC 24 V SELV/PELV
Maximum permitted voltage range of the supply
voltage U
L
and U
P
DC 18 V to DC 31.2 V (incl. all tolerances and
ripple)
Max. current consumption of the control from U
L
at
a nominal voltage of 24 V
Typ. 400 mA (without I/O modules if U
L
= 24 V),
3.4 A max. (with 3 A for I/O modules if U
L
= 24 V)
Max. power consumption of the control from U
L
at a
nominal voltage of 24 V
Typ. 9.6 W (without I/O modules if U
L
= 24 V),
81.6 W max. (with 3 A for I/O modules if U
L
=24 V)
Current consumption U
P
Typ. 5 mA (without I/O modules), 8 A max., at U
P
=
24 V
Power consumption from U
P
Typ. 0.12 W (without I/O modules), 192 W max.,
at U
P
= 24 V
Reverse polarity protection of the supply voltage U
L
and U
P
Present
Fuse protection U
L
Internal with a protective fuse of 10 A
Fuse protection U
P
No internal fuse protection. The operator has to
provide protection against overload by an external
fuse.
Overvoltage protection U
L
and U
P
Present, fuses can trigger in case of overvoltage.
Transient protection U
L
and U
P
Present, suppressor diodes
Pulse load up to 1,500 W
