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Bosch Rexroth AG | Electric Drives
VPP 21-Box
Pin 1 and Pin 2: 24 VDC Supply
DANGER
and Controls
Fig.7-15:
Assignment X10
Parameters
Rated voltage U
N
Residual ripple at U
N
Noise and surge immunity
Power consumption at U
Line-side fuse
Reverse voltage protection
Holding time of the logic voltages and the
measuring system voltages in case of volt‐
age breakdown of the 24 V supply
Fig.7-16:
Technical data of the 24 VDC supply
Ensure that the supply voltage is bounce-free switched on! Other‐
wise, malfunctions of the device are possible.
Danger without protective separation!
The 24 VDC input voltage must comply with the requirements of the "Protective
separation".
Plug and unplug the connector only in no-voltage condition!
Fig.7-17:
Safety transformer according to EN 60742
Rexroth IndraControl VPP 21.2 | Project Planning Manual
Value
24 VDC +20 %, -15 %
See
chapter "Pin 1 and Pin 2: 24 VDC
Supply" on page 48
U
= 35 V (for t < 100 ms)
max
4.8 A max.
N
M5A (5x20) medium time-lag
Via isolating diode
> 15 ms
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