Fig. 7-15: Wiring Of The Power Connection 24 Vdc To The Vpp - Bosch Rexroth IndraControl VPP 21.1 Series Project Planning Manual

VPP 21.1
Cross-sections depending
on current consumption,
min. of 4 mm .
For higher current con-
sumption use 2 x 4 mm .
(VPP 21)
PC
Power supply
PE
DOK-SUPPL*-VPP*21.1***-PR02-EN-P
Power supply with
safety transformer
acc. to EN 60742
2
2
Length max. 4 m
A
load
24 V
Cross sections depending
on current consumption,
but a min. of 0.75 mm
X10
Fig. 7-15: Wiring of the power connection 24 VDC to the VPP 21
PE
2
10 (green/yellow)
24 VDC
2
6 (blue)
(1)
B
A
Earth bar
load
0 V
A = Terminal block 4
B = Terminal block 10
: Terminals in isolated arrangement
2
(3)
(1) Easily removable and visible
(2) PE bars should be preferablly installed on the mounting plate
in a conductive manner. In the case of isolated PE bars both
ends must be connected to mounting plate by means of copper
strips with a maximum length of 20 cm.
The cross section of the copper strips has to be, at least, equal
to that of the incoming mains cable.
2
(3) 0,75 mm up to 6 m
2
1,5 mm up to 10 m
Distances exceeding 10 m require
a separate local power supply unit!
7-11
VPP 21 Box
2
10 (green/yellow)
(2)
2
2
24V_Trafo.FH9