Bosch Rexroth VSB 40.1, Project Planning Manual

Page: 49 / 87

7-12
PC Box VSB 40.1
DOK-SUPPL*-VSB*40.1***-PR02-EN-P
Cross-sections depending
on current consumption,
min. of 4 mm .
For higher current con-
sumption use 2 x 4 mm .
Power supply with
safety transformer
acc. to EN 60742
24 VDC
(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.
(3) 0,75 mm up to 6 m
1,5 mm up to 10 m
Distances exceeding 10 m require
a separate local power supply unit!
: Terminals in isolated arrangement
10
2
(green/yellow)
(2)
A = Terminal block 4
2
B = Terminal block 10
2
Length max. 4 m
6
2
(1)
(blue)
0 V 24 V
Earth bar
Cross sections depending
on current consumption,
but a min. of 0.75 mm
2
(3)
PE
X10
Power supply
PC
VSB 40.1
(24 VDC version)
PE
L2 L3
10
2
(green/yellow)
L1
PE
A
B
A
2
load load
2
2
2
24V_Trafo.FH9
Fig. 7-14: Wiring of the power connection 24 VDC to the VSB 40.1