4−8 Electric Drives
and Controls
Bosch Rexroth AG RhoMotion 1070072365 / 04
Electrical Connections
Cross-sections
dependent on current
draw, but MIN of 4
mm
2
. For higher
current draw, use 2 x 4
mm
2
Power supply W/
safety transformer
as per EN 60742
24 V
DC
(1) Easily visible and removable.
(2) Preferred installation of PE terminal bars, i.e., electrically
conductive on the mounting plate. Both ends of PE terminal bars
must be connected to mounting plate by means of copper straps
of a length not exceeding 200 mm.
At minimum, cross-section of copper straps must match that of
incoming mains cables.
(3) 0.5 mm
2
, up to 4 m
0.75 mm
2
, up to 6 m
1.5 mm
2
, up to 10 m
Distances in excess of 10 m necessitate
a separate power supply at the machine!
= Terminals in isolated arrangement
A
10
2
(green/yellow)
(2)
A B
A
= Terminal strip 4
2
B = Terminal strip 10
2
Max. length 4 m
6
2
(1)
(blue)
0 V Load24 V Load
Earth bar
Cross-sections
dependent on current
draw, but MIN of
0,5
mm
2
(3)
PE
PE
L1
L2
L3
10
2
(green/yellow)
PE
rho4.0
X10
X10s
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