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Machine Control Panels
10.6.3 Connection diagram
(3)
U
L
A
(3)
U
0 V
L
6 mm ² (blue)
A
(3)
U
M
A
(3)
A
6 mm ² (blue)
0 V
U
M
(1)
10 mm ² (green/yellow)
B
6 mm
6 mm
6 mm
10 mm ² (green/yellow)
Isolated
A=
terminal block
Non-isolated
B=
terminal block
Fig. 10-12: IndraControl VAM 15.1/VAM 21.1 cabling
10.6.4 Functional earth connection
Ensure a sufficient conductor cross section during functional earth wiring.
For the functional earth wiring, use a cable with a cross section of at least 6
mm
2
.
DOK-SUPPL*-VAM*15*21*1-IT02-EN-P
Mounting, demounting and electric installation
Overvoltage category I
Terminal block UK6-FSI/6
with automatic cut-out TCP 2 A
(PHOENIX CONTACT)
is recommended
FE = Functional earth ground
²a
to be connected to FE of VAM .
²a
to be connected to FE of
²a
to be connected to FE of the
(1)
Easily removable and visible.
(2)
Polarity reversal of the connector X1S1 on the VAM device
can destroy the device,
if there is not additional external protection (fire danger). This is caused by the
simultaneous grounding of the 0 V of the device and of the 0 V (PELV) (1).
(3)
Cable length between 24 V power supply unit and VAM max. 6 m at a minimum
cross-section of 0.75 mm .
2
Cable length between 24 V power supply unit and VAM max. 10 m at a minimum
2
cross-section of 1.5 mm .
An additional power supply unit is required if the length exceeds
An additional power supply unit is required if the length exceeds 10 m.
VPB 40.3, VPP xx.3, VSB 40.3, VSP xx.3.
UPS (VAU 01.1).
Bosch Rexroth AG
3
(2)
X1S1
4
VAM
1
X1S1
FE
2
27/53
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