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Mounting Instructions
3.12
Electrical connections
WARNING!
All electrical work must only be carried out by qualified electrical
technicians in accordance with the relevant legal provisions.
Laying cables incorrectly or using the wrong cable size may result in a fire
hazard.
All connected cables must have sufficient insulation and adequate proof
voltage, and the connectors must be scoop-proof. The laying of
uninsulated cables and connectors is not permitted.
INFO:
Use the charge line supplied to connect the device.
The charge line must be connected to the battery using a fused circuit or
the battery fuses supplied.
Check polarity before you connect the device.
Run both charge lines (power line and sense line) to the battery, as
otherwise the voltage measurement will be incorrect.
1.
2.
+
+
-
-
Power line
Sense line
•
The charge line comprises four leads.
The two power lines serve to charge the
battery with electricity. The two sense
line measure the battery voltage.
•
The following cable cross-sections are
recommended in order to minimize
ohmic drops in the charge line:
Length [m]
< 5 m
5 – 10 m
10 – 15 m
min. cable cross-
section
2.5 mm²
4 mm²
6 mm²
Page 45
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