CoolAir
7.7
Routing the electrical power supply leads
D
DANGER! Explosion hazard
For EX/III and FL vehicles (according to ADR guideline), a battery master switch
must be installed.
!
WARNING! Risk of injury
• The electrical connections may only be made by competent technical staff
with the appropriate specialist knowledge.
• Before carrying out any work on electrically operated components, make
sure that they are disconnected from the power supply.
A
NOTICE! Damage hazard
• The connection to the vehicle's electrical system should be protected by a
40 A (RTX 24 V)/80 A (RTX 12 V) fuse for the power supply and a 2 A fuse for
the voltage monitor.
• The battery must be capable of supplying the required current and voltage
(chapter "Technical data" on page 17).
• Route the power supply lead stressless and secure it with cable binders in
appropriate intervals.
Connect the unit directly to the main power distribution box.
Ask your vehicle manufacturer for the specifications of the main power
distribution box.
Route the power supply lead as illustrated (fig. b):
➤ Run the wiring loom to the main power distribution box along a route where
it is protected.
➤ Connect the negative lead (black) for the power supply.
➤ Connect the negative lead (black) for the voltage monitor.
➤ Connect the positive lead (red) for the power supply via a fuse:
– RTX 24 V: 40 A
– RTX 12 V: 80 A
➤ Connect the positive lead (red) for the voltage monitor via a 2 A fuse.
➤ Connect the wiring loom to the unit and fix with a cable tie in a suitable
position (fig. b 2.).
EN
Installation
13