Mains Power Supply Connections - CLIMAVENETA WWR MTD - MTD/s, BWR MTD - MTD/s Installation And User Manual

MAINS POWER SUPPLY CONNECTIONS

To complete the electrical connections:
- Before connecting the unit to the power supply, make sure
that switch QF1 is open, suitably padlocked and marked.
- Open the front panel of the unit, Fig. A.
- Open the electrical panel, as shown in Fig. B.
- Use cable gland A for the main electrical power cable and
cable gland B for other external cables to be connected by
the installer, Fig. C.
Electrical cables must not enter the unit in positions not
specifically described in this manual.
Avoid direct contact with non-insulated copper piping
and the compressor
- Identify the terminals used for electrical connections on
the layout drawing shown in this manual.
For the functional connection of the unit, bring the power
supply cable to the electrical panel inside the unit and con-
nect it to terminals U-N and PE, respecting the (U) phase,
(N) neutral and (PE) earth in the case of single phase
units (230V~50Hz), or U-V-W phases, N neutral and PE
earth in three phase units (400V-3N~ 50 Hz).
- Reposition the inspection panel.
- Check that all the covers removed to make the electrical
connections have been replaced before powering up the
unit.
- Place the main switch QF1 (outside the unit) in the "ON"
position.
- The display shows the water temperature.
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WWR MTD - BWR MTD GB 03/2010
A
B
B
A
C
I A