Electrical Connection; Check List - Ochsner AQUA 54 Operating Instructions & Installation Instructions

4 Electrical connection

Attention!
Before wiring up the unit make sure
that the heating system carries no line
voltage.
DANGER of electrocution
Install all electrical connections ac-
cording to national and local Standards
Connecting work may only be carried
out by a certified specialist according
to this instruction!
The values indicated for fuse protection are given
solely for reference. The correct sizing of the
safety measures is the sole responsibility of the
electrician connecting the heat pump. The choice
of cable size is to be made by the electrician tak-
ing into account the ratings and cable lengths.

4.1 Check list:

•
The stated voltage must be the same as the
house circuit voltage. Observe the specifica-
tions on the rating label!
•
The heat pump connection must have been
approved by the competent utility before it is
carried out.
•
The circuit breaker for the main power supply
circuit 230V/ 400VAC is to be a fuse that
switches off all poles in the event of a mal-
function.
•
Should a leakage current switch (FI) be used,
this must be sensitive to universal current.
•
The control circuit voltage 230VAC is to be
protected by a C13A circuit breaker.
•
The supply cable must be protected against
overload and short circuiting.
•
The regulations of the responsible energy
utility and the relevant EN-standards are to
be strictly adhered to.
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