Danfoss Termix VVX-I, Руководство по установке, Страница: 7 / 24

Installation Guide Termix VVX-I
Under floor heating:
Pump stop function
If the substation is used in connection with under floor heating, the
circulation pump must be connected to the pump stop function in
the under floor heating controller. The pump must be stopped if
all under floor heating circuits are closed.
Warranty
If this is not possible, then flow must be continued through the
by-pass. Failing this, the pump will be at risk of seizure and any
remaining warranty will be withdrawn.
Summer operation:
Switch off pump
In summer the circulation pump must be switched off and the
shut-off valve to HE supply closed.
Running pump bi-weekly
It is recommended to start up the circulation pump (for 2 minutes)
once a month during summer; the shut-off valve of the HE supply
must be shut.
Electronic controller
Most electronic controllers will start up the pump automatically
(please note manufacturer´s instructions).
4.3 Electrical connections
Before making electrical connections, please note the
following:
Safety notes
Please read the relevant parts of the safety notes.
230 V
The substation must be connected to 230 V AC and earth.
Disconnection
The substation must be electrically connected so that it can be
disconnected for repairs.
Outdoor temperature sensor
Outdoor sensors should be mounted so as to avoid exposure to
direct sunlight. They should not be placed close to doors, windows
or ventilation outlets.
The outdoor sensor must be connected to the station on the
terminal block under the electronic control.
Authorized electrician
Electrical connections must be made by an authorized electrician only.
Local standards
Electrical connections must be made in accordance with current
regulations and local standards.
Danfoss District Energy
VI.EH.G3.02 / LUK40440 DEN-GT 7