Installation; Electrical Connection - Grundfos Sololift2 CWC-3 Installation And Operating Instructions Manual

5. Installation

Do not pull or lift the product by the
Caution
supply cable.
The product must be accessible for
maintenance and repair.
If the product is installed behind the
wall, a service hatch of sufficient size
is necessary.
The product must be placed in a frost-
free room to prevent the pumped liquid
from freezing.
Make sure that all external pipework is
adequately insulated.
The discharge pipe must be made of
Note
rigid material, such as copper, or of
rigid PVC with solvent-welded joints.
To prevent the transmission of
vibrations to buildings, make sure that
the pipework is thoroughly fixed and
that fittings cannot move and are not in
contact with building parts.
To prevent the transmission of
vibrations to buildings, we recommend
that you isolate the pump pedestal
from building parts by means of
vibration dampers.
An alarm device for acoustic alarm in case of
malfunction or high level in the tank is available as
an accessory. Product number: 97772315.
Alarm device
Fig. 1

6. Electrical connection

Make sure that the product is suitable for the supply
voltage and frequency available at the installation
site.
The electrical connection must be carried out in
accordance with local regulations.
Warning
The product must be earthed.
The installation must include an earth
leakage circuit breaker for protection
against earth fault currents.
This ensures protection when using a
Schuko plug or another plug with earth
pin.
The product must be connected to a
mains switch with a minimum contact
gap of 3 mm in all poles.
In case of overtemperature, a thermal
switch cuts out the motor and cuts it in
automatically when it has cooled
sufficiently.
The electrical connection should be made according
the table below.
Market Europe
Plug
GB CH
9