Electrical Connection; Operation - Grundfos MAGNA1 Bedienungsanleitung

5. Electrical connection

Carry out the electrical
connection and protection
according to local regulations.
Warning
Switch off the power
supply before making
connections.
Warning
The pump must be
connected to an external
mains switch with a
minimum contact gap of
3 mm in all poles.
Earthing or
neutralisation can be
used for protection
against indirect contact.
If the pump is connected
to an electric installation
where an earth leakage
circuit breaker (ELCB) is
used as an additional
protection, this circuit
breaker must trip when
earth fault currents with
DC content (pulsating
DC) occur.
The earth leakage circuit
breaker must be marked
with the first or both of
the symbols shown
below:
Warning
It must be possible to
lock the mains switch in
position 0. Type and
requirements as
specified in EN 60204-1,
5.3.2.

6. Operation

Warning
At high liquid
temperatures, the pump
may be so hot that only
the button should be
touched to avoid burns.
The surface of the pump
may be so hot that it
may cause burns or
personal injury.
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