7
= 20 Nm
10 11 12
13
21
Careful! Damage to bearings caused by dry-
running.
► Flood the pump before connecting electric-
ity: Open all stop valves slowly (see g. 13).
The drive of the pump is a DC motor. Thus a protective
conductor is not required.
For AC operation a transformer is integrated in the cap.
Electrical connection
Danger! Danger of electrocution.
► Have all electrical work carried out by
qualied electricians only.
► Turn off the power supply and safeguard it
against being switched back on (see g. 1).
► Check to make sure the power is turned off.
Warning! Fire hazard due to electrical
ignition.
► Make sure that the pump is only connected
to the power supply specied on the name
plate (see p. 4).
Installation
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