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30 WILO SE 02/2016
• The connection line is to be installed in such a way that it can-
not under any circumstances come into contact with the pipe
and/or the pump and motor housing.
• Make the mains connection according to fig. 6 and 7:
• Fig. 6: 1~230 V, blocking-current proof
• Fig. 7: 3~400 V, blocking-current proof
• The connection cable can be taken through the cable feed-in right
or left. Exchange dummy plugs and cable feed-in as necessary.
When the terminal box is positioned laterally, always arrange the
cable feed-in from below (fig. 5).
CAUTION! Risk of short circuit!
Once electrical connection is complete and in order to protect
the terminal box from moisture, the terminal box cover must
be sealed according to regulations.
• Earth the pump/installation in accordance with the regulations.
• When connecting automatic switchgears (for double pumps),
observe the relevant installation and operating instructions.
Note: Double pumps: Provide a separate mains connection
cable and a separate fuse on the mains side for both motors of
the double pump.
8Commissioning
WARNING! Risk of injury and damage to property!
Incorrect commissioning can cause personal injury or prop-
erty damage.
• Commissioning by qualified personnel only!
• Depending on the pump or system operating conditions
(fluid temperature), the entire pump can become very hot.
Touching the pump can cause burns!
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