Mechanical Installation; Electrical Connection - Grundfos LC 220 Manual De Instrucciones

5.2 Mechanical installation

Warning
When drilling the holes, take care not to damage
any cables or water and gas pipes. Ensure a safe
installation.
LC 220 can be mounted without removing the
Note
front cover.
Proceed as follows:
• Mount LC 220 on a plane wall surface.
• Mount LC 220 with the cable entries pointing downwards
(additional cable entries, if required, must be fitted in the
bottom plate of the cabinet).
• Mount LC 220 with four screws through the mounting holes in
the back plate of the cabinet. Drill the mounting holes with a
6 mm drill using the drilling template supplied with the
controller. Fit the screws into the mounting holes and tighten
securely. Fit the plastic caps.
Fig. 5 Mounting of controller on the wall

5.3 Electrical connection

Warning
LC 220 must be connected in accordance with the
rules and standards in force for the application in
question.
Warning
Before opening the cover, switch off the mains
supply.
The operating voltage and frequency are marked on the controller
nameplate. Make sure that the controller is suitable for the
electricity supply on which it will be used.
All cables/wires must be fitted through the cable entries and
gaskets.
The power supply socket must be placed near the cabinet as the
controller is supplied with a 1.5 m cable, a Schuko plug for
single-phase or a CEE plug for three-phase pumps.
Maximum backup fuse is stated on the controller nameplate.
If required according to local regulations, install an external mains
switch.
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