Munters EC52D, Manual For Use And Maintenance

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22 | © Munters AB, 2019
fig.21
WARNING
Fans have to be installed taking care to have central support placed in
correspondence of a concrete wall or a dedicated metal frame, which has to be
strong enough to support the weight of the fan. This is mandatory for guaranteeing
the correct functioning of the fans eliminating vibrations and avoiding possible malfunctioning.
5.4 Connection to the electrical system
The fan is supplied without a command and control circuit, but with all the internal electrical
connections already made.
At the fitting stage, the installer must set up a control panel in compliance with the
requirements of standard IEC EN 60439-1, and arrange the wiring of the fan in accordance
with the instructions in standards IEC EN 60204-1 and IEC 60364.
The electrical panel of the fan must generally be equipped with the following devices (bearing
EC marking as per directive 2006/95/EC):
fig.22
Lockable isolating switch.
2
.7
m