© Munters AB, 2013
18
3 phases
+ ground
Red emergency stop button, mushroom type, provided with mechanical locking
and release by turning (in compliance with UNI EN ISO 13850). Operating the
button must bring about the electromechanical isolation of the power supply to the
electric motor (category 0/1 according to IEC EN 60204-1).
Start/stop selector switch (with characteristics compatible with the nominal current
of the motor), or main panel for managing the equipment, with control devices
which act on the electrical supply to the fan.
fig. 6
The electrical lines must be laid in accordance with requirements of the laws applying in the place of installation,
and in any event:
•
they must be laid with cables of adequate section for the power of the fan and the length of the line itself;
•
they must make an effective earth connection;
•
they must have isolating devices and automatic protection against overload and short circuits.
Before activating the electrical supply to the machine by turning the isolator switch to position On, a series of
checks must be made:
•
check that the voltage and frequency of the power source correspond to those indicated in the equipment
technical data and electrical diagram;
Do not supply power to the fan during installation stage.
Installer must issue a declaration of correct installation in accordance with
applicable legislation in the country of use.
Warning
The rating plate data of the electric motor and the instructions given in the attached
technical documentation must be used for sizing the power supply cable.
In the event of installations that do not comply with the directions given in this
chapter, the manufacturer’s liability ceases, along with the validity of the CE
Declaration of Conformity.
Warning
Installation
Chapter5
