5 Start-up
5.1
5.1 Putting the fan into operation
The fan may only be put into operation by
qualified and skilled staff. Before the fan is
put into operation the staff must check that
the fan is in good working order.
The rules and regulations for putting
electrical machines into operation must be
observed.
— Check the safety systems.
— Close the dampers (if provided).
— Switch on the master controller.
— Switch on the fan.
The fan may only be switched on when it is
ducted and when it is certain that there will
be a sufficient plant resistance after the fan
motor has reached its full operating speed.
— Check the sense of rotation of the motor
when the fan is started up for the first time
(the motor must rotate in the direction
indicated by the arrow).
— Check the power consumption. The
maximum permissible power consumption
may not be exceeded.
5.2. Putting the fan out of operation
— Switch off the fan.
— Turn master controller to “OFF” and secure it
against unauthorized use.
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