Operation/Use; Operating Conditions - SystemAir VAV EC Originalbetriebsanleitung

9. Operation
9.1 Safety information
Danger from electrical voltage!
The device may only be operated by persons who:
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– are instructed in the function and risks,
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– who have understood them, and can act accordingly.
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Ensure that children cannot operate or play with the device without supervision.
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Ensure access only to persons who can safely handle the device.
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9.2

Operating conditions

•
Do not operate the fan in an explosive atmosphere.
•
It must not be possible to touch the rotor during operation.
•
Safety elements must not be bypassed or put out of function.
•
The Multibox may operate inside the limits declared on the name plate.
•
Prevent the intake of foreign particles which can destroy the fan.
•
Noise emissions can be reduced by using a sound filter.
•
Fulfi l the conditions for earthing as per DIN VDE 0160/5.88. ART.6.5.2.1, if the operational leakage current of 3.5 mA
is exceeded.
9.3 Integrated protective function
NOTE
The integrated protective functions ensure that the motor switches off automatically in the event of
any of the faults described in the table.
Incorrect rotor position detection
Blocked rotor
Power supply undervoltage (mains input voltage is
outside the permitted nominal voltage)
Tab 7: Integrated protective function
9.4

Operation/use

" Only use the Multibox in accordance with these operating instructions and the operating instructions of the
motor.
" Check that the Multibox is functioning properly during operation.
" Switch the Multibox off.
WARNING
Danger from electrical voltage and flying parts!
Operator errors could result in personal injury and/or damage to objects!
Switch the Multibox off immediately:
»
– in the event of unusual vibrations, pressure fl uctuations or noises from the bearings,
– in the event that values for current, voltage and temperature are exceeded (name plate).
Fault Description/function of safety equipment
The motor will restart automatically.
After the block is resolved, the motor will restart auto-
matically.
Once the supply voltage returns to the permitted value,
the motor will restart automatically.
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