8.2
Commissioning
WARNING
Hazard from electrical voltage!
»
»
Commissioning by trained and instructed qualifi ed personnel only!
Switch the ventilator on as planned.
WARNING
Hazard from bursting parts!
»
When checking the direction of rotation, wear safety goggles.
Check:
–
the direction of rotation / conveying. The direction of rotation always applies looking at the rotor. If the direction of rotation is
wrong, it must be turned by exchanging two phases.
–
smoothly running (eventual vibrations and noise)
–
current with appropriate instrument
–
tightness of all joints
8.2.1 Safety elements
Check, if safety elements e.g. protective guards are fastened.
9
Operation
9.1
Safety notes
WARNING
Hazard from electrical voltage!
»
The device may only be operated by persons
–
instructed in function and risks,
–
who have understood handling and can accordingly react.
»
Ensure that children cannot operate or play with the device without supervision.
»
Ensure access only to persons, who can safe handle the device.
9.2
Operating conditions
•
Do not operate the fan in an explosion-hazardous atmosphere.
•
During operation, touching the rotor must not be possible.
•
Safety components must not be bypassed or put out of function.
•
The fan may operate inside limits declared on the nameplate.
•
Prevent suction of foreign particles, this can destroy the fan.
•
Switching frequency:
–
the fan is intended for S1 continuous duty!
–
the controls may not permit any extreme switching duties!
•
If the operational leakage current of 3.5 mA is exceeded, the conditions with a view to earthing pursuant to DIN VDE 0160/5.88.
ART.6.5.2.1 must be fulfi lled.
•
Sound development can be reduced by using a sound fi lter..
47
Roof fans - V 1.0
Operation
