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5
2.6 Disposal
Ensure that operating and auxiliary materials, packaging
materials and scrap parts are disposed of safely and in an
environmentally friendly manner. Local recycling options and
regulations must be observed.
If the fan is moving toxic or aggressive media, the fan must be
treated as hazardous waste and disposed of appropriately.
3 INSTALLATION
Installation must only be performed by trained specialist
staff in compliance with these operating instructions and the
applicable regulations.
3.1 Installation site
The type, conditions and ambient temperature of the instal-
lation site must be suitable for the fan.
The following points must be observed:
•
The mounting surface or foundation must be suitable for
supporting the weight of the fan and accessories.
•
The mounting surface must be level.
•
The fan must be mounted without tension using vibra-
tion-absorbing elements and connected to the supply air/
exhaust system using elastic collars.
•
The fan must be accessible for maintenance tasks at all
times and be surrounded by sufficient free space.
•
Ensure that the fan has a sufficient supply of fresh air for
cooling the motor.
•
During installation, ensure that operation generates
negative pressure in the shaft opening due to the fan’s
structural arrangement.
•
Installation of the fan and its components is based on the
operator’s installation plan.
•
Mount the fan on vibration dampers. These are bolted
onto the pre-bored points in the base frame and anchored
in the on-site foundation.
•
If the fan is mounted outside, a PE drive protection
cover provided by the manufacturer must be attached. A
flame-retardant PP rain cover or deflector cover provided
by the client must also be welded in place.
3.2 Installation on a mounting plane/foundation
Follow these instructions step by step:
1)
Trace the frame’s hole pitch onto the mounting surface/
foundation.
2)
Drill the four holes using a drill that is suitable for the
screw diameter and composition of the mounting surface/
foundation.
3)
Fasten the four vibration dampers in the foundation using
suitable anchors or screw joint materials.
4)
Position the fan on the installation site by aligning the set
screws of the vibration damper with the bore holes in the
frame.
5)
Screw down the vibration-absorbing elements in line with
the included vibration damper installation instructions.
Hole pitch:
Attachment:
3.3 Inlet pipe joint connection
The media flow must be supplied to the fan through a
straight, unobstructed, circular pipe or via an inlet nozzle
designed to optimise the flow.
The media flow must be discharged through a straight,
circular pipe.
Attachments, such as non-return valves or butterfly valves,
must not be attached directly in front of the fan inlet as
otherwise a significant reduction in output can be expected.
There must be a minimum space of at least three times the
pipe diameter between the fan and the aforementioned
attachments.
Rv 125/140
Rv 160/180
Rv 220/225
Rv 250/280
Hole pitch
230 x 230
270 x 270
350 x 350
400 x 400
Type
Vibration dampers
Mounting surface/foundation
Summary of Contents for FRV 125
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