6
DESCRIPTION
BFS/BFC is an in-line duct fan with backward curved
impeller.
BFS has square connections and BFC has circular
connections.
The fan is equipped with ErP approved external rotor
induction AC or EC motor with maintenance-free
sealed ball-bearings. The fans are manufactured from
galvanized steel sheet.
ENGLISH
APPLICATION
Before use, read the safety instructions and make
sure the installation guide is followed.
• BFS/BFC is accessible for the user, according to
IEC 60335-2-40, to by themselves do the service
and maintenance, according to this Directions for
use. But before this work the unit must be curent
less. With reservation according to
IEC 60335-2-7.12 ”This appliance is not intended
for use by persons (including children) with redu
ced physical, sensory or mental capabilities, or lack
of experience and knowledge, unless they have
been given supervision or instruction concerning
use of the appliance by a person responsible for
their
safety.”
”Children should be supervised to ensure that they
do not play with the appliance.”
• The fan is used for transportation of ”clean” air,
meaning not intended for fire-dangerous substan-
ces, explosives, grinding dust, soot, etc.
• To achieve maximum life time for installations in
damp or cold environments, the fan should be
operating
continuously.
• The fan can be installed outside or in damp
environments. Make sure that the fan house is
equipped with drainage.
• The fan is intended to be used at the highest volta
ge and frequency that’s stated on the label on the
fan.
• The fan can be installed in any position.
This directions for use contains following products:
BFS
AC/EC
and
BFC
AC/EC
.
Scan the QR code on the product label or visit www.ostberg.com
for further information about the product.
HOW TO HANDLE
•
The fan must be transported in its packing until in
stallation. This prevents transport damages, scrat-
ches and the fan from getting dirty.
• Attention, look out for sharp edges.
• Avoid extreme heat or cold (temperature range for
storage and transport.
