Important
safety
information
20
DVV
17.12.2012
2
Important
safety
information
2.1
Safety
notes
Designers,
installers
and
operators
are
responsible
for
the
proper
mounting
and
intended
use.
•
Only
use
the
fan
in
a
proper
condition.
•
Provide
generally
prescribed
electrical
and
mechanical
protective
devices.
•
During
mounting,
commissioning,
maintenance
and
control,
secure
the
place
of
mounting
against
unauthorised
access.
•
Observe
rules
for
safe
work.
•
Safety
components
must
not
be
bypassed
or
put
out
of
function.
•
Keep
all
the
warning
signs
on
the
fan
complete
and
readable.
•
Regularly
instruct
the
personnel
about
safety
‐
conscious
behaviour.
NOTE
We
have
carried
out
a
risk
assessment
for
the
fans.
However,
it
can
only
apply
to
the
fan
itself.
After
in
‐
stallation
of
the
fan,
we
recommend
to
carry
out
a
risk
assessment
for
the
whole
system.
In
this
way,
you
have
the
guarantee
that
there
is
no
risk
potential
from
the
system.
2.2
Personnel
2.2.1
Mounting
personnel
•
Mounting
may
only
be
carried
out
by
trained,
qualified
personnel.
2.2.2
Work
on
the
electrical
equipment
•
Work
on
the
electrical
equipment
of
the
fan
may
only
be
done
by
a
qualified
electrician
or
electrotechnically
edu
‐
cated
person.
This
person
must
know
the
relevant
safety
rules
to
recognise
and
avoid
potentially
risks.
2.2.3
Personnel
for
operation,
use,
maintenance
and
cleaning
•
Operation,
use,
maintenance
and
cleaning
may
only
be
carried
out
by
trained
and
authorized
personnel.
The
oper
‐
ating
personnel
must
have
appropriate
knowledge
about
handling
with
the
fan.
In
the
case
of
a
malfunction
or
an
emergency
they
must
react
correctly
and
adequately.
2.3
Intended
use
DVV/DVVI
fans
are
intended
for
installation
in
ventilation
systems.
They
can
be
installed
either
in
duct
systems
or
as
a
free
sucking
fan
over
a
nozzle
and
a
sucking
side
protection
grid.
•
DVV/DVVI
fans
are
suitable
for
extraction
of
clean
air,
air
with
a
low
dust
and
grease
content,
media
up
to
max.
density
of
1,3
kg/m³
and
permissible
moisture
of
max.
95
%.
•
The
maximum
permissible
operating
data
on
the
name
plate
apply
for
an
air
density
ρ
=
1,2
kg/m³
(sea
level)
and
a
maximum
air
moisture
of
80
%.
•
DVV/DVVI
fans
are
suitable
for
the
following
media
temperature
limits
at
an
ambient
temperature
from
‐
20°C
to
+40°C:
DVV/120,
DVVI/120
from
‐
20°C
to
+120°C
permanently;
DVV/F400,
DVVI/F400
from
‐
20°C
to
+120°C
permanently,
up
to
400°C/2h
in
case
of
fire
DVV/F600,
DVVI/F600
from
‐
20°C
to
+120°C
permanently,
up
to
600°C/2h
in
case
of
fire
2.4
Incorrect
use
Above
all,
the
incorrect
use
means
using
the
fan
in
a
way
other
than
that
described.
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