180
– Filter guard grilles consist of a mounting plate, filter and screen.
– Screen LZ40 N made of black, fibreglass-reinforced plastic with inserted wire netting LZ60.
– Filter LZ60 made of Nirosta stainless steel wire netting.
– Mounting plate LZ40-1 for installation.
Fan filter guard grilles
LZ40N Screen LZ40-1 Bracket LZ60 Filter
4400 F
4400 FN
4300
4300 N
4400
4200
4100 N
Fan series DC
AC 4300
9900
4000 N
4000 Z
Fan series AC
Kompaktlüfter__2011__EN__Final__17_01_2011_:Vorlage 18.01.2011 14:22 Seite 180
181
AC
B
D
D
FF92 / FF 119
– Filter guard grille suitable for attachment to axial fan series of size 60 mm, 80 mm, 92 mm,
119 mm, ø 172 mm. All filter units fit directly onto the existing installation holes of the fans.
– Filter guard grille consisting of 3 parts: outer grille barrier, inner fastening plate and repla-
ceable filter mat.
– Grille barrier made of moulded polycarbonate (PC), with matted surface.
– Fast and easy exchange of filter mat via a quick release on the grille barrier.
– Fastening plate made of wire netting, with black powder coating.
– Filter mat can be replaced while the fan is running, protection provided by welded wire
netting.
– Filter mat made of white, synthetically bonded fibres.
Fan filter guard grilles
Filter capacity
A fan filter guard filters out up to 75% of
dust particles up to a size of 5-10 microns
and withstands temperatures of up to
100°C. Flame retardant in accordance with
DIN 53438, grade F1. For installed, clean
filters, an air flow reduction of 20 – 30%
can be assumed.
AC
B
D
D
FF60 / FF80
Fan size: 60 x 60 mm
80 x 80 mm
* Replacement filters only in packs of 5.
Fan size: 92 x 92 mm
119 x 119 mm
AC
B
D
FF 172
Fan size: ¯172 mm
FF60 60 x 60 mm 65 65 13,5 50,0 RF 60
FF80 80 x 80 mm 85 85 14,0 71,5 RF 80
FF92 92 x 92 mm 125 105 17,5 82,5 RF 92
FF119 119 x 119 mm 162 136 18,5 104,5 RF 119
FF172 ø 172 mm 226 190 19,5 162,0 RF 172
Protection filter Fan size ABCD Replacement filter*
InformationDC axial fansDC fans - specials
ACmaxx / i-maxx
AC axial fans
Accessories
Representatives DC centrifugal fansAC centrifugal fans
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