Silencer CW-S 420 for ComfoWell comfosystems # 990323504

ZE Silencer CWS 420

Zehnder ComfoWell Silencer
CWS 420.
Rectangular silencer in
compact design with highly efficient
special sound-absorbing baffle and low
pressure losses. The silencer
can be used individually or in combination with
all accessories from the ComfoWell
system.
The airtight connection to all
accessories is made via a
folded joint with clamp strip.
The sound-absorbing element can be removed for cleaning and inspection.
removed.
Mounting on the wall or ceiling is done
with height-adjustable mounting brackets.
Mounting accessories are included in the scope of delivery.
included.

Technical data:

Insertion loss (Pink Noise):
3.0 dB / 63 Hz
4.6 dB / 125 Hz
6.4 dB / 250 Hz
10.6 dB / 500 Hz
8.1 dB / 1000 Hz
14.4 dB / 2000 Hz
7.8 dB / 4000 Hz
6.7 dB / 8000 Hz

Total (dB(A))=9.1

Casing: Sheet steel, galvanized
Sound absorbing element:
Special foam with
hygiene coating

Dimensions:
Length: 500 mm
Depth: 420 mm
Height: 230 mm

Accessories:
End plate CWP 420 DN 150
(990323626)
End plate CWP 420 DN 160
(990323627)
End plate CWP 420 DN 180
(990323628)
End plate CWP 420 DN 200
(990323629)
Mounting set CWK 420 ComfoAir
Q350/450 TR (990323640)
Mounting set CWK 420 ComfoAir
Q600 ST (990323641)
Mounting plate CWM 4208x75/P
(990323621)
Mounting plate CWM 4208x90/P
(990323622)
Distribution box CWD 420
(990323620)
Filter housing CWF 420
(990323554)

Type: ZE Silencer CWS 420
Brand: Zehnder Comfosystems
Item number: 990323504