Product overview
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1
Fig. 1: Schematic representation, CA
1
Casing of the silencer
2
Spigot
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Lip seal
Important notes
Safety
Correct use
Circular silencers are used to reduce noise in the
circular ducts of ventilation and air conditioning sys-
tems within closed rooms.
For the reduction of air-regenerated noise of air
terminal units and mechanical self-powered control-
lers, etc.
Installation manual
Circular silencer
CA
3
Circular silencer CA
GB/en
Do not use circular silencers in extract air systems
in commercial kitchens unless the extract air has
been cleaned as much as possible with high-effi-
ciency aerosol separators; see VDI 2052.
Use in potentially explosive atmos-
pheres (ATEX)
Circular silencers do not fall under the scope
in accordance with Chapter 1, Article 1, Point
1a, 1b and 1c of EU Directive 2014/34/EU. The
circular silencers must be used in areas with
a potentially explosive atmosphere, zones 1, 2
and zones 21, 22 (outside), in accordance with
Guideline 1999/92/EC.
Please note:
–
Max. operating temperature 90 °C
–
Max. airflow velocity 20 m/s
–
When using lip seals for tube attachment,
a grounding cable must be provided for the
sound attenuator/tube.
–
Earth circular silencers!
–
Clean sound attenuators regularly to prevent
accumulated dust!
–
Clean circular silencers in such a way that
no electrostatic charge builds up!
Manufacturer's statement
www.troxtechnik.com.
TROX GmbH
Heinrich-Trox-Platz
47504 Neukirchen-Vluyn, Ger-
many
Germany
+49 (0) 2845 202-0
+49 (0) 2845 202-265
E-mail: trox@trox.de
www.troxtechnik.com
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