Flue Gas Silencer Made Of Steel/Stainless; Steel - Up To 30 Db(A) - Buderus Logano GE315 Technical Manual

8 Installation
Dimensi
ons of
flue gas
silencer
GE315 with
connection
diameter
Unit DN 180
D1 mm 180
D2 mm 200
D3 mm 400
L1 mm 950
L2 mm 550
L3 mm 350
L4 mm 50
Tab. 37 Dimensions of the flue gas silencers for the
Ecostream cast iron boilers Logano GE315,
GE515 and GE615
8.6.4

Flue gas silencer made of steel/stainless

steel – up to 30 dB(A)
Flue gas silencer made of steel
• Flue gas silencer for direct connection to the flue outlet
or installation in the flue connection line
• To reduce low frequency combustion noise
Comprising:
• A cubic gas-tight and watertight steel casing
• Steel tabs welded to the casing for fixing or suspension
arrangement
• Chamber system arranged in the casing with
diversions and absorbers, matched to low frequency
combustion noise between 50 Hz and 1000 Hz
• Removable cover panel for internal inspection
• Offset flue connectors on the inlet and outlet sides
• Facility for measuring flue gas emissions in the flue
outlet, sealed with a threaded plug
• The insertion attenuation measurement is 20 dB(A) to
30 dB(A) for a frequency range of 100 Hz to 1000 Hz.
68
Logano
GE515 with GE615 with
connection connection
diameter diameter
DN 250 DN 360
250 360
270 380
600 700
650 1240
550 1000
50 160
50 80
6 720 646 864 (12/2010) – Technical guide Logano GE315, GE515 and GE615
Fig. 52 Flue gas silencer made of steel
L [dB(A)]
D
35
30
25
20
15
10
5
0
10
Fig. 53 Flue gas silencer made of steel/stainless steel –
up to 30 dB(A)
f Frequency
L Attenuation
D
6 720 644 097-50.1il
DN 350
DN 180
100
6 720 644 097-51.1il
1000
f [Hz]