Noise level gas, dual fuel and oil burner Duobloc
dreizler A 3001 E - 18.12.2015 | A 2039 - 1.00 | EN - 01.05.2009
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42 Noise level gas, dual fuel and oil burner Duobloc
42.1 Noise levels for series marathon
®
gas, dual fuel and oil burner Duobloc
CAUTION!
Service and operating personnel must wear hearing protection, when carrying out
maintenance, service and operational tasks at noise levels above 80dB(A).
Tab. 42-1 All values measured during individual operation
Tab. 42-2 All values measured during individual operation
NOTICE:
The noise levels indicated are not guaranteed values. Other results may be measured depending on local
conditions.
NOTICE:
In accordance with Machine Directive 98/37/EC, measurements of noise emissions (EN 15036-2) on heat
generators are carried out by way of a measuring process of accuracy class 2.
Gas burner
M..., M...ARZ
Noise level
dB(A)
Burner without
noise dam cap
Dual fuel burner
MC...
oil burner
MC...L
Noise level
dB(A)
Burner without
noise dam cap
Measuring point 1
Measuring point 1
M 10003.1
77
... 10003.1
77
M 10003.2
77
... 10003.2
77
M 10003.3
77
... 10003.3
77
M 10003.4
77
... 10003.4
77
M 10003.5 21MW
80
... 10003.5 21MW
80
M 10003.5 25MW
80
... 10003.5 25MW
80
Fan
Noise level
dB(A)
without
noise dam cap
Noise level
dB(A)
Fan with optional
intake noise damper
Noise level
dB(A)
fan with optional
sound room
Measuring point 2
Measuring point 2
Measuring point 2
V 22
92
74
72
V 30
94
76
75
V 37
96
78
76
V 45
95
77
75
V 55
96
78
76
V 75
99
81
79
V 90
103
85
83
V 110
104
86
84
