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Sound levels - At maximum conditions
SIZE
63
10.1
63
12.1
63
14.1
63
16.2
68
18.2
68
22.2
68
30.2
88
35.2
88
40.2
88
Sound levels refer to units with maximum test conditions.
For maximum capacity supplied in silent mode, a correction factor of 0,90 shall be
used.
The sound pressure level refers to a distance of 1 meter from the outer surface of the
unit operating in open field.
Noise levels are determined using the tensiometric method (UNI EN ISO 9614-2)
Overload and control device calibrations
Refrigerant side
High pressure safety pressure switch
Low pressure safety switch
Gas-liquid separator safety valve
Compressor discharge high temperature safety thermostat
Water side
Antifreeze protection
High pressure safety valve
Sound power level
Octave band (Hz)
125
250
500
67
72
75
67
72
75
67
72
75
74
79
79
74
79
79
74
79
79
89
82
76
89
82
76
89
82
76
1000
2000
76
71
76
71
76
71
81
76
81
76
81
76
80
75
80
75
80
75
Data referred to the following conditions in heating:
- internal exchanger water = 30/35°C
- ambient temperature 7/6 °C
OPEN
kPa
4200
kPa
140
kPa
-
°C
75
°C
8
kPa
-
67
Daten Angaben nur in Englischer Sprache
Sound
pressure
level
4000
8000
dB(A)
64
54
63
64
54
63
64
54
63
69
59
67
69
59
67
69
59
67
69
59
66
69
59
66
69
59
66
CLOSE
3200
300
-
115
4
-
Sound
power
level
dB(A)
79
79
79
84
84
84
84
84
84
VALUE
-
-
4500
-
-
600
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