42
9 - TECHNICAL INFORMATION
OPERATING LIMITS (COOLING)
Size 65D 70D 75D 80D 85D 90D 100D 110D 115D 120D 135E 150F 165F 180F
EXTERNAL EXCHANGER
Max water inlet temperature 1 °C 51 50 51 51 52 52 52 51 51 51 50 50 51 51
Max water inlet temperature 2 °C 52,5 51,5 52,5 52,5 53,5 53,5 53,5 52,5 52,5 52,5 51,5 52 53 53
Max water inlet temperature 3 °C 62 62 62 62 62 62 62 62 62 62 62 62 62 62
Min. water outlet temperature
°C 23 23 23 23 23 23 23 23 23 23 23 23 23 23
INTERNAL EXCHANGER
Max water inlet temperature
°C 23 23 23 23 23 23 23 23 23 23 23 23 23 23
Min. water outlet temperature 4 °C 5 5 5 5 5 5 5 5 5 5 5 5 5 5
Min. water outlet temperature 5 °C -8 -8 -8 -8 -8 -8 -8 -8 -8 -8 -8 -8 -8 -8
(1) unit at full load: internal exchanger water 12/7°C
(2) capacity-controlled unit (automatic capacity control)
(3) unit not operating
(4) Standard Version
(5) Low temperature version
Fluid with ethylene glycol of 40%
SOUND LEVELS
Acoustic configuration: Standard (ST)
Measures according to UNI EN ISO 9614-2 regulations, with respect to the EUROVENT
8/1 certification.
The sound levels refer to the unit at full load, in the rated test conditions.
The sound pressure level refers to a distance of 1m from the external surface of the
units operating in an open field.
Data referred to the following conditions :
- internal exchanger water = 12/7°C
- external exchanger water = 30/35°C
Size
Sound Power Level (dB)
Sound
pressure
level
Octave band (Hz)
63 125 250 500 1000 2000 4000 8000 dB(A) dB(A)
65D 81 62 75 90 84 86 80 74 73 91
70D 84 63 75 89 84 87 80 74 74 92
75D 87 62 74 91 85 86 80 74 74 92
80D 88 62 74 92 85 84 79 73 74 92
85D 90 63 74 93 86 85 79 73 74 93
90D 90 63 75 93 87 85 80 74 74 93
100D 89 67 78 91 87 92 84 78 76 95
110D 94 66 75 96 89 88 82 76 76 96
115D 94 66 75 96 89 88 82 76 76 96
120D 94 66 75 96 89 88 82 76 76 96
135E 94 65 75 95 89 87 81 75 76 95
150F 94 65 75 95 89 87 81 75 76 95
165F 95 66 76 96 90 88 82 76 77 96
180F 95 67 77 97 91 89 83 77 77 97
Sound
power level
Acoustic configuration: Extremely low noise (EN)
Size
Sound Power Level (dB)
Sound
pressure
level
Octave band (Hz)
63 125 250 500 1000 2000 4000 8000 dB(A) dB(A)
65D 71 53 70 83 73 74 69 64 64 82
70D 74 54 71 83 73 76 70 65 64 83
75D 77 54 70 84 74 75 69 65 65 83
80D 78 53 69 85 74 73 68 64 65 84
85D 80 54 70 86 75 74 69 64 66 85
90D 80 54 70 87 76 74 69 65 66 85
100D 79 58 74 84 76 80 73 69 67 85
110D 84 57 71 89 78 76 71 67 68 88
115D 84 57 71 89 78 76 71 67 68 88
120D 84 57 71 89 78 76 71 67 68 88
135E 84 57 71 89 78 76 71 66 68 87
150F 84 57 71 89 78 76 71 66 68 87
165F 84 57 72 90 79 77 71 67 68 88
180F 85 58 73 91 80 78 72 68 69 89
Sound
power level