11
11
UNT-PRC002-GB
Sound power levels
Discharge
Measurement conditions:
Measurements taken in a room adjacent to the room containing the FWD, at the outlet of the rectangular duct (1.5 m
long) fixed to its discharge opening.
Fan
Power level in dB(A), per Hz frequency band
Overall power
Unit
speed
125
250
500
1000
2000
4000
8000
dB(A)
1
55
50
42
37
37
31
30
46
FWD 08
2
57
54
47
40
30
38
40
50
3
58
57
50
42
32
40
43
53
1
57
51
45
42
34
33
28
48
FWD 10
2
58
54
48
45
38
39
35
51
3
60
58
50
48
40
42
39
54
1
57
51
45
42
34
33
28
48
FWD 12
2
58
54
48
45
38
39
35
51
3
60
58
50
48
40
42
39
54
1
56
62
50
48
39
38
36
56
FWD 14
2
61
66
55
53
47
46
45
60
3
63
69
58
56
50
50
49
63
1
57
63
51
49
40
39
37
57
FWD 20
2
61
66
55
53
47
46
45
60
3
63
69
58
56
50
50
49
63
Intake
Measurement conditions:
Measurements taken at the horizontal air intake.
Fan
Power level in dB(A), per Hz frequency band
Overall power
Unit
speed
125
250
500
1000
2000
4000
8000
dB(A)
1
56
55
55
53
46
45
42
57
FWD 08
2
63
62
60
60
53
53
53
64
3
66
65
63
62
56
55
57
67
1
62
58
55
58
51
48
44
61
FWD 10
2
66
63
60
62
56
55
52
66
3
70
67
63
65
59
59
57
69
1
62
58
55
58
51
48
44
61
FWD 12
2
66
63
60
62
56
55
52
66
3
70
67
63
65
59
59
57
69
1
66
65
65
65
57
50
46
68
FWD 14
2
73
72
69
71
64
59
57
74
3
78
76
73
75
69
64
63
78
1
68
72
64
64
56
52
50
69
FWD 20
2
76
76
68
71
65
61
61
75
3
78
79
71
74
69
66
66
78
CG-SVU007D-GB
Alarms
N°
Message
Reset
Type
Unit Status
Description
27
Ckt2 Defrost
-
Unit On
Defrost on Circuit 2
28
Alarm Loss of Water Flow
Auto
Unit Off
Loss of water flow for more than 1 sec. Pump
restarts by a manual unit mode changeover
29
Alarm Air Sensor
Auto
Unit Off
Faulty sensor, out of range -30..+80°C
(short circuit or open circuit)
30
Alarm Water In Sensor
Auto
Unit Off
Faulty sensor, out of range -30..+80°C
(short circuit or open circuit)
31
Alarm Water Out Sensor
Auto
Unit Off
Faulty sensor, out of range -30..+80°C
(short circuit or open circuit) (short circuit or open
circuit)
32
Alarm HT Sensor Ckt1
Auto
Circuit 1 Off
Faulty sensor, out of range -30..+150°C
(short circuit or open circuit)
33
Alarm HP Sensor Ckt1
Auto
Circuit 1 Off
Faulty sensor, out of range 1..46Bar
(short circuit or open circuit)
34
Alarm HT Sensor Ckt2
Auto
Circuit 2 Off
Faulty sensor, out of range -30..+150°C
(short circuit or open circuit)
35
Alarm HP Sensor Ckt2
Auto
Circuit 2 Off
Faulty sensor, out of range 1..46Bar
(short circuit or open circuit)
36
Alarm PHR LWT Sensor
Auto
Unit On
Faulty sensor, out of range -30..+80°C
(short circuit or open circuit)
37
Alarm PHR EWT Sensor
Auto
Unit On
Faulty sensor, out of range -30..+80°C
(short circuit or open circuit)
38
Alarm Ext. Water SP
Signal
Auto
Unit On
Faulty signal, out of range 0..20mA or 4..20mA
following configuration
39
Alarm Ext. Demand Limit
SP Signal
Auto
Unit On
Faulty signal, out of range 0..20mA or 4..20mA
following configuration
40
Alarm Fan1 fault Ckt1
Auto /
Manual
Circuit 1 On
(Off if only one
fan)
The 1st fan on the circuit 1 is faulty
41
Alarm Fan1 fault Ckt2
Auto /
Manual
Circuit 2 On
(Off if only one
fan)
The 1st fan on the circuit 2 is faulty
42
Alarm LP Ckt1 Fault
Auto /
Manual
Circuit 1 Off
Suction pressure on circuit 1 is below the setpoint.
Manual reset after 3 faults within 1 hour
43
Alarm LP Ckt2 Fault
Auto /
Manual
Circuit 2 Off
Suction pressure on circuit 2 is below the setpoint.
Manual reset after 3 faults within 1 hour
44
Alarm Comp. 1A Fault
Manual
CMP 1A Off
CMP 1A is faulty
45
Alarm Comp. 1B Fault
Manual
CMP 1B Off
CMP 1B is faulty
46
Alarm Comp. 1C Fault
Manual
CMP 1C Off
CMP 1C is faulty
47
Alarm Comp. 2A Fault
Manual
CMP 2A Off
CMP 2A is faulty
48
Alarm Comp. 2B Fault
Manual
CMP 2B Off
CMP 2B is faulty
