10
4
UNT-PRC002-GB
Technical Data
FWD
08
12
20
30
45
Power supply
(V/Ph/Hz)
230/1/50
Capacities
Cooling capacity on water (1)
(kW)
5,2
8,3
15
18,8
30,1
Heating capacity on water (2)
(kW)
6,3
11,9
18,9
20,9
38,2
Fan motor
(type)
2 x direct drive centrifugal
Fan power input (3)
(kW)
0,23
0,46
0,65
1,04
1,51
Current amps (3)
(A)
1,1
2,2
3,1
4,7
5,5
Start-up amps
(A)
3,2
5,5
9,3
14,1
16,5
Air flow
minimum
(m
3
/h)
490
980
1400
1800
2700
nominal
(m
3
/h)
820
1650
2300
3000
4500
maximum
(m
3
/h)
980
1970
2600
3600
5400
Main coil
Water entering/leaving connections
(type)
ISO R7 rotating female
(Dia)
3/4"
3/4"
1 1/2"
1 1/2"
1 1/2"
Electric heater (accessory for blower only)
Electric power supply
(V/Ph/Hz)
230/1/50
230/1/50 or 400/3/50
400/3/50
400/3/50
400/3/50
Heating capacity
(kW)
2/4
8
10
12
12
Hot water coil (accessory for blower only)
Heating capacity (4)
(kW)
6,3
12
17,4
22,4
34,5
G2 filter (filter box accessory)
Quantity
2
2
2
2
2
Dimensions ( LxWxth)
(mm)
386x221x8
486x271x8
586x321x8
586*421*8
586*621*8
G4 filter (filter box accessory)
Quantity
-
2
2
2
2
Dimensions ( LxWxth)
(mm)
-
486x264x48
586x314x48
586*414*48
586*614*48
Condensate pump (accessory)
(type)
Centrifugal
Water flow - lift height
(l/h - mm)
24 - 500
Not available for FWD30 and FWD45
Sound level (L/M/H speed)
Sound pressure level (5)
(dB(A))
36/40/43
38/41/44
46/50/53
47/52/57
47/52/58
Sound power level (5)
(dB(A))
46/50/53
48/51/54
56/60/63
57/62/67
57/62/68
Unit dimensions
Width x Depth
(mm)
890 x 600
1090 x 710
1290 x 820
1290 x 970
1290 x 1090
Height
(mm)
250
300
350
450
650
Shipped unit dimensions
Width x Depth
(mm)
933 x 644
1133 x 754
1333 x 864
1333 x 1008
1333*1133
Height
(mm)
260
310
360
460
660
Weight
(kg)
32
46
61
76
118
Colour
galvanised steel
Recommended fuse size
Unit alone (aM/gI)
(A)
8/16
8/16
8/16
8/25
8/25
Unit with electric heater (gI)
(A)
16 (2kW),25 (4kW)
40 (230V),3*16 (400V)
3*20
3*25
3*25
(1) Conditions: Water entering/leaving temperature: 7/12 °C, Air inlet temperature 27/19°C DB/WB - Nominal air flow
(2) Conditions: Water entering/leaving temperature: 50/45 °C, Air inlet temperature 20°C DB - Nominal air flow
(3) At high speed with nominal air flow.
(4) Water entering/leaving temperature 90/70 °C, air inlet temperature 20 °C DB, Nominal air flow.
(5) A rectangular glass wool duct 1m50 long is placed on the blower.The measurement is taken in the room containing the blower unit.
Heat exchanger operating limits:
FWD:
*water temperature: max 100° C
*absolute service pressure: min 1 bar/max 11 bars
Accessories - Hot water coil:
*water temperature: min. +2° C/max. 100° C
*absolute service pressure: min 1 bar/max 11 bars
CG-SVU007D-GB
Table 4 –
Status, Warning and Alarm messages
N°
Message
Reset
Type
Unit Status
Description
1
No Alarm
-
Unit On
See unit status on Main display
2
Alarm Water Pump1
Manual
Unit On
Defective water pump 1
3
Alarm Water Pump2
Manual
Unit On
Defective water pump 2
4
User Ckt1 Stop
-
Circuit 1 Off
Circuit 1 Disable by Settings (via keyboard)
5
User Ckt2 Stop
-
Circuit 2 Off
Circuit 2 Disable by Settings (via keyboard)
6
Ext. Ckt1 Stop
-
Circuit 1 Off
Circuit 1 Off by Digital Input (Duplex units)
7
Ext. Ckt2 Stop
-
Circuit 2 Off
Circuit 2 Off by Digital Input (Duplex units)
8
Rem. Ckt1 Stop
-
Circuit 1 Off
Circuit 1 Disable by Supervision
9
Rem. Ckt2 Stop
-
Circuit 2 Off
Circuit 2 Disable by Supervision
10
Clock Unit Stop
-
Unit Off
Unit Off by Program (Hourly, Weekly)
11
Operator Stop
-
Unit Off
Unit Off by Operator (via keyboard)
12
Phase Fault
Auto
Unit Off
Phase Loss or Phase Reversal
13
Warning Ckt1 LP Limit
Auto
Circuit 1 Limit
Suction pressure on circuit 1 is below the setpoint
(1.5barG).
14
Warning Ckt2 LP Limit
Auto
Circuit 2 Limit
Suction pressure on circuit 2 is below the setpoint
(1.5barG).
15
Warning Ckt1 HW Limit
Auto
Circuit 1 Limit
Leaving water temperature is above the setpoint
(Default value: 25°C).
16
Warning Ckt2 HW Limit
Auto
Circuit 2 Limit
Leaving water temperature is above the setpoint
(Default value: 25°C).
17
Warning Ckt1 HP Limit
Auto
Circuit 1 Limit
Discharge pressure on circuit 1 is above the
setpoint (Default value: 43.1barG).
18
Warning Ckt2 HP Limit
Auto
Circuit 2 Limit
Discharge pressure on circuit 2 is above the
setpoint (Default value: 43.1barG).
19
Warning Ckt1 HT Limit
Auto
Circuit 1 Limit
Discharge temperature on circuit 1 is above the
setpoint (Default value: 128°C).
20
Warning Ckt2 HT Limit
Auto
Circuit 2 Limit
Discharge temperature on circuit 2 is above the
setpoint (Default value: 128°C).
21
Warning Ckt1 CIPD Limit
Auto
Circuit 1 Limit
Compressor Involute Pressure Differential on
circuit 1 is above 22.2barG or above 18.6barG
during 25min.
22
Warning Ckt2 CIPD Limit
Auto
Circuit 2 Limit
Compressor Involute Pressure Differential on
circuit 2 is above 22.2barG or above 18.6barG
during 25min.
23
Warning Low SuperHeat
ckt1
Auto
Circuit 1 Off
Super Heat on circuit 1 is below low limit (2°C)
24
Warning Low SuperHeat
ckt2
Auto
Circuit 2 Off
Super Heat on circuit 2 is below low limit (2°C)
25
Alarm Outside Air Temp
Auto
Unit Off
Ambient temperature is out of range for unit
operation:
Cooling: Too Low
Cooling mode: below -10°C (default value)
Heating: Out of Range
Heating mode: below -15°C (default value) or
above 29°C.
26
Ckt1 Defrost
-
Unit On
Defrost on Circuit 1
Alarms
