Chillers
DeltaChill™ Air Cooled and FreeCool
80
Chiller Technical Manual 7267818 V1.13.0_01_2018
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DCF074TR-11GPYY
DCF079TR-12GYYY
DCF059DR-13DYV0
FreeCooling
Yes
Yes
Yes
Enhance Capital Allowance
No
No
No
Number of Refrigeration Circuits
3
3
2
Cooling Duty - EC Fans
Nominal Output - Mechanical
(1) kW
744.4
793.7
579.2
Nominal Input - Mechanical
kW
271.5
288.6
182.4
EER
(2)
2.74
2.75
3.17
ESEER
3.68
3.73
4.17
Nominal Output - Free Cooling
kW
551.1
596.6
562.3
Ambient temperature for
100% Free Cooling
(5) °C
-1.3
-1
2.6
Capacity Steps
%
15-30-40-55-65-
80-90-100
10-25-35-50-60-
70-80-90-100
15-35-50-70-85-100
Minimum Turndown Ratio
0.16
0.12
0.17
Dimensions (H x W x L)
mm
2682 x 2200 x 7110
2682 x 2200 x 7110
2682 x 2200 x 8242
Weight
Machine
(3) kg
6485
6720
6245
Operating
kg
7575
7840
7190
Water Volume (Total Internal)
l
1090
1120
945
Maximum Waterflow
l/s
46.1
46.1
46.7
Minimum Waterflow
l/s
17.7
17.7
10.7
Face Area (Total)
m²
2.38
2.38
2.38
Nominal Airflow - EC Fans
m³/s
64.7
70.5
76.4
Quantity
11
12
13
Maximum Speed - EC Fans
rpm
1026
1026
1026
Compressor
Trio + Trio
Trio + Trio + Trio
Trio + Trio
Quantity of Compressors
8
9
6
Oil Charge Volume (Total)
l
2 x 5.3 + 3 x 5.3
+ 3 x 5.3
3 x 5.3 + 3 x 5.3
+ 3 x 5.3
3 x 5.3 + 3 x 5.3
Refrigeration
R410A / 2088
Charge (Total)
kg
24 + 30 + 31
28 + 30 + 31
35 + 39
GWP Tonnes Equivalent CO
2
tCO2
50 + 63 + 65
58 + 63 + 65
73 + 81
Refrigerant Control
Electronic Expansion Valve (EEV)
Water Inlet / Outlet - Unit
DN150
DN150
DN125
Water Drain / Bleed - Evap
inch
1/2
1/2
1/2
Water System
Minimum System Water Volume
(4)
l
2134
1758
1789
Maximum System
Operating Pressure
Bar
10
10
10
(1)
Based on units performance at 15/10°C return/supply temperatures, 35°C ambient, 20% Ethylene Glycol.
All performance data supplied in accordance with BBS EN14511-1:2013
(2)
EER = DX Cooling Output / (Compressor input power + Fan Input Power),
(3)
Based on standard unit without options, operating weight includes refrigerant charge and water volume.
For unit weights with waterside options fitted please refer to Airedale.
(4)
For minimum system volume, refer to Design Features & Information - Minimum System Water Volume Calculations
(5)
Ambient temperature that full Freecool capacity can be achieved
DCF Mechanical Data - Regular Quiet