Te
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Chillers
DeltaChill™ Air Cooled and FreeCool
103
Chiller Technical Manual 7267818 V1.13.0_01_2018
Fre
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oo
l
88
89
90
DCF074TX-19GPPY
DCF079TX-20GPYY
DCF085TX-19HYYV
FreeCooling
Yes
Yes
Yes
Enhance Capital Allowance
No
No
No
Number of Refrigeration Circuits
3
3
3
Cooling Duty - EC Fans
Nominal Output - Mechanical
(1) kW
736.7
792.6
837.7
Nominal Input - Mechanical
kW
223.6
241.8
271.0
EER
(2)
3.30
3.28
3.09
ESEER
4.25
4.22
4.13
Nominal Output - Free Cooling
kW
652.9
693.1
684.1
Ambient temperature for
100% Free Cooling
(5) °C
1.4
1.2
0.3
Capacity Steps
% 15-35-45-60-75-90-100
15-30-40-55-65-
80-90-100
10-25-35-45-60-
70-80-90-100
Minimum Turndown Ratio
0.16
0.15
0.12
Dimensions (H x W x L)
mm
2682 x 2200 x 11638
2682 x 2200 x 11638
2682 x 2200 x 11638
Weight
Machine
(3) kg
8625
8885
9075
Operating
kg
10300
10575
10870
Water Volume (Total Internal)
l
1675
1690
1795
Maximum Waterflow
l/s
46.1
46.1
63.4
Minimum Waterflow
l/s
17.7
17.7
24.0
Face Area (Total)
m²
2.38
2.38
2.38
Nominal Airflow - EC Fans
m³/s
76.0
80.0
76.0
Quantity
19
20
19
Maximum Speed - EC Fans
rpm
725
725
725
Compressor
Trio
Trio + Trio
Trio + Trio + Trio
Quantity of Compressors
7
8
9
Oil Charge Volume (Total)
l
2 x 5.3 + 2 x 5.3
+ 3 x 5.3
2 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
33 + 35 + 40
34 + 39 + 42
38 + 39 + 45
GWP Tonnes Equivalent CO
2
tCO2
69 + 73 + 84
71 + 81 + 88
79 + 81 + 94
Refrigerant Control
Electronic Expansion Valve (EEV)
Water Inlet / Outlet - Unit
DN150
DN150
DN150
Water Drain / Bleed - Evap
inch
1/2
1/2
1/2
Water System
Minimum System Water Volume
(4)
l
2203
2236
1792
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 Extra Quiet
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