Chillers
DeltaChill™ Air Cooled and FreeCool
90
Chiller Technical Manual 7267818 V1.13.0_01_2018
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DCF047DX-09DXY0
DCF049DX-09DPY0
DCF051DX-10DPV0
FreeCooling
Yes
Yes
Yes
Enhance Capital Allowance
No
No
No
Number of Refrigeration Circuits
2
2
2
Cooling Duty - EC Fans
Nominal Output - Mechanical
(1) kW
463.7
478.6
503.7
Nominal Input - Mechanical
kW
163.7
169.2
172.0
EER
(2)
2.83
2.83
2.93
ESEER
4.06
3.91
3.94
Nominal Output - Free Cooling
kW
336.8
339.3
372.2
Ambient temperature for
100% Free Cooling
(5) °C
-1.6
-2
-1.3
Capacity Steps
%
15-35-50-70-85-100
25-45-65-85-100
25-45-65-85-100
Minimum Turndown Ratio
0.16
0.25
0.24
Dimensions (H x W x L)
mm
2682 x 2200 x 5978
2682 x 2200 x 5978
2682 x 2200 x 5978
Weight
Machine
(3) kg
5215
5095
5200
Operating
kg
5950
5825
5955
Water Volume (Total Internal)
l
735
730
755
Maximum Waterflow
l/s
35.1
35.1
35.1
Minimum Waterflow
l/s
8.0
13.4
13.4
Face Area (Total)
m²
2.38
2.38
2.38
Nominal Airflow - EC Fans
m³/s
36.0
36.0
40.0
Quantity
9
9
10
Maximum Speed - EC Fans
rpm
725
725
725
Compressor
Trio + Trio
Trio
Trio
Quantity of Compressors
6
5
5
Oil Charge Volume (Total)
l
3 x 5.3 + 3 x 5.3
2 x 5.3 + 3 x 5.3
2 x 5.3 + 3 x 5.3
Refrigeration
R410A / 2088
Charge (Total)
kg
27 + 32
28 + 33
28 + 37
GWP Tonnes Equivalent CO
2
tCO2
56 + 67
58 + 69
58 + 77
Refrigerant Control
Electronic Expansion Valve (EEV)
Water Inlet / Outlet - Unit
DN125
DN125
DN125
Water Drain / Bleed - Evap
inch
1/2
1/2
1/2
Water System
Minimum System Water Volume
(4)
l
1393
2197
2197
Maximum System
Operating Pressure
Bar
10
10
10
DCF Mechanical Data Extra Quiet
(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
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