Chillers
DeltaChill™ Air Cooled and FreeCool
74
Chiller Technical Manual 7267818 V1.13.0_01_2018
Te
ch
ni
ca
l
Fr
ee
C
oo
l
4
5
6
DCF053DR-08DYY0
DCF049DR-09DXY0
DCF051DR-09DPY0
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
527.1
490.0
507.9
Nominal Input - Mechanical
kW
192.2
162.9
168.0
EER
(2)
2.74
3.01
3.02
ESEER
3.74
4.01
3.92
Nominal Output - Free Cooling
kW
393.7
418.9
423.7
Ambient temperature for
100% Free Cooling
(5) °C
-1.1
0.9
0.6
Capacity Steps
%
20-35-55-70-85-100
15-35-50-70-80-100
25-45-65-85-100
Minimum Turndown Ratio
0.18
0.16
0.24
Dimensions (H x W x L)
mm
2682 x 2200 x 4846
2682 x 2200 x 5978
2682 x 2200 x 5978
Weight
Machine
(3) kg
4580
5060
4940
Operating
kg
5200
5795
5670
Water Volume (Total Internal)
l
620
735
730
Maximum Waterflow
l/s
46.7
35.1
35.1
Minimum Waterflow
l/s
10.7
8.0
13.4
Face Area (Total)
m²
2.38
2.38
2.38
Nominal Airflow - EC Fans
m³/s
47.0
52.9
52.9
Quantity
8
9
9
Maximum Speed - EC Fans
rpm
1026
1026
1026
Compressor
Trio + Trio
Trio + Trio
Trio
Quantity of Compressors
6
6
5
Oil Charge Volume (Total)
l
3 x 5.3 + 3 x 5.3
3 x 5.3 + 3 x 5.3
2 x 5.3 + 3 x 5.3
Refrigeration
R410A / 2088
Charge (Total)
kg
28 + 31
27 + 32
28 + 33
GWP Tonnes Equivalent CO
2
tCO2
58 + 65
56 + 67
58 + 69
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
1753
1393
2197
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