AIREDALE DeltaChill - Page 80

Chillers
DeltaChill™ Air Cooled and FreeCool
80
Chiller Technical Manual 7267818 V1.13.0_01_2018
Technic al FreeCool
22 23 24
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 Waterow l/s 46.1 46.1 46.7
Minimum Waterow l/s 17.7 17.7 10.7
Face Area (Total) m² 2.38 2.38 2.38
Nominal Airow - EC Fans m³/s 64.7 70.5 76.4
Quantity 11 12 13
Maximum Speed - EC Fans rpm 1026 1026 1026
Compressor Tandem + 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 tted 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