AIREDALE DeltaChill - Page 74

Chillers
DeltaChill™ Air Cooled and FreeCool
74
Chiller Technical Manual 7267818 V1.13.0_01_2018
Technic al FreeCool
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 Waterow l/s 46.7 35.1 35.1
Minimum Waterow l/s 10.7 8.0 13.4
Face Area (Total) m² 2.38 2.38 2.38
Nominal Airow - 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 Tandem + 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 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