AIREDALE DeltaChill - Page 91

Technic al
Chillers
DeltaChill™ Air Cooled and FreeCool
91
Chiller Technical Manual 7267818 V1.13.0_01_2018
FreeCool
55 56 57
DCF053DX-10DYY0 DCF049DX-11DXY0 DCF051DX-11DPY0
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 520.1 484.0 500.7
Nominal Input - Mechanical kW 186.4 155.8 160.7
EER (2) 2.79 3.11 3.12
ESEER 3.97 4.21 4.11
Nominal Output - Free Cooling kW 375.1 394.2 398.3
Ambient temperature for
100% Free Cooling
(5) °C -1.7 0.2 -0.1
Capacity Steps % 20-35-55-70-85-100 15-35-50-70-85-100 25-45-65-85-100
Minimum Turndown Ratio 0.19 0.16 0.24
Dimensions (H x W x L) mm 2682 x 2200 x 5978 2682 x 2200 x 7110 2682 x 2200 x 7110
Weight
Machine (3) kg 5335 5770 5650
Operating kg 6085 6595 6470
Water Volume (Total Internal) l 750 825 820
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 40.0 44.0 44.0
Quantity 10 11 11
Maximum Speed - EC Fans rpm 725 725 725
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 32 + 33 31 + 35 31 + 36
GWP Tonnes Equivalent CO
2
tCO2 67 + 69 65 + 73 65 + 75
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 1774 1408 2227
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 Extra Quiet