Airedale OptiChill FreeCool 500kW - 1365kW - Manual (Page 73)

Chillers OptiChill Freecool
Chillers
73
Technical Manual : 7197700 v1.2.0 02_2013
Mechanical Data - Extra Quiet Continued
39 40
Notes Units OFC093X22-87ML5 OFC105X22-99HL6
2 Row Free Cool 3 Row Free Cool 2 Row Free Cool 3 Row Free Cool
Cooling Duty - AC Fans 1 kW 935.7 928.8 1085.4 1076.2
Nom Input -Cooling Only kW 332.8 336.4 405.5 410.5
EER 2 2.82 2.77 2.68 2.62
ESEER 7 2.95 2.91 2.98 2.93
SEER 7 2.93 2.88 2.93 2.89
Nominal Output - Free Cooling 5 kW 705.5 783.6 731.1 815.6
Ambient when Free Cooling = 100% Nominal DX 6 °C -0.9 0.8 -2.8 -0.8
Cooling Duty - EC Fans 1 kW 930.5 923.2 1078.5 1068.8
Nom Input -Cooling Only kW 317.5 321 391.2 396.3
EER 2 2.94 2.88 2.76 2.7
ESEER 7 3.36 3.3 3.33 3.27
SEER 7 3.3 3.24 3.25 3.2
Nominal Output - Free Cooling 5 kW 690.7 764.9 715.1 795.1
Ambient when Free Cooling = 100% Nominal DX 6 °C -1.2 0.5 -3.1 -1.1
Cooling Duty - High Airflow EC Fans 1 kW 928.8 921.2 1076.2 1066.1
Nom Input -Cooling Only kW 318.2 321.9 392.3 397.5
EER 2 2.93 2.87 2.74 2.68
ESEER 7 3.33 3.28 3.31 3.25
SEER 7 3.27 3.22 3.23 3.18
Nominal Output - Free Cooling 5 kW 685.9 758.4 709.8 788
Ambient when Free Cooling = 100% Nominal DX 6 °C -1.2 0.4 -3.2 -1.2
Capacity Steps % 20, 30, 40, 55, 65, 80, 90, 100
Dimensions (H x W x L) mm 2600 x 2200 x 12850 2600 x 2200 x 12850
Machine Weight kg 14465 14560 14660 14755
Operating Weight 3 kg 16585 16840 16760 17015
Construction Material
Base: Plain Galvanised Steel, Panels: Galvanised Sheet Steel, Epoxy Baked
Powder Paint, Light Grey (RAL 7035)
Evaporator - Type Shell and Tube
Insulation Class O / UV Stable
Total Max. Water Flow l/s 73.3 73.3 91.9 91.9
Total Min. Water Flow l/s 18.1 18.1 22.8 22.8
Condenser - Type Rifled Copper Tube / Aluminium Fin
Face Area Total m² 43.6 43.6 43.6 43.6
Maximum Airflow - High Airflow EC Fans m³/s N/A N/A N/A N/A
Maximum Airflow - EC Fans m³/s 76 72.3 76 72.3
Maximum Airflow - AC Fans m³/s 74.4 69.8 74.4 69.8
Condenser Fan & Motor Sickle Bladed Axial Fan
Quantity 22 22 22 22
Diameter mm 800 800 800 800
Maximum Speed - High Airflow EC Fans RPM N/A N/A N/A N/A
Maximum Speed - EC Fans RPM 700 700 700 700
Maximum Speed - AC Fans RPM 700 700 700 700
Compressor - Type Semi-Hermetic Twin Screw Compressor
Quantity 2 2 2 2
Oil Charge Volume (Total) l 35 + 35 35 + 35 35 + 35 35 + 35
Oil Type BSE 170 Polyol Ester Oil
Refrigerant - Control Electronic Expansion Valve
Refrigerant Pre-charged R134a
Charge (Total) CCT1 + CCT2 kg 217 + 210 217 + 210 219 + 220 219 + 220
Water Connections
Type Grooved Terminations
Inlet / Outlet - Unit DN200 DN200 DN200 DN200
Water Drain / Bleed - Evap inch 0.5 0.5 0.5 0.5
Water System - Volume l 2114 2276 2099 2261
Minimum System Water Volume 4 l 5165 5319 5534 5686
Max System Operating Pressure Bar 10 10 10 10
Flow Rate 20% Ethylene Glycol l/s 50.4 50 58.4 57.9
Pressure Drop 20% Ethylene Glycol kPa 172.1 142.3 177.2 138.8
(1) Based on units performance at 15/10°C return/supply temperatures, 35°C ambient, 20% Ethylene Glycol.
(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 water volume calculation, refer to Design Features & Information - Minimum System Water Volume Calculations.
(5) Nominal Free Cooling Output at 15/10°C return/supply temperatures, 3°C ambient, 20% Ethylene Glycol.
(6) Ambient temperature that Maximum Nominal DX Duty can be achieved using Free Cooling only.
(7) ESEER / SEER based upon unit operating at 12 / 7 °C return / supply temperature, 35°C ambient,