Technical data

Precision Air Conditioning
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Precision Air Conditioning
Technical Manual : 6258867 F 07/2012
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General Specification - Air Cooled Models
MECHANICAL DATA
V19A V23A V25A
Single Circuit
V19X V23X V25X
A Model - Matched Condensing Unit CUS6 CUS7.5 CUS8.5
X Model - Matched Condenser C25 C35 C45
Capacity
Nom Cooling (Gross) - A (1) kW 16.6 20.0 25.2
Nom Cooling (Gross) - X (1) kW 18.5 21.8 26.9
Capacity Steps 1 1 1
Fan Gain kW 1 x 0.44 1 x 0.88 1 x 1.29
Dimensions - H x D x W
(2) mm 1940 x 800 x 1450 1940 x 800 x 1450 1940 x 800 x 1450
Weight - Machine - A
(2) kg 341 356 366
Weight - Machine - X
(2) kg 396 451 469
Construction - Material / Colour
Galvanised Sheet Steel, Epoxy Baked Powder Paint - Light Grey (RAL 7035)
Evaporator
Rifled Copper Tube/Turbulated Aluminium Fins
Coating Plain Plain Hydrophilic
Cooling/Dehum Stages 1/1 1/1 1/1
Fan & Motor
(3) Centrifugal - Designed to 50Pa ESP
Motor / Filter Type Direct / Standard Belt / Standard Belt / Standard
Quantity / Motor Size kW 1 x 0.74 1 x 1.5 1 x 2.2
Speed @ 50Pa ESP rpm N/A 790 872
Maximum ESP Pa 50 180 260
Speed @ Maximum ESP rpm N/A 932 1079
Nominal Airflow m³/s 1.50 1.9 2.1
Compressor - X
Single - Scroll / Polyol Ester Oil
Quantity 1 1 1
Oil Charge Volume (Total) l 1.65 3.25 3.80
Refrigeration
Single Circuit
Refrigeration Control Thermostatic Expansion Valve (Optional EEV)
Refrigeration Type (4) R407C (Optional R22)
Holding Charge Inert Gas
Connections
Liquid (Sweat) - A & X in 5/8 5/8 5/8
Suction (Sweat) - A in 7/8 1 1/8 1 1/8
Discharge (Sweat) - X in 3/4 3/4 7/8
Condensate Drain Hose mm 19 19 19
Filtration
Disposable to BS EN 779 - G4 - 97mm
Quantity 3 3 3
OPTIONAL EXTRAS
Electric Heating
kW 15.0 15.0 15.0
Humidifier
kg/hr 1.6 - 8.0 1.6 - 8.0 1.6 - 8.0
Feed/Drain 3/4” BSPF Braided flexible hose / 19mm hose connection
HE & Pre Filters
Disposable to BS EN 779 - F6 - 97mm + Disposable to BS EN 779 - G3 - 22mm
Quantity 3 + 3 3 + 3 3 + 3
HE & Pre Filter Motor Selection
Motor / Filter Type Belt / HE Belt / HE Belt / HE
Quantity / Motor Size kW 1 x 1.10 1 x 1.50 1 x 2.20
Speed @ 50Pa ESP rpm 575 898 997
Maximum ESP Pa 175 80 140
Speed @ Maximum ESP rpm 826 930 1082
Fan Gain kW 1 x 0.65 1 x 0.88 1 x 1.29
Larger Fan Motor Size
(3)
Motor / Filter Type Belt / Standard Belt / Standard Belt / Standard
Quantity / Motor Size kW 1 x 1.10 1 x 2.20 1 x 3.00
Maximum ESP Pa 205 395 475
Speed @ Maximum ESP rpm 865 1143 1265
Fan Gain kW 1 x 0.65 1 x 1.29 1 x1.76
Next Larger Fan Motor Size
(3)
Motor / Filter Type Belt / Standard Belt / Standard N/A
Quantity / Motor Size kW 1 x 1.50 1 x 3.00 N/A
Maximum ESP Pa 380 560 N/A
Speed @ Maximum ESP rpm 1022 1284 N/A
Fan Gain kW 1 x 0.88 1 x 1.76 N/A
Condensate Pump
Head m 10.8 10.8 10.8
Flow l/m 5 5 5
Drain 10mm S/Steel Stub Connection
Low Pressure Hot Water
Copper Tube/Aluminium Fin
Capacity Gross (5) kW 20 23 24
Water Flow (Nominal) l/s 0.43 0.50 0.52
LPHW Connection Sizes mm 22 22 22
(1) Entering air 24°C/45% RH ambient 35°C.
(2) Refer to Dimensional & Installation Data Split case information.
(3) Based on standard front return air and grilles. HE & Pre filters may alter the motor selection, see Optional Extras or contact Airedale for details.
(4) For refrigerant charges, refer to Design Data - Air Cooled Models.
(5) Based upon low pressure hot water 82°C inlet/71°C outlet. Air on 20°C. Refer to Design Data - Air Cooled Models.
AIR COOLED