Precision Air Conditioning
SmartCool
TM
– D
Precision Air Conditioning
81
Installation, Maintenance and Commissioning Manual :6877419 02/2013
Mechanical Data – X2C0 Continued
SC25D067-X2C0-0 SC25D073-X2C0-0 SC25D080-X2C0-0
Standard Condenser Match - 1 x CR105 1 x CR105 1 x CR105
Capacity
(1)
Nom Cooling (Gross) – X2 kW 65.6 71.2 77.4
Nom Cooling (Gross) – C0 (2) kW 105.8 105.8 105.8
Capacity Steps 2 2 2
Fan Gain kW 3.01 3.01 3.01
Dimensions - W x D x H
mm 2549 x 890 x 1980 2549 x 890 x 1980 2549 x 890 x 1980
Weight - Machine / Operating
(3) kg 1010 / 1050 1010 / 1060 1020 / 1060
Construction
Panels: Galvanised Sheet Steel, Epoxy Baked Powder Paint - Black Grey (RAL
7021)
Material/Colour Frame: Anodised Aluminium Frame with Black Nylon Corners
Evaporator – X2
Rifled Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins
Cooling/Dehum Stages 2/1 2/1 2/1
Cooling Coil – C0
Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins
Cooling /Dehum Stages 1(Modulated)/ 1
Water Volume l 36.8 36.8 36.8
Water Flow l/s 4.32 4.32 4.32
Pressure Drop kPa 70.7 70.7 70.7
Fan Motor
Backwards Curved, Centrifugal direct drive
Motor Type AC AC AC
Quantity x Motor Size kW 3 x 2.38 3 x 2.38 3 x 2.38
Speed @ 25Pa / Maximum ESP 1360 / 1360 1360 / 1360 1360 / 1360
Maximum ESP Pa 20 20 20
Nominal Airflow m³/s 6.5 6.5 6.5
Compressor - Scroll
Configuration Dual Cool - Circuit 1 Tandem Compressors (Refrigeration) / Circuit 2 Chilled water
Quantity 2 2 2
Oil Charge Volume l 2 x 3.3 2 x 3.3 2 x 3.6
Oil Type Polyolester
Refrigeration
Single Circuit
Refrigeration Control & Type Thermostatic Expansion Valve ( Optional EEV)
Refrigeration Type R410A
Holding Charge Inert Gas
Charge (per Circuit) (4) kg 23.0 23.0 23.0
Connections
Liquid (Sweat) – X2 in 7/8 7/8 7/8
Discharge (Sweat) – X2 in 1 1/8 1 1/8 1 1/8
Water Inlet / Outlet – C0 mm 42 42 42
Condensate Drain Hose mm 22 22 22
Filtration
Disposable to BS EN 779-G4-600
Quantity 4 4 4
OPTIONAL EXTRAS
Hot Gas Reheat - X
(5)
Nom Heating (Gross) kW 12.2 12.2 12.2
Electric Heating (Total)
kW 31.5 31.5 31.5
Humidifier
Capacity Kg/hr 15 15 15
Feed/Drain 3/4" BSPF Braided flexible hose / 19mm hose connection
Condensate Pump
Head m 10.8 10.8 10.8
Flow l/m 5 5 5
Drain 10mm Stainless Steel Stub Connection
First upgrade Fan Motor - EC Motor
Centrifugal direct drive
Quantity x Motor Size kW 3 x 2.2 3 x 2.2 3 x 2.2
Speed @ 25Pa / Maximum ESP rpm 1337 / 1360 1337 / 1360 1337 / 1360
Maximum ESP Pa 45 45 45
Fan Gain (7) kW 2.6 2.6 2.6
Second upgrade Fan Motor - EC Motor
Centrifugal direct drive
Quantity x Motor Size kW 3 x 3.1 3 x 3.1 3 x 3.1
Speed @ 25Pa / Maximum ESP rpm 1354/ 1520 1354 / 1520 1354 / 1520
Maximum ESP Pa 195 195 195
Fan Gain (7) kW 2.6 2.6 2.6
Low Pressure Hot Water
(6) Copper Tube/Aluminium Fin
Capacity Gross kW 35.7 35.7 35.7
Water Flow (Nominal) l/s 0.79 0.79 0.79
Pressure drop kPa 21.8 21.8 21.8
LPHW Connection Sizes mm 22 22 22
(1) Entering air 24°C/45% RH 35°C Ambient
(2) Entering air 24°C/45% RH water 7/12°C
(3) Machine weight includes a refrigerant charge / operating weight includes calculated water volume
(4) For refrigerant charges, refer to Unit Refrigerant Charge (kg/Circuit)
(5) Based on air temperature of 15.5°C leaving the evaporator coil
(6) Based upon low pressure hot water 82°C inlet/71°C outlet. Air on 20°C
(7) Fan gain based on 25Pa ESP @ nominal air volume. Fan gain figure will change as airflow and ESP change.
X2C0
(34 pages)
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