5168274-BIM-I-1121
Johnson Controls Ducted Systems 21
Table 7: XA-15, XA-20 Physical Data
Component
Models
XA-15 XA-20
Nominal Tonnage 15 20
AHRI COOLING PERFORMANCE
Gross Capacity @ AHRI A point (Btu/hr) 181,600 261,400
AHRI net capacity (Btu/hr) 176,000 240,000
EER 10.6 9.5
IEER with Constant Volume 11.8 -
IEER with Intellispeed 13.2 12
Nominal CFM 5500 8000
System power (KW) 16.5 23.8
Refrigerant type R-410A R-410A
Refrigerant charge (lb-oz)
System 1 23-0 28-0
System 2 23-4 29-0
AHRI HEATING PERFORMANCE
47 F Net Capacity (Btu/hr) 162,000 260,000
System power (KW) / COP 14.62 /3.24 23.80 / 3.20
17 F Net Capacity (Btu/hr) 99,000 136,000
System power (KW) / COP 13.62 / 2.05 20.96 / 2.05
DIMENSIONS (inches)
Length 136-1/4 180-19/32
Width 92 92
Height 52-5/8 52-5/8
OPERATING WT. (lbs.) 2140 2650
COMPRESSORS
Type Scroll Scroll
Quantity 2 2
Unit Capacity Steps (%) 50 / 100 50 / 100
CONDENSER COIL DATA
Face area (Sq. Ft.) 43.3 63.8
Rows 3 2
Fins per inch 15 20
Tube diameter (in.) 3/8 3/8
Circuitry Type Split-face Split-face
EVAPORATOR COIL DATA
Face area (Sq. Ft.) 20 25
Rows 4 4
Fins per inch 13.5 15
Tube diameter 3/8 3/8
Circuitry Type Inter-twined Split-face
Refrigerant control TXV TXV
CONDENSER FAN DATA
Quantity 2 4
Fan diameter (Inch) 30 30
Type Prop Prop
Drive type Direct Direct
No. speeds 1 1
Number of motors 2 4
Motor HP each 1.25 0.5
RPM 1140 1075
BELT DRIVE EVAP FAN DATA
Quantity 1 1
Fan Size (Inch) 18 X 15 18 X 15
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