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
