251934-YTG-G-0708
Johnson Controls Unitary Products
19
ZF180-300 Physical Data
Component
Models
ZF180
ZF210
ZF240
ZF300
Nominal Tonnage
15
17.5
20
25
ARI COOLING PERFORMANCE
Gross Capacity @ ARI A point (K Btu)
181
208
259
279
ARI net capacity (K Btu)
174
203
250
270
EER
11.0
11.0
10.0
10.0
SEER
-
-
-
-
IPLV
12.9
12.77
11.5
11
Nominal CFM
6000
7000
8000
10000
System power (KW)
15.8
18.5
25.0
27.0
Refrigerant type
R-410a
R-410a
R-410a
R-410a
Refrigerant charge (lb-oz)
System 1
20-8
23-8
22
22
System 2
20-8
23-8
23
23-4
ARI HEATING PERFORMANCE
Heating model
24
32
24
32
24
32
24
32
Heat input (K Btu)
300
400
300
400
300
400
300
400
Heat output (K Btu)
240
320
240
320
240
320
240
320
AFUE%
-
-
-
-
-
-
-
-
Steady state efficiency (%)
80
80
80
80
80
80
80
80
No. burners
6
8
6
8
6
8
6
8
No. stages
2
2
2
2
2
2
2
2
Temperature Rise Range (ºF)
20-50
30-60
20-50
30-60
20-50
30-60
20-50
30-60
Gas Limit Setting (ºF)
195
195
195
195
195
195
195
195
Gas piping connection (in.)
1
1
1
1
1
1
1
1
DIMENSIONS (inches)
Length
125-1/4
136-1/4
136-1/4
136-1/4
Width
92
92
92
92
Height
48-5/8
52-5/8
52-5/8
52-5/8
OPERATING WT. (lbs.)
1870
2533
2006
2597
COMPRESSORS
Type
Scroll
Scroll
Scroll
Scroll
Quantity
2
2
2
2
Unit Capacity Steps (%)
50 / 100
50 / 100
50 / 100
50 / 100
CONDENSER COIL DATA
Face area (Sq. Ft.)
36.0
43.3
43.3
43.3
Rows
3
3
3
3
Fins per inch
13.5
15
15
15
Tube diameter (in.)
3/8
3/8
3/8
3/8
Circuitry Type
Split-face
Split-face
Split-face
Split-face
EVAPORATOR COIL DATA
Face area (Sq. Ft.)
15.5
25
20
25
Rows
4
4
4
4
Fins per inch
13.5
13.5
13.5
13.5
Tube diameter
3/8
3/8
3/8
3/8
Circuitry Type
Intertwined
Split-face
Intertwined
Split-face
Refrigerant control
TXV
TXV
TXV
TXV
