5835254-YIM-A-1119
Johnson Controls Ducted Systems
23
Table 11: ZZ15 Physical Data
Component
Models
ZZ15
Nominal Tonnage
15
AHRI COOLING
PERFORMANCE
Gross Capacity @ AHRI A Point (BTU)
187072
AHRI net Capacity (Btu)
179614
EER
1
11.5
Nominal CFM
4500
System Power (KW)
16.34
Refrigerant type
R-410A
Refrigerant charge (lb-oz)
System 1
8-12
System 2
7-14
AHRI HEATING PER-
FORMANCE
Heating Option
N18
N24
Heating model
180
240
1st. Stage Heat input (K Btu)
144
192
AFUE %
-
-
Steady State Efficiency (%)
80
80
No. burners
6
8
No. stages
2
2
2
Temperature Rise Range ( ͦF)
10-40
25-55
Gas Limit Setting ( ͦF)
195
160
Gas piping connection (in.)
3/4
3/4
Dimensions (inches)
Length
119-1/2
Width
59
Height
50-3/4
OPERATING WT. (lbs.)
1360
COMPRESSORS
3
Type
Scroll
Quantity
2
Unit Capacity Step (%)
50/100
CONDENSER COIL
DATA
Face area (Sq. Ft.)
47.5
Rows
1
Fins per inch
23
Tube diameter (in./MM)
.71/18
Circuit Type
2-pass Microchannel
EVAPORATOR COIL
DATA
Face area (Sq. Ft.)
13.2
Rows
4
Fins per inch
15
Tube diameter
0.375
Circuit Type
Intertwined
Refrigerant control
TXV
