5167531-YIM-J-1019
28 Johnson Controls Ducted Systems
Table 11: ZR078-150 physical data
Component
Models
ZR078 ZR090 ZR102 ZR120 ZR150
Nominal tonnage 6.5 7.5 8.5 10 12.5
AHRI cooling performance
Gross capacity @ AHRI A point (Mbh) 80000 90000 105000 124000 157000
AHRI net capacity (Mbh) 78000 88000 102000
1
/100000
2
118000 150000
EER 11.2 11.2 11.2 11.2 11.0
IEER with Constant Volume
3
12.5 12.5 12.4
1
/12.2
2
11.4 11.4
IEER with Intellispeed 13 14.0
1
/13.8
2
13.2
1
/13.0
2
12.9
1
/12.7
2
13.2
1
/13.0
2
CFM 2200 2775 3350 3750 4450
System power (KW) 6.96 7.77 9.11 10.71 13.39
Refrigerant type R-410A R-410A R-410A R-410A R-410A
Refrigerant charge (lb-oz)
System 1 9-0 6-12 11-10 8-11 20-0
System 2 5-8 6-0 10-3 7-8 19-0
AHRI heating performance
Heating model N12 N18 N12 N18 N12 N18 N18 N24 N18 N24
Heat input (K Btu) 120 180 120 180 120 180 180 240 180 240
Heat output (K Btu) 96 144 96 144 96 144 144 192 144 192
AFUE % ----------
Steady state efficiency (%) 80808080808080808080
No. burners 4646466868
No. stages 2
4
2
4
2
4
2
4
2
4
2
4
2
4
2
4
2
4
2
4
Temperature rise range (ºF) 20-50 35-65 15-45 30-60 10-40 25-55 20-50 35-65 10-40 25-55
Gas limit setting (ºF) 165 165 165 165 215 195 195 160 195 160
Gas piping connection (in.) 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4 3/4
Dimensions (inches)
Length 89 89 89 89 119-7/16
Width 5959595959
Height 42 42 50-3/4 50-3/4 50-3/4
Operating weight (lbs.) 957 965 1200 1200 1465
Compressors
5
Type Scroll Scroll Scroll Scroll Scroll
Quantity 2 2 2 2 2
Unit capacity steps (%) 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100
Condenser coil data
Face area (sq. ft) 23.8 23.8 29.0 29.0 47.5
Rows 2 / 1 1 2 1 2
Fins per inch 20 23 20 23 15
Tube diameter (in.) 3/8 - 3/8 - 3/8
Tube diameter (in.)/MM - 1/25 - 1/25 -
Circuitry type Split-face
2-pass
Microchannel
Split-face
2-pass
Microchannel
Split-face
Evaporator coil data
Face area (sq. ft) 10.6 10.6 13.2 13.2 13.2
Rows 33444
Fins per inch 15 15 15 15 15
Tube diameter 3/8 3/8 3/8 3/8 3/8
Circuitry type Split-face Split-face Split-face Split-face Split-face
Refrigerant control TXV TXV TXV TXV TXV