Johnson Controls ZY Series User Manual

Airflow performance
Table 29: Example ZY08 (7.5 Ton) Side Duct
1
AVAILABLE EXTERNAL STATIC PRESSURE - IWG
1
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
CFM
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
2250 547 0.39 610 0.60 670 0.81 727 1.01 783 1.21 836 1.41 888 1.59 939 1.78 989 1.96 1038 2.13
2400 556 0.47 619 0.69 679 0.90 736 1.10 792 1.30 845 1.49 897 1.68 948 1.86 998 2.04 1047 2.22
2600 568 0.60 631 0.81 691 1.02 749 1.22 804 1.42 857 1.61 909 1.80 960 1.99 1010 2.17 1059 2.34
2800 581 0.73 644 0.95 704 1.16 762 1.36 817 1.56 871 1.75 923 1.94 973 2.13 1023 2.31 1073 2.48
3000 595 0.89 658 1.10 718 1.31 776 1.51 831 1.71 885 1.91 937 2.09 988 2.28 1038 2.46 1087 2.63
3200 610 1.05 673 1.27 733 1.48 791 1.68 846 1.88 900 2.07 952 2.26 1003 2.44 1053 2.62 -- --
3400 627 1.23 689 1.45 750 1.66 807 1.86 863 2.06 916 2.25 968 2.44 1019 2.62 1069 2.80 -- --
3600 644 1.42 707 1.64 767 1.85 824 2.05 880 2.25 933 2.44 985 2.63 1036 2.82 1086 3.00 -- --
3750 657 1.58 720 1.79 780 2.00 838 2.20 893 2.40 947 2.60 999 2.78 1049 2.97 1099 3.15 -- --
Standard Static Option with Motor rated at 2.4-hp>
Medium Static Option with Motor rated at 2.4-hp
High Static Option with Motor rated at 3.7-hp
-- Exceeds recommended blower speed
1 Blower performance includes gas heat exchangers and 2 in. filters. See STATIC RESISTANCE table for additional applications. Note:
See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP. kW = 0.929
x BHP
Table 30: Example RPM Selection
Model
Size
(Tons)
Airflow
Option
Phase
Max
BHP
Blower
Sheave
Motor
Sheave
6 Turns
Open
5 Turns
Open
4 Turns
Open
3 Turns
Open
2 Turns
Open
1 Turns
Open
Fully
Closed
Std. 3 2.4 AK74 1VL34 N/A 475 525 575 625 675 725
Med. 3 2.4 AK74 1VL44 N/A 700 750 800 850 900 950
ZY 08 (7.5)
H. Static 3 3.7 AK74 1VP50 N/A 850 900 950 1000 1050 1100
Table 31: Example Additional Static Resistance
Electric Heat kW
2
Model Size (Tons) CFM
Cooling
Only
1
Economizer
2, 3
4 in. Filters
2
6/6.5 9.2/10.5/11 13.8/14/16 16/16.5/17 23 24.8/25.5/27.8 32/33/34 41.7/42.4
2200 0.04 0.11 --- --- --- --- 0.07 --- 0.09 0.10 0.12
2600 0.06 0.13 --- --- --- --- 0.09 --- 0.11 0.12 0.15
3000 0.10 0.17 --- --- --- --- 0.12 --- 0.14 0.15 0.19
3400 0.13 0.20 --- --- --- --- 0.15 --- 0.18 0.19 0.23
3800 0.16 0.25 --- --- --- --- 0.19 --- 0.22 0.23 0.27
4000 0.17 0.28 --- --- --- --- 0.21 --- 0.24 0.25 0.30
4400 0.20 0.33 --- --- --- --- 0.25 --- 0.29 0.30 0.35
4800 0.22 0.38 --- --- --- --- 0.30 --- 0.34 0.35 0.41
5200 0.24 0.43 --- --- --- --- 0.35 --- 0.39 0.41 0.47
5600 0.26 0.46 --- --- --- --- 0.41 --- 0.45 0.47 0.54
ZY
08 (7.5),
09 (8.5),
12 (10.0)
6000 0.28 0.50 --- --- --- --- 0.48 --- 0.52 0.54 0.60
INSTALLATION MANUAL ZY SERIES 3-10ton 60 Hertz R-410A 85
Johnson Controls Ducted Systems

Johnson Controls ZY Series Specifications

General

Brand	Johnson Controls
Model	ZY Series
Category	Air Conditioner
Language	English