Bryant ZONE PERFECT PLUS - Page 17

A00135
Step 6: Zone Minimum Area (Sq.In.) (From Table 1)
Zone 1 CFM__ 400____
Zone 2 CFM__ 500____
Zone 3 CFM__ 300____
Zone 4 CFM__ 700____
Zone 5 CFM_________
Zone 6 CFM_________
Zone 7 CFM _________
Zone 8 CFM _________
Main Duct ___86___Sq.In.
Main Duct __113___Sq.In.
Main Duct ___87___Sq.In.
Main Duct __143___Sq.In.
Main Duct ________Sq.In.
Main Duct ________Sq.In.
Main Duct ________Sq.In.
Main Duct ________Sq.In.
Branch Area__132___Sq.In.
Branch Area__165___Sq.In.
Branch Area__110___Sq.In.
Branch Area__231___Sq.In.
Branch Area________Sq.In.
Branch Area________Sq.In.
Branch Area________Sq.In.
Branch Area________Sq.In.
Table 1 Main Duct Area (sq.in.)
Zone CFM Equipment Capacity
2 2.5 3 3.5 4 5 6 7.5 8
200 Main 57 57 57 64 64 64
Branch 66 66 66 75 75 75
300 Main 79 79 79 79 79 87 87
Branch 99 99 99 99 99 110 110
400 Main 86 86 86 86 86 86 104 104 104
Branch 132 132 132 132 132 132 140 140 140
500 Main 113 113 113 113 113 113 113 123 123
Branch 165 165 165 165 165 165 165 179 179
600 Main 123 123 123 123 123 123 123 123 133
Branch 198 198 198 198 198 198 198 198 208
700 Main 143 143 143 143 143 143 143 143
Branch 231 231 231 231 231 231 231 231
Step 7:Main Trunk (Table 2A) and Branch Duct (Table 2B) Sizes
Zone 1
Main Duct (sq. in.):__________________86 = Main Duct Size:________8x12
Branch (sq. in.):____________________132
Size:6″ Qty:__2 Area (from Table 2B) =_______________56+
Size:7″ Qty:__2 Area (from Table 2B) =_______________76+
=______________132 Total Sq. In.
Zone 2
Main Duct (sq. in.):_________________113 = Main Duct Size:________8x16
Branch (sq. in.):___________________165
Size:6″ Qty:__2 Area (from Table 2B) =_______________56+
Size:7″ Qty:__3 Area (from Table 2B) =______________114+
=______________165 Total Sq. In.
Zone 3
Main Duct (sq. in.):__________________87 = Main Duct Size:________8X12
Branch (sq. in.):____________________110
Size:7″ Qty:__3 Area (from Table 2B) =______________114+
Size:__ Qty:___ Area (from Table 2B) =_________________+
=______________114 Total Sq. In.
—17—