Page 18
Dryer Installation With Multiple Exhaust
For exhaust duct less than 14 feet (5 m) and 2 elbows
equivalent and less than 0.3 inches (8 mm) static pressure.
DRYER EXHAUSTS
Area of section “A-A” must be equal to the sum of dryer exhaust pipes
entering multiple exhaust pipe. (
See chart below.
)
DR30
No. of Dryers
Duct Diameter
(in inches)
(in cm)
1
2 3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
8 12 14 16 18 20 22 23 24 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
20 30 25 41 46 51 56 58 61 66 68 71 73 76 78 81 84 86 89 91 94 97 99 100
_ _ _ _
_ _ _ _
_ _ _ _
_ _ _ _
_ _ _ _
_ _ _ _
Exhaust
Booster Fan
Power Supply
to Fan
Relay Coils
Start and Stop
Switches on
Dryers
