CLCH-SVX06A-EN •
T-Series Climate Changer Air Handler IOM
51
Installation - Piping
Figure 36. Drain pan trapping for section under negative pressure
Figure 37.
Drain pan trapping for section under positive pressure
Normal operation
L
H
J
L
=
H
+
J
+ pipe diameter
where:
H
= 1 inch for each inch of negative
pressure* plus 1 inch
J
= 1/2
H
*Negative pressure = total unit static
pressure at worst case (loaded filters)
minus external pressure
K
H
L
L
=
H
+
K
+ pipe diameter
where:
K
= 1/2 inch (minimum)
H
= 1/2 inch plus the total unit
static pressure at worst case
(loaded filters)
