Training Manual - NAD Klima

Section 2.1
LES PHYSIC PARAMÈTRES FACTORS
PHYSIQUES
Air stability according to the ASHRAE standards
ASHRAE Conditions
(Stability of the air for the balancing)
The duct linking the elbow to the diffuser should have
at least 7.5 to 8 times its diameter.
20“
R : 1.5 X D
Air
DAL 358 diffuser
(Provide with plenum and stabilizing plate)
The plenum have a maximum height of 13.5”
and assures a stability of the air no matter how you
attached it.
H = (7.5 À 8) D
Note : Can reduce at 10” but optimal performance at 13.5”.
80”
H
Stabilizing plate
TOTAL : 103”
13.5 “
D : Ø 10”
3 “