Fujitsu ABYG22KRTA Design & Technical Manual page 37

 Models: ABYG36KRTA and ABYG45KRTA
30
20
10
0
-10
-20
-30
-40
-50
-60
0.0
¢ How to read curve
a
Curve in
the graphs
0
Q
Q:
Designed amount of fresh air intake (m
A: Static pressure loss of fresh air intake duct system with airflow amount Q (Pa)
B: Forced static pressure at air conditioner inlet with airflow amount Q (Pa)
C: Static pressure of booster fan with airflow amount Q (Pa)
D: Static pressure loss increase amount of fresh air intake duct system for airflow amount Q
(Pa)
E: Static pressure of indoor unit with airflow amount Q (Pa)
Qa:
Estimated amount of fresh air intake without D (m
5-3. Fresh air characteristics
50.0 100.0 150.0
Airflow rate (m
b
Duct characteristics
at site
Q
200.0 250.0 300.0
3 /h)
3
/h)
3
/h)
- 31 -
350.0 400.0
c
Q
Qa
5. Fan performance