13
PCA-RP35/50KAQ
PCA-RP60/71KAQ
■
50
0
-50
-100
-150
-200
-250
-300
Static pressure[Pa]
Airflow rate[m³/min]
0 1 2 3 4
50
0
-50
-100
-150
-200
-250
-300
Static pressure[Pa]
Airflow rate[m³/min]
0 1 2 3 4
50
0
-50
-100
-150
-200
-250
-300
Static pressure[Pa]
Airflow rate[m³/min]
0 1 2 3 4
■
PCA-RP50KAQR1
PCA-RP35/50KAQR2
PCA-RP35/50KAQR2-ER
PCA-RP60/71KAQR1
PCA-RP60/71KAQR2
PCA-RP60/71KAQR2-ER
PCA-RP100/125/140KAQ
PCA-RP100/125/140KAQR2
PCA-RP100/125/140KAQR2-ER
■
5-2. FRESH AIR INTAKE AMOUNT & STATIC PRESSURE CHARACTERISTICS
Q
0
B
A
C
1
Curve in the
graphs
Duct characteristics
at site
Q
A
E
C
2
Q
Qa
A
D
3
Q
…
Designed amount of fresh air intake
<m
3
/min>
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
3
/min>
How to read curves
OCH491D