9
3.5
Fan
Performance
The
default
external
static
pressure
of
outdoor
units’
air
outlets
is
zero.
With
the
steel
mesh
cover
removed
the
external
static
pressure
is
20Pa.
With
customization
options,
external
static
pressure
can
be
increased
to
40Pa.
Figure
3
‐
3.6:
8HP
and
10HP
units
fan
performance
Figure
3
‐
3.7:
12HP
units
fan
performance
Figure
3
‐
3.8:
14HP
and
16HP
units
fan
performance
Figure
3
‐
3.9:
18HP
units
fan
performance
Figure
3
‐
3.10:
20HP
and
22HP
units
fan
performance
Static
pressure
(Pa)
Air volume
(m
3
/h)
10,800
11,000
11,200
11,400
11,600
11,800
12,000
12,200
0
10
20
30
40
50
B:C
usto
mize
d
A:
Defa
ult
Static
pressure
(Pa)
Air volume
(m
3
/h)
B:
Cus
tom
ized
A:
Defa
ult
10,800
11,000
11,200
11,400
11,600
11,800
12,000
12,200
0
10
20
30
40
50
Static
pressure
(Pa)
Air volume
(m
3
/h)
13,200
13,400
13,600
13,800
14,000
14,200
14,400
14,600
0
10
20
30
40
50
B:
Custo
mize
d
A:
Defa
ult
Static
pressure
(Pa)
Air volume
(m
3
/h)
15,750
15,800
15,850
15,900
15,950
16,000
16,050
16,100
0
10
20
30
40
50
B:
Cust
om
ized
A:
Defa
ult
Static
pressure
(Pa)
Air volume
(m
3
/h)
0
10
20
30
40
50
B:
Cu
sto
m
ize
d
A:
De
fau
lt
14,600
14,800
15,000
15,200
15,400
15,600
15,800
16,000
16,200
Before
installing
outdoor
unit
ducting,
be
sure
to
remove
the
unit’s
steel
mesh
cover,
otherwise
airflow
will
be
adversely
affected.
Notes
for
installers
