– 88 –
– 8 –
EN
7
Fan characteristics
Fan characteristics
<MMD-AP048 type>
(Standard air volume: 636 cfm, Lower limit air volume: 445 cfm, Upper limit air volume: 700 cfm)
REQUIREMENT
Set a volume damper to the air supply duct, and then adjust the air volume so that it is kept in the range of 70 to
110% against the standard air volume.
1-2. 230V Fan characteristics
2-2. 208V Fan characteristics
1-3. 230V cfm-A
2-3. 208V cfm-A
0
0
.
2
0
.4
0
.
6
0
.
8
1
1
.
2
1
.4
1
.
6
4
00
500
600
700
Ex
te
rn
al sta
tic pr
es
su
re
(
in
W
G
)
Air flow rate (cfm)
Min 445 (cfm)
Standard 636 (cfm)
Max 700 (cfm)
Middle static
pressure tap
Low static pressure tap
High static pressure tap
0
0
.
2
0
.4
0
.
6
0
.
8
1
1
.
2
1
.4
1
.
6
4
00
500
600
700
Ex
te
rn
al sta
tic pr
es
su
re
(
in
W
G
)
Air flow rate (cfm)
Min 445 (cfm)
Standard 636 (cfm)
Max 700 (cfm)
Low static
pressure tap
High static pressure tap
Middle static pressure tap
1
1
.
1
1
.
2
1
.
3
1
.4
1
.
5
1
.
6
1
.
7
1
.
8
1
.
9
2
4
00
500
600
700
F
a
n mo
to
r
cu
rr
en
t (A
)
Middle static
pressure tap
High static pressure tap
Low static
pressure tap
Air flow rate (cfm)
1
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
400
500
600
700
Fan mo
to
r c
u
rr
en
t
(A
)
Middle static
pressure tap
High static pressure tap
Low static
pressure tap
Air flow rate (cfm)
<MMD-AP072 type>
(Standard air volume: 989 cfm, Lower limit air volume: 693 cfm, Upper limit air volume: 1088 cfm)
REQUIREMENT
Set a volume damper to the air supply duct, and then adjust the air volume so that it is kept in the range of 70 to
110% against the standard air volume.
1-2. 230V Fan characteristics
2-2. 208V Fan characteristics
1-3. 230V cfm-A
1-3. 208V cfm-A
0
0
.
2
0
.4
0
.
6
0
.
8
1
1
.
2
1
.4
1
.
6
600
900
1200
Ex
te
rn
al
sta
tic
pr
e
ssu
re
(
in.
WG
)
Air flow rate (cfm)
Min 693 (cfm)
Standard 989 (cfm)
Max 1088 (cfm)
Middle static pressure tap
High static pressure tap
Low static
pressure tap
0
0
.
2
0
.4
0
.
6
0
.
8
1
1
.
2
1
.4
1
.
6
600
900
1200
Ex
te
rn
al
s
ta
ti
c
pr
es
su
re
(
in.
W
G
)
Air flow rate (cfm)
Min 693 (cfm)
Standard 989 (cfm)
Max 1088 (cfm)
Middle static pressure tap
High static pressure tap
Low static
pressure tap
2
2
.
2
2
.4
2
.
6
2
.
8
3
3
.
2
3
.4
3
.
6
3
.
8
4
600
900
1200
Fa
n mot
or
c
u
rr
ent
(A)
Air flow rate (cfm)
Middle static
pressure tap
High static pressure tap
Low static
pressure tap
2
2
.
2
2
.4
2
.
6
2
.
8
3
3
.
2
3
.4
3
.
6
3
.
8
4
600
900
1200
F
a
n mo
to
r cu
rr
en
t
(A
)
Air flow rate (cfm)
Middle static
pressure tap
High static pressure tap
Low static
pressure tap
15-EN
16-EN
