– 9 –
<MMD-AP096 type>
(Standard air volume: 1237 cfm, Lower limit air volume: 866 cfm, Upper limit air volume: 1360 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
800
1100
1400
Ex
te
rn
al
s
ta
tic
pr
es
su
re
(
in.
W
G
)
Air flow rate (cfm)
Min 866 (cfm)
Standard 1237 (cfm) Max 1360 (cfm)
High static pressure tap
Low static pressure tap
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
800
1100
1400
Ex
te
rn
al
st
at
ic
pre
ssu
re (
in.
WG
)
Air flow rate (cfm)
Min 866 (cfm)
Standard 1237 (cfm) Max 1360 (cfm)
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
800
1100
1400
F
a
n mo
to
r cu
rr
en
t (A
)
Air flow rate (cfm)
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
800
1100
1400
Fan mo
to
r c
u
rr
en
t
(A
)
Air flow rate (cfm)
High static pressure tap
Low static pressure tap
Wire connection change of fan motor
The motor wires for the fan have been connected to
at shipment from the factory.
Change the wire connection if change of the external static pressure is required due to the duct resistance.
REQUIREMENT
When the external static pressure was changed, enter the changed static pressure value in the identification plate of
the unit.
<MMD-AP048, AP072 type>
<MMD-AP096 type>
Terminal block No.
Fan motor wiring
Remarks
F1 (Low static pressure tap)
Blue
—
F2 (Middle static pressure tap)
Orange
At shipment from factory
F3 (High static pressure tap)
Black
—
Terminal block No.
Fan motor wiring
Remarks
F1 (-)
Blue
Not used.
F2 (Low static pressure tap)
Orange
At shipment from factory
F3 (High static pressure tap)
Black
—
F
2
F1 F2 F3 F4
<MMD-AP048 type>
Bl
ac
k
Bl
ue
Or
an
ge
Electrical control box
Fan motor
2P terminal block
4P terminal block
Control
P.C.
board
FM
Lead wire for changing the external static pressure
When changing the external static pressure is
necessary, change connection of this lead wire.
Orange (at shipment of factory)
F1
F2
F3
F4
F1
F2
F3
F4
<MMD-AP072 type, AP096 type>
Bl
ac
k
Bl
ue
Or
an
ge
Electrical control box
Fan motor
4P terminal block
2P terminal block
Control
P.C.
board
FM
Lead wire for changing the external static pressure
When changing the external static pressure is
necessary, change connection of this lead wire.
Orange (at shipment of factory)
Orange (at shipment of factory)
Bl
a
ck
Bl
ue
Or
an
ge
Fan motor
FM
17-EN
18-EN
+00EHEH99887601.book Page 9 Thursday, April 21, 2016 9:44 AM
