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SEZ-KD09NA4.TH
User Manual
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Mitsubishi Electronics SEZ-KD09NA4.TH, SEZ-KD12NA4.TH, SEZ-KD15NA4.TH, SEZ-KD18NA4.TH User Manual

M-SERIES SINGLE ZONE SYSTEMS
SEZ DUCTED HEAT PUMP SYSTEMS
1. INDOOR UNITS .........................................................................................................................................................SEZ-3
2. OUTDOOR UNITS .....................................................................................................................................................SEZ-4
3. SYSTEM .....................................................................................................................................................................SEZ-5
3-1. SPECIFICATIONS ..................................................................................................................................................SEZ-6
SEZ-KD09NA4 SEZ-KD12NA4 ...............................................................................................................................SEZ-6
SEZ-KD15NA4 SEZ-KD18NA4 ...............................................................................................................................SEZ-7
SUZ-KA09NA SUZ-KA12NA SUZ-KA15NA .........................................................................................................SEZ-8
SUZ-KA09NA SUZ-KA12NA SUZ-KA15NA .........................................................................................................SEZ-9
Efciency Ratings ................................................................................................................................................... SEZ-11
3-2. EXTERNAL DIMENSIONS....................................................................................................................................SEZ-12
3-3. CENTER OF GRAVITY ......................................................................................................................................... SEZ-15
3-4. ELECTRICAL WIRING DIAGRAMS......................................................................................................................SEZ-16
3-5. REFRIGERANT SYSTEM DIAGRAMS ................................................................................................................SEZ-20
3-6. CAPACITY CORRECTION CURVE BY TEMPERATURE ....................................................................................SEZ-22
3-7. CAPACITY CORRECTION TABLE BY TEMPERATURE ......................................................................................SEZ-25
Due to continuing improvement, above specication may be subject to change without notice.
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
SEZ-1
M-SERIES SINGLE ZONE SYSTEMS
3-8. CAPACITY CORRECTION CURVE BY REFRIGERANT PIPING LENGTH.........................................................SEZ-29
3-9. CAPACITY CORRECTION TABLE BY REFRIGERANT PIPING LENGTH .......................................................... SEZ-30
3-10. CHARGE CALCULATIONS ................................................................................................................................SEZ-32
3-11. AIR FLOW DATA .................................................................................................................................................SEZ-33
3-12. SOUND PRESSURE LEVELS ............................................................................................................................SEZ-37
3-13. STANDARD OPERATION RANGE .....................................................................................................................SEZ-42
3-14. ACCESSORIES ..................................................................................................................................................SEZ-43
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-2
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.

1. INDOOR UNITS

• SEZ-KD09NA4.TH
• SEZ-KD12NA4.TH
• SEZ-KD15NA4.TH
• SEZ-KD18NA4.TH
Due to continuing improvement, above specication may be subject to change without notice.
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
SEZ-3

2. OUTDOOR UNITS

• SUZ-KA09NA.TH
• SUZ-KA12NA.TH
• SUZ-KA15NA.TH
• SUZ-KA18NA.TH
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-4
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.

3. SYSTEM

• Horizontal-ducted indoor unit for concealed applications
• Ultra thin body: 7-7/8” high
• Built-in drain mechanism for condensate removal; lifts to 21-11/16”
• Quiet operation - as low as 23 dB(A)
• Choice of fan speeds: Low, Medium, and High; Auto fan speed control also included
• Indoor unit powered from outdoor unit using A-control
• Self-check function -- onboard diagnostics
• Advanced microprocessor control
• Auto restart following a power outage
• Hand-held Wireless Remote Controller
• Anti-allergy Enzyme Filter
• Limited warranty: ve years parts and seven years compressor
Due to continuing improvement, above specication may be subject to change without notice.
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
SEZ-5

3-1. SPECIFICATIONS

SEZ-KD09NA4 SEZ-KD12NA4

0.05
0.46
13600
Heating
63 to 83 (17 to 28)
208/230V (60Hz)
SEZ-KD12NA4
0.07
0.57
11500
Cooling
67 to 86 (19 to 30)
0.04
0.39
10900
Heating
63 to 83 (17 to 28)
208/230V (60Hz)
SEZ-KD09NA4
0.06
0.51
8100
Cooling
67 to 86 (19 to 30)
-
0.096 Galvanized
7.0-9.0-11.0
116-150-183
Direct-driven
Sirocco fan x 2
247-317-388
DC brushless motor
0.02-0.06-0.14-0.20 (5-15-35-50)
-
0.096
5.5-7.0-9.0
Galvanized
91-116-150
Direct-driven
Sirocco fan x 2
194-247-317
DC brushless motor
0.02-0.06-0.14-0.20 (5-15-35-50)
50
15
1/8 (1.6)
200 x 990 x 700
7-7/8 x 39 x 27-9/16
ø1/4 (ø6.35) Flare
42
15
ø3/8 (ø9.52) Flare
1/8 (1.6)
200 x 790 x 700
ø1/4 (ø6.35) Flare
ø3/8 (ø9.52) Flare
7-7/8 x 31-1/8 x 27-9/16
­10
23-28-33
O.D. 1-9/32 (32)
PP Honeycomb fabric (washable)
ERZV10D471
Fuse (250V 6.3A)
Installation Manual, Instruction Book
Cross fin (Aluminum fin and copper tube)
Polystyrene foam, Polyethylene foam, Urethane foam
To outdoor unit : 3P To wired remote controller : 2P
-
Drain hose (flexible joint), Wired Remote Controller
10
23-26-30
O.D. 1-9/32 (32)
PP Honeycomb fabric (washable)
ERZV10D471
Fuse (250V 6.3A)
Installation Manual, Instruction Book
Cross fin (Aluminum fin and copper tube)
Polystyrene foam, Polyethylene foam, Urethane foam
To outdoor unit : 3P To wired remote controller : 2P
Drain hose (flexible joint), Wired Remote Controller
BTU/h
kW
Power input
Capacity
Model Name
Power source
A
°F(°C)
in.WG(Pa)
Type x Quantity
External static press
Current
Airflow direction
Temperature set range Remote controller
Fan
3
kW
m
CFM
L/S
Driving mechanism
Blower motor output
Blower type
Airflow rate(Low-Mid-High)
Airflow rate(Low-Mid-High)
Airflow rate(Low-Mid-High)
External finish
mm
In.
External dimension
H x W x D
in.(mm)
in.(mm)
in.(mm)
Lbs.
in.(mm)
A
R410A
Liquid
Amperage of wire breaker
Min.size of wire
Net weight
Refrigerant
Wiring
dB<A>
R410A
Gas
Drain piping diameter
piping diameter
Sound level (Low-Mid-High)
Insulation material
Air filter
Refrigerant control device
(measured in anechoic room)
Protection devices
Heat exchanger
/min
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-6
SEZ Ducted Heat Pump Systems (August 2014)
A
Varistor
Terminal block
Power outlet
Document
Accessory
Standard
attachment
Remark
© 2014 Mitsubishi Electric US, Inc.
<Cooling> Indoor:80°FD.B. / 67°FW.B. (26.7°CD.B. / 19.4°CW.B.) Outdoor:95°FD.B. (35°CD.B.)
1.Cooling/Heating capacity indicates the maximum value at operation under the following condition.
Note
Pipe length:24-9/16ft (7.5m) Height difference:0ft (0m)
Heating capacity value at 1:1system
2.Power consumption. Run current at 0.06[in.WG] (15Pa) (external static pressure)
3.Cooling capacity value at 1:1system
<Heating> Indoor:70°FD.B. (21.1°CD.B.) Outdoor:47°FD.B. / 43°FW.B. (8.3°CD.B. / 6.1°CW.B.)
3-1. SPECIFICATIONS

SEZ-KD15NA4 SEZ-KD18NA4

0.07
0.63
20100
Heating
63 to 83 (17 to 28)
208/230V (60Hz)
SEZ-KD18NA4
0.09
0.74
17200
Cooling
67 to 86 (19 to 30)
0.07
0.63
18000
Heating
63 to 83 (17 to 28)
208/230V (60Hz)
SEZ-KD15NA4
0.09
0.74
14100
Cooling
67 to 86 (19 to 30)
-
0.096
Sirocco fan x 4
Direct-driven
Galvanized
423-529-635
12.0-15.0-18.0
DC brushless motor
0.02-0.06-0.14-0.20 (5-15-35-50) 200-250-300
-
0.096
Sirocco fan x 3
Direct-driven
Galvanized
353-441-529
167-208-250
10.0-12.5-15.0
DC brushless motor
0.02-0.06-0.14-0.20 (5-15-35-50)
62
15
1/8 (1.6)
200 x 1190 x 700
O.D. 1-9/32 (32)
ø1/4 (ø6.35) Flare
ø1/2 (ø12.7) Flare
7-7/8 x 46-7/8 x 27-9/16
54
15
1/8 (1.6)
200 x 990 x 700
7-7/8 x 39 x 27-9/16
O.D. 1-9/32 (32)
ø1/4 (ø6.35) Flare
ø1/2 (ø12.7) Flare
­20
30-34-38
ERZV10D471
Fuse (250V 6.3A)
PP Honeycomb fabric (washable)
Installation Manual, Instruction Book
Cross fin (Aluminum fin and copper tube)
Polystyrene foam, Polyethylene foam, Urethane foam
To outdoor unit : 3P To wired remote controller : 2P
-
Drain hose (flexible joint), Wired Remote Controller
20
30-34-37
ERZV10D471
Fuse (250V 6.3A)
PP Honeycomb fabric (washable)
Installation Manual, Instruction Book
Cross fin (Aluminum fin and copper tube)
Polystyrene foam, Polyethylene foam, Urethane foam
To outdoor unit : 3P To wired remote controller : 2P
Drain hose (flexible joint), Wired Remote Controller
BTU/h
kW
Power input
Capacity
Model Name
Power source
A
°F(°C)
Current
Airflow direction
Temperature set range Remote controller
kW
in.WG(Pa)
Type x Quantity
External static press
Blower motor output
Blower type
Fan
L/S
m
Driving mechanism
Airflow rate(Low-Mid-High)
mm
Airflow rate(Low-Mid-High)
Airflow rate(Low-Mid-High)
External dimension
External finish
In.
H x W x D
in.(mm)
in.(mm)
in.(mm)
Lbs.
in.(mm)
A
R410A
Liquid
Min.size of wire
Amperage of wire breaker
Net weight
Refrigerant
Wiring
dB<A>
R410A
Gas
piping diameter
Drain piping diameter
Sound level (Low-Mid-High)
Insulation material
Air filter
Refrigerant control device
Protection devices
(measured in anechoic room)
Varistor
Heat exchanger
/min
3
CFM
Due to continuing improvement, above specication may be subject to change without notice.
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
A
Document
Standard
Terminal block
Power outlet
Accessory
attachment
1.Cooling/Heating capacity indicates the maximum value at operation under the following condition.
Note
Remark
Pipe length:24-9/16ft (7.5m) Height difference:0ft (0m)
Heating capacity value at 1:1system
<Cooling> Indoor:80°FD.B. / 67°FW.B. (26.7°CD.B. / 19.4°CW.B.) Outdoor:95°FD.B. (35°CD.B.)
3.Cooling capacity value at 1:1system
2.Power consumption. Run current at 0.06[in.WG] (15Pa) (external static pressure)
<Heating> Indoor:70°FD.B. (21.1°CD.B.) Outdoor:47°FD.B. / 43°FW.B. (8.3°CD.B. / 6.1°CW.B.)
SEZ-7
NOTES : *1.Rating conditions (cooling)-Indoor : D.B. 26.7°C(80°F), W.B. 19.4°C(67°F) Outdoor : D.B. 35°C(95°F), W.B. 23.9°C(75°F)
*2.Rating conditions(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. -8.3°C(17°F), W.B. -9.4°C(15°F)
3-1. SPECIFICATIONS

SUZ-KA09NA SUZ-KA12NA SUZ-KA15NA

SUZ-KA09NA.TH SUZ-KA12NA.TH SUZ-KA15NA.TH SUZ-KA18NA.TH
Indoor unit SEZ-KD09NA4.TH SEZ-KD12NA4.TH SEZ-KD15NA4.TH SEZ-KD18NA4.TH
Outdoor unit
Max. Capacity Btu/h 10,900 13,300 17,000 19,000
Rated Capacity Btu/h 8,100 11,500 14,100 17,200
Model name
Cooling
Min. Capacity Btu/h 3,800 3,800 3,800 3,800
Total input W 670 920 1,170 1,380
EER Btu/h 12 12.5 12 12.5
SEER Btu/h 15 16 15.5 17.5
Moisture Removal Pints/h 1.5 2.4 2.6 3.4
SHF 0.80 0.76 0.80 0.79
Max. Capacity Btu/h 14,100 16,400 21,100 24,900
Rated Capacity Btu/h 10,900 13,600 18,000 21,600
Heating
Min. Capacity Btu/h 4,800 4,800 4,800 4,800
Total input W 1,020 1,140 1,500 1,700
COP W/W 3.13 3.50 3.52 3.72
HSPF(IV) Btu/h/W 10.0 10.0 10.0 10.0
Max. Capacity Btu/h 6,700 9,000 11,900 12,100
Heating
at low ambient
Total input W 1,000 1,180 1,650 1,830
COP W/W 2.14 2.43 2.43 2.40
Phase,Cycle,Voltage 1phase, 60Hz, 208/230V
Breaker size A 15
Indoor - Outdoor S1-S2 AC208 / 230V
Indoor - Outdoor S2-S3 DC 12 - 24V
Power supply
Voltage
(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. 8.3°C(47°F), W.B. 6.1°C(43°F)
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-8
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
NOTES : *1.Rating conditions (cooling)-Indoor : D.B. 26.7°C(80°F), W.B. 19.4°C(67°F) Outdoor : D.B. 35°C(95°F), W.B. 23.9°C(75°F)
*2.Rating conditions(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. -8.3°C(17°F), W.B. -9.4°C(15°F)
3-1. SPECIFICATIONS

SUZ-KA09NA SUZ-KA12NA SUZ-KA15NA

Optional parts
SUZ-KA09NA.TH SUZ-KA12NA.TH SUZ-KA15NA.TH SUZ-KA18NA.TH
Indoor unit SEZ-KD09NA4.TH SEZ-KD12NA4.TH SEZ-KD15NA4.TH SEZ-KD18NA4.TH
Outdoor unit
MCA A 1
MOCP A 15
Model name
Indoor unit
Blower Motor F.L.A 0.51 0.57 0.74
CMM 5.5 - 7 - 9 7 - 9 - 11 10 - 12.5 - 15 12 - 15 - 18
Blower Motor Output W 96
Air ow DRY
(Lo-Mid-Hi) WET
CFM 194 - 247 - 317 247 - 317 - 388 353 - 441 - 529 423 - 529 - 635
CMM 4.9 - 6 - 8 6 - 8 - 10 9 - 11.2 - 14 11 - 14 - 17
CFM 174 - 222 - 285 222 - 285 - 349 317 - 396 - 476 381 - 476 - 572
Air ow DRY
(Lo-Mid-Hi) WET
23 - 26 - 30 23 - 28 - 33 30 - 34 - 37 30 - 34 - 38
kg 19 22 24 28
dB (A)
D:mm [inch] 700 [27-9/16]
W:mm [inch] 790 [31-1/8] 990 [39] 1190 [46-7/8]
External pressure in.WG [Pa] 0.02 / 0.06 / 0.14 / 0.20 [5/15/35/50]
Sound level (Lo-Mi-Hi)
Dimension
H:mm [inch] 200 [7-7/8]
Unit
lbs 42 50 54 62
mm [inch] 32 [1-1/4]
Weight
Unit
Field Drain pipe O.D.
Remote Controller
(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. 8.3°C(47°F), W.B. 6.1°C(43°F)
Due to continuing improvement, above specication may be subject to change without notice.
© 2014 Mitsubishi Electric US, Inc.
SEZ Ducted Heat Pump Systems (August 2014)
SEZ-9
NOTES : *1.Rating conditions (cooling)-Indoor : D.B. 26.7°C(80°F), W.B. 19.4°C(67°F) Outdoor : D.B. 35°C(95°F), W.B. 23.9°C(75°F)
*2.Rating conditions(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. -8.3°C(17°F), W.B. -9.4°C(15°F)
3-1. SPECIFICATIONS

SUZ-KA09NA SUZ-KA12NA SUZ-KA15NA

Flared
Not Supplied
SUZ-KA09NA.TH SUZ-KA12NA.TH SUZ-KA15NA.TH SUZ-KA18NA.TH
Indoor unit SEZ-KD09NA4.TH SEZ-KD12NA4.TH SEZ-KD15NA4.TH SEZ-KD18NA4.TH
Outdoor unit
MCA A 12 14
MOCP A 15
Blower Motor F.L.A. 0.50 0.93
Model name
Outdoor unit
R.L.A. 6.6 7.4 10
Blower Motor Output W 55 77
Compressor KNB073FQDHC KNB092FQAHC SNB130FQBH
CFM 1,151 / 1,225 1,229 / 1,172 1,243 / 1,229 1,730 / 1,659
CMM 32.6 / 34.7 34.8 / 33.2 35.2 / 34.8 49 / 47
L.R.A. 8.2 9.3 12.5
Air ow
(Cooling/Heating)
Refrigerant Control Linear Expansion Valve
Defrost Method Reverse Cycle
Sound level at cooling dB (A) 46 49 49 54
Sound level at heating dB (A) 50 51 51 56
W:mm [inch] 800 [31-1/2] 840 [33-1/16]
External nish Ivory Munsell 3Y 7.8/1.1
Dimension
30 [66] 35 [77] 36 [80] 54 [119]
kg [lbs]
D:mm [inch] 285 [11-1/4] 330 [13]
H:mm [inch] 550 [21-5/8] 850 [33-7/16]
Weignt
Charge, R410 A kg [lbs,oz] 0.9 [1 lb 16 oz] 1.15 [2 lb 9 oz] 1.80 [3 lb 16 oz]
Oil L [oz] 0.32 (NEO 22) [10.8] 0.45 (NEO 22) [15.2]
Gas side O.D. mm [inch] 9.52 [3/8] 12.7 [1/2]
Liquid side O.D. mm [inch] 6.35 [1/4]
Refrigerant
Refrigerant pipe size
Height difference Max. 40 ft Max. 50 ft
Length Max. 65 ft Max. 100 ft]
Refrigerant pipe length
Refrigerant Piping
Connection Method
(heating)-Indoor : D.B. 21.1°C(70°F), W.B. 15.6°C(60°F) Outdoor : D.B. 8.3°C(47°F), W.B. 6.1°C(43°F)
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-10
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
3-1. SPECIFICATIONS
Efciency Ratings
Outdoor Unit Indoor Unit SEER EER HSPF
COP
@ 47° F
COP
@ 17° F
SEZ DUCTED HEAT PUMP SYSTEMS
SUZ-KA09NA SEZ-KD09NA4 21.00 13.6 10 4.20 2.76
SUZ-KA12NA SEZ-KD12NA4 20.25 12.5 10 3.60 2.86
SUZ-KA15NA SEZ-KD15NA4 21.00 13.0 10 3.30 2.88
SUZ-KA18NA SEZ-KD18NA4 19.20 10.5 10 3.32 2.70
Note:
Efciency values based on AHRI 210/240 test method.
Energy
Star
Yes
Yes Yes
Yes
Yes Yes
Tax
Credit
Due to continuing improvement, above specication may be subject to change without notice.
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
SEZ-11

3-2. EXTERNAL DIMENSIONS

(46-7/8)
1190
(39)
990
(31-1/8)
790
N
(48-25/32)
1239
(40-29/32)
1039
(33-1/16)
839
M
Drain pipe(O.D.ø32(1-1/4))
Terminal block (Remote controller transmission line)
Terminal block (Indoor/outdoor connecting line)
2
Refrigerant piping flare connection (liquid)
ø12.7(1/2)
mm(in.)
(35-7/16)
(27-9/16)
(19-11/16)
(41-3/4)
(33-7/8)
(26)
(47-1/4)
(39-3/8)
(31-1/2)
(39-3/8)
(31-1/2)
(23-5/8)
(41-3/4)
(33-7/8)
(26)
(47-3/16)
(39-5/16)
(31-7/16)
(45-3/8)
(37-1/2)
(29-5/8)
(43-5/16)
(35-7/16)
(27-9/16)
700
Drain pipe(O.D.ø32(1-1/4))
(Emergency draining)
ø6.35(1/4)
ø9.52(3/8)

SEZ-KD15NA4

900 952 998 860
9
800 1000 860
7
700
20
24
16
L
900
500
K
9
5
J
1060
660
H
800600
7
660798752
K nocko ut h ole ø27( 1-3/32 )
(Remote controller transmission line)
K nocko ut h ole ø27 (1-3/3 2)
(Indoor/outdoor connecting line)
G
1200
F
1000
E
11
D
1060
C
1100B1152

SEZ-KD09NA4

SEZ-KD12NA4

SEZ-KD18NA4

Model A
1198
Gas pipe Liquid pipe
L-ø2.9(1/8)
2×2-ø2.9(1/8)
2×E-ø2.9(1/8)
Control box
Air filter
Suspension bolt hole 4-14×30(9/16×1-3/16) Slot
Refrigerant piping flare connection (gas)
1
1
2
Drain pipe(O.D.ø32(1-1/4))
(Spontaneous draining)
Air inlet
Air outlet
N
M
175±5(6-29/32±7/32)
Less than 300
Less than 550
(11-13/16)
(21-21/32)
More than 20
More than 10
57(2-1/4)
57(2-1/4)
(1-31/32 ~ 5-29/32)
(30-19/32)
(17-23/32)
(11-13/16)
(17-23/32)
More than 300
(13/16)
(13/32)
(3-9/16)
(5-29/32)
(2-25/32)(4-19/32)
70
10(13/32)
(3-15/16)
(1-15/16) (24-5/8)
450
37(1-15/32)
200(7-7/8)
H
157.5(6-7/32)20(13/16)
100(3-15/16)
37(1-15/32)
12(1/2)
12(1/2)
88(3-15/32)
100(3-15/16)XJ=K
100(3-15/16)
88(3-15/32)
777
50(1-31/32)
50 ~ 150
50(1-31/32)
G
450
10(13/32)
49
25(1)
170(6-23/32)
102(4-1/32)
116
100 25(1)
23(29/32)
C
B (Suspension bolt pitch)23(29/32)
A
90
D (Duct)
100(3-15/16)X(E-1)=F
100(3-15/16)
15(19/32)
Drain hose (I.D.ø32(1-1/4))
<accessory>
(Actual length)
Note2
Access door
Required space for service and maintenance
Access door
Ceiling surface
Make the access door at the appointed position properly for service maintenance.
Note1. Use M10 screw for the suspension bolt (field supply).
2. Keep the service space for the maintenance at the bottom.
3. This chart indicates for SEZ-KD15NA4 model, which has 3 fans. SEZ-KD09,12NA4 models have 2 fans. SEZ-KD18NA4 model has 4 fans.
4. When an inlet duct is used, remove the air filter (supply with the unit), then install the filter (field supply) at suction side.
159(6-9/32)
345(13-19/32)
20(13/16)
30(1-3/16)
23(29/32)
270(10-21/32)
20(13/16)
625(Suspension bolt pitch)
700(27-9/16) 677(26-21/32)
150(Duct)
SEZ-KD09NA4 SEZ-KD12NA4 SEZ-KD15NA4 SEZ-KD18NA4
Unit: mm (inch)
Due to continuing improvement, above specication may be subject to change without notice.
SEZ-12
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
3-2. EXTERNAL DIMENSIONS
Liquid pipe :1/4 (flared)
Gas pipe :3/8 (flared) (KA09/12)
1/2 (flared) (KA15)
6-23/32
2
5-7/8
2-23/32
1-3/4
15-3/4
12 ~ 12-3/4
13-9/16
11/16
1-9/16
7/8
21-5/8
11-1/32
13/32
31-1/2
19-11/16
5-15/16
11-29/32
17/3229/32 11-1/4
Air in
handle
Air in
Air out
2- 3/8 13/16 Oval hole
Drain hole 1-5/8
REQUIRED SPACE
Basically open 4 inch or more
without any obstruction in front
and on both sides of the unit.
14 in. or more
8 in. or more
4 in. or more
4 in. or more
Open two sides of left,
right, or rear side.

SUZ-KA09NA.TH SUZ-KA12NA.TH SUZ-KA15NA.TH

Unit: mm (inch)
Due to continuing improvement, above specication may be subject to change without notice.
© 2014 Mitsubishi Electric US, Inc.
SEZ Ducted Heat Pump Systems (August 2014)
SEZ-13
3-2. EXTERNAL DIMENSIONS
20-9/32
14-3/16
Air in
11-25/32
2-19/32
Air in
Air out
19-11/16
33-1/16
13
2
4-25/32
33-7/16
16-15/16
3-3/16
4-3/8
×
13/16 slot
1-11/32
1-9/16
Drain 3 holes
(ø1
-5/16)
30°
35°
2-9/16
Liquid:1/4(flared)
Gas :1/2(flared)
3-9/16
8-11/32
6-21/32
Open as a rule
20 inch or more if
the front and both
sides are open
4 inch or more/
8 inch or more if
there are obstacles
to both sides
Open as a rule
20 inch or more if the back,
both sides and top are open
REQUIRED SPACE
14 in. or more
4 in. or more
Unit: Inch

SUZ-KA18NA.TH

Due to continuing improvement, above specication may be subject to change without notice.
SEZ-14
SEZ Ducted Heat Pump Systems (August 2014)
© 2014 Mitsubishi Electric US, Inc.
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