4
Indoor model MFZ-KA09NA MFZ-KA12NA MFZ-KA18NA
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay)/ Disconnect switch
A15
Airfl ow
Super High - High - Med. -
Low - Quiet
COOL Dry
(Wet)
CFM
314-251-205-169
(303-241-197-163)
321-261-215-177
(309-252-207-170)
394-325-279-251
(379-313-269-241)
HEAT Dry CFM 332-219-198-177 335-219-201-184
434-297-275-261
Sound level
Super High - High - Med. -
Low - Quiet
Cooling dB(A)
40-35-30-25
41-36-31-26 46-42-38-35
Heating dB(A) 41-36-31-28 47-42-38-35
Cond. drain connection O.D. in. 5/8
Dimensions
W
in.
27-9/16
D 7-7/8
H 23-5/8
Weight Ib. 32
External fi nish White
Control voltage (by built-in transformer) 12 - 24 VDC
NOTE: Test conditions are based on ARI 210/240.
3
SPECIFICATION
3-2. OUTLET AIR SPEED AND COVERAGE
● The air coverage is the figure up to the
position where the air speed is 1 ft./s.,
when air is blown out horizontally from
the unit properly at the High speed posi-
tion.
The coverage should be used only as a
general guideline since it varies accord-
ing to the size of the room and furniture
arranged inside the room.
(2) OPERATION
Mode Condition
Intake air temperature (°F)
Indoor Outdoor
DB WB DB WB
Cooling
Standard temperature 80 67 95 —
Maximum temperature 90 73 115 —
Minimum temperature 67 57 14 —
Maximum humidity 78% —
Heating
Standard temperature 70 60 47 43
Maximum temperature 80 67 75 65
Minimum temperature 70 60 6 5
3-1. OPERATING RANGE
(1) POWER SUPPLY
Rated voltage Guaranteed voltage (V)
Indoor unit
208/230 V
1 phase
60 Hz
Min. 198
208 230 Max. 253
Model Mode Function
Airfl ow
(CFM)
Air speed
(ft./s.)
Coverage
(ft.)
MFZ-KA09NA
HEAT Dry 332 6.6 15.4
COOL
Dry 314 6.3 14.6
Wet 303 6.1 14.2
MFZ-KA12NA
HEAT Dry 335 6.7 15.6
COOL
Dry 321 6.4 15.0
Wet 309 6.2 14.5
MFZ-KA18NA
HEAT Dry 434 8.7 20.0
COOL
Dry 395 7.9 18.3
Wet 379 7.5 17.5
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