Mitsubishi Electric MFZ-KA-VA Instruction manual

TECHNICAL DATA BOOK
CONTENTS
1. REFERENCE SERVICE MANUAL............................................. 2
2. SPECIFICATIONS....................................................................... 3
3. OUTLINES AND DIMENSIONS................................................ 15
4. WIRING DIAGRAM................................................................... 36
5. REFRIGERANT SYSTEM DIAGRAM ...................................... 54
6. PERFORMANCE CURVES ...................................................... 58
7. APPLICABLE EXTENSION PIPE FOR EACH MODEL .......... 62
8. AIR FLOW DATA...................................................................... 64
9. NOISE CRITERION CURVES .................................................. 90
10. OPTIONAL PARTS................................................................. 109
<Indoor unit>
[Model names]
R410A
MFZ-KA·VA
SLZ-KA·VA(L)
SEZ-KC·VA
SEZ-KA·VA
SEZ-KD·VA(L)
PLA-RP·BA
PLA-RP·AA
PCA-RP·KA
PCA-RP·GA(2)
PEAD-RP·JA(L)
PEAD-RP·EA(2)
PEAD-RP·GA
PEA-RP·EA
<Outdoor unit>
[Model names]
No. OCS03
REVISED EDITION-C
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SUZ-KA25/35/50/60/71VA
SUZ-KA25/35VAH
October 2009
INVERTER
kW Model
Revision:
• PLA-RP71BA2, PCA-RP·KA, and
PEAD-RP·JA(L) are added, and
outdoor unit data has been mod-
ified in REVISED EDITION-C.
•
Some descriptions have been
modified.
•Please void OCS03
REVISED EDITION-B.

2
1REFERENCE SERVICE MANUAL
(Note)
When you connect P series indoor units with SUZ, always make sure to follow the piping size of SUZ.
Never use bigger sized pipings in order to ensure not only the system performance but also for your safety.
For information on service, please refer to the service manual as follows.
1-1. Indoor Unit
Model name Service Ref. Service
Manual No.
SLZ-KA25/35/50VA
SLZ-KA25/35/50VAL SLZ-KA25/35/50VA(1).TH
SLZ-KA25/35/50VAL(1).TH OC320
SEZ-KA35/50/60/71VA SEZ-KA35/50/60/71VA.TH OC321
SEZ-KC25VA SEZ-KC25VA.W MEE04K350
SEZ-KD25/35/50/60/71VA
SEZ-KD25/35/50/60/71VAL SEZ-KD25/35/50/60/71VA.TH SEZ-KD25/35/50/60/71VAL.TH HWE07110
MFZ-KA25/35/50VA-E1 MFZ-KA25/35/50VA-E1 OB409
MFZ-KA25/35/50VA-A1 MFZ-KA25/35/50VA-A1 OB410
PLA-RP35/50/60/71BA
PLA-RP35/50/60/71BA(1).UK
PLA-RP71BA2.UK OCH412 OCB412
PLA-RP35/50/60/71BA(1) OCH416
OCB416
PLA-RP35/50/60/71AA PLA-RP35/50/60/71AA.UK OC335
PLA-RP35/50/60/71AA OC327
PCA-RP50/60/71KA PCA-RP50/60/71KA OCH454
OCB454
PCA-RP50/60/71GA
PCA-RP50GA2 PCA-RP50/60/71GA (#1) PCA-RP50GA2 (#1) OC328
PEAD-RP35/50/60/71JA(L) PEAD-RP35/50/60/71JA(L).UK
PEAD-RP35/50/60/71JA(L)R1.UK
HWE08130
BWE08240
BWE09220
PEAD-RP50/60/71EA
PEAD-RP35EA2 PEAD-RP50/60/71EA.UK PEAD-RP35EA2.UK HWE05210
PEAD-RP60/71GA PEAD-RP60/71GA.UK HWE05060
PEA-RP71EA PEA-RP71EA.TH-A OC326
1-2. Outdoor Unit
Model name Service Ref. Service
Manual No.
SUZ-KA25/35/50/60/71VA
SUZ-KA25/35VAH
SUZ-KA25/35VA(R1).TH
SUZ-KA25/35VAH(R1).TH
SUZ-KA50/60/71VA(1).TH
SUZ-KA50/60VAR2.TH
OC322
SUZ-KA25/35/50/60/71VA SUZ-KA25/35VA(R1).TH-A
SUZ-KA50/60/71VA(1).TH-A
SUZ-KA50/60VAR2.TH-A OC323

3
SPECIFICATIONS2
2-1. FLOOR STANDING TYPE
Model name Indoor unit MFZ-KA25VA MFZ-KA35VA MFZ-KA50VA
Outdoor unit SUZ-KA25VA(H) SUZ-KA35VA(H) SUZ-KA50VA
Cooling Capacity Btu/h 8,500 11,900 16,400
kW 2.5(0.9-3.4) 3.5(0.9-3.9) 4.8(0.9-5.4)
Total input kW 0.58 1.09 1.55
EER 4.31 3.21 3.1
Energy label class AAB
SHF 0.66 0.65 0.63
Heating Capacity Btu/h 11,600 13,600 20,500
kW 3.4(0.9-5.1) 4.0(0.9-6.2) 6.0(0.9-7.9)
Total input kW 0.835 1.10 1.86
COP 4.07 3.64 3.23
Energy label class AAC
Booster heater kW — — —
Power supply Phase :111
Cycle Hz 50 50 50
Voltage V 230 230 230
Breaker size A10 10 20
Indoor unit Air flow at cooling CMM 4.8 - 5.8 - 7.1 - 8.7 5.0 - 6.1 - 7.4 - 9.1 7.1 - 7.9 - 9.2 - 10.7
(Low-Medium-High-Super High) CFM 170 - 205 - 250 - 310 180 - 215 - 260 - 320 250 - 280 - 325 - 380
Air flow at heating CMM 5.0 - 6.2 - 7.6 - 9.1 5.2 - 6.2 - 7.8 - 9.5 7.4 - 8.8 - 9.8 - 11.8
(Low-Medium-High-Super High) CFM 180 - 220 - 270 - 320 185 - 220 - 275 - 335 260 - 310 - 345 - 415
External static pressure Pa 0 0 0
Sound level at cooling dB(A) 22 - 27 - 32 - 37 23 - 28 - 33 - 38 32 - 35 - 39 - 43
(Low-Medium-High-Super High)
Sound level at heating dB(A) 22 - 27 - 32 - 37 25 - 28 - 33 - 38 32 - 35 - 39 - 44
(Low-Medium-High-Super High)
External finish (Panel) White Munsell 1.0Y 9.2/0.2
Dimension W : mm 700
Unit (Panel) D : mm 200
H : mm 600
W : inch 27 - 5/8
D : inch 7 - 7/8
H : inch 23 - 5/8
Weight kg 14
Unit (Panel) lbs 31
Outdoor unit Air flow at cooling CMM 34.3 33.4 27.5 - 49
(Low - High) CFM 1,210 1,180 970 - 1,730
Air flow at heating CMM 32.3 33.4 36.8 - 49
(Low - High) CFM 1,140 1,180 1,300 - 1,730
Sound level at cooling dB(A) 46 47 51 - 53
(Low - High)
Sound level at heating dB(A) 46 48 53 - 55
(Low - High)
External finish Ivory Munsell 3.0Y 7.8/1.1
Dimension W : mm 800 800 840
D : mm 285 285 330
H : mm 550 550 850
W : inch 31 - 1/2 31 - 1/2 33 - 1/16
D : inch 11 - 1/4 11 - 1/4 13
H : inch 21 - 5/8 21 - 5/8 33 - 7/16
Weight kg 30 33 53
lbs 66 73 117
Refrigerant pipe size Gas side O.D. mm 9.52 9.52 12.7
inch 3/8 3/8 1/2
Liquid side . mm 6.35 6.35 6.35
inch 1/4 1/4 1/4
Refrigerant pipe length Height difference mMax. 12 Max. 12 Max. 30
Length mMax. 20 Max. 20 Max. 30
NOTE: 1. Rating conditions (ISO T1)
Cooling Indoor : D.B. 27(80°F) W.B. 19(66°F) Outdoor : D.B. 35(95°F) W.B. 24(75°F)
Heating Indoor: D.B. 20(68°F) Outdoor : D.B. 7(45°F) W.B. 6(43°F)
Refrigerant piping length (one way) : 5m (16ft.)
2. Guaranteed operating range
Indoor Outdoor
Cooling Upper limit 32°C D.B. , 23°C W.B. 46°C D.B. 43°C D.B.
KA25, KA35VA KA50 KA25,KA35VAH
Lower limit 21°C D.B. , 15°C W.B. -15°C D.B.-10°C D.B. 46°C D.B.
-10°C D.B.
Heating Upper limit 27°C D.B. 24°C D.B. , 18°C W.B.
Lower limit 20°C D.B. -10°C D.B. ,-11°C W.B.
-20°C D.B. ,-21°C W.B.
4. Above data are based on the indicated voltage.
Indoor unit Single phase, 230V 50Hz
Single phase, 230V 50Hz
Outdoor unit
3. Guaranteed voltage
198~264V, 50Hz

4
2-2. CEILING CASSETTE TYPE
Model name Indoor unit SLZ-KA25VA(L) SLZ-KA35VA(L) SLZ-KA50VA(L)
Outdoor unit SUZ-KA25VA SUZ-KA35VA SUZ-KA50VA
Cooling Capacity Btu/h 8,500 11,900 15,700
kW 2.5(0.9 - 3.2) 3.5(1.0 - 3.9) 4.6(1.1 - 5.2)
Total input kW 0.69 1.06 1.63
EER 3.62 3.30 2.82
Energy label class AAC
SHF 0.86 0.77 0.68
Heating Capacity Btu/h 10,200 13,600 17,100
kW 3.0(0.9 - 4.5) 4.0(0.9 - 5.0) 5.0(0.9 - 6.5)
Total input kW 0.83 1.10 1.55
COP 3.61 3.64 3.23
Energy label class AAC
Booster heater kW ———
Power supply Phase :111
Cycle Hz 50 50 50
Voltage V 230 230 230
Breaker size A10 10 20
Indoor unit Air flow CMM 8 - 9 - 10 8 - 9 - 11 8 - 9 - 11
(Low - Medium - High) CFM 280 - 320 - 355 280 - 320 - 390 280 - 320 - 390
External static pressure Pa 0 0 0
Sound level dB(A) 28 - 31 - 37 29 - 33 - 38 30 - 34 - 39
(Low - Medium - High)
External finish (Panel) White Munsell 6.4Y 8.9/0.4
Dimension W : mm 570(650)
Unit(Panel) D : mm 570(650)
H : mm 208(20)
W : inch 22 - 7/16(25 - 9/16)
D : inch 22 - 7/16(25 - 9/16)
H : inch 8-3/16(13/16)
Weight kg 16.5(3)
Unit (Panel) lbs 36(7)
Field drain pipe O.D. mm 32
inch 1 - 1/4
Outdoor unit Air flow at cooling CMM 34.3 33.4 27.5 - 49
(Low - High) CFM 1,210 1,180 970 - 1,730
Air flow at heating CMM 32.3 33.4 36.8 - 49
(Low - High) CFM 1,140 1,180 1,300 - 1,730
Sound level at cooling dB(A) 46 47 51 - 53
(Low - High)
Sound level at heating dB(A) 46 48 53 - 55
(Low - High)
External finish Ivory Munsell 3.0Y 7.8/1.1
Dimension W : mm 800 800 840
D : mm 285 285 330
H : mm 550 550 850
W : inch 31 - 1/2 31 - 1/2 33 - 1/16
D : inch 11 - 1/4 11 - 1/4 13
H : inch 21 - 5/8 21 - 5/8 33 - 7/16
Weight kg 30 33 53
lbs 66 76 117
Refrigerant pipe size Gas side O.D. mm 9.52 9.52 12.7
inch 3/8 3/8 1/2
Liquid side O.D. mm 6.35 6.35 6.35
inch 1/4 1/4 1/4
Refrigerant pipe length Height difference m Max. 12 Max. 12 Max. 30
Length m Max. 20 Max. 20 Max. 30
NOTE: 1. Rating conditions (ISO T1)
Cooling Indoor : D.B. 27(80°F) W.B. 19(66°F) Outdoor : D.B. 35(95°F) W.B. 24(75°F)
Heating Indoor: D.B. 20(68°F) Outdoor : D.B. 7(45°F) W.B. 6(43°F)
Refrigerant piping length (one way) : 5m (16ft.)
2. Guaranteed operating range
Indoor Outdoor
Cooling Upper limit 32°C D.B. , 23°C W.B. 46°C D.B. 43°C D.B.
KA25, KA35VA KA50
Lower limit 21°C D.B. , 15°C W.B. -15°C D.B.-10°C D.B.
Heating Upper limit 27°C D.B. 24°C D.B. , 18°C W.B.
Lower limit 20°C D.B. -10°C D.B. ,-11°C W.B.
4. Above data are based on the indicated voltage.
Indoor unit Single phase, 230V 50Hz
Single phase, 230V 50Hz
Outdoor unit
3. Guaranteed voltage
198~264V, 50Hz

5
Model name Indoor unit PLA-RP35BA PLA-RP50BA PLA-RP60BA PLA-RP71BA(2)
Outdoor unit SUZ-KA35VA SUZ-KA50VA SUZ-KA60VA SUZ-KA71VA
Cooling Capacity Btu/h 11,900 17,100 19,400 24,200
kW 3.5(1.0 - 3.9) 5.0(1.1 - 5.6) 5.7(1.1 - 6.3) 7.1(0.9 - 8.1)
Total input kW 1.09 1.78 1.94 2.53(2.47)
EER 3.21 2.81 2.94 2.81(2.87)
Energy label class A C C C (—)
SHF 0.84 0.81 0.76 0.73
Heating Capacity Btu/h 14,000 20,500 23,500 27,300
kW 4.1(0.9 - 5.0) 6.0(0.9 - 7.2) 6.9(0.9 - 8.0) 8.0(0.9 - 10.2)
Total input kW 1.11 1.82 2.11 2.49(2.45)
COP 3.69 3.30 3.27 3.21(3.27)
Energy label class A C C C (—)
Booster heater kW ————
Power supply Phase :1111
Cycle Hz50505050
Voltage V 230 230 230 230
Breaker size A 10 20 20 20
Indoor unit Air flow CMM 11 - 12 - 13 - 15 12 - 14 - 16 - 18 12 - 14 - 16 - 18 14 - 16 - 18 - 21
(Low-Medium2-Medium1-High) CFM 390 - 425 - 460 - 530 425 - 495 - 565 - 635 425 - 495 - 565 - 635 495 - 565 - 635 - 740
External static pressure Pa 0 0 0 0
Sound level dB(A) 27 - 28 - 29 - 31 28 - 29 - 31 - 32 28 - 29 - 31 - 32 28 - 30 - 32 - 34
(Low-Medium2-Medium1-High)
External finish (Panel) White Munsell 6.4Y 8.9/0.4
Dimension W : mm 840 (950)
Unit (Panel) D : mm 840 (950)
H : mm 258 (35)
W : inch 33 - 1/16 (37 - 3/8)
D : inch 33 - 1/16 (37 - 3/8)
H : inch 10 - 3/16 (1 - 3/8)
Weight kg 23 (6)
Unit (Panel) lbs 51 (13)
22 (6)
49 (13)
Field drain pipe O.D. mm 32
inch 1 - 1/4
Outdoor unit Air flow at cooling CMM 33.4 27.5 - 49 27.5 - 49 27.5 - 49
(Low - High) CFM 1,180 970 - 1,730 970 - 1,730 970 - 1,730
Air flow at heating CMM 33.4 36.8 - 49 36.8 - 49 36.8 - 49
(Low - High) CFM 1,180 1,300 - 1,730 1,300 - 1,730 1,300 - 1,730
Sound level at cooling dB(A) 47 51 - 53 51 - 53 51 - 53
(Low - High)
Sound level at heating dB(A) 48 53 - 55 53 - 55 53 - 55
(Low - High)
External finish Ivory Munsell 3.0Y 7.8/1.1
Dimension W : mm 800 840 840 840
D : mm 285 330 330 330
H : mm 550 850 850 850
W : inch 31 - 1/2 33 - 1/16 33 - 1/16 33 - 1/16
D : inch 11 - 1/4 13 13 13
H : inch 21 - 5/8 33 - 7/16 33 - 7/16 33 - 7/16
Weight kg 33 53 53 58
lbs 76 117 117 128
Refrigerant pipe size Gas side O.D. mm 9.52 12.7 15.88 15.88
inch 3/8 1/2 5/8 5/8
Liquid side O.D. mm 6.35 6.35 6.35 9.52
inch 1/4 1/4 1/4 3/8
Refrigerant pipe length Height difference m Max. 12 Max. 30 Max. 30 Max. 30
Length m Max. 20 Max. 30 Max. 30 Max. 30
The values in the parentheses indicate the specification values for PLA-RP71BA2.
NOTE: 1. Rating conditions (ISO T1)
Cooling Indoor : D.B. 27(80°F) W.B. 19(66°F) Outdoor : D.B. 35(95°F) W.B. 24(75°F)
Heating Indoor: D.B. 20(68°F) Outdoor : D.B. 7(45°F) W.B. 6(43°F)
Refrigerant piping length (one way) : 5m (16ft.)
2. Guaranteed operating range
Indoor Outdoor
Cooling Upper limit 32°C D.B. , 23°C W.B. 46°C D.B. 43°C D.B.
KA35VA
KA50, KA60, KA71
Lower limit 21°C D.B. , 15°C W.B. -15°C D.B.-10°C D.B.
Heating Upper limit 27°C D.B. 24°C D.B. , 18°C W.B.
Lower limit 20°C D.B. -10°C D.B. ,-11°C W.B.
4. Above data are based on the indicated voltage.
Indoor unit Single phase, 230V 50Hz
Single phase, 230V 50Hz
Outdoor unit
3. Guaranteed voltage
198~264V, 50Hz