McQuay M5CKY28ER, M5CCY28CR, M5CMY28ER, M5CKY40ER, M5CCY38CR Technical Manual
...
TECHNICAL MANUAL
M5LCY-II_(i)
Supercedes:
M5LCY-II-2010
Models:
M5CKY28ER M5CCY28CR M5CMY28ER
M5CKY40ER M5CCY38CR M5CMY40ER
M5CKY50ER M5CCY50CR M5CMY50ER
M5CCY60CR M5CMY62CR
INVERTER Y SINGLE SPLIT SERIES II
Table of Contents M5LCY-II_(i)
“McQuay” is a registered trademark of McQuay International. All rights reserved.
© 2011 McQuay International. All rights reserved throughout the world.
Bulletin illustrations cover the general appearance of McQuay International products at the time of publication.
We reserve the right to change design and construction specifi cations at any time without notice.
Table of Contents
Nomenclature......................................................................................................................4
Indoor Unit .....................................................................................................................4
Outdoor Unit ..................................................................................................................4
Product Line-Up .............................................................................................................5
Application Information .....................................................................................................7
Operating Range ........................................................................................................... 7
Refrigerant Circuit Diagrams ......................................................................................... 8
Installation Guideline ..................................................................................................... 9
Sound Data ........................................................................................................................14
Sound Pressure Level ................................................................................................. 14
NC Curve .....................................................................................................................17
Engineering & Physical Data ...........................................................................................23
Outlines & Dimensions ....................................................................................................30
Wiring Diagrams ...............................................................................................................34
Service & Maintenance ....................................................................................................45
Troubleshooting ...............................................................................................................47
Exploded View and Part List ...........................................................................................52
Nomenclature M5LCY-II_(i)
4
Nomenclature
Indoor Unit
Outdoor Unit
M 5 CK Y 28 E R – A C O B
Brand
M: McQuay
Refrigerant
5: R410A
Product Type
CK: Ceiling Cassette
CC: Ceiling Concealed
CM: Ceiling Convertible
Size
28 : 24,000 – 27,000 Btu/h
38/40: 34,000 – 38,000 Btu/h
50: 42,000 – 47,000 Btu/h
60/62: 47,000 – 54,000Btu/h
Product series
E: E Series
C: C Series
Model
“ ”: Cooling Only
R: Heat Pump
Product Specification
Variation
B: Second Issue
Specifications
O: Original
P: Netware 3C
A: APGS01
Electrical Characteristics
A : 50Hz / 1Ph / 220-240V
F : 50Hz / 3Ph / 380-415V
Inverter System Type
Y: Y Series
Market Region
C: Export with CE Marking
M 5 LC Y 28 C R – A C D O A
Brand
M: McQuay
Refrigerant
5: R410A
Product Type
LC: Single Split Condensing Unit
Size
28 : 24,000 – 27,000 Btu/h
38/40: 34,000 – 38,000 Btu/h
50: 42,000 – 47,000 Btu/h
60/62: 47,000 – 54,000 Btu/h
Product series
C: C Series
F: F Series
Model
“ ”: Cooling Only
R: Heat Pump
Others
A: First Issue
Compressor
D: Daikin
Electrical Characteristics
A : 50Hz / 1Ph / 220-240V
F : 50Hz / 3Ph / 380-415V
Inverter System Type
Y: Y Series
Market Region
C: Export with CE Marking
Specifications Variation
O: Standard Unit
M5LCY-II_(i) Nomenclature
5
Product Line-Up
Indoor Unit
M5CKY-ER
Model
Nomenclature
Classifi cation
PCB
Handset
Air
Purifi cation
Marking
Others
C_2_01A_M
APGS01
Negative Ionizer
Saranet FilterCEAuto Restart
HEATPUMP
28ER ACOB X X X
40ER ACOA X X X
50ER ACOA X X X
PLCKY
ER
PGS01 X X X
Indoor Unit
M5CCY-CR
Model
Nomenclature
Classifi cation
PCB
Handset
Air
Purifi cation
Marking
Others
C_2_01A_M
Netware3
Negative Ionizer
Saranet FilterCEAuto Restart
HEATPUMP
28CR ACPB X X X X X
38CR ACPA X X X X X
50CR ACPA X X X X X
60CR ACPA X X X X X
Nomenclature M5LCY-II_(i)
6
Indoor Unit
M5CMY-ER
Model
Nomenclature
Classifi cation
PCB
Handset
Air
Purifi cation
Marking
Others
C_2_01A_M
APGS01
Negative Ionizer
Saranet FilterCEAuto Restart
Convertible
HEATPUMP
28ER ACAB X X X X X X
40ER ACAA X X X X X X
50ER ACAA X X X X X X
62CR ACAA X X X X X
Outdoor Unit
M5LCY
Model
Nomenclature
Classifi cation
PCB
Refrigerant
Control
Compressor
Fin
Marking
2P187323-1
1P161404-1
EXV
Cap Tube
DC Inverter Swing
Compressor
DC Inverter Scroll
Compressor
Bare
Blue Coated
CE
HEATPUMP
28CR ACDOA X X X X X
40FR
ACDA
XX XXX
FCDA
XX XXX
50FR
ACDA
XX XXX
FCDA
XX XXX
60FR
ACDA
XX XXX
FCDA
XX XXX
M5LCY-II_(i) Application Information
7
Application Information
Operating Range
Ensure the operating temperature is in allowable range.
Cooling
Indoor temp. (°CWB)
Outdoor temp. (°CDB)
Caution :
!
The use of your air conditioner
outside the range of working
temperature and humidity can
result in serious failure.
-20
50
46
43
40
20
30
10
0
-10
10 1415 19 20 23 25
Heating
Indoor temp. (°CDB)
Outdoor temp. (°CWB)
Caution :
!
The use of your air conditioner
outside the range of working
temperature and humidity can
result in serious failure.
20
18
10
0
-10
-15
-20
201510 25 27 30
Application Information M5LCY-II_(i)
8
Refrigerant Circuit Diagrams
Model: M5CKY28ER / M5CMY28ER / M5CCY28CR – M5LCY28CR
M5CKY40ER / M5CMY40ER / M5CCY38CR – M5LCY40FR
M5CKY50ER / M5CMY50ER / M5CCY50CR – M5LCY50FR
M5CMY62CR / M5CCY60CR – M5LCY60FR
Cooling
Heating
ELECTRONIC
EXPANSION
VALV E
SERVICE PORT
5/16°
ACCUMULATOR COMPRESSOR
HIGH PRESSURE
SWITCH
LOW PRESSURE
SENSOR
4 WAY VALVE
HEAT EXCHANGER
THERMSTOR
HEAT EXCHANGER
(INDOOR UNIT)
AIR
THERMSTOR
FILTER FILTER
STOP VALVE
OUTDOOR UNITINDOOR UNIT
Part Number: 70034108870
M5LCY-II_(i) Application Information
9
Installation Guideline
Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them.
Caution
Installation diagram
M5CKY 28/40/50ER
Indoor Unit
Outdoor Unit
Drain Piping
Front Panel
Air Filter
(behind the grille)
Air Intake Grille
Air Discharge
Air Discharge Louver
Air Intake
Air Intake
Thermal Insulation
Wrap the insulated pipe with the
finishing tape from bottom to top
M5CMY 28ER
Indoor Unit
Outdoor Unit
Thermal Insulation
Wrap the Insulated pipe with the
finishing tape from bottom to top
Air Discharge Louver
Air Intake Grille
Air Intake
Air Intake
Top Panel
Bottom Panel
Air Discharge
Application Information M5LCY-II_(i)
10
M5CMY 40/50ER
Refrigerant piping
Air Intake
Air Intake
Air Intake Nozzle
Air Discharge Louver
Signal Receiver
Indicator Lights
Air Intake Grille
Air Filters
(Inside Air Intake Grille)
Wrap the Insulated pipe with the
finishing tape from bottom to top
Indoor unit
Outdoor unit
M5CMY 62CR
Air Discharge Louver
Air Intake
Air Discharge Nozzle
Indicator Lights
Refrigerant Piping
Air Discharge Grille
Air Intake Grille
Air Filters
(Inside Air Intake Grille)
Signal Receiver
Air Intake
Wrap the Insulated pipe with the
finishing tape from bottom to top
Indoor unit
Outdoor unit
M5LCY-II_(i) Application Information
11
M5CCY 28/38/50/60CR
Thermal insulation
Wrap the insulated pipe with the
finishing tape from bottom to top
Drain
piping
Supply duct
Return duct
Hanger
Indoor Unit
Outdoor Unit
Air Discharge
Air Intake
Air Intake
Application Information M5LCY-II_(i)
12
Outdoor Clearance
If the condensing unit is operated in an atmosphere containing oils (including machine oils), salt (coastal area),
sulphide gas (near hot spring, oil refi nery plant), such substances may lead to failure of the unit.
Caution
M5LCY 28CR
Unit: mm
Wall facing one side
More than 100
More than 100
More than 350
More
than 100
Side View
Top View
Top View
More than 350
More than 350
More than 50More than 50
More than 50
1200
or less
Wall facing two side
Wall facing three side
M5LCY 40/50/60FR
Unit: mm
Wall facing one side
Wall facing more than 1 side of obstacle
More than 100
More than 100
More
than
100
More
than 100
More than 500
Side View
Top View
More than 100 More than 500
M5LCY-II_(i) Application Information
13
Cable Size
Model Unit
M5CKY 28ER
M5CMY 28ER
M5CCY 28CR
M5CKY 40/50ER
M5CMY 40/50ER
M5CMY 62CR
M5CCY 38/50/60CR
M5CKY 40/50ER
M5CMY 40/50ER
M5CMY 62CR
M5CCY 38/50/60CR
(3 phase)
Power supply cable size mm
2
2.5 6 4
Number of wire 3 3 5
Interconnection cable size mm
2
1.5 1.5 1.5
Number of wire 4 4 4
Recommended fuse A 25 32 20
Refrigerant Piping
Model
Indoor
M5CKY 28ER
M5CMY 28ER
M5CCY 28CR
M5CKY 40/50ER
M5CMY 40/50ER
M5CMY 62CR
M5CCY 38/50/60CR
Outdoor M5LCY 28CR M5LCY 40/50/60FR
Max. Length, m 50 75
Min. Length, m 3 3
Max. Elevation, m 30 30
Liquid, mm / in 9.52 / 3/8”
Suction, mm / in 15.88 / 5/8”
Additional Charge
Indoor
M5CKY 28ER
M5CMY 28ER
M5CKY 40/50ER
M5CMY 40/50ER
M5CMY 62CR
M5CCY 38/50/60CR
Outdoor M5LCY 28CR M5LCY 40/50/60FR
Add Charge, g/m 50 50
For piping length above, m 7.6 30
Note: Installation and maintenance are to be performed only by qualifi ed personnel who are familiar
with local codes and regulations, and experienced with this type of equipment
Sound Data M5LCY-II_(i)
14
Sound Data
Sound Pressure Level
Model Speed
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20μPa
Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
M5CKY
28ER
High 45 43 42 35 29 22 11 41 37
Med 40 41 39 30 24 15 7 38 34
Low 38 38 35 26 19 9 5 35 30
S Low 35 35 33 23 14 5 4 32 28
M5CKY
40ER
High 48 45 44 38 30 28 15 44 39
Med 49 42 41 34 25 21 8 41 36
Low 48 39 38 31 21 13 6 38 33
S Low 45 35 36 26 15 5 5 35 31
M5CKY
50ER
High 50 48 46 42 33 32 20 47 41
Med 52 45 43 38 29 27 13 44 38
Low 53 43 42 37 27 24 10 43 37
S Low 51 41 39 32 23 16 6 39 34
Part Number: 000152103N2828, 000153103P4040, 000153103P5050
Model Measuring Location
M5CKY 28ER
Mircophone
1.4m
Standard: JIS C 9612
M5CKY 40/50ER
Mircophone
1.5m
Standard: JIS B 8616
M5LCY-II_(i) Sound Data
15
Model Speed
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20μPa
Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
M5CMY
28ER
High 47 50 53 50 50 43 39 56 51
Med 44 46 49 46 45 38 33 51 46
Low 38 40 43 38 37 28 22 44 38
M5CMY
40ER
High 44 49 46 48 47 40 33 62 48
Med 42 47 44 45 43 33 26 47 44
Low 39 44 41 42 39 31 23 46 41
M5CMY
50ER
High 47 50 49 47 45 41 30 52 46
Med 45 48 47 46 43 38 28 50 45
Low 44 47 46 44 41 37 28 49 43
M5CMY
62CR
High 34 45 49 52 49 44 37 56 51
Med 32 43 46 49 46 41 33 53 48
Low 26 36 40 42 38 32 24 46 41
Part Number: 00153103M2828, 00153103R4040, 00153103R5050, 00153103CY6260
Model Measuring Location
M5CMY 28/40/50ER
1m
0.8m
Mircophone
Standard: JIS C 9612
M5CMY 62R
1m
1m
Mircophone
Standard: JIS B 8615
Sound Data M5LCY-II_(i)
16
Model Speed
1/1 Octave A-Weighted Sound Pressure (dBA), ref 20μPa
Overall
(dBA)
Noise
Criteria
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz
M5CCY
28CR
S.High
48 45 42 38 34 29 26 44 37
High 45 42 39 35 31 26 22 41 34
Med 42 38 37 32 28 22 17 38 32
Low 36 33 33 27 23 16 11 34 27
M5CCY
38CR
S.High 56 57 53 50 46 41 36 55 49
High 54 51 48 46 41 36 31 51 45
Med 51 48 46 45 37 32 26 48 44
Low 47 45 44 41 34 28 22 45 40
M5CCY
50CR
S.High 56 50 50 49 44 38 33 53 48
High 54 49 49 48 43 37 32 52 47
Med 53 47 46 47 40 35 29 50 46
Low 51 45 44 44 36 32 26 47 43
M5CCY
60CR
S.High 57 50 51 51 46 39 35 55 50
High 55 49 49 50 44 37 33 53 49
Med 53 46 47 47 39 34 28 50 46
Low
51 43 44 43 35 30 24 47 42
Part Number: 000152103K2828, 000152103Q3840, 000152103Q5050, 000152103Q6060
Model Measuring Location
M5CCY 28/38/50/60CR
1.4m
Air
2m length test duct 2m length test duct
Mircophone
Test Unit
Standard: JIS B 8619
M5LCY-II_(i) Sound Data
17
NC Curve
10
20
30
40
50
60
70
80
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CKY 28ER
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
125 250 500 1000 2000 4000 8000
H
M
L
SL
NC40
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CKY 40ER
H
M
L
SL
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
Part Number: 000352103N2828
Part Number: 000352103P4040
Sound Data M5LCY-II_(i)
18
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CKY 50ER
H
M
L
SL
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CMY 28ER
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
Part Number: 000352103P5050
Part Number: 000352103M2828
M5LCY-II_(i) Sound Data
19
Part Number: 000352103R4040
Part Number: 00035210R5050
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CMY 40ER
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
125 250 500 1000 2000 4000 8000
Octave-band frequency (Hz)
M5CMY 50ER
H
M
L
10
20
30
40
50
60
70
80
Sound pressure level (dB, ref 20μPa)
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
Sound Data M5LCY-II_(i)
20
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CMY 62CR
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CCY 28CR
SH
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
Part Number: 000352103CY6260
Part Number: 000352103K2828
M5LCY-II_(i) Sound Data
21
10
20
30
40
50
60
70
80
125 250 500 1000 2000 400 0 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CCY 38CR
SH
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
10
20
30
40
50
60
70
80
125 250 500 1000 2000 4000 8000
Sound pressure level (dB, ref 20μPa)
Octave-band frequency (Hz)
M5CCY 50CR
SH
H
M
L
NC70
NC45
NC50
NC55
NC60
NC65
NC20
NC25
NC30
NC35
NC40
Part Number: 000352103Q3840
Part Number: 000352103Q5050
Loading...