Mitsubishi Electric Y Series User manual

CONTENTS
1. Specifications
2. Capacity Tables
2-1 Correction by temperature
2-2 Correction by total indoor
2-3 Correction by refrigerant piping length
2- Correction at frosting and defrosting
2-5 Operation limit
3. Sound Levels
. External Dimensions
5. Electrical Wiring Diagram
6. Refrigerant Circuit Diagram
And Thermal Sensor
PUMY-71VM, PUMY-125VM
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1
PUMY
11Outdoor units / Y series / PUMY-71·125VM

2
PUMY
Model name PUMY-71VM
Cooling Heating
7,100 -
8.0 9.0
~/N 220-230-2 0V 50Hz / 208-230V 60Hz
Propeller fan ✕ 2
95
0.0 ✕ 2
Hermetic
2.6
-
R22/MS56
Steel plate painting with polyester powder
<MUNSELL 5Y8/1>
1200(H)✕900(W)✕320(+30)(D)
3.0MPa
Internal thermal switch / Internal thermal switch
Over current protection, Overheat protection
ø9.52 /ø15.88 (Flare)
50 ~ 130% of outdoor unit capacity
Model 20 ~ 80 / 1 ~
52
93
3.50/3.63 3.65/3.53
17.5-16.7-16.0/18.1 18.2-17. -16.0/17.6
Indoor:15˚CWB ~ 2 ˚CWB
Outdoor:-5˚CDB ~ 6˚CDB Indoor:15˚CDB ~ 27˚CDB Outdoor:-15˚CWB ~ 15.5˚CWB
Capacity
Power input
Current
kcal/h
kW ✻1
✻2
kW
A
m3/min
kW
kW
kW
Fan
Compressor
Power source
Type ✕ Quantity
Airflow rate
Motor output
Type
Motor output
Crankcase heater
Refrigerant / Lubricant
External finish
External dimension mm
Protection
devices
High pressure protection
Compressor / Fan
Inverter
Refrigerant piping diameter Liquid / Gas
Indoor unit Total capacity
Model / Quantity
Noise level
Net weight
Operating temperature range
dB<A>
kg
2.Works not included : Installation/foundation work, electrical connection work, duct work, insulation work, power
source switch and other items not specified in this specification.
Note: 1.Cooling/heating capacity indicates the maximum value at operation under the following condition.
Cooling ✻2 Indoor : 27˚CDB/19.5˚CWB Outdoor : 35˚CDB
Pipe length : 5m Height difference : 0m
Cooling ✻1 Indoor : 27˚CDB/19˚CWB Outdoor : 35˚CDB
Heating Indoor : 20˚CDB Outdoor : 7˚CDB/6˚CWB
Pipe length : 7.5m Height difference : 0m
1. Spe ifi ations

3
PUMY
11Outdoor units / Y series / PUMY-71·125VM
Model name PUMY-125VM
Cooling Heating
~/N 220-230-2 0V 50Hz / 208-230V 60Hz
Propeller fan ✕ 2
90
0.06 ✕ 2
Hermetic
3.5
-
R22/MS32(N-1)
Steel plate painting with polyester powder
<MUNSELL 5Y8/1>
1280(H)✕1020(W)✕350(+30)(D)
3.0MPa
Internal thermal switch / Internal thermal switch
Over current protection, Overheat protection
ø9.52 /ø19.05
50 ~ 130% of outdoor unit capacity
Model 20 ~ 125 / 1 ~ 8
5
130
6.57/6. 3 6.10/6.03
3 .9-33.5-32.2/33.6 32.6-31.2-29.9/31.5
Indoor:15˚CWB ~ 2 ˚CWB
Outdoor:-5˚CDB ~ 6˚CDB Indoor:15˚CDB ~ 27˚CDB Outdoor:-15˚CWB ~ 15.5˚CWB
Capacity
Power input
Current
kW
A
m3/min
kW
kW
kW
Fan
Compressor
Power source
Type ✕ Quantity
Airflow rate
Motor output
Type
Motor output
Crankcase heater
Refrigerant / Lubricant
External finish
External dimension mm
Protection
devices
High pressure protection
Compressor / Fan
Inverter
Refrigerant piping diameter Liquid / Gas
Indoor unit Total capacity
Model / Quantity
Noise level
Net weight
Operating temperature range
dB<A>
kg
2.Works not included : Installation/foundation work, electrical connection work, duct work, insulation work, power
source switch and other items not specified in this specification.
12,500 -
1 .0 16.0
kcal/h
kW ✻1
✻2
Note: 1.Cooling/heating capacity indicates the maximum value at operation under the following condition.
Cooling ✻2 Indoor : 27˚CDB/19.5˚CWB Outdoor : 35˚CDB
Pipe length : 5m Height difference : 0m
Cooling ✻1 Indoor : 27˚CDB/19˚CWB Outdoor : 35˚CDB
Heating Indoor : 20˚CDB Outdoor : 7˚CDB/6˚CWB
Pipe length : 7.5m Height difference : 0m

• Standard Specifications
• Calculation
❇ Capacity'
Input' After correction
Current'
Capacity' Capacity Ratio=✕
Input Input Ratio'= ✕
Current' Input'
Source
=✕
✕
1000
0.91 (:PUMY-71VM)
0.85 (:PUMY-125VM)
Capacity kW
Input kW
Source V
Current A
PUMY-71VM
8.0
3.50/3.63 208-230V
17.5-16.7-16.0/18.1
PUMY-125VM
1 .0
6.57/6. 3
3 .9-33.5-32.2/33.6
Cooling
The Ratio of Cooling Capacity
0.80
0.90
1.00
1.10
1.20
-100102030 050
Outdoor Temperature (˚CDB)
Ratio
16˚CWB
18˚CWB
20˚CWB
22˚CWB
Indoor Temperature(˚CWB)
The Ratio of Cooling Power Input
0. 0
0.60
0.80
1.00
1.20
1. 0
-100 102030 050
Outdoor Temperature (˚CDB)
Ratio
22˚CWB
16˚CWB
18˚CWB
20˚CWB
4
PUMY
2-1. Corre tion by temperature
2. Capa ity table

• Standard Specifications
• Calculation
❇Capacity'
Input' After correction
Current'
Capacity' Capacity Ratio=✕
Input Input Ratio'= ✕
Current' Input'
Source
=✕
✕
1000
0.91 (:PUMY-71VM)
0.85 (:PUMY-125VM)
Capacity kW
Input kW
Source V
Current A
9.0
3.65/3.53 220-230-2 0/220V
18.2-17. -16.0/17.6
The Ratio of Heating Capacity
0.60
0.70
0.80
0.90
1.00
1.10
1.20
1.30
-15 -10 -5 0 5 10 15 20
Outdoor Temperature (˚CWB)
Ratio
15˚CDB
20˚CDB
25˚CDB
Indoor Temperature(˚CDB)
The Ratio of Heating Power Input
0.60
0.70
0.80
0.90
1.00
1.10
1.20
-15 -10 -5 0 5 10 15 20
Outdoor Temperature (˚CWB)
Ratio
15˚CDB
20˚CDB
25˚CDB
Indoor Temperature(˚CDB)
PUMY-71VM
16.0
6.10/6.03
32.6-31.2-29.9/31.5
PUMY-125VM
Heating
5
PUMY
11Outdoor units / Y series / PUMY-71·125VM

0 50 60 70 80 90 100
6.0
7.0
8.0
9.0
10.0
5.0
.0
Capacity(kW)
Total capacity of indoor units
1) Capacity
0 50 60 70 80 90 100
0 50 60 70 80 90 100
Heating
Cooling
PUMY-71VM
Heating
Cooling
Cooling
Heating
220V 50Hz
220V 60Hz
220V 50Hz
220V 60Hz
220V 50Hz
220V 60Hz
220V 50Hz
220V 60Hz
3.00
3.50
.00
2.00
2.50
10.0
12.0
1 .0
16.0
18.0
20.0
Input(kW)
Current(A)
Total capacity of indoor units
Total capacity of indoor units
2) Input
3) Current
6
PUMY
2-2. Corre tion by total indoor

60 80 100 120 1 0 160 180
11.0
13.0
15.0
17.0
9.0
7.0
Capacity(kW)
Total capacity of indoor units
1) Capacity
60 80 100 120 1 0 160 180
60 80 100 120 1 0 160 180
Heating
Cooling
PUMY-125VM
Heating
Cooling
Cooling
Heating
220V 50Hz
220V 60Hz
220V 50Hz
220V 60Hz
50Hz
60Hz
50Hz
60Hz
.00
5.00
6.00
7.00
2.00
3.00
1 .0
16.0
18.0
20.0
22.0
2 .0
26.0
32.0
3 .0
36.0
28.0
30.0
Input(kW)
Current(A)
Total capacity of indoor units
Total capacity of indoor units
2) Input
3) Current
7
PUMY
11Outdoor units / Y series / PUMY-71·125VM

8
PUMY
2-3 Corre tion by refrigerant piping length
To obtain a decrease in cooling/heating capacity due to refrigerant piping extension, multiply by the capacity
correction factor based on the refrigerant piping equivalent length in the table below.
• Cooling apa ity orre tion
• Heating apa ity orre tion
Total apa ity of indoor unit
Cooling apa ity orre tion fa tor
1.0
0.9
0.8
0.7 100203005060
Piping equivalent length (m)
Total apa ity of indoor unit
PUMY-71VM
PUMY-71VM
➀ PUMY-71VM
Equivalent length = (A tual piping length to the farthest indoor unit) + (0.3 ✕ number of bent on the piping)m
➁ PUMY-125VM
Equivalent length = (A tual piping length to the farthest indoor unit) + (0.35 ✕ number of bent on the piping)m
• How to obtain piping equivalent length
35
71
Heating apa ity orre tion fa tor
1.0
0.9
0.8
0.7 10020
30 050 60
Piping equivalent length (m)
93
53
Cooling apa ity orre tion fa tor
1.0
0.9
0.8
0.7 1052030050607075
Piping equivalent length (m)
PUMY-125VM
63
94
125
163
PUMY-125VM
Heating apa ity orre tion fa tor
1.0
0.9
0.8
0.7 10020
30 050 60
Piping equivalent length (m)

9
PUMY
11Outdoor units / Y series / PUMY-71·125VM
2-4 Corre tion at frosting and defrosting
When a decrease in heating capacity due to frosted and defrosting operations is considered, the value multi-
plied by the correction factor in the table below represents the heating capacity.
Outdoor inlet air temp
(˚CWB)
Corre tion fa tor
6 4 2 0 -2 -4 -6 -8 -10
1.0 0.98 0.89 0.88 0.89 0.9 0.95 0.95 0.95
Corre tion fa tor table
2-5 Operation limit
• Cooling
• Heating
Indoor temperature (˚CWB)
-5 0 5 10 15 20 25 30 35 40 45 50
10
15
20
25
30
Indoor temperature (˚CDB)
-15 -10 -5 0 5 10 15 20
10
15
20
25
30
Outdoor temperature (˚CDB)
Outdoor temperature (˚CDB)

10
PUMY
OCTAVE BAND PRESSURE LEVEL< dB> 0dB = 0.0002µbar
OCTAVE BAND PRESSURE LEVEL< dB> 0dB = 0.0002µbar
PUMY-71VM
57 dB (A)
58 dB (A)
PUMY-125VM
Sound pressure level in anechoic room
Sound pressure level in anechoic room
Measurement condition
Measurement condition
1m
1m
A
B
;;
NC60
NC50
NC 0
NC30
NC20
Approximate minimum
audible limit on
continuous noise
70
60
50
0
30
20
63 125 250 500 1000 2000 000 8000
10
OCTAVE BAND CENTER FREQUENCIES<Hz>
NC60
NC50
NC 0
NC30
NC20
70
60
50
0
30
20
63 125 250 500 1000 2000 000 8000
10
OCTAVE BAND CENTER FREQUENCIES<Hz>
Approximate minimum
audible limit on
continuous noise
1m
1m
A
B
;;
3. Sound levels