Airwell GC 30 DCI User manual

SX DCI Series
Indoor Units Outdoor Units
SX 9 DCI GC 9 DCI
SX 12 DCI GC 12 DCI
SX 18 DCI GC 18 DCI
SX 24 DCI GC 24 DCI
SX 30 DCI GC 30 DCI
AUGUST – 2008
REFRIGERANT
R410A HEAT PUMP
SM SX DCI 1-A.3 GB
CONTENT

A
LIST OF EFFECTIVE PAGES
SM SX DCI 1-A.3 GB
LIST OF EFFECTIVE PAGES
Note: Changes in the pages are indicated by a “Revision#” in the footer of each effected page
(when none indicates no changes in the relevant page). All pages in the following list represent
effected/ non effected pages divided by chapters.
Dates of issue for original and changed pages are:
Original ....... 0 ........ April 2006
Total number of pages in this publication is 88 consisting of the following:
Page
No.
Revision
No. #
Page
No.
Revision
No. #
Page
No.
Revision
No. #
Title.......................3
A ...........................3
i.............................3
1-1 - 1-3................3
2-1 - 2-5................3
3-1 ........................3
4-1 - 4-2................3
5-1 - 5-24..............3
6-1 - 6-5................3
7-1 ........................3
8-1 - 8-3................3
9-1 ........................3
10-1 ......................3
11-1-11-7...............3
12-1-12-20............3
13-1-13-11 ............3
14-1 ......................3
•Zero in this column indicates an original page.
*Due to constant improvements please note that the data on this service manual can be modified
with out notice.
**Photos are not contractual
CONTENT

i
TABLE OF CONTENTS
SM SX DCI 1-A.3 GB
Table of Contents
1. INTRODUCTION ...................................................................................................1-1
2. PRODUCT DATA SHEET ......................................................................................2-1
3. RATING CONDITIONS ..........................................................................................3-1
4. OUTLINE DIMENSIONS........................................................................................4-1
5. PERFORMANCE DATA & PRESSURE CURVES................................................5-1
6. SOUND LEVEL CHARACTERISTICS...................................................................6-1
7. ELECTRICAL DATA...............................................................................................7-1
8. WIRING DIAGRAMS .............................................................................................8-1
9. REFRIGERATION DIAGRAMS .............................................................................9-1
10. TUBING CONNECTIONS......................................................................................10-1
11. CONTROL SYSTEM..............................................................................................11-1
12. TROUBLESHOOTING...........................................................................................12-1
13. EXPLODED VIEWS AND SPARE PARTS LISTS..................................................13-1
14. APPENDIX A..........................................................................................................14-1

1-1
INTRODUCTION
SM SX DCI 1-A.3 GB
1. INTRODUCTION
1.1 General
The SX split ceiling mounted range comprise RC (heat pump) models, as follows:
● Heat Pump SX 9, SX 12, SX 18, SX 24, SX 30.
1.2 Main Features
The SX series benefits from the most advanced technological innovations, namely:
● DC Inverter Technology R410A models.
● High COP.
● Low indoor and outdoor noise levels.
● Microprocessor control.
● Infrared remote control with LED.
● Easy access to the interconnecting tubing and wiring connections, main control
panel can slide out for service .
● Automatic treated air sweep (by definition in NPR).
● Fresh Air & Distribution treated air to adjacent room.
● Indoor centrifugal fan.
● Easy installation and service.
1.3 Indoor Unit
The indoor unit is a floor/ ceiling mounted, and can be easily fitted to many types of
residential and commercials applications.
It includes:
● Coil with hydrophilic aluminum fins.
● Motorized flaps (two step motors)
● Advanced electronic control box assembly (DCI storm)
● Mounting plate
1.4 Filtration
The SX series presents several types assembly (DCI storm).
● Easily accessible, and re-usable pre-filters (mesh).
CONTENT

1-2
INTRODUCTION
SM SX DCI 1-A.3 GB
1.5 Control
The microprocessor indoor controller, and an infrared remote control, supplied as
standard, providing complete operating function and programming. For further details
please refer to the Operation Manual, Appendix A.
1.6 Outdoor Unit
The SX outdoor units can be installed as floor or wall mounted units by using a wall
supporting bracket. The metal sheets are protected by anti- corrosion paint work
allowing long life resistance. All outdoor units are pre-charged. For further information
please refer to the Product Data Sheet, Chapter 2.
It includes :
● Compressor mounted in a soundproofed compartment :
Single Rotary – for SX 9 DCI and SX 12 DCI.
Scroll – for SX 18 DCI.
Twin Rotary – for SX 24 DCI and SX 30 DCI.
● Axial fan.
● Outdoor coil with hydrophilic louver fins for RC units.
● Outlet air fan grill.
● Service valves” flare” type connection.
● Interconnecting wiring terminal block.
1.7 Tubing Connections
Flare type interconnecting tubing to be produced on site.
For further details please refer to the Installation Manual, Chapter 10tttvv.
1.8 Accessories
RCW Wall Mounted Remove Control
The RCW remote control is mounted on the wall, and controls the unit either as an
infrared remote control or as a wired controller.The wired controller can control up to 10
indoor units with the same program settings and adjustment.
For further details please refer to the Technical Service Manual
1.9 Inbox Documentation
Each unit is supplied with its own installation and operation manuals.
CONTENT

1-3
INTRODUCTION
SM SX DCI 1-A.3 GB
1.10 Matching Table
1.10.1 R410A
OUTDOOR UNITS
INDOOR UNITS
MODEL REFRIGER. SX 9 SX 12 SX 18 SX 24 SX 30
GC 9-12-18 R410A √√√
GC 24-30 R410A √√
The above table lists outdoor units and SX DCI indoor units which can be matched together.
In addition the listed outdoor units can be matched with other types of indoor units such as
cassettes and wall mounted.
For further information please refer to the relevant Service Manual.
CONTENT

2-1
PRODUCT DATA SHEET
SM SX DCI 1-A.3 GB
2. PRODUCT DATA SHEET
2.1 SX 9 DCI R410A
Model Indoor Unit SX 9 DCI
Model Outdoor Unit GC 9 DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 8530(4780~12280) 10920(5120~15350)
kW 2.5(1.4-3.6) 3.2(1.5~4.5)
Power input (1) kW 0.62(0.42-1.1) 0.93(0.4~1.6)
EER (Cooling) or COP(Heating) (1) W/W 4.03 3.41
Energy efficiency class AB
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 2.7 4.1
Starting current A 10.5
Circuit breaker rating A 35
INDOOR
Fan type & quantity Centrifugal x 2
Fan speeds H/M/L RPM 760/670/500
Air flow (2) H/M/L m3/hr 400/350/300
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 50/49/47
Sound pressure level (4) H/M/L dB(A) 39/37/35
Moisture removal l/hr 1
Condenstate drain tube I.D Mm 16
Dimensions WxDxH Mm 820*190*630
Weight Kg 21
Package dimensions WxDxH Mm 890*280*710
Package weight Kg 25
Units per pallet Units 14units per pallet
Units stacking Units 7 levels
OUTDOOR
Refrigerant control EEV
Compressor type,model Single Rotary,DC Inverter,Panasonic 5RS102XAB
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 830
Air flow H/L m3/hr 1780
Sound power level H/L dB(A) 61
Sound pressure level (4) H/L dB(A) 51
Dimensions WxDxH Mm 795*290*610
Weight Kg 38
Package dimensions WxDxH Mm 945*395*655
Packaged weight Kg 42
Units per pallet Units 9
Stacking height Units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.10kg/7.5m
Additional charge per 1 meter g/m No Need
Connections between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 3/8"(9.53)
Max.tubing length m. Max.20
Max.height difference m. Max.10
Operation control type Remote control
Heating elements (Option) kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-2
PRODUCT DATA SHEET
SM SX DCI 1-A.3 GB
2.2 SX 12 DCI R410A
Model Indoor Unit SX 12 DCI
Model Outdoor Unit GC 12 DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 11940(5120~15010) 14330(5120~17060)
kW 3.5(1.5-4.4) 4.2(1.5~5.0)
Power input (1) kW 0.98(0.46-1.3) 1.31(0.35~1.58)
EER (Cooling) or COP(Heating) (1) W/W 3.57 3.21
Energy efficiency class AC
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 4.3 5.7
Starting current A 10.5
Circuit breaker rating A 35
INDOOR
Fan type & quantity Centrifugal x 2
Fan speeds H/M/L RPM 830/760/500
Air flow (2) H/M/L m3/hr 450/400/300
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 56/53/51
Sound pressure level (4) H/M/L dB(A) 45/41/38
Moisture removal l/hr 1.5
Condenstate drain tube I.D Mm 16
Dimensions WxDxH Mm 820*190*630
Weight Kg 22
Package dimensions WxDxH Mm 890*280*710
Package weight kg 26
Units per pallet units 14units per pallet
Units stacking units 7 levels
OUTDOOR
Refrigerant control EEV
Compressor type,model Single Rotary,DC Inverter,Panasonic 5RS102XAB
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 830
Air flow H/L m3/hr 1780
Sound power level H/L dB(A) 62
Sound pressure level (4) H/L dB(A) 52
Dimensions WxDxH mm 795*290*610
Weight kg 38.5
Package dimensions WxDxH mm 945*395*655
Packaged weight kg 42.5
Units per pallet Units 9
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.20kg/7.5m
Additional charge per 1 meter g/m No Need
Connections
between units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 3/8"(9.53)
Max.tubing length m. Max.20
Max.height
difference m. Max.10
Operation control type Remote control
Heating elements (Option) kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-3
PRODUCT DATA SHEET
SM SX DCI 1-A.3 GB
2.3 SX 18 DCI R410A
Model Indoor Unit SX 18 DCI
Model Outdoor Unit GC 18 DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 17000(5120-20460) 20460(5120-24550)
kW 5.0(1.5-6.0) 5.8(1.5~7.2)
Power input (1) kW 1.65(0.5-2.1) 1.69(0.45-2.1)
EER (Cooling) or COP(Heating) (1) W/W 3.03 3.43
Energy efficiency class BB
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 7.2 7.7
Starting current A 10.5
Circuit breaker rating A 35
INDOOR
Fan type & quantity Centrifugal x 2
Fan speeds H/M/L RPM 1050/950/700
Air flow (2) H/M/L m3/hr 870/750/600
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 65/60/56
Sound pressure level (4) H/M/L dB(A) 51/48/45
Moisture removal l/hr 2
Condenstate drain tube I.D mm 16
Dimensions WxDxH mm 1200*190*630
Weight kg 30
Package dimensions WxDxH mm 1270*280*710
Package weight kg 35
Units per pallet units 7units per pallet
Units stacking units 7 levels
OUTDOOR
Refrigerant control EEV
Compressor type,model Scroll compressor 5CS130XCC03
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 920
Air flow H/L m3/hr 2160
Sound power level H/L dB(A) 63
Sound pressure level (4) H/L dB(A) 53
Dimensions WxDxH mm 795*290*610
Weight kg 39
Package dimensions WxDxH mm 945*395*655
Packaged weight kg 43
Units per pallet Units 9
Stacking height units 3 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 1.50kg/7.5m
Additional charge per 1 meter g/m No Need
Connections between
units
Liquid line In.(mm) 1/4"(6.35)
Suction line In.(mm) 1/2"(12.7)
Max.tubing length m. Max.30
Max.height difference m. Max.10
Operation control type Remote control
Heating elements (Option) kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-4
PRODUCT DATA SHEET
SM SX DCI 1-A.3 GB
2.4 SX 24 DCI R410A
Model Indoor Unit SX 24 DCI
Model Outdoor Unit GC 24 DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 23200(5120~25590) 25910(5110-30000)
kW 6.80(1.50-7.60) 7.60(1.60~8.60)
Power input (1) kW 2.25(0.50-2.68) 2.05(05~2.30)
EER (Cooling) or COP(Heating) (1) W/W 3.02 3.61
Energy efficiency class B A
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 10.1 9.6
Starting current A 15
Circuit breaker rating A 45
INDOOR
Fan type & quantity Centrifugal x 2
Fan speeds H/M/L RPM 1300/1200/1050
Air flow (2) H/M/L m3/hr 1020/930/760
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 67/64/60
Sound pressure level (4) H/M/L dB(A) 56/53/49
Moisture removal l/hr 2.5
Condenstate drain tube I.D mm 16
Dimensions WxHxD mm 1200x630x190
Weight kg 32
Package dimensions WxHxD mm 1270x710x280
Packaged weight kg 36
Units per pallet units 7
Stacking height units 7
OUTDOOR
Refrigerant control EEV
Compressor type,model Two Rotary,Mitsubishi TNB220F
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 850
Air flow H/L m3/hr 3600
Sound power level H/L dB(A) 66
Sound pressure level (4) H/L dB(A) 56
Dimensions WxHxD mm 950*340*835
Weight kg 65.5
Package dimensions WxHxD mm 1087x477x910
Packaged weight kg 70
Units per pallet Units 2
Stacking height units 2 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 2.4/7.5
Additional charge per 1 meter g/m No Need
Connections between units
Liquid line In.(mm) 3/8”(9.53)
Suction line In.(mm) 5/8”(15.88)
Max.tubing length m. Max.30
Max.height difference m. Max.15
Operation control type Remote control
Heating elements (Option) kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

2-5
PRODUCT DATA SHEET
SM SX DCI 1-A.3 GB
2.5 SX 30 DCI R410A
Model Indoor Unit SX 30 DCI
Model Outdoor Unit GC 30 DCI
Installation Method of Pipe Flared
Characteristics Units Cooling Heating
Capacity (1) Btu/hr 25570(6820-32390) 30000(5110-35800)
kW 7.5(1.6-8.6) 8.4(1.8-9.8)
Power input (1) kW 2.49(0.5-3.1) 2.46(0.5-2.8)
EER (Cooling) or COP(Heating) (1) W/W 3.01 3.41
Energy efficiency class B B
Power supply V/Ph/Hz 220-240V/Single/50Hz
Rated current A 11.3 11.0
Starting current A 15
Circuit breaker rating A 45
INDOOR
Fan type & quantity Centrifugal x 2
Fan speeds H/M/L RPM 1300/1200/1050
Air flow (2) H/M/L m3/hr 1020/930/760
External static pressure Min-Max Pa 0
Sound power level (3) H/M/L dB(A) 67/64/60
Sound pressure level (4) H/M/L dB(A) 56/53/49
Moisture removal l/hr 2.9
Condenstate drain tube I.D mm 16
Dimensions WxHxD mm 1200x630x190
Weight kg 32
Package dimensions WxHxD mm 1270x710x280
Packaged weight kg 36
Units per pallet units 7
Stacking height units 7
OUTDOOR
Refrigerant control EEV
Compressor type,model Two Rotary,Mitsubishi TNB220F
Fan type & quantity Propeller(direct) x 1
Fan speeds H/L RPM 850
Air flow H/L m3/hr 3600
Sound power level H/L dB(A) 66
Sound pressure level (4) H/L dB(A) 56
Dimensions WxHxD mm 950*340*835
Weight kg 66
Package dimensions WxHxD mm 1087x477x910
Packaged weight kg 70
Units per pallet Units 2
Stacking height units 2 levels
Refrigerant type R410A
Refrigerant chargless distance kg/m 2.75/7.5
Additional charge per 1 meter g/m No Need
Connections between
units
Liquid line In.(mm) 3/8”(9.53)
Suction line In.(mm) 5/8”(15.88)
Max.tubing length m. Max.30
Max.height difference m. Max.15
Operation control type Remote control
Heating elements (Option) kW
Others
(1) Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units) and EN 14511.
(2) Airflow in ducted units; at nominal external static pressure.
(3) Sound power in ducted units is measured at air discharge.
(4) Sound pressure level measured at 1 meter distance from unit.
CONTENT

3-1
RATING CONDITIONS
SM SX DCI 1-A.3 GB
3. RATING CONDITIONS
Standard conditions in accordance with ISO 5151, ISO 13253 (for ducted units)
and EN 14511.
Cooling:
Indoor: 27oC DB 19oC WB
Outdoor: 35 oC DB
Heating:
Indoor: 20oC DB
Outdoor: 7oC DB 6oC WB
3.1 Operating Limits
R410A
Indoor Outdoor
Cooling Upper limit 32oC DB 23oC WB 46oC DB
Lower limit 21oC DB 15oC WB -10oC DB
Heating Upper limit 27oC DB 24oC DB 18oC WB
Lower limit 10oC DB -15oC DB -16oC WB
Voltage 1PH 198 – 264 V
3PH N/A
CONTENT

4-1
OUTLINE DIMENSIONS
SM SX DCI 1-A.3 GB
4. OUTLINE DIMENSIONS
4.1 Indoor Unit: SX 9, 12 DCI
4.2 Indoor Unit: SX 18, 24, 30 DCI
CONTENT

4-2
OUTLINE DIMENSIONS
SM SX DCI 1-A.3 GB
4.3 Outdoor Unit: GC 9, 12, 18 DCI
4.4 Outdoor Unit: GC 24, 30 DCI
CONTENT

5-1
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5. PERFORMANCE DATA
5,1 SX 9 DCI
5.1.1 Cooling Capacity (kW) – Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB/WB TEMPERATURE [oC]
OU COIL
ENTERING AIR DB
TEMPERATURE
[oC]
DATA 22/15 24/17 27/19 29/21 32/23
-10 - 20
(protection range)
TC 80 - 110 % of nominal
SC 80 - 105 % of nominal
PI 25 - 50 % of nominal
25
TC 2.42 2.57 2.73 2.89 3.05
SC 2.09 2.13 2.18 2.22 2.26
PI 0.49 0.50 0.51 0.52 0.52
30
TC 2.30 2.46 2.62 2.77 2.93
SC 2.04 2.08 2.12 2.17 2.21
PI 0.54 0.55 0.56 0.57 0.58
35
TC 2.18 2.34 2.50 2.66 2.82
SC 1.98 2.03 2.07 2.11 2.16
PI 0.60 0.61 0.62 0.63 0.64
40
TC 2.07 2.23 2.38 2.54 2.70
SC 1.93 1.97 2.02 2.06 2.10
PI 0.66 0.67 0.68 0.69 0.70
46
TC 1.93 2.09 2.24 2.40 2.56
SC 1.87 1.91 1.95 2.00 2.04
PI 0.73 0.74 0.75 0.75 0.76
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
5.1.2 Capacity Correction Factors
Cooling Capacity Ratio Vs. Outdoor Temperature
0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
20 25 30 35 40 45
Outdoor Temperature [ºC]
Capacity Rati
o
CONTENT

5-2
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.1.3 Heating Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB TEMPERATURE [oC]
OU COIL
ENTERING
AIR DB/WB
TEMPERATURE
[oC]
DATA 15 20 25
-15/-16 TC 2.04 1.89 1.75
PI 0.56 0.61 0.67
-10/-12 TC 2.27 2.12 1.98
PI 0.67 0.73 0.79
-7/-8 TC 2.44 2.30 2.16
PI 0.76 0.82 0.87
-1/-2 TC 2.53 2.38 2.24
PI 0.80 0.86 0.92
2/1 TC 2.58 2.44 2.30
PI 0.83 0.89 0.94
7/6 TC 3.34 3.20 3.06
PI 0.87 0.93 0.99
10/9 TC 3.53 3.38 3.24
PI 0.93 0.98 1.04
15/12 TC 3.71 3.57 3.43
PI 0.98 1.03 1.09
15-24 TC 85 - 105 % of nominal
(Protection Range) PI 80 - 120 % of nominal
LEGEND
TC – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
5.1.4 Capacity Correction Factors
Heating Capacity Ratio Vs. Outdoor Temperature
0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
-15 -10 -5 0 5 10 15
Outdoor WB Temperature [deg C]
Capacity Ration
CONTENT

5-3
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.1.5 Model: SX 9 DCI Cooling – Test Mode
Suction Pressure Vs.Outdoor Temp.
500
600
700
800
900
1000
1100
1200
1300
1400
10 15 20 25 30 35 40 45
Outdoor DB Temperature[ºC ]
Suction Pressure [kPa]
22/15
24/17
27/19
29/21
32/23
Indoor
DB/WB
Discharge Pressure Vs. Outdoor Temp.
1000
1250
1500
1750
2000
2250
2500
2750
3000
3250
3500
3750
4000
10 15 20 25 30 35 40 45
Outdoor DB Temperature[ºC ]
Discharge Pressure [kPa]
22/15
24/17
27/19
29/21
32/23
Indoor
DB/WB
CONTENT

5-4
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.1.6 Heating – Test Mode
Suction Pressure Vs.Outdoor Temp.
200
300
400
500
600
700
800
900
1000
1100
1200
1300
-15 -10 -5 0 5 10 15
Outdoor WB Temperature [ºC]
Suction Pressure [kPa]
15
20
25
Discharge Pressure Vs. Outdoor Temp.
1000
1250
1500
1750
2000
2250
2500
2750
3000
3250
3500
3750
4000
-15 -10 -5 0 5 10 15
Outdoor WB Temperature [ºC]
Discharge Pressure [kPa]
15
20
25
Indoor DB
CONTENT

5-5
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.2 SX 12 DCI
5.2.1 Cooling Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB/WB TEMPERATURE [oC]
OU COIL
ENTERING AIR DB
TEMPERATURE [oC]
DATA 22/15 24/17 27/19 29/21 32/23
-10 - 20
(protection range)
TC 80 - 110 % of nominal
SC 80 - 105 % of nominal
PI 25 - 50 % of nominal
25 TC 3.38 3.60 3.83 4.05 4.27
SC 2.65 2.70 2.75 2.81 2.86
PI 0.77 0.78 0.80 0.81 0.83
30
TC 3.22 3.44 3.66 3.88 4.11
SC 2.58 2.63 2.69 2.74 2.79
PI 0.86 0.88 0.89 0.90 0.92
35
TC 3.06 3.28 3.50 3.72 3.94
SC 2.51 2.57 2.62 2.67 2.73
PI 0.95 0.97 0.98 0.99 1.01
40 TC 2.89 3.12 3.34 3.56 3.78
SC 2.45 2.50 2.55 2.61 2.66
PI 1.04 1.06 1.07 1.08 1.10
46 TC 2.70 2.92 3.14 3.36 3.58
SC 2.37 2.42 2.47 2.53 2.58
PI 1.15 1.16 1.18 1.19 1.21
LEGEND
TC – Total Cooling Capacity, kW
SC – Sensible Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
5.2.2 Capacity Correction Factor
Cooling Capacity Ratio Vs. Outdoor Temperature
0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
20 25 30 35 40 45
Outdoor Temperature [ºC]
Capacity Rati
o
CONTENT

5-6
PERFORMANCE DATA & PRESSURE CURVES
SM SX DCI 1-A.3 GB
5.2.3 Heating Capacity (kW) - Run Mode
230[V] : Indoor Fan at High Speed.
ID COIL ENTERING AIR DB TEMPERATURE [oC]
OU COIL
ENTERING
AIR DB/WB
TEMPERATURE
[oC]
DATA 15 20 25
-15/-16 TC 2.67 2.49 2.30
PI 0.79 0.87 0.95
-10/-12 TC 2.98 2.79 2.60
PI 0.95 1.03 1.11
-7/-8 TC 3.20 3.02 2.83
PI 1.07 1.15 1.23
-1/-2 TC 3.32 3.13 2.94
PI 1.13 1.21 1.29
2/1 TC 3.39 3.20 3.02
PI 1.17 1.25 1.33
7/6 TC 4.39 4.20 4.01
PI 1.23 1.31 1.39
10/9 TC 4.63 4.44 4.26
PI 1.30 1.38 1.46
15/12 TC 4.87 4.68 4.50
PI 1.38 1.46 1.54
15-24 TC 85 - 105 % of nominal
(Protection Range) PI 80 - 120 % of nominal
LEGEND
TC – Total Heating Capacity, kW
PI – Power Input, kW
WB – Wet Bulb Temp., (oC)
DB – Dry Bulb Temp., (oC)
ID – Indoor
OU – Outdoor
5.2.4 Capacity Correction Factors
Heating Capacity Ratio Vs. Outdoor Temperature
0.50
0.60
0.70
0.80
0.90
1.00
1.10
1.20
-15 -10 -5 0 5 10 15
Outdoor WB Temperature [deg C]
Capacity Ration
CONTENT