Airwell VAR 9 User manual

VAR Series
REFRIGERANT
R410A
COOLING ONLY
Heating (by an heating element)
AUGUST – 2008
Unit Description
Consol VAR 9 R410A
SM VAR 1-A.1 GB
CONTENT

A
LIST OF EFFECTIVE PAGES
SM VAR 1-A.1 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 ........ May 2006
Total number of pages in this publication is 54 consisting of the following:
Page
No.
Revision
No. #
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No.
Revision
No. #
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No.
Revision
No. #
Title ....................... 1
A ........................... 1
i............................. 1
1-1 ........................ 1
2-1 ........................ 1
3-1 ........................ 1
4-1 ........................ 1
5-1 - 5-2 ................ 1
6-1 ........................ 1
7-1 ........................ 1
8-1 ........................ 1
9-1 ........................ 1
10-1-10-2 .............. 1
11-1-11-36............. 1
12-1-12-3 .............. 1
Appendix -A ...........1
• 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 VAR 1-A.1 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. TROUBLESHOOTING ..........................................................................................10-1
11. CONTROL SYSTEM .............................................................................................11-1
12. EXPLODED VIEWS AND SPARE PARTS LISTS.................................................12-1
13. APPENDIX A .........................................................................................................13-1
CONTENT

1-1
INTRODUCTION
SM VAR 1-A.1 GB
1. INTRODUCTION
1.1 General
The new VAR consule unit is an ST (cooling only) and RH (Heating by electrical
element) model.
The new VAR consule is available as LED display types, featuring esthetic design,
compact dimensions, and low noise operation.
1.2 Main Features
The VAR series benefits from the most advanced technological innovations, namely:
•R410A models
• Microprocessor control.
• Back curve centrifugal fan , allowing low noise level operation.
• Easy installation and service.
• Compact dimensions.
1.3 Filtration
The console VAR series presents several types of air filters:
• Easily accessible, and re-usable pre-filters (mesh)
• Carbon and electrostatic filter (optional)
1.4 Control
The microprocessor indoor controller, supplied as standard, provide complete operating
function and programming. For further details please refer to the Operation Manual,
Appendix A.
1.5 Inbox Documentation
Each unit is supplied with its own installation and operation manuals.
CONTENT

2-1
PRODUCT DATA SHEET
SM VAR 1-A.1 GB
Model (Indoor & Outdoor) Unit VAR 9 ST/RH
Characteristics Units Cooling Heating
(by heater)
Capacity (1) Btu/hr 8530 -
kW 2.5 -
Power input (1) kW 0.92 2x0.75
COP (1) W/W 2.61 -
Energy efficiency class A -
Power supply V/ Ph /Hz 230 / 50 / 1
Rated current A 4.2 6.7
Starting current A 18.7
Circuit breaker rating A 10
INDOOR
Fan type & quantity Centrifugal x 1
Fan speeds H/ M/ L RPM 940 / 845 / 760
Air flow H/ M/ L m³/hr 400 / 360 / 315
Sound pressure level (2) H/ M/ L dB(A) 47 / 44 / 42
Sound power level H/ M/ L dB(A) 56 / 53 / 51
Moisture removal L/hr 1
Condensate drain tube I.D mm 9
Dimensions W/ H / D mm 1110 382 240
Weight kg 42
Package dimensions W/ H / D mm 1160 460 335
Packaged weight kg 45
Units per pallet Units 12
Stacking height Units 2
OUTDOOR
Refrigerant control Capillary
Compressor type, model Rotary
Fan type & quantity Centrifugal x 1
Fan speeds H RPM 1300
Air flow H m³/hr 358
Refrigerant type R410A
Refrigerant charge kg 0.66
Operation control type Touch panel
Heating elements kW 2x0.75
Others
(1) Rating conditions in accordance to ISO 5151 and ISO 13253 (for ducted units).
(2) Sound pressure level measured at 1-meter distance from unit.
2. PRODUCT DATA SHEET
2.1 Model: VAR 9 ST/RH
CONTENT

3-1
RATING CONDITIONS
SM VAR 1-A.1 GB
3. RATING CONDITIONS
Rating conditions in accordance with ISO 5151 and ISO 13253 (for ducted units).
Cooling:
Indoor: 27oC DB 19oC WB
Outdoor: 35 oC DB
3.1 Operating Limits
Indoor Outdoor
Cooling Upper limit 32oC DB 23oC WB 43oC DB
Lower limit 21oC DB 15oC WB 21oC DB
Voltage 1PH 208 – 243 V
CONTENT

4-1
OUTLINE DIMENSIONS
SM VAR 1-A.1 GB
4. OUTLINE DIMENSIONS
4.1 Model: VAR 9 ST/RH
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CONTENT

5-1
PERFORMANCE DATA & PRESSURE CURVES
SM VAR 1-A.1 GB
5. PERFORMANCE DATA & PRESSURE CURVES
5.1 Model: VAR 9 ST/RH
5.1.1 Cooling Capacity (kW) Cooling Mode
230V : Indoor Fan at High Speed.
Entering Air DB
OD Coil(oC) Data Entering Air WB/DB ID Coil(oC)
15/21 17/24 19/27 21/29 23/32
15
TC 2.66 2.75 2.82 2.88 2.93
SC 1.72 1.80 1.87 1.91 1.95
PI 0.69 0.69 0.69 0.69 0.70
20
TC 2.57 2.71 2.79 2.86 2.92
SC 1.69 1.78 1.86 1.91 1.94
PI 0.75 0.75 0.75 0.76 0.76
25
TC 2.43 2.63 2.76 2.84 2.91
SC 1.65 1.75 1.84 1.89 1.93
PI 0.81 0.81 0.82 0.82 0.83
30
TC 2.27 2.48 2.67 2.77 2.85
SC 1.59 1.69 1.80 1.85 1.89
PI 0.87 0.88 0.89 0.90 0.91
35
TC 2.11 2.28 2.52 2.65 2.77
SC 1.52 1.63 1.76 1.81 1.85
PI 0.94 0.95 0.97 0.98 0.98
40
TC 1.91 2.08 2.27 2.49 2.61
SC 1.43 1.54 1.67 1.72 1.75
PI 1.01 1.03 1.05 1.06 1.07
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
OD – Outd
OU – Outdoor
(1) Marked area is below standard operating limits.
CONTENT

5-2
PERFORMANCE DATA & PRESSURE CURVES
SM VAR 1-A.1 GB
5.2 Pressure Curves
5.2.1 Cooling
Suction Pressure VS.Outdoor Temp
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
15 20 25 30 35 40
Outdoor Temp.(DB oC )
Suction Pressure (Bar[g])
15/21(WB/DB ºC)
17/24(WB/DB ºC)
19/27(WB/DB ºC)
21/29(WB/DB ºC)
23/32(WB/DB ºC)
Discharge Pressure VS.Outdoor Temp
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
15 20 25 30 35 40
Outdoor Temp.(DB oC )
Discharge Pressure (Bar[g])
15/21(WB/DB ºC)
17/24(WB/DB ºC)
19/27(WB/DB ºC)
21/29(WB/DB ºC)
23/32(WB/DB ºC)
CONTENT

6-1
SOUND LEVEL CHARACTERISTICS
SM VAR 1-A.1 GB
6. SOUND LEVEL CHARACTERISTICS
6.1 Sound Pressure Level
6.2 Sound Pressure Level Spectrum
Room 2
Room 1
0.9M
1.12M
Microphone
A/C JKF 9
Middle of Filter
1.0M
FAN SPEED LINE
HI
ME
LO
CONTENT