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Technical Manual DUO N Series DUO Outdoor Models DUO OU7 (9+9) DUO OU7 (9+12) REFRIGERANT HEAT PUMP R410A COOLING ONLY TM DUO N A 0 GB SEPTEMBER - 2005...
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LIST OF EFFECTIVE PAGES 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.
Each indoor unit is supplied with its own installation and operation manuals, an additional instillation guide is provided in the DUO outdoor package. Matching Table INDOOR UNITS OUTDOOR UNITS MODEL REFRIGERANT WNG9 WNG12 ALPHA 9 ALPHA 12 √ √ DUO 9+9 ST/RC R410A √...
PRODUCT DATA SHEET PRODUCT DATA SHEET Model Indoor Unit WNG 9+9 Model Outdoor Unit OU7-0909 Installation Method Wall Mounted Characteristics Units Cooling Heating Btu/hr 19520 18315 Capacity 5.72 5.37 Power Input 1.79 Power Supply V/Ph/Hz 230/1/50+/-10% Rated Current Starting Current 37.4 Circuit Breaker Rating Fan Type &...
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PRODUCT DATA SHEET Model Indoor Unit WNG 9+12 Model Outdoor Unit OU7-0912 Installation Method Wall Mounted Characteristics Units Cooling Heating Btu/hr 20230 20910 Capacity 5.93 6.13 Power Input 2.07 1.97 2.86 Power Supply V/Ph/Hz 230/1/50 Rated Current Starting Current Circuit Breaker Rating Fan Type &...
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PRODUCT DATA SHEET Model Indoor Unit Alpha 9+9 Model Outdoor Unit OU7-0909 Installation Method Wall Mounted Characteristics Units Cooling Heating Btu/hr 17400 18425 Capacity Power Input 1.84 1.86 Power Supply V/Ph/Hz 230/1/50 Rated Current Starting Current 37.4 Circuit Breaker Rating Fan Type &...
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PRODUCT DATA SHEET Model Indoor Unit ALPHA 9+12 Model Outdoor Unit OU7-0912 Installation Method Wall Mounted Characteristics Units Cooling Heating Btu/hr 19815 21020 Capacity 5.81 6.16 Power Input 2.06 2.09 2.82 2.94 Power Supply V/Ph/Hz 230/1/50+/-10% Rated Current Starting Current Circuit Breaker Rating Fan Type &...
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PRODUCT DATA SHEET Capacity & Additional Charge Table 2.1.1 DUO 9+9 RC Additional Refrigerant Charge Lable (as show on unit). 2.1.2 DUO 9+9 ST Additional Refrigerant Charge Lable (as show on unit). CAPACITY AND ADDITIONAL CHARGE FOR VARIOUS APPLICATIONS UNIT 1 UNIT 2 UNIT 1 UNIT 2...
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PRODUCT DATA SHEET 2.1.3 DUO 9+12 RC Additional Refrigerant Charge Lable (as show on unit). CAPACITY AND ADDITIONAL CHARGE FOR VARIOUS APPLICATIONS UNIT 1 UNIT 2 UNIT 1 UNIT 2 ALPHA 12 ALPHA 9 WNG 12 WNG 9 INDOOR WAF 12 WAF 9 FLO 12 FLO 9...
RATING CONDITIONS RATING CONDITIONS Standard conditions in accordance with ISO 5151, ISO 13253 (for ducted units) and EN 14511. Cooling: Indoor: C DB 19 C WB Outdoor: 35 C DB Heating: Indoor: C DB Outdoor: 7 C DB 6 C WB Operating Limits Indoor Outdoor...
OUTLINE DIMENSIONS OUTLINE DIMENSIONS Indoor Unit: Alpha 9 Indoor Unit: Alpha 12 Service Manual - DUO Series...
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OUTLINE DIMENSIONS Indoor Unit: WNG 9, 12 Outdoor Unit: DUO OU7 Service Manual - DUO Series...
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PERFORMANCE DATA & PRESSURE CURVES PERFORMANCE DATA DUO ALPHA (9+9):Room A + Room B 5.1.1 Cooling Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR WB/DB ID COIL ( °C) ENTERING AIR DATA DB OU COIL (°C) 15/21 17/24 19/27...
PERFORMANCE DATA & PRESSURE CURVES 5.1.2 Heating Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR DB ID COIL ( °C) ENTERING AIR WB OU COIL ( °C) 3.12 1.49 3.00 1.58 2.88 1.66 3.36 1.53 3.24 1.61...
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PERFORMANCE DATA & PRESSURE CURVES 5.2.3 Heating. Suction Pressure VS.Outdoor Temp 11.0 10.0 15 DB (ºC) 20 DB (ºC) 25 DB (ºC) Outdoor Temp.( WB Discharge Pressure VS.Outdoor Temp 25 DB (ºC) 20 DB (ºC) 15 DB (ºC) Outdoor Temp.( WB Service Manual - DUO Series...
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PERFORMANCE DATA & PRESSURE CURVES DUO ALPHA (9+12):Room A + Room B 5.3.1 Cooling Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR WB/DB ID COIL ( °C) ENTERING AIR DATA DB OU COIL (°C) 15/21 17/24 19/27...
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PERFORMANCE DATA & PRESSURE CURVES 5.3.2 Heating Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR DB ID COIL ( °C) ENTERING AIR WB OU COIL ( °C) 3.56 1.67 3.42 1.78 3.29 1.87 3.83 1.71 3.69 1.81...
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PERFORMANCE DATA & PRESSURE CURVES 5.4.6 Heating. Suction Pressure VS.Outdoor Temp 10.0 15 DB (ºC) 20 DB (ºC) 25 DB (ºC) Outdoor Temp.( WB Discharge Pressure VS.Outdoor Temp 25 DB (ºC) 20 DB (ºC) 15 DB (ºC) Outdoor Temp.( WB 5-10 Service Manual - DUO Series...
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PERFORMANCE DATA & PRESSURE CURVES DUO WNG (9+9):Room A + Room B 5.5.1 Cooling Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR WB/DB ID COIL ( °C) ENTERING AIR DATA DB OU COIL (°C) 15/21 17/24 19/27...
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PERFORMANCE DATA & PRESSURE CURVES 5.5.2 Heating Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR DB ID COIL ( °C) ENTERING AIR WB OU COIL ( °C) 3.10 1.43 2.98 1.53 2.86 1.60 3.34 1.47 3.22 1.55...
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PERFORMANCE DATA & PRESSURE CURVES 5.6.3 Heating. Suction Pressure VS.Outdoor Temp 10.0 15 DB (ºC) 20 DB (ºC) 25 DB (ºC) Outdoor Temp.( WB Discharge Pressure VS.Outdoor Temp 25 DB (ºC) 20 DB (ºC) 15 DB (ºC) Outdoor Temp.( WB 5-14 Service Manual - DUO Series...
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PERFORMANCE DATA & PRESSURE CURVES DUO WNG (9+12): Room A + Room B 5.7.1 Cooling Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR WB/DB ID COIL ( °C) ENTERING AIR DATA DB OU COIL (°C) 15/21 17/24 19/27...
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PERFORMANCE DATA & PRESSURE CURVES 5.7.2 Heating Mode at 7.5m Tubing Connection. 230V : Indoor Fan at High Speed. ENTERING AIR DB ID COIL ( °C) ENTERING AIR WB OU COIL ( °C) 3.54 1.58 3.41 1.68 3.27 1.76 3.81 1.62 3.67 1.70...
PERFORMANCE DATA & PRESSURE CURVES Capacity Correction Factor Due to Tubing Length 5.9.1 DUO (9+9),(9+12) 5.9.2 Cooling TOTAL TUBING LENGTH 7.5m 1.02 0.99 Minimum recommended tubing length between indoor and outdoor units is 3m. 5.9.3 Heating TOTAL TUBING LENGTH 7.5m 1.02 0.92 0.85...
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SOUND LEVEL CHARACTERISTICS SOUND LEVEL CHARACTERISTICS Outdoor Units Fig.1 Microphone Distance from Unit Sound Pressure Level Spectrum (Measured as Figure 1) OU7- 0909 RC/ST Cooling OU7-0909 RC/ST Heating NC-70 NC-70 NC-60 NC-60 NC-50 NC-50 NC-40 NC-40 NC-30 NC-30 APPROXIMATE APPROXIMATE THRESHOLD OF THRESHOLD OF HEARING FOR...
ELECTRICAL DATA ELECTRICAL DATA DUO (9+9), (9+12) Power Supply 1 PH, 220-240 VAC, 50Hz Connected to Outdoor Starting Current - 9/12 37.4/43 Circuit breaker 16 A Power supply wiring - No. x cross section 3 X 2.5 mm Interconnecting cable - No. x cross section 6 X 1.5 mm + 2 X 0.5 mm (OCT Sensor)
REFRIGERATION DIAGRAMS REFRIGERATION DIAGRAMS 10.1 DUO (9+9), (9+12) 10.1.1 Cooling Mode 10.1.2 Heating Mode 10.1.3 Cooling Only Service Manual - DUO Series 10-1...
CONTROL SYSTEM CONTROL SYSTEM 12.1 General The control and logic system is managed by the indoor PCB controler with regards to all functions and protections excluding Deicing. The DUO OU7 R410A is equiped with stand -alone internal deicer integrated on the outdoor PCB (TYPHOON - 4A 6.2). 12.1.1 Deicing opration: The outdoor coil temp ‘...
TROUBLESHOOTING TROUBLESHOOTING Service Manual - DUO Series 13-1...
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TROUBLESHOOTING 13-2 Service Manual - DUO Series...
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78284 GUYANCOURT Cedex Tél. 33 1 39 44 78 00 Fax 33 1 39 44 11 55 www.airwell.com With a concern for a constant improvement, our products can be modified without notice. Photos non contractual. 1 bis,Avenue du 8 Mai 1945...