Key Features • Split unit with refrigerant piped between outdoor unit and indoor hydrobox or packaged cylinder • All water connections are inside the building • No need for gas supply, flues or ventilation • Single phase power supply with a low starting current* • Low maintenance and quiet operation • Capable of leaving water temperature down to 5ºC in Cooling Mode and up to 60ºC in Heating Mode Domestic Applications • Heating and domestic hot water • Suits vast majority of NZ homes Commercial Applications • Small retail outlets • Dental and doctors’ surgeries • Public sector and commercial buildings Ecodan ATW Split Hot Water Heat Pumps PUHZ-SW OUTDOOR UNITS The Ecodan ATW (Air-to-Water) Split Hot Water Heat Pump ranges from 5kW to 16kW. Designed to suit a wide range of heating and cooling applications, these models offer a viable solution for the varying requirements that domestic and small commercial applications demand. PUHZ-SW75VAA PUHZ-SW120VHA PUHZ-SW160YKA PUHZ-SW50VKA OUTDOOR UNIT PUHZ-SW50VKA PUHZ-SW75VAA PUHZ-SW120VHA PUHZ-SW160YKA† HEATING*1 (A7/W35) Capacity [kW] 5.50 8.00 16.00 22.00 Power Input [kW] 1.24 1.82 3.90 5.24 COP 4.42 4.40 4.10 4.20 HEATING*2 (A2/W35) Capacity [kW] 5.00 7.50 12.00 16.00 Power Input [kW] 1.68 2.21 3.70 5.14 COP 2.97 3.40 3.24 3.11 OPERATING OUTDOOR TEMPERATURE RANGE Heating [°C DB] -15 ~ +21°C -20 ~ +21°C -20 ~ +21°C -20 ~ +21°C DHW [°C DB] -15 ~ +35°C -20 ~ +35°C -20 ~ +35°C -20 ~ +35°C NOISE SPL at 1M*1 [dBA] 46 43 54 62 DIMENSIONS Width [mm] 809+62*3 1050 950 1050 Depth [mm] 300 480 330+30*3 330+40*3 Height [mm] 630 1020 1350 1338 WEIGHT [kg] 43 92 118 136 REFRIGERANT DATA Type R410A R410A R410A R410A Charge (up to 10m Pipe Length) [kg] 1.4 3.0 4.6 7.1*4 Pipe Size - Gas/Liquid [mm(in)] 12.7 (1/2") / 6.35 (1/4") 15.88 (5/8") / 9.52 (3/8") 15.88 (5/8") / 9.52 (3/8") 25.4 (1") / 9.52 (3/8") Connection Type Flared Flared Flared Flared Min–Max Pipe Length [m] 2–40 2–40 2–75 2–80 Max Height Difference [m] 30 30 30 30 ELECTRICAL DATA Electrical Supply 1Ph, 230V, 50Hz 1Ph, 230V, 50Hz 1Ph, 230V, 50Hz 3Ph, 400V, 50Hz Maximum Current [A] 13 22 29.5 19 Fuse Rating [A] 16 25 40 25 *PUHZ-SW50-120 *1 Under normal heating conditions at outdoor temp: 7°CDB / 6°CWB, outlet water temp 35°C, inlet water temp 30°C as tested to BS EN14511. *2 Under normal heating conditions at outdoor temp: 2°CDB / 1°CWB, outlet water temp 35°C, inlet water temp 30°C. *3 Grille. *4 For first 30m, then add additional refrigerant. † Only compatible with Hydrobox ERSE-YM9EC. 10
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