Specifications

Please note: A Sanden Eco® Plus Hot Water Heat Pump System consists of 1 x Heat Pump and 1 x Tank (Refer to ‘STC Rebate Zones’ for System Model Numbers).

Heat Pump

Item No. GAU-A45HPC  
Dimensions  
Weight 48kg
Technical  
Heat Output (at 32.45 ºC ambient / 18.74 ºC cold water inlet) 4.99kW
Electric Input (at 32.45 ºC ambient / 18.74 ºC cold water inlet) 0.84kW
COP (at 32.45 ºC ambient / 18.74 ºC cold water inlet) 5.96^
Refrigerant CO2 (R744)
Water Temperature Setting (Nominal) – from Heat Pump unit 63 ºC
Compressor Scroll, with Inverter Control Technology
Electrical Supply 240V/50Hz/Single Phase
Circuit 20Amps
Operating Noise Level (measured 1m from Heat Pump unit) 37dB
Ambient Air Operating Temperature Minus 10 ºC to Plus 42 ºC
Maximum Operating Water Pressure 850kPa
Maximum Heat Output 6.0kW
Maximum Rated Power Input 2.3kW
Water Connections & Settings  
Inlet ½” BSP, 12.7mm
Outlet ½” BSP, 12.7mm
Country of Manufacture Japan
Warranty 6 Years***

Storage Tank

Item No. SAN-160SAQA SAN-250SAQA SAN-300SAQA SAN-315SAQA SAN-315VE
H Height 970mm 1428mm 1891mm 1748mm 1626mm
A Hot Water Outlet & PTR Valve 753mm 1212mm 1693mm 1531mm 1432mm
C Sensor Port 249mm 708mm 1086mm 1027mm 1111mm
B Cold Water Inlet / Heat Pump Flow 223mm 222mm 208mm 221mm 115mm
D Diameter 621mm 621mm 580mm 621mm 638mm
  Weight 29kg 45kg 50kg 55kg 90kg
  Storage Capacity 160L 250L 300L 315L 315L
  Inner Tank Stainless Steel Stainless Steel Stainless Steel Stainless Steel Vitreous Enamel
Water Connections & Settings
Tank Relief Valve Setting (PTR Valve) 850(kPa) 850(kPa) 850(kPa) 850(kPa) 850(kPa)
Expansion Control Valve Setting (ECV) 700(kPa) 700(kPa) 700(kPa) 700(kPa) 700(kPa)
Maximum Mains Pressure Settings
With ECV 500(kPa) 500(kPa) 500(kPa) 500(kPa) 500(kPa)
Inlet Water Operating Pressure 500(kPa) 500(kPa) 500(kPa) 500(kPa) 500(kPa)
Adjustable Tempering Valve 1400(kPa) 1400(kPa) 1400(kPa) 1400(kPa) 1400(kPa)
Hot and Cold Connection Rp 20 (3/4″)
Female
Rp 20 (3/4″)
Female
Rp 20 (3/4″)
Female
Rp 20 (3/4″)
Female
Rp 20 (3/4″)
Female
Watermark Licence No. WM-022333 WM-022333 WM-022333 WM-022333 WM-022333
Colour Surfmist &
Ironstone Ends
Surfmist &
Ironstone Ends
Surfmist &
Ironstone Ends
Surfmist &
Ironstone Ends
Surfmist &
Ironstone Ends
Country of Manufacture Australia Australia Australia Australia Australia
Warranty 15 Years
Prorata***
(Excludes WA)
15 Years
Prorata***
(Excludes WA)
15 Years
Prorata***
(Excludes WA)
15 Years
Prorata***
(Excludes WA)
10 Years
Prorata***
(All States)

Note: Materials and specifications are subject to change without notice.

^ Tested under AS/NZ5125.1:2014 requirements
*** See Warranty Information for full details