Solar Water Heating

Pre-Heated Vacuum Tube Solar Water Heater With Copper Coil

Pre-Heated Vacuum Tube Solar Water Heater With Copper Coil

Models Vacuum Tube Aperture Area (EN) Copper Coil Tank / Total Volume Dia. of Inner / Outer Tank
Size Number Distance Inner Surface Volume
RPA 58-1800-20 Dia.: 58 mm
L: 1800 mm
20 pcs 80 mm 1.89 m2 0.653 m2 1.698 L 170 / 230 L 360 mm
/
470 mm
RPA 58-1800-24 24 pcs 2.26 m2 0.784 m2 2.038 L 200 / 275 L
RPA 58-1800-30 30 pcs 2.83 m2 0.905 m2 3.256 L 250 / 345 L
RPA 58-1800-36 36 pcs 3.39 m2 1.086 m2 3.907 L 300 / 410 L
Optional Accessories:>
Electric Heater, Magnesium Rod, Assistant Tank, Solar Controller.
Tube number and tank volume can be adjusted according to customers’ requirements.

Materials
RPA
Outer Tank Aluminum-Zinc Steel, 0.4 mm.
Inner Tank Stainless Steel 304/2B, 0.5 mm.
Insulation Polyurethane Foam, 55 mm
Vacuum Tube AL-N-AL or SS-CU-ALN/ALN 58-1800
Copper Coil RPA 58-1800-20: Dia. 12mm, thickness 0.8mm, length 20m.
RPA 58-1800-24: Dia. 12mm, thickness 0.8mm, length 24m.
RPA 58-1800-30: Dia. 16mm, thickness 0.8mm, length 20m.
RPA 58-1800-36: Dia. 16mm, thickness 0.8mm, length 24m.
Frame & Stand parts Galvanized Steel with Powder Coating, 1.5 mm thick.
Materials and sizes can be adjusted according to customers’ requirements.