| Model | NF15 | NF20 | NF30 |
| Water tank | Circulation type | Direct circulation |
| Tank capacity | 150L | 200L | 300L |
| External dimension(mm) | φ540*1020 | φ540*1320 | φ580*1950 |
| Outer tank material | Color coating galvanized steel |
| lnner tank material | SUS 304 Stainless steel/0.5mm |
| Man working pressure | 0.05Mpa |
| Electric element | 1.5KW |
| Flat Solar Collector | Dimension(L*W*T)(mm) | 2000*1000*80 | 2000*1000*80 | 2000*1000*80 |
| Total area | 2.0m2*1pcs | 2.0m2*1pcs | 2.0m2*2pcs |
| Absorber material | Al.full plate |
| Absorber coating | Select black chrome/Blue coating |
| Header pipe | Red copperφ22*0.6 |
| Riser pipe | Red copperφ10*0.5 |
| Quantity of riser pipe | 7pcs |
| Welding | Laser welding |
| Cover material | Low iron tempered textured glass |
| Frame material | Anodised aluminium alloy |
| lnsulation material | Fiber glass |
| Piping connector size | φ22 |
| MountingBracket | Material | Galvanized steel |
| Bracket style | A:Flat foof B:Sloping roof |
| Circulation pipe material | 304 Stainless steel corrugared pipe3/4" |
| Connection & fittings | Connection fittings | φ22mm*G3/4" |
| T/Ppressure relief valve | / |
| Controller(selective) | Automatical control of the electric element and monitor the water temperature |
| Weight(empty)(kg) | 76 | 110 | 139 |
| Weight(filled)(kg) | 226 | 310 | 439 |
Complaint
