86-573-87861111-8019
Yuanhua Industrial Park, Haining, Jiaxing, Zhejiang, China
Complete Vacuum Tube Solar Water Heater System STH-200L
Vacuum Tube Solar Water Heater, Solar Water Heater System, Rooftop Solar Water Heater
Material of storage tank
Outer tank: colorful steel, 0.4mm thick
Inner Tank: SUS304, 1.5 mm
thick Insulation Polyurethane foam, 50 mm
working pressure: 6Bar
Daily efficiency: ≥55% (≥42% in winter)
working temperature :60°C ~ -35°C
vacuum tube specifications: 58mm*1800mm
lifetime:15 years
inlet/outlet:3/4″
| Storage Tank | |
| Inner Tank | SUS304-2B food grade stainless steel |
| Inner Tank Thickness | 1.5mm |
| Outer Tank | PVDF 0.4mm which is good at anti corrosion |
| Insulating Layer | Polyurethance Foam 50mm |
| Inlet/outlet | 3/4" |
| Vacuum Tube | |
| Material of the glass tube | Borosilicate glass |
| Absorptive Coating Grade | ALN/AIN-SS/CU |
| Length of Outer Tube | 1800mm |
| Length of Inner Tube | 1755mm |
| Outer Tube Diameter | 58mm |
| Inner Tube Diameter | 47mm |
| Glass Thickness | 1.6mm |
| Distance between two tubes | 75mm |
| Tube holder | UV stabilized nylon |
| Seals | Silicon seal |
| Thermal Expension | 3.3*10-6/º C |
| Absorption coefcient | 95± 1 % |
| Thermal emsision coefcient | 5 ± 1 % |
| Vacuum | P≤ 5.0*10-3 Pa |
| Stagnation Temperature | >200° C |
| Average heat loss | <0.8w/ m2. ° C |
| Maximum strength | 0.8Mpa |
| Resist hailstone | Φ 25mm |
| Resist wind | 30m/s |
| Heat Pipe | |
| Material | TU1 copper |
| Length | 1790mm |
| Condenser material | SUS316L |
| Diameter | Condenser dia 14mm, body dia 8mm |
| Contact sheets | Aluminum fin |
| Support Frame | |
| Material | Galvanized Steel |
| Thickness | 1.5mm |
| Angle | 50° |
| Others | |
| Working pressure | 6Bar |
| Daily efficiency | ≥ 55% (≥ 42% in winter) |
| Working temperature | 60° C ~ -35° C |
| Lifetime | 15 years |
| Optional | |
| Controller | SR609, 35 USD/Pc |
| Electric Heater | 1500W /2000W, 10 USD/Pc |
