high efficiency flat plate solar thermal collector for project

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Product details

Specifiaction
1	Dimention	2000100080 (mm)
2	The area of the absorber/effective area	1.85 (m2)
3	Net weight	32 kgs
4	The coating material	Tempered textured with low iron content
5	The thickness of the coating	3.2mm
6	The throughput of the coating/transparency	92%
7	The coating material of the absorber	Black chrome
8	The sheet absorber	Aluminium/0.4 mm
9	The type of tubes in the absorber	Manifold
10	Absorption/ absorption	≥ 95 ±2%
11	Emissivity/emissivity	≤ 5 ±2%
12	Material of connecting pipes	Copper ø22 mm ×0,7±0,1
13	Tube material absorber	Copper ø8 mm×0.5 mm
14	Maximum working pressure/recommended	0,6/0,25-0,3 (MPa)
15	The maximum operating temperature	90-120 Degrees
16	Welding method	Laser welding the surface of the absorber with copper pipes
17	The volume of fluid	1,3±0,1 L
18	The recommended relative flow rate	60-120 L/h·m2
19	Max power G=1000W/m2 per collector	1.25kw
20	Thermal efficiency	74%
21	Coefficient of heat loss a1/k1	4.05 W/m2·K
22	Coefficient of heat loss a2/k2	0.03 W/m2·K
23	Maximum brake temperature for ambient conditions of 1,000 W/m2 and 30°C	160-195 °C
24	Insulation material	Fiberglass
25	The thickness of the bottom/side of insulation	30/20 mm
26	Frame/thickness	Aluminum alloy/ 1.2mm
27	The bottom plate	Galvanized sheet
28	Frame colour	dark
29	Assembly	Vertical
30	Warranty	5 years
31	Certificates of conformity	ISO9001; ISO14001; CE