Specifications

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             Vacuum Tube Solar Water Heaters, Renewable Energy, Solar Energy System             

solar  collector Material and Features:                                                                     

solar collector Tank	Inner Tank Thickness	1.5 mm/1.8mm/2.0mm
	Outer Tank Thickness	0.5 collector mm
	Inner Tank Material	SS 304
	Outer Tank Material	Galvanized steel/Stainless steel
	Color	According to customers'
Solar collector Bracket	Bracket Material	Galvanized steel Powder Coated
	Thickness	1.2mm
	Color	According to customers'
Solar collector Reflector	Material	stainless steel/Aluminium Alloy
	Type	Strip Type
Solar collector Insulation	Material	PUF
	Thickness	50 mm
Solar collector  Capacity	100,150,200,250,300,400,500 Liters
Solar collector  Warranty	5 years

solar collector vacuum tube Material and Features:                                               

Tube structure		All-glass double-tube co-axial structure
Glass material		Borosilicate 3.3glass
Outer tube diameter and glass thickness		Φ =47± 0.7mm & T=1.6mm ± 0.15mm
		Φ =58± 0.7mm & T=1.6mm ± 0.15mm
Inter tube diameter and glass thickness		Φ =37± 0.7mm & T=1.6mm ± 0.15mm
		Φ =47± 0.7mm & T=1.6mm ± 0.15mm
Tube length		1500mm, 1800mm
	Coating material	AL-N/SS/Cu
Absorber coating	Sediment method	Three Targets magnetron sputtering plating
	Absorption	a: ≥92%(AM1.5)
	Emittance	ε ≤ 3.4% (80° C± 5° C)
Vacuum degree		P ≤ 5.0× 10 -3 Pa
Hail resistance		Φ 25 mm
Pressure-endure		0.8 Mpa
Temperature-endure		250° C
Life		> 15 years

solar collector Working Principle:                                                                                

 

  

solar collector Details Pictures:                                                   

 

 

 

 

 

solar collector Loading Ability:                                                     

 

Model	Vacuum Tube		Tank	Loading Qty
	Size /mm	No	Capacity/L	20GP	40GP	40HQ
GDL-SP58-1800-12	58×1800	12	120	150	313	367
GDL-SP58-1800-15	58×1800	15	150	129	267	313
GDL-SP58-1800-18	58×1800	18	180	108	223	261
GDL-SP58-1800-20	58×1800	20	200	99	205	240
GDL-SP58-1800-24	58×1800	24	240	90	187	219
GDL-SP58-1800-30	58×1800	30	300	75	155	181

 

solar collector Thickness Measure and Argon Welding                                          

 

 

 

 

solar collector Main Production Line                                                                         

 

 

 

solar collector Quality Control                                                                                    

 

 

 

solar collector Certificates                                                                                         

 

 

 

Solar collector Exhibition