Specifications

non-pressure compact solar hot water heater with feeder tank
1. mounted on the roof
2. hot water for 72 hours
3. OEM

non-pressure solar water heater, compact solar hot water system

Feature:

1. the coating inside of the vacuum tube absorbs the solar energy.

2. water inside of the vacuum tube is heated by the coating layer. 

3. the vacuum tubes insert into the non-pressure tank, so the hot water and cold water can circulate by themselves because of different density.

4. non-pressure tank with PU layer keeps the water hot and store the water.

5. open loop type, hot water is supplied to the shower room because of water drop.

6. easy to install and high heat transfer rate over 95%.

7. if add the feeder tank, it could load the water automatically and reduce the water pressure.

8. it is also applied in the water supply system with big storage tank and widely used in Middle East, South America  

 

Model	Aperture area(M2)	vacuum tube			volume(L)	packing volume(m³)	Gross wet(KGS)	container loading(set)
		dia(mm)	length(mm)	qty(pcs)				20GP	40GP	40HQ
XKNP58-1800-15	2.1	58	1800	15	135	0.58	56	43	93	117
XKNP58-1800-18	2.51	58	1800	18	162	0.68	67	36	79	100
XKNP58-1800-20	2.92	58	1800	20	180	0.73	75	34	73	93
XKNP58-1800-24	3.33	58	1800	24	216	0.88	89	28	61	77
XKNP58-1800-30	4.14	58	1800	30	270	1.06	111	23	50	64
XKNP58-1800-34	4.76	58	1800	34	306	1.22	126	20	44	55
XKNP58-1800-36	5.04	58	1800	36	324	1.31	130	19	41	51

 

 

Product Model	XKNP58-1800
Vacuum tube	58-1800mm co-axial structure high borosilicate 3.3 glass vacuum tube with tube wall thickness of 1.8mm.
Inner tank	diameter 360mm, SUS304-2B Stainless Steel with thickness of 0.4/0.5/0.6mm
Outer tank	dia.460mm, zinc steel plate 0.4mm
Frame	zinc steel painted plate 1.5mm, 0°,25°,38°,45°
Capacity of water tank	90-324L, 40L/person for Max consumption
Heat preservation layer	high pressure automatic polyurethane foaming layer with thickness of 50mm
Inlet/outer/air vent	SUS304/2B stainless steel, ½ inch or ¾ inch
Assistant tank	5L/8L/10L/20L
Bolts and nuts	stainless steel
Optional accessories	Controller, electric heater, assistant Tank, magnesium rod
Test pressure	0.05Mpa
Working pressure	0.025 Mpa
Heat preservation hours	48-72 hours
Hailstone resistance	Dia≤25mm
Guaranty	3 years for Water tank, 5 years for vacuum tube and frame
Min Order	1 set
Sample regulation	Client should pay product cost and sea freight