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300L all stainless steel non pressure evacuated tube solar hot water heater

Non pressure compact 300liter solar water heater with 30 solar vacuum tubes, all stainless steel water tank and stand parts, anti corrosive , high efficiency, low price, easy installation, suitable for most coast areas and islands. 
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  • RNE-NS-30

  • SOLARAVEN

  • 841912

300L Non pressure compact all stainless steel solar water heater with solar vacuum tubes

Non pressure 300liter all stainless solar water heater with 30 solar vacuum tubes, anti corrosive, high efficiency, low price, easy installation and no maintaince. It is the best simple solar water heater in the world. 

The solar hot water heater 300liter capacity is suitable for a 6 person family hot water needs. It is all stainless steel solar water heater with a stainless steel water tank , stainless steel stand frame, and all glass solar vacuum tubes. 

The vacuum tube solar water heater is invented and mass production in China. It is already 30 years experience of vacuum tube solar water heaters installed on rural areas in China. It is imported a lot to other countries recent years. 

This type of solar water heater is specially designed for low income families to save electricity cost of hot water. It is widely used in rural areas in Asia, middle east, south america, and most africa countries. 

The non pressure vacuum tube solar water heater hot water capacity is from 100liter to 300liter. It could be installed on pitch roof and flat roof. The water tank is open vented, so it is non pressure solar hot water system. 



IMG_0857


The solar water heater adopts solar vacuum tube technology, the solar evacuated tubes absorber will collect heat from the sunlight and transfer into water inside the tubes. The tube water is heated to rise up and tank cold water sink down to creat a circulation, called thermosiphon effect. The water tank will be gradully full of hot water as the tubes keep collecting heat from the sunlight.  It is no need of electricity heating. It is only by solar thermal heating. 

11




Non pressure all stainless steel solar water heater specification:

Model

Solar Vacuum Tube

Capacity

Absorber Area

Suitable for

Pcs

Size(mm)

(L)

(㎡)

(Persons)

RNE-NS-10

10

58×1800

100

1.330

2

RNE-NS-15

15

58×1800

150

1.995

3

RNE-NS-20

20

58×1800

200

2.660

4

RNE-NS-25

25

58×1800

250

3.325

5

RNE-NS-30

30

58×1800

300

3.990

6


More details of  non pressure all stainless steel solar heater technical data :

Non Pressure   Solar hot water heater with solar vacuum tubes

Solar hot water tank

1

Material of   Outer Tank Shell

Galvanized steel with anti corrosive paint

2

Material of   Inner Tank Chest

stainless steel 304 2B or 316L

3

Water Tank   Diameter

【460/360MM】

4

Water Tank   Insulating Layer

Imported   Polyurethane,High Density,【50MM】

5

Heat   Preservation Period

72~80Hours

6

Welding Method

Argon Arc   Welding

Solar Vacuum Tube

7

Solar vacuum tube structure

All-Glass Double   Co-Axial Structure

8

Glass Material

High   Borosilicate 3.3 Glass

9

Tube Size

【diameter 58MM* length 1800MM or 1500MM】 

10

Outer Tube   Dia.&Glass Thickness

φ58±0.7mm,Glass   Thickness 1.6±0.15mm

11

Inner Tube   Dia.&Glass Thickness

φ47±0.7mm,Glass   Thickness 1.6±0.15mm

12

Coating Material

【CU/SS-ALN(H)/SS-ALN(L)/ALN】

13

Sediment Method

Tri-Element   Magnetron Sputtering Plating

14

Absorb Ratio

>96%(AM1.5)

15

Thermal   Emissivity

≤6%/(80℃)

16

Hail Resistance

φ25mm

Solar water heater 

Bracket

17

Bracket Material

【stainless steel  304 or 316L】

18

Bracket Angle

【25°】

19

Bolts&Muts

Stainless Steel

Assistant Tank

20

Assistant Tank   Material

Stainless steel 

21

Assistant Tank   Capacity

【5L/8L/20L】

22

Assistant Tank   Model

Vertical/Horizontal,Optional


300L non pressure all stainless steel solar water heater with 30pcs solar vacuum tubes. 

IMG_1196








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