Products

Solar Water Heater

Solar Water Heater

  • Welding less technology upto 300LPD.
  • SS304 grade stainless inner tank upto 300LPD.
  • MS Epoxy/PP coated inner tanks for hard water Applications. hardness above 500 LPD for 500 and above capacity.
  • Available in any capacity.
  • High level vacuum and 3 layer copper selective coating ensure high efficiency in Hot water.
  • The stainless steel 304 grade inner tank is insulated with high density PUF by automatic filling machine to reduce the heat loss in over night.
  • Aluminium reflectors increase the efficiency & performance.
  • Electrical back up for cloudy whether.
  • Special design supported stand on galvanized steel with powder coating.

Technical Specification

CAPACITY/DESCRIPTION 100 LPD 150 LPD 200 LPD 250 LPD 300 LPD 500 LPD 1000 LPD
TANK MATERIAL SS 304 SS 304 SS 304 SS 304 SS 304 SS 304 SS 304
System Type Integrated Integrated Integrated Integrated Integrated Manifold Manifold
Insulation PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm
Outer Tank Material Pre Coated Galvonized Steel Pre Coated Galvonized Steel Pre Coated Galvonized Steel Pre Coated Galvonized Steel Pre Coated Galvonized Steel Powder Coated Aluminum Powder Coated Aluminum
Collector Area [Sqm] 1.64 2.46 3.28 4.1 4.92 5.52 11.04
Number Of Tubes 10 15 20 25 30 50 100

Tube Specification For 58 Mm Diameter X 1800 Mm Length Three Layer

Length 1800 MM
Outer Tube Diameter 58 MM
Inner Tube Diameter 47 MM
Glass Thickness 1.6 MM
Thermal Expansion 3.3 x 10-6 K
Material BOROSILICATE GLASS 3.3
Absorptive Coating CU
Method Of Deposition DC REACTIVE SPUTTERING
Absorption >92% [AM 1.5]
Emmittance <8%W/[800C]
Vaccum P<5X10-3Pa
Temperature >3000C
Heat Loss <0.8W/[M20C]
Pressure " Endure Ability 1MPa
Lifetime 20 Years


Raija EPC

  • Sleek tank, stand and collector assembly upto 300 LPD.
  • Non weld technology upto 300 LPD.
  • High efficiency leak proof Flat plate Collectors.
  • Highly suitable for soft water regions.
  • Capacities availability: 100 LPD, 150 LPD, 200 LPD, 300LPD, 500 LPD & 1000 LPD.

Technical Specification

CAPACITY/ DESCRIPTION 100 LPD 150 LPD 200 LPD 300 LPD 500 LPD 1000 LPD
TANK MATERIAL SS 304 SS 304 SS 304 SS 304 SS 304 SS 304
INSULATION PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm PUF 40-50 mm
Outer Tank Material Pre Coated Galvonized Steel Pre Coated Galvonized Steel Pre Coated Galvonized Steel Pre Coated Galvonized Steel Powder Coated Aluminum Powder Coated Aluminum
No OF FINS 9 12 9 9 9 9
COLLECTOR AREA [SQM] 2 2.135 4 6 8 16
NUMBER OF COLLECTORS 1 1 2 3 4 8

FLAT PLATE COLLECTOR SPECIFICATION As per BIS Spec. No. IS -12933 Part 1 " 5

Type Aluminum-Copper
Collector size 2030 x 1030 x 100 mm + 5 mm
Collector Frame Extruded Aluminum
Finish Powder coated PO Red
Glass retainer Extruded Aluminum
Finish Powder coated Golden Yellow
Header Copper " 1" ", 0.71 mm thick
Riser Copper " "" ", 0.56 mm thick
Fin Aluminum " 0.12 mm thick
Width of Fin 115 mm
Number of Fins 09
Bottom sheet Aluminum sheet, riveted & sealed with silicone Sealant from inside.
Glass 2000x1000mm, toughened, solar grade, 4mm Thick & efficiency 85%>
Glass Beading EPDM
Grommets EPDM
Flanges Brass
Bottom Insulation Fiberglass wool, 25 mm thick
Side Insulation Fiberglass wool, 25 mm thick
Reflective foil Aluminum
Frame Corners Sealed from inside with Silicone Sealant
Fasteners SS 304 grade
Coating Selective, black chrome " NALSUN Absorptivity > 0.95, Emissivity < 0.2
Bonding between Fin & Raiser Ultrasonic welding
Bonding between Header & Raiser Silver Brazing
Test pressure 5.0 kgs./sq.cm
Packing Packed in HDPE bags

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