pressurized type solar water heater

solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector, solar collector GTC-58s-ALUseries pressurized solar collector is adopt new heat pipe technology to ensure the high performance with GTC T series vacuum tubes. it is designed for slip type solar system of thermal application.the manifold is made of anodized aluminum, seamless structure, which is unique productsin the world (gtc has patten).the whole systemhas excellent outlook ,easyly installation, high performance,...etc struckture, it is becoming the one of professional products accepted by worldwide users in different field,like domestic hot water supply ,big project like:central heating,house heating,greenhouse,hotel,hospital,scool,super market/mall, and industry project or any other hot water using area.GTC egineering team will develope and make designe according to customer's requirements .GTC-58s-ALU seireis can supply from 10 tube,12tube,15tube,18tube,20tube,24tube,30tube per unit, and tank/cylinder capacity from 150L ,200L,300L,500L......2ton or more 1) Model no.: GTC-58-alu 2) Adopts U pipe technology 3) No of tubes: 18, 20, 24, 30 4) Disassemble: no 5) Total length (m): 1.65/1.90/2.00/2.45 6) Total width (m): 1.9 7) Gross absorb area (m²): 3.14/3.50/3.80/4.66 8) Aperture area (m²): 2.52/2.96/3.36/4.20 9) Surface absorber (m²): 2.18/2.30/2.42/3.03 10) Reflector: non 11) Operation pressure (Bar): 8 12) Entry connector size: ½" male/copper tube 13) Material of manifold: anodized aluminum, 2mm 14) Material of U pipe and manifold head: TU1 copper 15) Insulation of manifold: polyurethane 16) Slot of thermic sensor: yes 17) Cold resistance: -30 18) Liquid capacity: 2.8/3.2/3.80/4.70 19) Total weight (kg): 39/42/47/65 20) Min. flow (L/m): 120 21) Typical flow (L/m): 150 22) Max. flow (L/m): 600 23) Stagnation temperature (°C): 300 24) EN 12975 (solar keymark) in course 25) Date: October 15 26) Efficiency (n0 in %, k1 in W/m²K, k2in W/m²/K²); n0=0.77, k1=1.47, k2= 0.0051 Tubes: 1) Hail resistance: ≤25 2) Diameter of tube (mm): 58 3) Glass quality: borosilicate, 3.3 (T=0.91) 4) Thickness (mm): 1.7 5) Vacuum degree (Pa): 3 x 10-3 6) Absorb rate: ≥0.94 7) Reflecting emission: <0.06 8) Material of coating: SS-C/CU solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy, solar energy,