Detailed Product Description

flat plate solar collector GTC-58s-ss series is adopt new heat pipe technology to ensure the high performance with GTC T series vacuum tubes. and it is a special design for swimming pool.it is designed for slip type solar system of thermal application .the manifold is made of anodized aluminum, seamless structure, which is unique products in the world (gtc has patten).the whole system has excellent outlook ,easyly  installation , high performance.etc.) 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 (m?: 3.14/3.50/3.80/4.66
8) Aperture area (m?: 2.52/2.96/3.36/4.20
9) Surface absorber (m?: 2.18/2.30/2.42/3.03
10) Reflector: non
11) Operation pressure (Bar): 8
12) Entry connector size: ? 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 (): 300
24) EN 12975 (solar keymark) in course
25) Date: October 15
26) Efficiency (n0 in %, k1 in W/m, k2in W/m?K?; 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

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