China 2012 Most Popular 12 Bar Pressure Solar Vacuum Tube Collectors

Solar vacuum tube collector
1. Certificate: SRCC, Solar keymark, EN12975, ISO, SGS, CE, CCC
2. Lifetime: 15years
3. Deliverly time: 10-15days
4. Best performance
Latest solar keymark list:
SCM12-58/1800-02
SCM15-58/1800-02
SCM20-58/1800-02
SCM25-58/1800-02
SCM30-58/1800-02
Better efficiency, better price
Manifold(exterior): Aluminum alloy
Glass tube dimensions: 58mmX1.8m
Daily efficiency: >55%
Hail resistance: 25mm
Max pressure: 12Bar
Coating of vacuum tube: ALN/AIN-SS/CU
Heat pipe: Anti-freezing>-35C
Solar keymark certificate types:
SCM12-58/1800
SCM15-58/1800
SCM20-58/1800
New Solar Keymark certificate types:
SR10-58/1800
SR15-58/1800
SR20-58/1800
SR30-58/1800
SRCC certificate types:
SR10-58/1800
SR15-58/1800
SR20-58/1800
SR30-58/1800

Model nameSCM12-58/1800SCM15-58/1800SCM20-58/1800
number of tubes121520
Gross size(mm)1010*1980 (W*L)1235*1980 (W*L)1610*1980 (W*L)
aperture area M21.1081.3971.876
Absorber area M20.9641.1991.603
flat roof installation size1420*1010*1420mm (L*W*H)1420*1235*1420mm (L*W*H)1420*1610*1420mm (L*W*H)
weight empty (KG)40.75664.4
fluid volume( L)0.811.37
Heat transfer mediumpure water/glycolpure water/glycolpure water/glycol
working pressure6 bar6 bar6 bar
Max testing pressure12 bar12 bar12 bar
Max working temperature280° C280° C280° C
efficiency n°0.7880.790.795
inlet/outlet connection 22mm22mm22mm
manifold packing mm1*2000*200*1601*2000*200*1601*2000*200*160
tubes packing mm1*1940*280*2701*1940*350*2702*1940*350*180
certificateEN12975-1, 2 SOLAR KEYMARKEN12975-1, 2 SOLAR KEYMARKEN12975-1, 2 SOLAR KEYMARK

Material

vacuum tubehigh borosilicate glass
size58*1800mm
coatingSS-CU-AIN/ALN
heat pipe materialTU1 copper
heat pipe length1790mm
heat pipe diametercondenser dia14mm, body dia 8mm
manifold header pipeTP2 copper dia 35mm
manifold casinganodized aluminum alloy
insulationrock wool with polyurethane foam
bracketgalvanized steel
tube holderUV stabilized nylon
sealssilicon seal
contact sheetsaluminum fin