Technical details

Whilst solar thermal panels are very simple in concept, the latest technology is quite complex. This page gives some more technical details

Technical Information

• High performance, reliable, glass evacuated tubes
• Heat pipe uses non-toxic, in-organic heat transfer compound
• Low heat pipe start up temp (<35°C)
• Manifold casing available in plain matt finish 304 stainless steel
• Adjustable width frame available in Stainless steel.
• Compressed rock wool insulation (non-flammable, recyclable)
• Copper header pipe - twice pressure tested to 160psi
• ABS plastic (UV stabilized) manifold end caps
• UV stabilized rubber manifold seals and evacuated tube caps
• 8mm ID temperature sensor port
• Screw clamp individual tube attachment
• Compact manifold size HxW of 130x140mm (5.1" x 5.5")
• Header pipe design enhances heat transfer by creating turbulent water flow.
• Manufactured in accordance with ISO9002, and tested to BS EN 12975
• Clear Skies code ST1117

• Absorption (93%) and emission (7%) efficiency verified

Construction                                                    Vacuum Tube Collector
No. of Collector Pipes                                                                    20
Tube Diameter (OD)                                                                 47mm
Panel area                                                                              2.25m²
Absorber Surface                                                                    2.20m²
LxWxH (mm)                                                              1760x1500x130
Weight                                                                                      55kg
Fluid Content                                                                             1.5 l
Pressure Drop@100 l hr-1                                                        10mBar
Angle of Inclination                                                                  15-90°
Max. Temp (°C)                                                                       190°C
Stagnation Temp (°C)                                                               247°C
Heat exchanger material                                                         Copper
Permissible Operating Pressure                                                  6bar
Test Pressure                                                                           10bar

Manifold Connection Diameter                                                  22mm

No. of Vacuum Tube Port Diameter                                               20

Component material specification               Stainless steel with rockwool insulation
Interconnection Facility for multiple units                                    Yes
Connection Diameter                                                            2 x 22mm