34
Solar System Installation Guide
Technical Information
Thermomax HP Series Solar Collectors
Technical Specifications
20 Tube
30 Tube
Dimensions
Absorber Area
21.6 ft²
32.5 ft²
Overall Dimensions
78 7/8” x 55 3/4” x 3 3/4”
78 7/8” x 83 3/4” x 3 3/4”
Width of Manifold
55 3/4”
83 3/4”
Length (Tube and Manifold)
78 7/8”
78 7/8”
Depth
3 3/4”
3 3/4”
Aperture Area
21.6 ft²
32.5 ft²
Fluid Volume (in Manifold)
0.32 Gallons
0.45 Gallons
Inlet and Outlet Dimensions
3/4”
3/4”
Weight (Empty)
111 lbs
160 lbs
Mounting
Recommended Inclination
20-70˚
20-70˚
Operating Data
Efficiency
Based on Absorber
Based on Absorber
eta0
0.792
0.778
k1
1.25 W/m²K²
0.91 W/m²K²
k2
0.0088 W/m²K²
0.01 W/m²K²
Test Report
Performance Test Report
BLG 10906
BLG 11006
Quality Test Report
Flow Rate
Rated
0.71 gpm
1.06 gpm
Minimum
0.53 gpm
0.79 gpm
Maximum
1.32 gpm
2.11 gpm
Maximum Operating Pressure
116 psi
116 psi
Stagnation Temperature
362˚F
362˚F
Heat Transfer Fluid
Water/Propylene Glycol
Water/ Propylene Glycol
Materials
Absorber
Copper
Copper
Coating
Selective Coating
Selective Coating
Absorbance
95%
95%
Emissivity
5%
5%
Mounting Frame and Clips
Stainless Steel, Aluminum, EPDM
Stainless Steel, Aluminum, EPDM
Glass
Low Iron – Transm. 0.92
Low Iron – Transm. 0.92
Vacuum
Lower than 10
-8
bar
Lower than 10
-8
bar
Temperature Limitation
275˚F
275˚F
Quality Certification/SRCC
Yes
Yes
Quality Certification/Solar Keymark
Yes
Yes
