Flat collector EL-SOL
characteristics
ELEKTROMET solar collector is designed to convert solar energy into useful thermal energy used for hot water preparation, heating swimming pool water or to support heat source in the heating system.
technical information
| Flat collector: | Symbol | Unit | Value | |
| Width | A | mm | 1006 | |
| Height | B | mm | 2007 | |
| Depth | C | mm | 85 | |
| The weight of collector | m | kg | 40 | |
| Surface | S | m² | 2,02 | |
| Optical efficiency | Ho | % | 77 | |
| Factor | a1 | W/(m²K) | 4,034 | |
| Factor | a2 | W/(m²K²) | 0,010 | |
| Connection: tube Cu | Φ | mm | 22 | |
| Casing | aluminum profile | |||
| Cover | solar glass thickness. 4mm | |||
| Absorber: | ||||
| Type absorber | copper sheet thickness of 0.2 mm | |||
| Selective layer | BlueTec eta plus, Sunselect | |||
| Production technology | ultrasonic welding | |||
| soldering | ||||
| Absorption coefficient | α | % | 95 | |
| Emission factor | ε | % | 5 | |
| Width | a | mm | 990 | |
| Height | b | mm | 1990 | |
| Absorber area | Sb | m² | 1,97 | |
| Active surface | Sn | m² | 1,82 | |
| The fluid content | V | dm³ | 1,8 | |
| Balance temperature | Tr | °C | 208 | |
| Guaranteed minimum yield thermal | kwh/m²•year | 525 | ||
| Flow | recommended | l/h | about 60 | |
| permissible | 50-220 | |||
| Isolation | ||||
| Insulating material | mineral wool | |||
| Thermal conductivity | λ | W/mK | 0,035 | |
| The thickness of the insulation layer: | bottom | d | mm | 40 |
| side | d1 | mm | 15 | |