From - Viessmann Vitodens 100-W Combination Domestic Product Manual

Solar thermal system
Vitosol solar thermal collectors
1
The flat plate and tube collectors from
the Vitosol series can be optimally
matched to the relevant energy demand
Condensing boiler with dual-mode
2
DHW cylinder
The heart of this solution is the
dual-mode DHW cylinder, with two
heating coils. The lower coil is connected
to the solar collectors and pre-heats the
water in the cylinder, reducing the
requirement from the boiler
The Solar-Divicon pump station
3
Ensures correct functioning of
thermal safety and hydraulic systems
and contains solar pump, flow meter,
thermometers, and isolation and
safety valve
Solar installation options
Pitched roof
1
Flat roof
2
Wall/balcony rail/balustrade
3
Freestanding installation
4
2
2
1
3
1
3
4
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