SKU
Viessmann EM-S1 solar module extension
by VIESSMANN
Please call to check availability before ordering Live Chat / 01985 850982
Supports boiler - Vitodens 100-W, Vitodens 100-W System, Vitodens 200-W, Vitodens 222-F
Solar module extension.
PlusBus subscriber EM-S1 solar module extension.
The EM-S1 solar module extension is to control heating systems with solar DHW heating, functions.
- Control and display via the heat generator control unit
- Switching the solar circuit pump
- Solar circuit pump speed control via PWM signal
- Only use solar circuit pumps with PWM input.
- Suppression of DHW cylinder reheating by the heat generator subject to solar yield
- Collector safety shutdown
- Electronic temperature limitation in the DHW cylinder
- Switching of a transfer pump for the DHW cylinder
- Interval function
- Frost protection function
Comprising of:
- EM-S1 Module Extension
- Cylinder temperature sensor
- Collector temperature sensor
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