seltron

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Hot water options for heat pumps?

Hot water treatment options for heat pumps

How do you prepare domestic hot water when heating or cooling with a heat pump? There are several options for hot water preparation: choose a heat pump for heating with an integrated boiler, add a freestanding boiler to the heat pump for heating, if the room is...

How is SPF affected by operation at very low temperatures?

SFP Annual Efficiency Factor

The annual efficiency coefficient is not significantly affected by the heat pump efficiency data at extremely low temperatures. In our climate zone, extreme cold temperatures are rare and, if they do occur, they last for a very short time relative to the heating season. The temperature at night can...

How do we determine the output of a heat pump?

How to Determine the Power of a Heat Pump

The required output of the heat pump is defined by the heat losses of the building and the energy required for heating the domestic water. The consideration of the energy for domestic water heating is particularly important in low-energy and passive houses, where the energy consumption for domestic water heating can be...

How to compare heat pumps?

How to compare heat pumps

COP = Thermal energy / Electricity What do the figures quoted by heat pump manufacturers mean and how do they compare? COP - Coefficient of Performance By definition, the COP (Coefficient of Performance ) represents the ratio of the electricity used for...

For which buildings and systems is a heat pump suitable?

Modern Heat Pumps Are Suitable for All Types of Buildings

Modern heat pumps are suitable for all types of buildings, such as new constructions, energy-saving houses, apartments or older buildings, where the heat pump is connected to the existing heating system. The building can have radiator, surface or manual heating. Optimal operation of the heat pump system will be...

NOTICE

Dear customers!

3. 5. 2025 will be a shop, service and warehouse closed.

Thank you for your understanding.