A local energy distributing system comprising: a local energy distributing grid comprising a local feed conduit and a local return conduit; a central heat exchanger connectable to a heat source, wherein the central heat exchanger is configured to exchange heat from the heat source to an outgoing flow of local heat transfer fluid in the local feed conduit, the central heat exchanger being configured to provide an outgoing flow of local heat transfer fluid having a temperature of 10-30°C to achieve a desired ΔT of the local heat transfer fluid between the local feed conduit and the local return conduit; and a plurality of local heat extracting assemblies, each being connectable to the local energy distributing grid, wherein each local heat extracting assembly comprises: a local heat pump having a heat pump feed conduit connectable to the local feed conduit and a heat pump return conduit connectable to the local return conduit, the local heat pump being configured to pump heat from local heat transfer fluid of the local energy distributing grid to a heating fluid of a heating circuit configured to circulate the heating fluid in a building for providing comfort heating and/or tap hot water; and a local heat exchanger having a heat extraction side connectable to a cooling circuit arranged in the building, and a heat depositing side comprising an inlet and an outlet both connected to the heat pump return conduit, the local heat exchanger being configured to extract heat from cooling fluid of the cooling circuit for providing comfort cooling in the building and deposit the extracted heat to local heat transfer fluid of the heat pump return conduit; and a pump configured to pump local heat transfer fluid from the local feed conduit via the local heat pump and the local heat exchanger to the local return conduit; characterized in that the flow of local heat transfer fluid through the local energy distribution system is controlled by the pumps of the local heat extracting assemblies and in that the local energy distributing system further comprising a central controller configured to control the respective pump in each of the local heat extracting assemblies to achieve a desired circulation of the local heat transfer fluid in the local energy distributing grid. a local energy distributing grid comprising a local feed conduit and a local return conduit; a central heat exchanger connectable to a heat source, wherein the central heat exchanger is configured to exchange heat from the heat source to an outgoing flow of local heat transfer fluid in the local feed conduit, the central heat exchanger being configured to provide an outgoing flow of local heat transfer fluid having a temperature of 10-30°C to achieve a desired ΔT of the local heat transfer fluid between the local feed conduit and the local return conduit; and a plurality of local heat extracting assemblies, each being connectable to the local energy distributing grid, wherein each local heat extracting assembly comprises: a local heat pump having a heat pump feed conduit connectable to the local feed conduit and a heat pump return conduit connectable to the local return conduit, the local heat pump being configured to pump heat from local heat transfer fluid of the local energy distributing grid to a heating fluid of a heating circuit configured to circulate the heating fluid in a building for providing comfort heating and/or tap hot water; and a local heat exchanger having a heat extraction side connectable to a cooling circuit arranged in the building, and a heat depositing side comprising an inlet and an outlet both connected to the heat pump return conduit, the local heat exchanger being configured to extract heat from cooling fluid of the cooling circuit for providing comfort cooling in the building and deposit the extracted heat to local heat transfer fluid of the heat pump return conduit; and a pump configured to pump local heat transfer fluid from the local feed conduit via the local heat pump and the local heat exchanger to the local return conduit; a local heat pump having a heat pump feed conduit connectable to the local feed conduit and a heat pump return conduit connectable to the local return conduit, the local heat pump being configured to pump heat from local heat transfer fluid of the local energy distributing grid to a heating fluid of a heating circuit configured to circulate the heating fluid in a building for providing comfort heating and/or tap hot water; and a local heat exchanger having a heat extraction side connectable to a cooling circuit arranged in the building, and a heat depositing side comprising an inlet and an outlet both connected to the heat pump return conduit, the local heat exchanger being configured to extract heat from cooling fluid of the cooling circuit for providing comfort cooling in the building and deposit the extracted heat to local heat transfer fluid of the heat pump return conduit; and a pump configured to pump local heat transfer fluid from the local feed conduit via the local heat pump and the local heat exchanger to the local return conduit; characterized in that the flow of local heat transfer fluid through the local energy distribution system is controlled by the pumps of the local heat extracting assemblies and in that the local energy distributing system further comprising a central controller configured to control the respective pump in each of the local heat extracting assemblies to achieve a desired circulation of the local heat transfer fluid in the local energy distributing grid.