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Double differential pressureless distributorDDV 25.Combinable assembly with insulationfor easy connectionof heat pump, buffer storage tank, hot waterstorage tank (via enclosed T-piece)and heating system.Consisting of 2 shut-off valves, 2 bypass lines with backflow preventer(response pressure 2000 Pa), safety assembly with pressure gauge andconnection option for expansion vessel. Installation option for circulation pump,DN 25 (pump not included in delivery).Recommended for connecting heat pumpswith a heating water flow rate of up to 2.0m3/h and when feeding external energy (e.g. wood/solar) into the seriesbuffer storage tank (see project planning documents). To reduce the pumprunning times, the heating circulation pumpcan only be operated with the compressor.In this case, the return sensor included in the scope of supplymust be installed in the immersion sleeve provided and connected to.Due to the hydraulic decoupling, the consumer circuitrequires a separate circulation pump.-H x W x D: 340 x 540 x 275 mmGross weight: 11.2 kg
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