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DUMVbox DN25 2x3 R 3

Item number: 001 487

Two-zone loading

For constant control of the flow temperature in domestic hot water systems using buffer tanks (precise top-loading) and for highly efficient two-zone charging of a buffer tank by a heat generator with minimal circulation during heating operation and when domestic hot water production takes priority

Gross price €9,999.00
Your price
€9,999.00 plus VAT.
Delivery time depends on the recipient country

Recommended accessories

Product documentation

Assembly instructions for motors

Spare parts drawing

Tender text

BAFA funding opportunity for heating system optimization through hydraulic balancing and the installation of separate control technologyrendeMIX dual-switching mixing valve consisting of a 3-way switching valve and a 3-way mixing valve, both DN32×G1½(a) Ms58, spindle and cover Ms58For constant regulation of the flow temperature in domestic hot water systems using buffer tanks (precise top-loading) and for highly efficient two-zone charging of a buffer storage tank by a heat generator with minimum circulation during heating operation and when domestic hot water production takes prioritySwitching circuit: EMS 90-2P actuator, 230V~ 50Hz 2.3VA 2-point signal, 6Nm (240h), 90°, 60s, left-closing, gray adapter. Mixing circuit: Actuator EMS 90-3P, 230 V~ 50 Hz, 3.5 VA, 3-point signal, 5 Nm (240 h), 90°, 70 s, gray adapterChangeover assembly with 3 connections to the buffer tank, Cu Ø35×1, pipe spacing to the heat generator 200 mm, pipe spacing to the buffer tank 100 mm, DN32×G1½(a) flat1 integrated gravity brake/backflow preventer, Dp 10 mbarGenerator circuit (NT): Kvs = 9.4 • V'max[250 mbar] = 4.7 m³/h • Q'max[20 K] = 109 kW • Q'max[10K] = 55 kW • Leak rate < 0.1%5 thermometers 0–120°C, Ø63 mm, solder sleeves Ms585 ball valve fittings, straight-through DN25, PN32, G1½(i)×Rp1 flat-seal, stuffing box, sealing hole, spindle with aluminum wing handle

EPP insulation mold, 40 g/l, black, 300×450 mm, Quick-installation kitWith pump flange G1½(i) for DN25 pump on the heat generator return (3)Assembly does NOT include a pump compensator – PAS L180 (Part No.: 001 338)Assembly does not include a pumpModel DN 25 – lightweight version, PN 10 bar, Tmax 120°C

Performance data

Generator circuit (NT): Kvs = 9.4 • V'max[250mbar] = 4.7m³/h • Q'max[20K] = 109kW • Q'max[10K] = 55kW • Leakage rate < 0.1%