Tender text

BAFA Funding Opportunity for Heating System Optimization Through Hydraulic Balancing and Installation of Separate Control TechnologyrendeMIX Multi-Port Mixing Manifold with 3/3-Way Tangential Mixing Valve DN25×G1½(a) Ms Cast Iron (green adapter), valve body and cover Ms58For highly efficient two-zone discharge of a buffer tank via a mixed heating circuit with an additional unmixed supply connection for domestic hot water production (charging circuit)

EMS 240 actuator, 230V~ 50Hz 3.5VA 3-point signal, 5Nm (240h), 240°, 93s

Mixer assembly with 3 connections to the heat source and a separate charging circuit outlet, Cu Ø35×1, pipe spacing 100 mm, DN32×G1½(a) flat3 integrated gravity brakes/backflow preventers, Dp 10 mbarCharging circuit (HT): Kvs = 11.9 • V'max[100 mbar] = 3.8 m³/h • Q'max[20 K] = 88 kW - Mixing circuit (low pressure): Kvs = 12.9 • V'max[100 mbar] = 4.1 m³/h • Q'max[10 K] = 48 kW • Leak rate < 0.1%6 thermometers 0–120°C, Ø63 mm, solder sleeves Ms586 ball valve fittings, straight-through DN25s, PN20, G1½(i)×Rp1 flat-seal, stuffing box, stem with nylon T-handleEPP insulation mold, 40 g/l, black, 300×450 mm, Quick-installation kitWith G1½(i) pump flanges for DN25 pumps on the unmixed heating (3) and mixing circuit supply (5)

Assembly includes ONE pump compensator—PAS L180—with G1½(a)×G1½(i) fittings to compensate for a DN25 pump, length 180 mm, insulated (Part No.: 001 338)Assembly does not include a pumpModel DN 25 – heavy-duty version, PN 10 bar, Tmax 120°C

Performance data