Vanne de régulation Siemens VVF53.40-20

Siemens VVF53.40-20 control valve (2-way seat valve, DN40, kvs 20). Siemens VVF53.40-20 is a powerful 2-way seat control valve with flanged connection for professional heating, cooling and ventilation systems. A highly reliable flanged valve PN25 provides precise regulation and reliable shut-off of medium heat transfer fluid flows in critical engineering systems. Why choose VVF53.40-20: Excellent flow capacity — Kvs 20 m³/h at DN40 is ideal for medium HVAC circuits. Robust body — made of high-quality ductile iron EN-GJS-400-18-LT, rated for working pressure PN25. Wide temperature range — from -20°C to +220°C, suitable for water, glycol solutions, brines, heat transfer fluids and steam. High control characteristic — equal percentage, with minimal leakage (≤ 0.01% of Kvs) and excellent rangeability. Reliability and durability — stainless steel internal parts, low noise level, compatibility with Siemens SAX.., SKD.., SKB.., SKC.. and other actuators. Main technical specifications: Model: VVF53.40-20 Type: 2-way seat control valve Diameter: DN40 Flow capacity: Kvs 20 m³/h Pressure: PN25 Connection: flanged according to ISO 7005 Medium temperature: -20...+220°C Body material: ductile iron EN-GJS-400-18-LT Application: heating, cooling, district heating substations, individual heating points, fan coil units, air heaters, steam systems, industrial circuits. Siemens VVF53.40-20 — the embodiment of German quality and engineering excellence. The valve guarantees energy efficiency, stable system operation and long service life even in the most demanding operating conditions. Order the Siemens VVF53.40-20 control valve right now and ensure reliable