Siemens VBF21.80 control valve

Siemens VBF21.80 control valve (3-way rotary, DN80, kvs 100). Reliable 3-way control valve Siemens VBF21.80 — ideal solution for modern heating, ventilation and air conditioning (HVAC) systems. This flanged rotary valve provides precise control of coolant flows in closed circuits, ensuring high efficiency, energy efficiency and durability of your equipment. Main advantages: High flow capacity — Kvs 100 m³/h at DN80 allows efficient operation in medium and large capacity systems. Robust construction — body made of high-quality cast iron GG-25, flanged connections according to ISO 7005, nominal pressure PN6. Wide application range — designed for chilled water and low-temperature hot water (up to +120°C) in closed heating and mixing systems. Compatibility with actuators — works perfectly with Siemens SQK, SQL, SAL series electric actuators and others (mounting via appropriate kits). Easy installation and maintenance — rotary design (slipper valve) ensures smooth regulation and minimal flow resistance. Technical specifications: Model: VBF21.80. Type: 3-way rotary (mixing/diverter). Diameter: DN80. Flow capacity: Kvs = 100 m³/h. Pressure: PN6. Connection: flanged. Medium temperature: 1...120°C. Application: closed circuits of heating, cooling, district heating substations, individual heating points, ventilation. Siemens VBF21.80 is the choice of professionals who value German quality, reliability and precision control. The valve reduces system energy consumption, extends equipment service life and ensures stable indoor climate. Order Siemens VBF21.80 control valve right now and get a professional solution for your engineering system.