Product type | Water Valve |
Manufacturer | Belimo |
Flow pattern | 2-Way |
Valve type | Ball Valve |
Valve connection | Internal thread |
Pressure | PN 25 |
DN (mm) | DN 40 |
Temperature range | -10°C to +120°C |
Flow rate - m³/h | 31 kvs |
The Belimo R2040-S3 is a 2-way Open/Close ball valve, Pressure Nominal PN25.
• internal thread Rp 1 1/2", DN 40, kvs 32
• Housing nickel-plated, hot-pressed brass
• Valve disk stainless steel
• Seal PTFE / EPDM O-ring
• Temperature of medium max. 100 °C
• Leakage rate A-AB air bubble-tight EN 12266
Mode of Operation
A rotary actuator controls the open-close ball valve. An open-close signal controls the rotary actuator. Close the ball valve clockwise after opening it counterclockwise.
• Functional data Media Cold and hot water, water with max. 50% volume of glycol
• Temperature of medium +5°C ... +110°C 1)(lower or higher temperatures on request)
• Rated pressure ps see «Type overview»
• Leakage rate Control path A – AB: Air bubble-tight (BO 1, DIN3230 T3)
• Pipe connector Internal thread to ISO 7/1
• Differential pressure Δpmax 1000 kPa (200 kPa for low-noise operation) Closing pressure Δps 1400 kPa
• Angle of rotation 90°<) (Operating range 15 ... 90°<)
• Installation position Upright to horizontal (in relation to the stem)
• Maintenance Maintenance-free
• Materials Fitting Forged, nickel-plated brass body
• Valve cone and stem Stainless steel
• Stem seal O-Ring, EPDM
• Ball seat PTFE, O-Ring Viton
• Dimensions / weights Dimensions See «Dimensions», page 3
• Motorizing see the complete overview of water solutions
• 1)The allowed media temperature can be limited, depending on the type of actuator. The correct values can be found in the corresponding actuator data sheets.