Siemens 2-Port Seat Valve, External Thread, PN16, DN25, KVS 10 - BPZ:VVG44.25-10 This Siemens 2-port seat valve is designed for controlling the flow of chilled or low-temperature hot water in closed circuits. With a maximum operating pressure of 8 bar and a temperature range of -5°C to +50°C, this valve is reliable and efficient for HVAC installations. The valve features external metric threaded connections and a reduced seat diameter for optimal performance. Features & Benefits • External metric threaded connections for easy installation
• Double O-ring packing with Teflon wiper for enhanced durability
• Linear flow characteristic for precise flow control
• Maximum inlet pressure of 232 psig for high-pressure applications Applications • Control and shutoff valve in HVAC installations
• Ideal for use in closed circuits for chilled water and low-temperature hot water
• Not suitable for steam applications, must be used within specified temperature range Can it be used for steam applications? No, this valve is not designed for steam applications. Will it operate in high-pressure environments? Yes, with a maximum inlet pressure of 232 psig, the valve is suitable for high-pressure applications. Is it suitable for controlling the flow of glycol solutions? Yes, the valve is compatible with glycol solutions up to 50% concentration. Can it be installed in the supply line? Yes, the valve assembly can be installed in the supply line or the return line. What precautions should be taken before installation? Ensure that the piping system is free of dirt and foreign particles to prevent valve problems.