VWPG51.20F4.3Q

Used in heated/chilled ceilings and fan coils as control ball valve and automatic hydronic balancing. For closed circuits.

• Control ball valve body of dezincification resistant brass (DZR) with integrated differential pressure regulator
• Externally threaded G conforming ISO 228-1
• Combined with specific 6-way electromotoric rotary actuators

Volumetric flow 460…4250 l/h. Without differential pressure test point.

• Leakage rate: Class IV, 0...0.01 % of kvs
• PN class: PN 25
• Volumetric flow V: 4250 l/h
• Volumetric flow Vmin: 460 l/h
• DN: 20
• Medium: Chilled water , Low-temperature hot water , High-temperature hot water , Water with anti-freeze
• Medium temperature: 0…90 °C
• Ambient temperature, operation: 0…90 °C
• Material, valve body: Brass CW602N (DZR)
• Material, inside set: DZR (nickel plated); PTFE; PPS 40%; Stainless steel; HNBR; PPO; EPDM
• Connecting thread: G 1"
• Δpmax: 400 kPa
• Warranty: 60 Months

• RTN51

• S55230-V198

• S55376-C165

• ASK77-2