Energy saving thanks to veryprecise capacity control: Up to 3800 steps
Internal Tightness like a solenoid valve
Optimized flow path design for noise reduction
Applicable for reversible systems like heat pumps: bidirectional flow
Corrosion resistant design, long lifetime, high realiability
Compact design
Models with integrated sight glass are available
General specification
Applicable for all common HCFC, HFC and HFO refrigerants such as: R22, R134a, R404A, R407A, R407C, R407C, R407F, R410A, R507A, R1234ze...
Cooling capacity: 54 to 1495 kW (R134a nominal capacity)
Up to 3800 steps (full stroke); Valve starts opening with - VPF12.5, VPF25: 110 steps - VPH50...VPF400: 165 steps
Medium temperature TS min./max.: -40°C / +90°C
Ambient temperature min./max.: -40°C / +60°C
Relative humidity: : 0 to 100% RH
Installation position: - Major flow direction from connection A to B - Installation in horizontal and vertical pipes possible - Installation position in horizontal lines with stepper motor preferably upwards
Certifications: EAC and PED Declaration
Electrical Parameters
Rated voltage: 12V DC, rectangular wave
Actuating mode: 2-phase 4-step permanent magnet stepping motor