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SIEMENS VKP40.25 proportional control valve
SIEMENS VKP40.25 proportional control valve

SIEMENS VKP40.25 proportional control valve

  • Industrial combustion systems
  • Gas burners
  • Boiler systems
  • HVAC systems
  • OEM applications
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The Siemens VKP40.25 is a proportional control valve designed for integration into gas trains. It precisely regulates the volume of gas or air, making it ideal for combustion systems requiring high modulation and accuracy.
SpecificationValueModelVKP40.25Nominal SizeDN40Connection TypeFlanged (AGF10.25)Connection Diameter1"Angular Rotation0° - 90°Modulation Range>1:25Max Operating Pressure70 kPaLeakage RateMax. 0.7 m³/h @ Δp 5 kPaSuitable GasesGas groups I...III and airCompatible ActuatorsSQN13, SQN30, SQN72, SQM33, SQM4, SQM5Control Cycle Life500,000 open/close cyclesOperating Temperature-20°C to +60°CProtection ClassIP40 - IP66 (depending on actuator)WeightApprox. 1.2 kg