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Servovalve Model 25A/C

Servovalve Model 25A/C

Product catalog summary
General Characteristics
  • Product Type: Two-Stage, Nozzle Flapper Servovalve.
  • Rated Flow: Maximum of 4.0 gpm (15.1 l/m) at a valve pressure drop of 3000 psi (207 bar).
  • Supply Pressure: Up to 4000 psi (276 bar).
  • Internal Leakage: Maximum of 0.20 gpm (0.76 l/m), with options for lower leakage based on operating requirements.
  • Hysteresis: Maximum of 3.0% of rated current.
  • Threshold: Maximum of 0.5% of rated current.
  • Linearity: Maximum of 7.5% of rated current.
  • Null Bias: Maximum of 3.0% of rated current, less than 5% over the servovalve's lifespan.
  • Weight: 0.80 lb (363 g).
  • Additional Features: Electrical connector and coil configuration are optional. The servovalve is qualified for military and commercial aerospace applications and can withstand more stringent environments.
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Catalog excerpts

Servovalve Model 25A/C-1

Product Specification Servovalve Model 25A/C Product: Two‐Stage, Nozzle Flapper Rated Flow: 4.0 gpm (15.1 l/m) maximum at 3000 psi (207 bar) valve pressure drop. Supply Pressure: to 4000 psi (276 bar). Internal Leakage: 0.20 gpm (.76 l/m) maximum. Lower leakage available depending upon operating requirements. Hysteresis: 3.0% of rated current, maximum Threshold: 0.5% of rated current, maximum. Linearity: 7.5% of rated current, maximum Null Bias: 3.0% of rated current, maximum less than 5% during life of servovalve. Weight: .80 lb (363 g)  Electrical connector and coil configuration is optional  Qualified for military and commercial aerospace application

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