FA400 series
Small/Medium Hydro

FA400
FULLY ADJUSTABLE SPLIT HYDRO TURBINE SEAL

Fugesco's FA400 series represents an innovative solution of split mechanical seals for small and medium-sized hydroelectric plants. These adjustable seals offer superior protection for the turbine shaft, preventing wear and ensuring maximum operating efficiency.

Operational Limits

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Max turbine pressure Velocity 15 m/s (250 mm – 980 RPM, 400 mm – 615 rpm, 500 mm – 615 rpm, 600 mm – 430 rpm)
Recommended barrier pressure 0.2 to 0.34 Bar
Recommended water quality Max 50 microns
Radial shaft dislocation +/- 0.20 mm
Axial shaft dislocation 1 - 2 mm dynamic, static mode - can be adjusted according to turbine requirement

PRODUCT FEATURES

  • Sizes available: 250 to 600 mm
  • Method of closing the faces: Compression springs, pre-assembled in non-split versions
  • Mechanical Wear indicators: As standard / no. Available as add-on
  • Drive screws for the shaft size: Minimum 3 to 4 set screws
  • Number of splits: 2 segments
  • Material for the housing: Stainless steel 

ADVANTAGES

  • No shaft wear
  • Cost effective
  • Quick delivery
  • Floating sealing ring that ensure perfect flatness between sealing faces
FA400