BS 2750.390 (SS)

Summary

Product identification

• Product Type: Corrosion resistant drainage pump
• Range: Flygt 2700 pump range
• Model: Flygt BS 2750
• Product Code: 2750.390
• Installation: S
• Impeller Characteristics: MT, HT

Operating limits

• Liquid temperature: max +40 °C
• Depth of immersion: max 20 m
• Liquid density: max 1100 kg/m³
• pH of the pumped liquid: pH 2–10
• Motor Insulation Class: F (+155 °C)
• Voltage Variation:
  • Continuously running: max ± 5%
  • Intermittent running: max ± 10%
• Voltage Imbalance between Phases: max 2%
• Number of Starts/Hour: max 15
• Thermal Contacts Opening Temperature: +130 °C

Electrical

• Frequency: 50 Hz
• Rated Output: 8.0 kW
• Speed of Rotation: 2 855 rpm
• Rated and Starting Currents (50 Hz, 3~):
  • 380 D V: 16 A (Rated), 111 A (Starting)
  • 400 D V: 15 A (Rated), 118 A (Starting)
  • 415 D V: 14 A (Rated), 123 A (Starting)
  • 500 D V: 12 A (Rated), 82 A (Starting)
  • 550 D V: 11 A (Rated), 91 A (Starting)
• Cables: SUBCAB® 4G2.5+2×1.5, 4G4+2×1.5, 7G2,5+2x1,5

Mechanical / hydraulic

• Discharge Connection: 4" (MT), 3" (HT)
• Strainer Hole Size: 25 mm × 7 mm
• Weight (excl. cable): 90 kg
• Height: 780 mm
• Width: 280 mm
• Materials:
  • Impeller: Stainless steel
  • Wear parts: Nitrile rubber
  • Stator housing: Stainless steel
  • Strainer: Stainless steel
  • Shaft: Stainless steel
  • O-rings: Fluorinated rubber
  • Mechanical Face Seals:
    • Inner: Carbon/Silicon carbide
    • Outer: Silicon carbide/Silicon carbide
  • Surface Treatment: No surface treatment
• Key Features:
  • Uniform design – facilitates easy service and reduces inventory
  • Slim design – fits into confined spaces
  • Turnable outlet
  • Ring shaped handle – easy to grip and maneuver
  • Removable junction box cover – easy to access electrical components
  • Corrosion and impact resistant outer casing
  • Double mechanical shaft seal – same seal fits all pumps in the range, double protection, easy to service
  • Specially designed stainless steel impeller – corrosion and wear resistant
  • Adjustable diffusers for optimum performance

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Disclaimer: This summary is based on the provided text extract and may not include all figures, footnotes, or the latest revisions from the complete OEM PDF datasheet. For contractual data, always refer to the official OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror