FEKA DRENAG FX 15 Submersible pumps

DRENAG FX – Submersible Pump

Certified for EN 12050-2 wastewater standards, the DRENAG FX is a high-performance submersible pump designed for drainage water, groundwater, and rainwater in commercial building services. It is ideal for applications requiring high head and offers both fixed and mobile installations.

An ATEX-certified version is available for use in potentially explosive environments 

Technical Data

• Flow Rate: 28.5 m³/h
• Head (Max): 33 m
• Immersion Depth (Max): 20 m
• Pumped Liquid: Drainage water
• Free Passage: 10 mm
• Liquid Temperature: Max. +50°C (+60°C for short periods)
• Connections: Flanged and threaded (1"½, DN32, DN40)
• Impeller Type: Open
• Max Starts per Hour: 20/h
• Protection Class: IP 68
• Motor Insulation Class: F
• Power Input:
  • Single-phase: 220-240V, 50Hz
  • Three-phase: 400V, 50Hz (230V on request)
• Max Dry Run Time: 10 min
• Power Cable Length: 10 m (other lengths available on request)
• Installation Options: Mobile (on the ground) or fixed (with coupling)
• Certifications: EN 12050-2, ATEX
• Special Versions on Request: Different cable lengths, voltages, and frequencies

Construction Features

Pump Design

• Impeller: Open impeller with wear-resistant rubber disc, allowing operation in abrasive conditions
• Materials:
  • Pump body & impeller: Spheroidal cast iron
  • Motor shaft: AISI 304 stainless steel (P2 > 1.5 kW) / AISI 431 stainless steel (P2 < 1.2 kW)
  • Double mechanical seal: SiC-SiC/SiC-C in an oil chamber (not in contact with the pumped liquid)
  • Delivery port: Flanged and threaded

Motor Design

• Types Available:
  • Single-phase (MA / MNA versions)
  • Three-phase (TNA versions)
• Continuous Operation: S1 duty with motor fully immersed
• Dry Running: Max. 10 minutes
• Thermal Protection: Built-in over-temperature sensors (trigger at +130°C)
• Cable Gland: Resin-sealed, with quick connection
• Single-phase models: Integrated capacitor, float switch available (MA version, up to 1.5 kW)
• Three-phase models: User responsible for over-temperature sensor connection

Materials Breakdown