Directflo® DF250

Models & Part numbers

Part No.: 554010
Application: Antifreeze solutions

Pump Body: Aluminium
Diaphragms: Hytrel®
Balls: Hytrel®
Seats: Stainless steel
Other wetted material: Viton®

 

Part No.: 554030
Application: Antifreeze solutions, lubricants, diesel, waste oil evacuation and transfer

Pump Body: Aluminium
Diaphragms: Buna-N
Balls: Buna-N
Seats: Stainless steel
Other wetted material: –

Fluids Handled

  • Antifreeze and antifreeze solutions
  • Lubricants
  • Waste oil
  • Diesel

Markets Served

  • Service shops
  • Car and truck dealers
  • In plant
  • Agriculture
  • Lube trucks
  • Mining and construction
  • Railroad and mass transit

Technical Data

  • Pressure Ratio: 1:1
  • Maximum free delivery: 250 l/min
  • Delivery per Stroke approx: 0,6 litres
  • Delivery per cycle approx: 1,2 litres
  • Air pressure operating range: 1,5 to 8 bar
  • Solids in suspension maximun size: 6 mm
  • Maximum dry suction head (1) : 5 m
  • Maximum wet suction head (1) : 8 m
  • Weight: 20 kg
  • Fluid inlet: 1 1/2″ BSP (F) and DIN PN-10 flange
  • Fluid outlet: 1 1/2″ BSP (F) and DIN PN-10 flange
  • Air inlet: 1/2″ NPSM (F)

(1) Data measured with water, air inlet pressure 7 bar (100 psi), 20ºC (68ºF)

 

Dimensions & Capacity