F

KRAL F series hermetically sealed three-screw pumps with magnetic coupling and stainless steel wetted parts for future fuels (biofuels, methanol, ammonia, ethanol, HVO, FAME) and fuels with an acid value above 0.5 mg KOH/g. Delivery rate 5 to 280 l/min, differential pressure up to 120 bar, speed up to 4,000 rpm, viscosity from 0.2 to 500 mm²/s, supply pressure up to 16 bar, temperature -40 to +300 °C (up to +80 °C with coated housings). Flange pump with axial or radial inlet or vertical pedestal pump; ATEX zones 1 and 2.

Key technical parameters

• Flow rate: up to 16.8 m³/h (280 l/min)
• Differential pressure: up to 120 bar
• Supply pressure: up to 16 bar
• Fluid temperature: -40 to 300 °C (80 °C with coated housings)
• Viscosity: 0.2 to 500 mm²/s
• Shaft speed: up to 4,000 rpm
• Installation: Horizontal (flange) or vertical (pedestal)
• Casing material: Stainless steel
• Seal: Magnetic coupling (hermetic)
• Approvals: ATEX zones 1 and 2; BV type approval

Media handled

• Liquids: Fuel, Diesel, Methanol/ethanol, Ammonia
• Media properties: Low viscosity

Applications and industries

• Future fuels: methanol, ammonia, ethanol, HVO, FAME
• Biofuels and fuels with high acid value
• Marine fuel supply