Overflow valve. Overflow valve. The adjustable overflow valve ensures that the medium circulates in the event of overpressure.
Pump housing. Pump housing. Housing made of EN-GJS-400, optionally made of steel.
Suction cover. Suction cover. With axial or radial inlet as required. Can be rotated in 90 ° steps.
Mechanical seal DIN 24960. Mechanical seal DIN 24960. Optional: Magnetic coupling, cartridge seal according to API682, radial shaft seal, without seal.

KRAL G Series Screw Pumps.

Compact lube oil pump.

The chamaeleon among the pumps – adapts to your needs.
The KRAL screw pump of the G series impresses with a multitude of advantages. With no fewer than 80 connection options, this pump offers impressive flexibility to meet the individual requirements of a wide range of applications.

Operation, materials, components.

  • Delivery rate: 5 to 880 l/min.
  • Max. differential pressure: 17.3 bar.
  • Temperature range: -10 °C to 110 °C.
  • Viscosity: 10 to 400 mm²/s.
  • Housing: Nodular cast iron or steel.
  • Screws: Steel, nitrided.
  • ATEX: II -/3 G Ex h IIC T4...T2 -/Gc X.
  • ATEX II: II -/3 G Ex h IIC T4...T2 -/Gc X., with mechanical seal
  • ATEX I: II -/2 G Ex h IIC T4 ... T2 -/Gb X., mit magnetic coupling
  • Approvals: ABS, BV, CCS, DNV, LRS, MRS, NK, RINA.

Modular structure.

The modular structure of the G series allows for easy customization and configuration according to the customer's specific needs. This flexibility makes the pump extremely versatile and adaptable, making it an ideal choice for a wide range of applications.

Standardized process connections.

The selection of standardized process connections not only facilitates integration into existing systems, but also ensures smooth compatibility with various industry standards. The pump is therefore not only powerful, but can also be seamlessly integrated into existing processes.

Compact design.

The compact design of the G series enables space-saving installation without compromising on performance. This is particularly important in environments where the available space is limited and enables efficient use of the existing room.
 

Attractive pricing and short delivery times.

The attractive pricing allows companies to benefit from the latest pump technology without straining their budget. The pump therefore offers excellent value for money. Our short delivery time ensures rapid availability of the pump in the fast-moving industry, where time is often a decisive factor.

  • Technical data.
    Technical data 15-20 32-42 55-85 105-210 235-370
    Qth (1450 min-1, 0 bar) l/min 15-20 32-42 55-85 105-210 235-370
                 
    Max. pressure at pressure flange bar 20.7  20.7 20.7 20.7 20.7
                 
    Temperature °C          
    with mechanical seal   110 110 110 110 110
                 
    Viscosity mm²/s          
    min.   10 10 10 10 10
    max.   400 400 400 400 400
                 
    Max. pressure at suction flange bar          
    with mechanical seal    3.5 3.5 3.5 3.5 3.5
  • Models.
    G series flange screw pump.
    G series in-tank installation.
Back Serial Pumps 3D download package inclusive