durietta

Applications

Close coupled, end-suction, centrifugal pump designed in compliance with food technology requirements, single and multi-stage design. CIP and SIP capable in line with the performance characteristics for pumps contained in DIN 12462.

The pumps are suitable for applications in breweries, beverage, dairy, and food processing plants. Also for CIP cleaning systems, the pharmaceutical, medical technology and the cosmetics industries. Additional applications can be found in special systems in chemical, surface treatment, textile and environmental technologies.

Designs

durietta:

  • Stationary on motor foot, Motor with extended stainless steel shaft, Unshrouded, Block design pumps
Fields of Application:
durietta_Bloc-SUPER

durietta Bloc-SUPER:

  • Stationary on ball feet, Motor with extended stainless steel shaft, Stainless steel motor shroud
Fields of Application:

Surface finish

In order to meet the demands of the pharmaceutical food and beverage industries, HILGE has developed the below surface finish requirements:

Code Application Material Surface finish
3A0.01 Industrial CrNiMo steel  
3A1.02 Hygienic CrNiMo steel Ra ≤ 3,2 µm

Design

Inter-stage,discharge and suction casings manufactured from heavy duty,deep drawn, rolled stainless steel 1.4404 / AISI 316 L, or 1.4571 / AISI 316 Ti. Impeller semi-open, rolled stainless steel, 1.4404 / AISI 316 L, or 316 Ti. (gentle pumping action) durietta I with internally finned motor with flat, cleanable surface.

Shaft seals:

Single,internal mechanical seal, positioned in the product flow ensures ample cooling and easy cleaning. The materials are selected to be compatible with the media.

Connection types:

  • Threaded fittings to DIN 11851
  • Flanges to DIN 2642 PN10

Other connections available conforming to the following standards: SMS, RJT, IDF, clamp connection to DIN, ISO and other standards.

Technical data (depending on pump size and number of speeds)

  • Flow: up to 20 m³/h
  • Differential pressure: up to 9 bar
  • Working pressure: up to 10 bar, higher operating pressures on request
  • Operating temperature: up to 95°C, higher temperatures on request
  • Sterilisation temperature: (steamable) up to 140°C

Additional options:

  • Stainless steel trolley, including motor starter switch and cable
  • Special paint for electric motor.Cast-iron and steel parts
  • Motors using special voltages and frequencies