Allweiler ALLCHEM CNH-B Centrifugal Pump

The Allweiler ALLCHEM CNH-B is a Volute Casing Centrifugal Pump with a base plate design up to PN25.

Allweiler ALLCHEM CNH-B

The Allweiler ALLCHEM CNH-B is a volute casing centrifugal pump in a baseplate-mounted design, engineered for demanding process applications with operating pressures up to PN 25. Designed in accordance with internationally recognized DIN and ISO standards, the CNH-B delivers reliable performance when handling a wide range of industrial liquids, from aggressive chemicals to solids-containing process media.

Its robust bearing bracket construction and optional spacer coupling make the pump particularly suitable for continuous-duty operation in chemical, environmental, marine, and industrial processing applications.

Suitable Fluids

The ALLCHEM CNH-B is designed for handling:

  • Aggressive liquids
  • Non-aggressive liquids
  • Cold liquids
  • Pure liquids
  • Liquids containing solids
  • Process liquids compatible with the selected materials

Key Features

  • Volute casing centrifugal pump design
  • Operating pressures up to PN 25
  • Baseplate-mounted design
  • Pump and motor mounted on a common baseplate
  • Bearing bracket construction
  • Optional spacer coupling for simplified maintenance
  • Horizontal installation
  • Equipped with shaft sealing
  • Main dimensions and rated output according to DIN EN 22858 / ISO 2858
  • Technical execution according to DIN EN ISO 5199 / ISO 5199

Typical Applications

The Allweiler ALLCHEM CNH-B provides reliable fluid handling for chemical, environmental, and industrial process applications where robust construction and operational flexibility are required.

Common applications include:

  • Petrochemical industry
  • Chemical industry
  • Beverage industry
  • Food industry
  • Process engineering
  • Environmental engineering
  • Wastewater treatment
  • Marine and offshore engineering
  • Surface treatment technology

Installation Characteristics

Parameter Description
Pump Type Volute Casing Centrifugal Pump
Maximum Pressure Up to PN 25
Design Baseplate Design
Installation Horizontal
Construction Bearing Bracket Design
Installation Type Dry-Mounted
Coupling Spacer Coupling (Optional)
Sealing Shaft Seal
Performance Standard DIN EN 22858 / ISO 2858
Technical Standard DIN EN ISO 5199 / ISO 5199

Suitable Fluids

Fluid Type Suitability
Aggressive Liquids Yes
Non-Aggressive Liquids Yes
Pure Liquids Yes
Solids-Containing Liquids Yes
Cold Liquids Yes
Abrasive Liquids Depending on Solids Characteristics and Material Selection
SKU: Allweiler-ALLCHEM-CNH-B Categories: , , Tags: ,

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