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GR impeller used with 2-pole motors from 0.74 to 7.2 kW
  GR Blue PRO
  Recommended for unstrained civil wastewaters, including those containing filaments or fibres. This electric pump is intended for both domestic and professional use.
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  GRS
  Suitable for lifting soiled wastewaters containing filaments or fibres, and unstrained household sewage in general.
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  GRI
  Can be used for lifting soiled wastewaters containing filaments or fibres, and heavy-duty applications with unstrained civil wastewaters in general.
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  GRE
  Suitable for lifting soiled wastewaters containing filaments or fibres, and unstrained household sewage in general.
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  GRN 2 poles
  Designed for professional and industrial use, it is suitable for the treatment of liquids containing suspended solids or fibres, and low or medium density activated sludges. The pump is also available in explosion-proof version with ATEX certification. This series is prefitted for installation of the ZENIT cooling system for dry or semi-submerged installation.
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  GRP 
  Suitable for professional and industrial use, it can be used for lifting liquids containing suspended solids or fibres, and activated sludges.
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GRF
  Designed specifically for use where there are traces of flammable liquids or in potentially explosive atmospheres, the GRF is especially recommended for wastewaters containing filaments or fibres, and unstrained civil and industrial wastewaters in general.
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Power from 3.0 to 4.0 kW (4 poles)

The special hydraulic unit used with 4-pole motors from 2.2 to 3.0 kW 4 comprises a grinding system consisting of a rugged "S"-shaped impeller operating snug against the diffuser plate, with toothed intake orifice. Both the impeller and the diffuser plate are in EN-GJS-600-3 cast iron, heat treated for greater surface hardness. This system is recommended in agriculture, livestock farming and civil applications for liquids with particularly high contents of solids suitable for grinding.

 

GR impeller used with 4-pole motors from 3.0 to 4.0 kW

   

 

  GRN 4 poles
  Progettata per una destinazione professionale e industriale è idonea al trattamento di liquidi contenenti corpi solidi o fibre in sospensione, fanghi attivi con basse o medie densità. La pompa può essere fornita anche in versione antideflagrante con certificazione ATEX. Questa serie è predisposta per il sistema di raffreddamento ZENIT per l’installazione a secco o semisommersa.
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Calpeda

Calpeda, a company leader in electric pump industry, is part of an industrial group that embodies metal materials foundries, companies producers of submersible bore hole pumps, a company operating in spa bath and shower industry and an IT company.

 

 Zenit

 The Zenit Group ranks among the top international names in the design and manufacture of water treatment technologies. Its core business is the design and manufacture of submersible electric pumps for both domestic and industrial use.

 

 GE

GE has always been a company that stands for progress. For more than 100 years we have been able to tell stories about GE innovations. GE’s new imagination at work approach is about GE people their curiosity, relentless drive, hard work and willingness to take risks-combined with a foundation of limitless imagination-that makes anything possible.

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