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Single Stage End Suction Centrifugal Pump

Single Stage End Suction Centrifugal Pump
Single Stage End Suction Centrifugal Pump

Single Stage End Suction Centrifugal Pump

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Salvatore Robuschi’s range of Close Coupled Centrifugal Pumps features the HD, HG and RS pump series. There are a range of impeller options available for these pumps including Semi-Open Impeller and Vortex Impeller.

  • Maximum working pressure of 8 Bar
  • Constructed from AISI 316
  • Flanges: PN16 reduced thickness or DIN 11851 food connections
  • Easy interchangeability
  • Casing and impeller manufactured with investment casting technology
  • Standard IEC motor – stub shaft design

Max. Flow:

Max. Head:

Max. Temp:

Material:

300m³/hr

65m

120°C

Metal

ATEX icon ISO icon CE icon EN10204 icon

HD & HG Centrifugal Pump Series:

The HD & HDA Series consists of Single Stage Centrifugal Pumps with Open or Closed Impellers with either Industrial Flanges (HD/HG) or Food Grade Connections (HDA/HGA). These units are built following DIN 24256 & EN 22858 Standards through the precision cast and pressed AISI 316L Stainless Steel and are suitable for a plethora of applications within the Chemical, Food, Pharmaceutical, Water & Waste Water and Textile industries. Other alloys such as Sanicro 28 are also available on request.

These pumps can also be fitted with DIN 11851 food connections for use in sanitary and hygienic markets. (HDA / HGA / RSA Range)

The Closed Impeller (HD) Centrifugal Pump is suitable for conveying clean liquids or liquids containing small percentages of solids in suspension. The Open Impeller (HG) Centrifugal Pump is ideal for pumping liquids with solids in suspension (not filamentous), viscous fluids and those with entrained gases or air.

Pumps of the Open Impeller (HG) range are designed to pump liquids containing non-fibrous particles, viscous liquids and fluids containing entrained gases or air.

Thanks to their simple and modular construction, they ensure limited spare parts stocking and low running costs. The sealing systems available are so complete that these pumps are often used for difficult applications. The execution with food connections is also available with shrouded motors. The maximum working pressure is 8 Bar, according to the pump size. All pump sizes are equipped with IEC standard electric motors.

All pumps are heavily customisable, including various sealing systems, and come with high-efficiency volute casings, ensuring compliance with most applications requiring a heavy-duty centrifugal pump.

RS Centrifugal Pump Series:

The RS & RSA Series consists of Single Stage Centrifugal Pumps with Recessed Vortex Impellers with either Industrial Flanges (RS) or Food Grade Connections (RSA). These units are built under ISO 2858 Chemical & ISO 5199 Mechanical Norms. ISO 5199 defines the maximum allowable shaft deflection, mechanical resistance and ball bearing minimum lifetime, ensuring that Centrifugal Pumps built to this standard offer excellent reliability in Industrial and Chemical applications, surpassing those built to EN 733 Standards. ISO 5199 Norms provide a shaft deflection of 0.05 mm and a minimum bearing lifetime of 18’000 hours of operation.

These pumps are ideally placed pumping fragile, long and filamentary solids without clogging or causing any damage to the product. Most of the liquid crosses the pump casing without contacting the impeller. This ensures that all crystals, delicate solids, granules, flakes of biologic mud, leather parts, etc. are not damaged. Furthermore, the Vortex Impeller design also allows pumping fluids with up to 50% entrained gases and fluids with a viscosity up to 700 cPs.

Thanks to their simple and modular construction, this range of Centrifugal Pumps ensure limited spare parts stocking and low running costs. The sealing systems available are so complete that these pumps are often used for difficult applications. The execution with food connections is also available with shrouded motors. The maximum working pressure is 8 Bar, according to the pump size. All pump sizes are equipped with IEC standard electric motors.

HD & HG Centrifugal Pump Range:

  • Connection Sizes: Available from DN25 up to DN 125
  • Flow Range: up to 300 m³/hr
  • Head Range: up to 65m
  • Temperature Range: up to 120ºC – depending on the pumped fluid
  • Built to DIN 24256 & EN 22858 Standards, therefore, they are interchangeable with the RD & RG Series of Chemical Pumps
  • Versatility: 8 Different seal seat arrangements & Industrial Flanged (PN16) or Food Grade (DIN 11851 as standard) connections means these pumps are able to be used in many different industries
  • Casing & Impellers constructed from the lost wax process for high efficiency
  • Wear Resistant Units are supplied with Wear Rings (closed impeller) or Wear Plates (open impeller)
  • Maintenance: Standardised IEC Electric Motors & Easy Seal Replacement
  • Flanges: PN16 Flanged (HG) or DIN 11851 food (HGA) connections.
  • Seal arrangement options: Single / double tandem / double back-to-back / packing gland

RS/RSA Centrifugal Pump Range:

  • Connection Sizes: Available from ¾” BSP M up to DN 65
  • Flow Range: up to 100 m³/hr
  • Head Range: up to 60m
  • Temperature Range: up to 120ºC – depending on the pumped fluid
  • Built to ISO 2858 / 5199 Chemical & Mechanical Norms
  • Versatility: 8 Different seal seat arrangements & Industrial Flanged (PN16) or Food Grade (DIN 11851 as standard) connections means these pumps are able to be used in many different industries for some of the following applications:
    • Transfer liquids with suspended solids
    • Fruit and vegetable washing
    • CIP systems
    • Tanker truck loading and unloading
    • Bio-diesel & bio-ethanol
    • Biological & Flocculated Sludge
    • Calcium Hydroxide
    • Brine & Chemical Bath circulation & evacuation
  • Free Passage of Solids: up to 50mm – Wear Resistant
  • Maintenance: Standardised IEC Electric Motors & Easy Seal Replacement
  • Materials: Investment Cast AISI 316 Construction with numerous sealing system options
  • Discharge sizes: ¾” M to DN 65
  • Materials: AISI 316.
  • Flanges: PN16 Flanged (HG) or DIN 11851 food (HGA) connections.
  • Seal arrangement options: Single / double tandem / double back-to-back / packing gland

Max Flow: 300m³/hr

Max Head: 65m

Max Temp: 120ºC

Materials: AISI 316

Seals: Mechanically Sealed, Single, Double Tandem, Double Back to Back, & Packing Gland

Connections: DIN / ANSI Flanged or with Food Grade Connections

Configurations: Bare Shaft, Close Coupled, Lantern Bracket, Long Coupled, Vertical Immersion (up to 6m), Cantilever Sump (up to 1.8m)

Largest UK Stock

Same Day Quote

Fastest Delivery

Largest UK Stock

Same Day Quote

Fastest Delivery

Looking for more information about the services offered by Tapflo UK?

Our friendly team at Tapflo UK would be more than happy to assist you further with any pump solutions, delivery information or questions you have. If you need additional support on-site, you can speak to a member of the team today to organise a site visit.

Give us a call now:

02380 252 325

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