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Self-priming pumps with open impeller.

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  • Description
    Execution

    Close-coupled centrifugal pumps with open impeller.
    The built-in backflow preventer
    avoids reverse siphoning when the pump is stopped and assures automatic re-priming at the next start.
    The pump re-primes itself even if partially filled with liquid and with completely empty suction pipe.
    A: version with pump casing and lantern bracket in cast iron.
    B-A: version with pump casing and lantern bracket in bronze.
    The pumps are supplied fully painted.

    Applications

    For clean or slightly dirty water, also with solids up to 10 mm grain size for A 40, A 50 and 15 mm for A 65, A 80.
    For draining a basin or a sump.
    For irrigation.
    For civil and industrial applications.

    Operating conditions

    Liquid temperature from -10 °C to +90 °C.
    Ambient temperature up to 40° C.
    Maximum permissible working pressure up to 6 bar (10 bar for A 80-170).
    Continuous duty.

  • Technical Features

    Technical data

     

    FLOW
    3.6 / 66
    mc / h
    HEAD
    3.3 / 33.6
    m
    POWER
    0.55 / 7.5
    kW
  • Downloads
    Click Below to Download:

     

    50Hz Catalogue English
    60Hz Catalogue English/Spanish
    Instructions Multilingual

Why Calpeda Pumps…

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Cost-effective

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Environmental Impact

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Reliable

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Durable

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Versatility

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Innovative Features

What Trebles Customers Think

We relied on Trebles expertise to ensure the right products were sourced for our project.

Matthew Gidley – Senior Contracts Engineer, JS Wright

Top workmanship and a professional attitude from a supportive team

Richard Leek – Project Manager, Marshdale

Excellent customer service again! You genuinely make my life so much easier

Anthony Gooding – Director, HSP

Excellent service and a company I would recommend to anyone in future

Jason Goldsmith – Supervisor, Interserve

Engineers were very professional with an excellent knowledge of their trade

Martin Deakin – Gas Surveyor, Bromford

We’re writing to express our sincere thanks to all who help ensure our hospitals are able to run smoothly

Richard Hill – Estates Manager, London Road Community Hospital

Job delivered and commissioned at the height of the pandemic with no changes to the excellent service we always receive.

Carl Berridge – MD, Powergas

The team at Trebles were great. I really can’t praise them enough.

Richard Beard – Club Secretary, Belvedere Park FC

Not many providers would be able to fully breakdown & rebuild a booster on site

Clive Bradley – Senior Contracts Engineer, JS Wright