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Submersible and dry-installed pumps for aggressive environments

Submersible and dry-installed pumps for aggressive environments
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Submersible and dry-installed pumps for aggressive environments - 1

GRUNDFOS SL, SE, S PUMP VARIANTS is RY-IN STALLED PUMPS

Submersible and dry-installed pumps for aggressive environments - 2

The right pumps for the right media The extremely reliable and durable Grundfos SL, SE and S wastewater pumps are made partly or entirely of high-grade stainless steel. These powerful pumps are built for handling wastewater, process water, seawater and unscreened raw sewage in aggressive environments that expose the pump to corrosive or abrasive liquids and fluctuating pH levels. Less downtime when pumping in aggressive environments Water intake – seawater, brackish water, surface water Recognised Grundfos quality means you get • Correct choice of material for your application •...

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Submersible and dry-installed pumps for aggressive environments - 3

Typical applications In addition to cast iron, you can choose between the following four variants of the S, SL, and SE pumps in stainless steel. Variant Q Stainless steel impeller in EN 1.4408. Volute is cast iron and motor housing either cast iron (SL, S) or with a stainless steel motor jacket (SE). Why corrosion and erosion is an issue The Grundfos ranges of stainless steel SL, SE and S wastewater pumps with large free passage ensure that you always have the correct pump built with the right materials for the application. All pumps can be further customised, depending on your requirements...

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Submersible and dry-installed pumps for aggressive environments - 4

Aluminium anodes Dsub+dry Stainless steel pumps used for brackish and seawater To minimise the risk of corrosion, the pump must be running continuously, meaning that standstills must not exceed six to eight hours. Resistance in these aggressive environments may be limited. Contact Grundfos for an evaluation of your conditions. Sacrificial aluminium anodes can be used for corrosion protection of both cast iron and stainless steel parts. Aluminium anodes perform optimally in seawater, but some protection will also be achieved in brackish water. Aluminiumanodes have no effect in acidic or...

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Submersible and dry-installed pumps for aggressive environments - 5

www.grundfos.com The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registered trademarks owned by Grundfos Holding A/S or Grundfos A/S, Denmark. All rights reserved worldwide. Being responsible is our foundation Thinking ahead makes it possible Innovation is the essence

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