Grundfos SL.56M.210.4.50D.200 Cast Iron Medium-Head Wastewater Pump with Open S-Tube Impeller
SKU: 92850504

Grundfos SL.56M.210.4.50D.200 Cast Iron Medium-Head Wastewater Pump with Open S-Tube Impeller

$30,928.87 GST Included
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Official Grundfos
24 Months
Peace of Mind
Max Flow
13200 L/Min
Max Head
26 m
Power
21 kW / 415v
Ideal Use
Municipal Sewage

Product Overview

Intended for municipal sewage handling, the Grundfos SL.56M.210.4.50D.200 is designed for permanent submerged installation in treatment plants and collection networks. This cast iron model holds CE EN12050-1 certification with ROHS and WEEE environmental approvals. It is developed for handling raw effluents and untreated wastewater containing solids.

A 21 kW 4-pole motor powers the pump at 1490 rpm on a 3 x 415 V supply. Operating with a rated current of 52.5 Amps, it achieves a maximum flow up to 13200 L/min and a maximum head up to 26 m. The motor is rated for continuous S1 duty, using the surrounding media for cooling during submerged operation.

The hydraulic system uses an Open S-tube impeller with a 308.6 mm actual diameter for solids handling. The nominal duty head is 13.09 m. The hydraulic design features dual DN 200 inlet and outlet connections with DIN flanges, supporting high-volume wastewater transfer while reducing the risk of clogging in municipal infrastructure.

Construction features an EN-GJL-250 cast iron pump housing and motor casing with double mechanical shaft seals. Protection includes integrated PTO sensors for motor protection and monitoring. The unit is supplied with a 10-metre S1BC4N8-F EMC power cable and an IP68 enclosure suitable for installation depths up to 30 metres.

FEATURES

  • Open S-tube impeller with a 308.6 mm actual diameter for handling untreated wastewater containing solids.
  • EN-GJL-250 cast iron pump housing and motor casing for structural integrity in submerged environments.
  • Double mechanical shaft seal arrangement with SiC/SiC primary seal and Silicon Carbide/Carbon secondary seal.
  • Integrated PTO sensors for motor protection and monitoring to ensure reliable performance and safety.
  • Supplied with a 10-metre S1BC4N8-F EMC power cable for reliable electrical connection in sewage basins.
  • IP68 enclosure suitable for installation depths up to 30 metres and 9 bar maximum operating pressure.
  • Class H motor insulation with support for up to 30 starts per hour during continuous S1 submerged service.
  • Compatible with the Grundfos auto-coupling system (96641489) for simplified installation and maintenance.

IMPORTANT: Bulk freight charges apply. Please contact us for a freight quote before ordering.

SPECIFICATIONS
Max Flow13200 L/Min
Max Head26 m
Power21 kW / 415v
Rated Current52.5 Amps
Suitable ForMunicipal Sewage
Body MaterialCast iron
Liquid TemperatureMaximum 40°C
Inlet Size200 mm
Outlet Size200 mm
Warranty24 Months
Documents
Product Brochure Download
Specification Data Sheet Download
Installation Guide Download
Data Booklet Download
Service Instructions Download
Quick Guide Download

In municipal sewage treatment plants and collection networks, The Grundfos SL.56M.210.4.50D.200 provides high-volume fluid circulation across submerged collection basins. Utility pumping chambers deploy this heavy unit to clear raw wastewater into treatment headers.

  • Sewage Treatment Plants
  • Collection Networks
  • Submerged Collection Basins

Warranty & Returns

All products supplied by Foundation Pumps are covered by a minimum 12-month warranty unless otherwise stated. Some brands may offer longer manufacturer warranties. Warranty covers manufacturing defects, faulty materials and workmanship under normal use.

  • Products must be installed correctly and in accordance with the manufacturer’s instructions.
  • Warranty does not cover incorrect installation, misuse, dry running, normal wear and tear, unauthorised repairs or damage caused by external factors.
  • Proof of purchase, photos, videos and installation details may be requested when assessing a warranty claim.
  • The customer is responsible for returning the product to Foundation Pumps or the nominated service centre unless otherwise agreed.
  • Removal, reinstallation, labour and associated site costs are generally the customer’s responsibility unless required under Australian Consumer Law.
  • Change-of-mind returns may be accepted within 30 days provided the product is unused, uninstalled and returned in its original packaging.
  • Customers are responsible for return freight costs for change-of-mind returns.
  • Restocking fees may apply to special-order, bulky or non-stocked products.
  • Used, installed or specially ordered products may not be eligible for change-of-mind returns.
  • If a product arrives damaged or faulty, please contact Foundation Pumps as soon as possible so we can assist with the appropriate repair, replacement or refund.

Your rights under Australian Consumer Law are not affected.

Product Brochure
Download
Specification Data Sheet
Download
Installation Guide
Download
Data Booklet
Download
Service Instructions
Download
Quick Guide
Download
How high can this pump lift water vertically?

Dynamic lift generated by the Grundfos SL.56M.210.4.50D.200 reaches a maximum elevation head of approximately 56M across discharge lines.

What is the maximum vertical lift capacity of this pump?

Fluid elevation through vertical risers reaches up to 56M with the SL.56M.210.4.50D.200 under standard duty points.

How much water flow and pressure can this pump deliver?

You get up to 13200 L/Min in flow and a maximum head of 56M from the SL-56M-210-4-50D-200, depending on operating conditions.

How many meters of dynamic lift does this pump provide?

To overcome vertical elevation resistance, the SL 56M 210 4 50D 200 develops a maximum pumping head of approximately 56M.

How much electricity and current does this pump draw under load?

Electrical power for the SL/56M/210/4/50D/200 requires a 415 V three-phase connection, driving an efficient 21 kW motor that draws 52.5 Amps.

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