The Grundfos SEG shredder pump pumps untreated domestic wastewater, e.g. into the pressure sewer network. The shredder device of the SEG pump is long-lasting and effectively shreds solids into small pieces to prevent pipe blockages. Grundfos up-fittings are equipped with the reliable SmartSeal sealing system, which keeps the pumping system efficient and reduces operating costs. The SEG series includes models for single- and three-phase current and the pumps can withstand voltage fluctuations of –10% / +6%. The pump power range is 0.9–4.0 kW. The temperature of the pumped liquid can be 0 °C – +40 °C (temporarily max. +60 °C).
Product benefits:
- The pump's cable connection can be easily removed without electrical work.
- The short shaft places little load on the bearings and extends the pump's service life.
- The double mechanical shaft seal is reliable and long-lasting.
- Maintenance procedures do not require special tools, as the pump mounting bracket speeds up the opening and dismantling of the pump.
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Product number
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Supplier product number:
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EAN code:
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Material class
Specifications
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Electrical connection: cabling
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Insulation class according to IEC: F
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Disconnect device: yes
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Rotation speed: 2900
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Suitable for dry installation: no
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Motor speed control: none
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Stand: no
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Rated current: 7
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Pump diameter: 256
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Pump height: 562
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Frequency: 50Hz
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Static maximum height: 37
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Weight: 70.7
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Output side connection: flange
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Nominal diameter of the outlet side: DN 40
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Outlet standard: EN 1092-2
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Number of stages: 3
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Engine power (P2): 3.1
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Outlet connection diameter: 40
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Explosion-proof: no
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Flange shape: square
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Motor input power (P1): 4
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Protection class (IP): IP68
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Cable length: 10
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Impeller material: cast iron
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Pump shell material: cast iron
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Impeller material quality: cast iron EN-GJL-200 (GG 20)
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Pump housing material quality: cast iron EN-GJL-200 (GG 20)
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Maximum operating pressure: 6
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Outflow (maximum): 18
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Rated operating mode: S3
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Volumetric flow (BEP): 12.94
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Pressure at volumetric flow (BEP): 250.2
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Outlet flange pressure class: PN 6