SP 2A

Summary

Product identification

The GRUNDFOS SP 2A is a line of submersible pumps, motors, and accessories designed for 50 Hz operation.

Electrical

• Motor Types: MS 402, MS 4000
• Motor Power: 0.37 kW, 0.55 kW, 0.75 kW, 1.1 kW, 1.5 kW, 2.2 kW, 3.0 kW, 4.0 kW
• Voltage Options: 1x230V, 3x230V, 3x400V (depending on model)

Mechanical / hydraulic

Performance curves are provided for the SP 2A series, indicating:

• Flow (Q): Up to 2.8 m³/h (0.8 l/s)
• Head (H): Up to 560 m
• Pressure (p): Up to 5600 kPa
• Efficiency (Eta): Up to 50%
• Motor Power (P2): Up to 0.05 kW (for the displayed curve)
• For a full explanation of the efficiency curve and "Curve conditions," please refer to page 4 of the official PDF. Performance is certified to ISO 9906 Annex A.

Dimensions and Weights: Dimensions (A, B, C in mm) and Net weights (kg) vary significantly by pump type, motor, and voltage configuration.

• Pump types: SP 2A-6 through SP 2A-90.
• Motor types: MS 402, MS 4000.
• Motor power: From 0.37 kW to 4.0 kW.
• Dimensions (C, B, A): Range from 226 mm to 2269 mm depending on the specific model.
• Net weight: Range from 9 kg to 64 kg depending on the model and voltage configuration.
• Maximum diameter of pump (inclusive of cable guard and motor): 101 mm.
• For SP 2A-75 and SP 2A-90 models:
  • Mounted in sleeve for R 1¼ connection.
  • Maximum diameter: 108 mm.
• Connection size: Rp 1¼ (as shown in diagram and specified for certain models).

See the official PDF for exact tabulated values.

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the complete OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror