Grundfos SQ / SQE 3-Inch Submersible Borehole Pump
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Grundfos SQ / SQE 3-Inch Submersible Borehole Pump
Grundfos SQ and SQE stainless steel submersible pumps for boreholes 3 inch and larger, single-phase with a built-in soft start, 1 to 7 m3/h. SQE adds variable speed with a CU 300 or CU 301 control unit.
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Key specifications
| Series | SQ and SQE (SQ-N / SQE-N AISI 316 versions) |
| Rated flow | 1, 2, 3, 5 and 7 m3/h (sizing table 0.5 to 9.0 m3/h) |
| Maximum shut-off head | 47 m (SQ 1-35) to 237 m (SQ 1-155) |
| Motor | Single-phase permanent-magnet MS 3 / MSE 3, up to 1.85 kW P2 (0.70 to 1.85 kW) |
| Voltage | 1 x 200-240 V, 50/60 Hz; cuts out below 150 V or above 315 V |
| Materials | Stainless steel EN 1.4301 (AISI 304); -N versions EN 1.4401 (AISI 316); hydraulic parts polyamide with 30% glass fibre |
