Submersible Pump

CALPEDA GQS – Submersible Drainage & Sewage Pumps




CALPEDA GQS – Submersible drainage and sewage pumps

For domestic or industrial waste water, dirty water with solids up to 50 mm grain size, for liquids which are compatible with the pump materials. For draining rooms or or emptying tanks. Extraction of water from ponds, streams or pits and for rainwater collection.

Single-impeller submersible pumps, with free-flow (vortex) impeller.
GQS: with vertical threaded delivery port (G 2).
(DN 50 – G 2).
Double mechanical shaft seal with interposed oil chamber, to protect against dry-running.

Operating conditions
Liquid temperature up to 35 C.
pH value: 6-11.
Maximum immersion depth: 5 m.
Minimum immersion depth: 275 mm.
Continuous duty (with submerged motor).

2-pole induction motor, 50 Hz (n 2900 rpm).
GQS: three-phase 230 V 10%; three-phase 400 V 10%;.
Cable: H07RN-F, 4G1 mm2, length 10 m, without plug.
GQSM: single-phase 230 V 10%, with float switch and thermal protector.
Incorporated capacitor.
Cable: H07RN-F, 3G1 mm2, length 10 m, with plug CEI-UNEL 47166.
Insulation class F.
Protection IP X8 (for continuous immersion) Triple impregnation humidity-proof dry winding.
Constructed in accordance with: EN 60034-1; EN 60335-1, EN 60335-2-41.

Other features on request
– Other voltages. – Frequency 60 Hz (as per 60 Hz data sheet).
– Other mechanical seal. – Cable length 20 m.
– Motor suitable for operation with frequency converter.
– Three-phase pumps with incorporated float switch.

Calpeda are an Industry Leading Italian manufacturer of electric water pumps, for more general information on Calpeda and their range you can visit here

For Information on How to Optimize your Pump system you can read BEPumps?4 Simple Free Steps to Save Thousands!

Additional information


50-11, 50-11 CG, 50-13, 50-13 CG, 50-15, 50-15 CG, 50-8, 50-8 CG, 50-9, 50-9 CG


240, 415


Excluded, Included



Technical Data Sheet

Operation and Maintenance Manual

Shipping & Delivery

We offer free standard delivery (3-5 working days) to all UK Addresses. Free delivery relates to all Pumps on our website and individually purchased spares or accessories over the value of £60 (before VAT). Individual Spares or Accessories purchased under £60 will incur a £8.50 + vat delivery charge.

Returns Policy