GQV, GQS
Submersible sewage and drainage pumps
FLOW
3 / 36
mc / h
HEAD
1.8 / 15
m
POWER
0.55 / 2
kW
, 
, 
Execution
Single-impeller submersible pumps, with free-flow (vortex) impeller.
GQS: with vertical threaded delivery port G 1 1/2″ or G 2″.
GQV: with horizontal G 2” or G 2”1/2 threaded delivery port and with DN 50 or DN 65 flanged delivery port.
Double mechanical shaft seal with interposed oil chamber, to protect against dry-running.
Applications
– For domestic or industrial waste water, dirty water with solids up to 40,50,65 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.
Operating conditions
Liquid temperature up to 35° C.
pH value: 6-11.
Maximum immersion depth: 5 m.
Minimum immersion depth: 275 mm (355 mm for GQV 65).
Continuous duty (with submerged motor).
Motor
2-pole induction motor, 50 Hz (n ≈ 2900 rpm).
GQS, GQV: three-phase 230V ± 10%
400V ± 10%
Cable: H07RN-F, 4G1 mm2, length 10 m, without plug.
GQSM, GQVM: single-phase 230V ± 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.
Case History
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