Calpeda Single-impeller submersible drainage pump, with open impeller - Gqr

Applications

For clean water with suspended solids up to a diameter of 6, 10 mm.

Emptying of flooded rooms or tanks.

Extraction of water from ponds, flowing water or pits for collection of rain water.

For irrigation purposes.

Operating conditions

Liquid temperature up to 35°C.

Maximum immersion depth: 5 m.

Continuous duty (with submerged motor).

Motor

2-pole induction motor, 50Hz (n ≈ 2900 1/min).

GQR: three-phase 230V ± 10%

                           400V ± 10%

                          Cable: HO7RN-F, 4G1 mm², length 10 m, without plug.

GQRM: single-phase 230V ± 10%

                          with float switch and thermal protector.

                          Incorporated capacitor

                          Cable: HO7RN-F, 3G1 mm² (3G1x1,5 mm² for 1.5 kW), length

10 m, with plug CEI-UNEL 47166.

Insulation class F.

Protection IP 68 (for continuous immersion).

Triple impregnation humidity-proof dry winding

Constructed in accordance with EN 60034-1 EN 60335-1, EN 60335-2-41.

Special features on request

Other voltages.

Frequency 60 Hz (as per 60 Hz data sheet).

Other mechanical seal.

Cable length 20 m.

With switch and fixed float (magnetic).

Motor set up for operation with inverter.

Three-phase pumps with built-in switch and float.

Designation

GQRM 10 32-12

GQ = Series

R = with open impeller.

M = Single-phase (no indication: three-phase)

10 = Free passage

32 = Delivery port diameter in mm (value for flanged pumps only)

12 = Max. head

Materials

Components                                                        Materials

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Pump casing                                                       Cast iron GJL 200 EN 1561

Impeller                                                             Cast iron GJL 200 EN 1561

Filter                                                                 Chrome-nickel steel 1.4301 EN 10088 (AISI 304)

Motor jacket                                                       Chrome-nickel steel 1.4301 EN 10088 (AISI 304)

Jacket cover                                                       Chrome-nickel steel 1.4301 EN 10088 (AISI 304)

Casing cover                                                      Chrome-nickel steel 1.4301 EN 10088 (AISI 304)

Handle                                                              Polypropylene (with frame made of 1.4301 EN 10088 (AISI 304))

Shaft                                                                 Chrome-nickel steel 1.4301 EN 10088 (AISI 304) for GQR 6-32.. (AISI 303)

Upper mechanical seal                                         Ceramic / Carbon / NBR

Lower mechanical seal                                         Ceramic / Carbon / NBR

Seal lubrication oil                                               Oil for food/pharmaceutical machinery