Calpeda GQS 50-15 Submersible Drainage Pump (2′ Vertical Port)

Calpeda GQS 50-15 Submersible Drainage Pump

The Calpeda GQS submersible drainage pump is a single-impeller submersible pump with a free-flow (vortex) impeller and with a vertical threaded delivery G2″ port. This submersible sewage pump has a maximum head height of 15m and a maximum pump rating of 600 l/min.

Applications

• 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 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: 200 mm
• Continuous duty (with submerged motor)

Features

• G 2″ vertical, upward delivery port for installation in small pits, without the need for an elbow on the pump
• Cable length 10 m, pump single-phase with plug
• Easy inspection of the capacitor area
• Ring against accidental extraction of the cable
• Relief valve: the pump is fitted to a relief valve for air release around  the impeller granting a proper pump priming also after long standstill periods
• Pump casing with epoxy cataphoresis treatment joined to the external paint for a greater protection against the rust
• Handle in polypropylene, with frame in stainless steel
• Easy adjustment of the float switch: to allow the adjustment of start/stop pump levels
• The double shaft seal with oil chamber separates the motor from the water and provides further protection against accidental operation when dry
• Chamber with food/pharmaceutical machinery oil
• Impeller with epoxy cataphoresis treatment for a greater protection against the rust
• Shaft in chrome-nickel stainless steel.
• The free-form impeller (vortex) construction is particularly suitable for liquids containing solids up to 40mm 

Motor

• 2-pole induction motor, 50 Hz (n ≈ 2900 rpm)
• GQV, GQS:three-phase 230 V ± 10%; three-phase 400 V ± 10%;. Cable:H07RN-F, 4G1 mm2, length10 m, without plug
• GQVM, GQSM:single-phase 230 V ± 10%, with float switch and thermal protector. Incorporated capacitor. Cable:H07RN-F, 3G1 mm2, length10 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