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The GP50/75v is the general purpose industry standard for Construction, Utilities and Civil Engineering. Used wherever there's a need for positive self - priming, the GP50/75 incorporates the unique Sykes Univac vacuum system. This enables the pump to prime and re-prime fully automatically from dry. The GP50/75 is powered by a 5.8bph to 4.3kW Lister engine. All Sykes General Purpose pumps are available with alternative engines, motors and chassis configurations.

Pump performance

GP 50/75. Max Head: 28.0 m. Max Flow: 15.0 l/s. Max Solid: 28mm. The GP 50/75 dimensions are H860 X W750 X L1,216mm and it weighs 188kg excluding fuel "Testing's"

  • Hard wearing cast Iron parts
  • Hours of unattended operation
  • Corrosion resistant
  • Automatic priming and re-priming
  • Available as a two wheeled trailer
  • Compact and manoeuvrable
  • Available as skid mounted
  • Electric motor option
  • Available as a high speed road trailer
  • Electric start
  • Clean and dirty water
  • Site dewatering
  • Sludge
  • Quarries
  • Slurry
  • Waste water
  • Over pumping
200 kg with fuel / 188 kg without fuel
Pump Materials
Main pump: SG grade iron
860 x 750 x 1216 mm
Pipe Connections
Suction: 3” BSP Female thread, Discharge: 2” BSP Female thread, Bauer couplings option 2”
Noise level
Typical noise level at 1m = 90 - 97 dBA, Typical noise level at 7m = 73 - 80 dBA
Engine(Type / Power / Speed)
Lister AD1 air cooled diesel engine developing 4.3 kW at 2500 rpm
Max head: 28 m / Max flow: 15 l/s / Max solid: 28 mm
Prime System
Rotary vacuum pump of nominal displacement 6 cfm incorporating non-return valve
Fuel Tank Capacity
14 litres. Max 24 hour with cleaning and flushing facilities
Shaft Seal
Sykes patented Vacuum pressure seal, Single ring of packing, Spring loaded, No adjustments necessary, Easy repacking, Chrome oxide coating on wear ring
Fuel Consumption
Typical fuel consumption on full load @ 1800 rpm: 1.2 litres/hour
Health and Safety
Ear Defenders, Gloves, Boots/safety footwear / Protective clothing, Noise power level Lwa:106 dB
2 wheel site trailer / high speed trailer / skid mounted

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