Grindex Dewatering Pump: Minor

Electrical submersible 3~ drainage pump

The Minor pump is one of the more popular models in the drainage range, and it shares all important features and benefits with the other models, resulting in the lowest cost per cubic meter pumped. The drainage range of pumps drain water, not your wallet! The revolutionary hydraulic design ensures high wear resistence and dramatically reduces performance drop due to long time wear. The Minor pump is available in two configurations:

  • Major N (Normal head)
  • Major H (High head)

Available in both 50hz and 60hz models

Grindex-Minor
Technical DataNH
Discharge connection4″3″
Rated output3.7 kW3.7 kW
Max power consumption4.4 kW4.4 kW
Rated current at 400 V7.3 A7.3 A
Rated current at 500 V5.4 A5.4 A
Shaft speed2855 RPM2855 RPM
Strainer holes∅ 10 mm∅ 10 mm
Weight50 kg50 kg
Height768 mm768 mm
Width∅ 286 mm∅ 286 mm
Other voltages on request
Upper Mechanical Seal:
Tungsten carbide - Aluminium oxide
Lower Mechanical Seal:
Silicon carbide
Outer Casing:
Stainless steel
Strator Housing:
Aluminium
Motor Shaft:
Stainless steel
Impeller:
Hard-IronTM
Suction Cover:
Hard-IronTM
Low Suction Collar:
On request
Float Switch:
On request
Zinc Anodes:
On request
Other Castings:
Aluminium
Pump Raft:
On request
Screws & Nuts:
Stainless steel
Diffuser Ring:
Nitrile Rubber
O-Rings:
Nitrile rubber
Max. Liquid Density:
1100 kg/m3
Max. Liquid Temperature:
40°C
pH of Liquid:
5-8
Max Submersible Depth:
20m
Tandem Connection:
On request
Upper Mechanical Seal:
Tungsten carbide - Aluminium oxide
Lower Mechanical Seal:
Silicon carbide
Outer Casing:
Stainless steel
Strator Housing:
Aluminium
Motor Shaft:
Stainless steel
Impeller:
Hard-IronTM
Suction Cover:
Hard-IronTM
Diffuser Ring:
Nitrile Rubber
Screws & Nuts:
Stainless steel
O-Rings:
Nitrile rubber
Other Castings:
Aluminium
Zinc Anodes:
On request
Float Switch:
On request
Low Suction Collar:
On request
Tandem Connection:
On request
Pump Raft:
On request
Max Submersible Depth:
20m
pH of Liquid:
5-8
Max. Liquid Temperature:
40°C
Max. Liquid Density:
1100 kg/m3