Grindex Major Drainage Pumps (N & H)

Grindex



The Major 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 Major pump is available in two configurations; 
Major N (Normal head) 
Major H (High head)

 

 

Pump type

Electrical submersible Three-phase

Classification

IP 68

Max submersion

20 meters

Cable

20 meters, SUBCAB: 3-phase: 4G2.5mm2

Discharge connection

N : 4" - hose, ISO-G or NPT H : 3" - hose, ISO-G or NPT

Limitations

pH 5-8

Max liquid temp

40°C

60 Hz N H
Discharge connection C 4" 3"
Rated power P2 [kW/HP] 6.6 / 9.0 6.6 / 9.0
Max. power consumption P1 [kW] 7.7 7.7
Shaft speed [r.p.m.] 3470 3470
Rated current at 230V 22 A 22 A
Rated current at 460V 11 A 11 A
Rated current at 575V 8.7 A 8.7 A
Solids passage [mm/inch] 10 / 0.4 10 / 0.4
Height [mm/inch] 768 / 30¼ 768 / 30¼
Diameter [mm/inch] 286 / 11¼ 286 / 11¼
Weight [kg/lbs] 50 / 110 50 / 110

 


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