at present as we know manhole drain is bigger problem because manhole opening diameter is maximum 24" and in this size we have only two option for pumping  1. With small pump drain which size suitable with 24" with all fitted accessories for require drain . 2. Negative suction pump .
now, in negative suction pump we face so many problem for priming and also this type of pump not handling solid size more than 20 mm.
           in market if we fitted bend and hose submersible pump suitable maximum 5 hp or 10 with outlet 100 mm its maximum this also make some company. Not all.  normally easy to operate common size pump is 3 hp.
that reason we are not doing properly drain our manhole in time. 
now, we give a batter solution inform of mahole pump  - we design manhole pump up to 30 hp with 300 m3/hr at 10 mtr. Head with outlet 150 mm.
even if you want with 10 hp outlet 150 mm its also available in our manhole pump design.
benefit of "viraj" manhole pump .1
1. Its easy to down in manhole ( 550mm dia min.) - with all accessories like hose  for lift waste water out side manhole .
2. Available up to 30 hose power.
3. Available 7.5 hp to 30 hp with 150 mm outlet also . So heavy discharge you drain from manhole.
4. Solid handling size - up to 100 mm ( minimum - 65 mm)
5. Complete non clog design.
6. Easy to handle .
7. Submersible type so no priming require.
8. For dry run cooling jacket optional available.
9. Above 15 hp inbuilt contactor for thermal protection against motor heat proteciton.

at present as we know manhole drain is bigger problem because manhole opening diameter is maximum 24" and in this size we have only two option for pumping  1. With small pump drain which size suitable with 24" with all fitted accessories for require drain . 2. Negative suction pump .
now, in negative suction pump we face so many problem for priming and also this type of pump not handling solid size more than 20 mm.
           in market if we fitted bend and hose submersible pump suitable maximum 5 hp or 10 with outlet 100 mm its maximum this also make some company. Not all.  normally easy to operate common size pump is 3 hp.
that reason we are not doing properly drain our manhole in time. 
now, we give a batter solution inform of mahole pump  - we design manhole pump up to 30 hp with 300 m3/hr at 10 mtr. Head with outlet 150 mm.
even if you want with 10 hp outlet 150 mm its also available in our manhole pump design.
benefit of "viraj" manhole pump .1
1. Its easy to down in manhole ( 550mm dia min.) - with all accessories like hose  for lift waste water out side manhole .
2. Available up to 30 hose power.
3. Available 7.5 hp to 30 hp with 150 mm outlet also . So heavy discharge you drain from manhole.
4. Solid handling size - up to 100 mm ( minimum - 65 mm)
5. Complete non clog design.
6. Easy to handle .
7. Submersible type so no priming require.
8. For dry run cooling jacket optional available.
9. Above 15 hp inbuilt contactor for thermal protection against motor heat proteciton.