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175 mm (7") Borewell Submersible Pumps

C.R.I. 175 mm (7”) Borewell Submersible pumpset is made up with rigid materials of construction together with extremely tough hardwearing bushes which make this pumpset highly durable. This pumpset is supplied with stainless steel & LTB-2 impellers to give better performance and longer life and other vital components like check valve housing, stage bowls and suction inter connector, are all made of graded cast iron. The optimal design of impellers and diffusers offers best possible hydraulic efficiency. This pumpset is powered by a water filled, rewindable submersible motor suitable for continuous duty.

Features Specifications (MOC) Pump (MOC) Motor
  • Stainless steel Impeller - Smooth flow path
  • Diameter alterable extra thick impeller - Extra life
  • Unique Double Fold Technology - More Strength
  • Smooth surface finish Less friction, more water discharge
Power range 3.7kW – 15 kW ( 5HP – 20HP)
Speed 2880 RPM
Version 380- 415 V, Three Phase, 50 Hz, A.C. Supply
Maximum total head 90 m
Maximum flow rate  
 
27 lps (97.2 m /h)
 
Maximum Outer Diameter in mm 165
Nominal outlet size in mm 100
Degree of Protection IP 58
Direction of Rotation Clockwise from driving end.
Thrust Load 3500 lbs.
Minimum cooling flow along the motor 0.16 m/sec
Type of duty S1 (Continuous)
Method of starting Direct on Line upto 5.5 kW,SD upto 15 kW
Maximum starts per hour 4 times

MATERIAL OF CONSTRUCTION OF PUMP
Part Name Material
Check Valve housing
Cast iron (FG 200)
Check Valve Seat
Nitrile Butyle Rubber
Diffuser Chamber
Cast Iron (FG 250)
Impeller
SS AISI - 410 (Casted) / Bronze
Suction Inter Connector
Cast Iron (FG 200)
Inlet screen
SS AISI - 202
Pump Shaft
SS AISI - 410 / S.S AISI - 431
Cable Guard
SS AISI - 202
Coupling
SS AISI - 410

MATERIAL OF CONSTRUCITON OF MOTOR
Part Name Material
Diaphragm
High Nitrile butyl rubber
Journal bushes
LTB - 4
Thrust Assembly
SS AISI 420 and Graphite Carbon
Lower / Upper housing
Cast iron (FG 200) with outer shell SS AISI 304
Stator shell
SS AISI 304
Shaft
SS AISI 410 / EN-9 with SS - 410 sleeve at bush guide