Karha 151
1.5 HP High-Head Openwell Submersible Pump
Flagship high-head openwell pump for extensive irrigation, orchards, sugarcane and heavy water-transfer applications.
About DHAN LAKSHMI Karha 151 (V7-1.5HP)
DHAN LAKSHMI Karha 151 (Model: V7-1.5HP) from Dhanashri Electromech Industries is our flagship 1.5 HP (1.2 kW) single-phase V7 submersible openwell water pump, delivering exceptional high-head reach up to 38 meters and massive discharge flow up to 11,040 LPH (with peak open flow reaching 12,500 LPH). Fitted with a large 38mm x 38mm (1.5" x 1.5") pipe connection, corrosion-proof SS304 stainless steel motor housing, 100% pure copper submersible winding, and water-lubricated carbon thrust bearings with carbon-graphite bushes. Unparalleled hydraulic efficiency and continuous S1 duty reliability for deep open wells, extensive agricultural fields, and large water storage infrastructure.
Engineering & Performance Data
Complete verified technical specifications for DHAN LAKSHMI Karha 151 tested at the Dhanashri Electromech Industries manufacturing facility in Pune.
Electrical Specifications
| Power Rating | 1.5 HP / 1.2 kW |
|---|---|
| Voltage Band | 180V - 240V |
| Full Load Current | 8.5 Amp |
| Supply Phase | Single Phase (1Ø) / 50 Hz |
| Motor Speed | 2880 RPM |
| Built-In Capacitor | |
| Cooling Method | Water-Lubricated/Cooled |
Hydraulic Performance
| Head Range | 10 - 38 Meters |
|---|---|
| Discharge Flow | 11040 - 1950 LPH |
| Best Efficiency Point | 26m @ 6900 LPH |
| Suction Lift | 0 (Submerged) |
| Pipe Size | 38mm x 38mm (1.5" x 1.5") |
| Number of Stages | 1 Stage |
Materials of Construction (MOC)
| Pump Casing | Coated Cast Iron |
|---|---|
| Impeller | Flagship High-Throughput Noryl |
| Motor Shell | SS304 Stainless Steel |
| Motor Winding | 100% Poly-Wrapped Submersible Copper |
| Shaft | SS 410 Stainless Steel |
| Bearings | Water-Lubricated Carbon Thrust Bearings |
| Bush | Self-Cooling Carbon-Graphite Bush |
| Sealing | Heavy-Duty Oil Seal |
Protection & Operational Standards
| Insulation Class | Class F |
|---|---|
| Ingress Protection | IP 68 |
| Duty Cycle | S1 Continuous |
| Thermal Overload Protection | Yes |
| Weight (approximate) | 20.0 kg |
Hydraulic Head vs Discharge Performance Curve
Factory performance testing curve displaying verified discharge in litres per hour (LPH) against vertical head in meters for DHAN LAKSHMI Karha 151.
Key Features of DHAN LAKSHMI Karha 151
Engineered with high-grade components for durable daily operation and maximum power efficiency.
Flagship V7 High Discharge
Delivers maximum water volume up to 11,040 LPH across head range, with open-flow reaching 12,500 LPH.
38m High Head Capability
High-throughput Noryl impeller geometry produces an extended 38-meter head with BEP at 26m @ 6900 LPH.
38mm (1.5") Pipe Connection
Wide 1.5-inch delivery connection reduces pipe friction to sustain high volume over long pipe runs.
IP68 & SS304 Copper Motor
Combines 100% poly-wrapped copper wire (8.5 A) with a heavy SS304 stainless steel shell and IP68 seal.
Carbon Thrust & Graphite Bush
Water-lubricated carbon thrust bearing with carbon-graphite bush ensures smooth, frictionless long life.
Recommended Uses for Karha 151
Tailored to meet the demands of farmers, homeowners, and commercial operators across Maharashtra and India.
Extensive Agricultural Irrigation
High-capacity water pumping from deep open wells for extensive crop fields, sugarcane plantations, and fruit orchards.
Community Overhead Water Schemes
Fast, high-volume water lifting for large elevated water reservoirs and multi-family residential clusters.
Heavy Commercial & Industrial Supply
Continuous S1 duty pumping for processing units, construction sites, and bulk water storage facilities.
Farm Ponds & Water Reservoirs
Efficient bulk water transfer between irrigation holding ponds, farm reservoirs, and field channels.
Related DHAN LAKSHMI Water Pumps
Compare with other models in the DHAN LAKSHMI series for alternative HP ratings, suction capabilities, and head reaches.
Karha 100
Ideal for agricultural irrigation, large sumps, commercial tanks and water-transfer applications.
Karha 150
A heavy-duty openwell submersible pump designed for agricultural irrigation, multi-acre farms, and high-pressure water delivery.
Need Help Choosing the Right Pump?
Contact our engineering team in Pune for assistance with head calculation and recommendations.