Description
GolPumps 3 HP Submersible Well Pump – High-Performance Water Pump for Deep Wells (ST 0734)
The GolPumps 3 HP submersible well pump is designed for high-efficiency performance in deep wells (4” or larger). Equipped with an encapsulated-resin filled motor, this pump is built to meet stringent industry standards and robust construction requirements, ensuring long-lasting operation. Each unit is 100% tested before shipment, guaranteeing dependable performance for residential, agricultural, and commercial applications.
Key Features & Benefits
- Encapsulated Resin-Filled Motor – Hermetically sealed stator with anti-tracking to prevent motor burnout
- High-Efficiency Performance – Reduces energy consumption, saving on operational costs
- Durable Copper Wiring – Ensures maximum conductivity and extended motor life
- Pressure Equalizing Diaphragm – Maintains consistent pumping performance
- Removable Lead Connector – Simplifies installation and maintenance
- Thrust Pad Technology – Improves motor stability during continuous use
- Single-Phase Motor Control Boxes – Available for ease of setup
- Standard NEMA Mounting Dimensions – Ensures quick and easy installation
Technical Specifications
- Upper Bracket: Cataphoresis-treated cast iron with SS304 stainless steel cover cap
- Max Immersion Depth: 985 ft
- Protection Rating: IP68 (waterproof and submersible)
- Max Starts Per Hour: 20 (at regular intervals)
- Sealing System: Sand slinger and lip seal for debris protection
- Insulation Class: F
- Rated Ambient Temperature: 86°F with a cooling flow speed of 0.08 m/s
- Installation Position: Vertical or Horizontal
Pump Specifications
- Max Head: 1050 ft
- Max Flow Rate: 13 GPM
- Discharge Size: 1 1/4″
- Horsepower: 3 HP
- Material: Durable Noryl Construction
- Pump Model: ST 0734
Includes wire splice kit for quick and easy installation.
Perfect For:
- Deep well water pumping in residential, commercial, and agricultural setups
- Irrigation systems, livestock watering, and large-scale water supply solutions
- Energy-efficient pumping with reliable long-term operation
Order now for fast shipping and dependable performance with GolPumps!
| Model | Pump | ST 7-34 |
| Motor | 4CF4956 | |
| Brand | Gol Pumps | |
| Manufacturer’s Warranty | 1 years Limited Warranty | |
| P2 | kW | 2.2 |
| HP | 3 | |
| Service Factor | 1.15 | |
| Material | Pump | Noryl |
| Motor | Noryl | |
| Voltage – Phase | 230V – Three Phase | |
| Wire | – | |
| In | A | 9.8 |
| Imax | A | 10.6 |
| Istart | A | 56 |
| PF (%) | Allowable Load | 0.73 |
| Overload Factor | 0.77 | |
| Efficiency (%) | Allowable Load | 77.1 |
| Overload Factor | 77.2 | |
| R.P.M | 3450 | |
| Thrust | N | 4000 |
| Capacitor | UF | No |
| Cable | AWG | 14 |
| Length (ft.) | 8.2 | |
| Production Country | Taiwan | |
Performance Curves
| Pump Model | Motor | Q Capacity 3500RPM | |||||||||
| kW | HP | Gal/Min | 0 | 4 | 5.3 | 6.6 | 7.9 | 9.2 | 10.6 | 13.2 | |
| ST 7-34 | 2.2 | 3 | Head (ft.) | 1043 | 944.9 | 882.5 | 810.4 | 731.6 | 643 | 547.9 | 311.7 |
Dimensions and Weights
| Outlet | Motor Dia. | Dimensions (inch) | Weight (lb) | |||||
| A | B | C | D | Pump | Motor | Pump + Motor | ||
| NPT 1 1/4″ | 4″ | 33.8″ | 1 1/4″ | 3.9″ | 49.4″ | 20.5 | 33.2 | 53.7 |
Part List and Materials
| No. | Part Name | Materials |
| 1 | Discharge Head | AISI 304 |
| 4 | Check Valve Cone | AISI 304 |
| 6 | Check Valve Retaining Ring | AISI 304 |
| 8 | Bearing Spider | Glass Filled Polycarbonate |
| 12 | Diffuser | Glass Filled Polycarbonate |
| 13 | Bowl | AISI 304 |
| 18 | Impeller | Noryl |
| 34 | Strainer | AISI 304 |
| 40 | Pump Shaft / Coupling | AISI 304 |
| 42 | Shaft Sleeve | AISI 304 or Norly |
| 48 | Pump Casing | AISI 304 |
| 52 | Cable Guard | AISI 304 |
| 86 | O-Ring | NBR |
| 92 | Bearing | Polyacetal |
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