Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Specifications
This 5.5 HP (4 kW) vertical Pedrollo pump is designed for deep water applications, capable of operating at depths up to 200 meters with 6PD motors and 150 meters with 6PSR motors. It handles liquids at temperatures up to +35°C and can process water with sand content up to 100 grams per cubic meter. The 36/4 Prdrollo pump from the 6SR series features a maximum head of 50 meters and a flow rate of 800 liters per minute, making it suitable for various industrial and water supply tasks. It operates on a three-phase power supply with a power output of 4 kW or 5.5 HP. The pump is built for continuous duty (S1), and it is designed to operate in a vertical position, with a typical start frequency of 20 times per hour at regular intervals. Its components include impellers made of Noryl™ and coated with a special elastomer resistant to sand, along with Noryl™ diffusers. The Pedrollo submersible pump shaft is constructed from durable AISI 304 stainless steel, providing corrosion resistance. It is compatible with well diameters of 6 inches or 153 mm. The pump can be supplied with motors that are either 6PD rewindable and oil-filled or 6PSR rewindable and water-filled, offering flexibility based on application needs. The weight of the pump varies depending on the motor type, with the PD model weighing 54.9 kg and the PSR model weighing 71.5 kg. It requires a minimum cooling flow of 8 cm/s to operate efficiently and is suitable for vertical installation, ensuring ease of maintenance and optimal performance in submerged conditions.
| Specification | Value |
| Liquid temperature | +35 °C |
| Head (m) | 50 |
| Maximum sand content | 100 g/m³ |
| Maximum operating depth below water level | – 200 m with 6PD motors, – 150 m with 6PSR motors |
| Operation | in vertical position |
| Starts per hour | 20 at regular intervals |
| Minimum cooling flow | 8 cm/s |
| Power (kW) | 4 |
| Power (HP) | 5.5 |
| Max. flow rate (l/min) | 800 |
| Voltage | three-phase configured |
| Continuous running duty | S1 |
| Suitable well diameters | 6 inches, 153 mm |
| Impellers | Noryl™ coated with special sand-resistant elastomer |
| Diffusers | Noryl™ |
| Pump shaft | AISI 304 stainless steel |
| Weight | 54.9 kg (PD), 71.5 kg (PSR) |
Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Performance Data
| m³/h | 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 |
| l/min | 0 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 |
| head (m) | 50 | 46.5 | 43.5 | 40 | 36.5 | 32.5 | 28 | 23 | 17 |
Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Applications
- Deep well water extraction
- Industrial water transfer
- Municipal water supply systems
- Agricultural irrigation systems
Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Benefits
- High durability with stainless steel shaft and sand-resistant impellers
- Flexible motor options for different applications
- Capable of operating at significant depths up to 200 meters
- Reliable continuous operation for demanding tasks
Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Price List
| No. | Name | Price |
| 1 | Pedrollo 5.5 HP Three-phase Submersible Pump 6SR 36/4 Price | Contact us |










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