Lorentz PU600 C-SJ3-9 Solar Submersible Pump 4.1 m³/h 50m Centrifugal
Modelo: 10-001045 PU600 C-SJ3-9, Rp 1 1/4", UL- Sku: LOREBOM032
- Vendor: Lorentz
Specifications
Product Description
The Lorentz PU600 C-SJ3-9 Solar Submersible Pump is a professional submersible unit (Pump Unit) that combines a high-efficiency ECDRIVE 600-C motor with the PE C-SJ3-9 centrifugal hydraulic section in AISI 304 stainless steel. This version is supplied without controller, making it ideal for integration with an existing PS2-600 or for designing a custom system. Delivers up to 4.1 m³/h and 50 m when used with the appropriate controller, offering robustness, quiet operation, and minimal maintenance.
Main Features
- ECDRIVE 600-C brushless motor, water-filled, IP68, maintenance-free.
- PE C-SJ3-9 hydraulic section in AISI 304 with non-return valve to protect the discharge line.
- Performance of the assembly (with PS2-600): 4.1 m³/h and 50 m head.
- Reference efficiencies: controller (PS2-600) up to 98%, motor up to 92%, hydraulics ≈ 53%.
- Compact format for 4” wells, silent operation, and extended service life.
Advantages or Benefits
- Total flexibility for integration into new systems or as a replacement for the submersible part.
- Reduced operating cost thanks to brushless technology and stainless materials.
- Hydraulic safety with the integrated check valve that prevents backflow and water hammer.
- Lorentz modularity: replace hydraulic section, motor, or controller separately.
Purpose or Applications
Supply to off-grid homes, tank filling, water transfer, and gravity/low-pressure irrigation in medium-flow solar installations.
Technical Specifications
| Type | Submersible pump unit (PU) for solar system |
| Controller | Not included (recommended Lorentz PS2-600) |
| Motor | ECDRIVE 600-C, brushless, water-filled, IP68 |
| Hydraulic section | PE C-SJ3-9, centrifugal, AISI 304, non-return valve |
| Flow rate / Max. head (with PS2-600) | 4.1 m³/h / 50 m |
| Typical PV window (with PS2-600) | Max. input 150 V; optimal Vmp > 68 V |
| Well diameter | 4” |
| Maximum immersion | Up to 150 m |
| Water temperature | Max. 50 °C |
Compatibilities
Direct compatibility with Lorentz PS2-600 Controller and with the PE C-SJ3-9 head (included in this unit). Supports dry well sensors, float switches, and remote control via the controller. For the PV array, configure strings that comply with the PS2-600 window (Isc and voltages within range).
The Lorentz PU600 C-SJ3-9 Solar Submersible Pump combines efficiency, reliability, and modularity for medium-flow solar pumping projects with photovoltaic energy.
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Lorentz PU600 C-SJ3-9 Solar Submersible Pump 4.1 m³/h 50m Centrifugal





