1. Introduction and Overview
The RENOGY 24V Hybrid Solar Inverter is an advanced all-in-one unit designed to integrate solar energy storage, battery charging, and pure sine wave AC output. This system is engineered for efficiency and reliability, providing stable power for a wide range of applications.
Key features include high-efficiency MPPT technology for optimal solar energy harvesting, multiple charging and output modes to suit diverse requirements, and comprehensive electronic protection for enhanced system safety and stability. It is suitable for powering home appliances, power tools, industrial equipment, and sensitive electronic devices.
2. Product Features
- Hybrid Power System: Integrates a 40A MPPT solar charge controller, a 2500W pure sine wave inverter, and a 40A battery charger.
- Pure Sine Wave Output: Provides 2500W continuous DC to AC power with a 5000W peak surge capability, ensuring stable and clean power comparable to grid quality.
- Uninterruptible Power Supply (UPS) Function: Features a rapid 10ms transfer time to battery power during outages, preventing interruptions for connected devices.
- Advanced MPPT Technology: Utilizes an innovative MPPT algorithm with 99.9% efficiency to maximize solar energy capture.
- Comprehensive Protection: Includes safeguards against low/over voltage, over temperature, overload, and short circuits, indicated by LED lights.
- Thermal Management: Equipped with a high-speed ventilation fan for efficient cooling and Ground Fault Circuit Interrupter (GFCI) protection.
- Flexible Frequency: Supports switchable 50/60Hz operation.
- Robust Construction: Housed in a durable metal casing to protect against impacts.
3. Product Components and Dimensions
Figure 3.1: Front view of the RENOGY 24V Hybrid Inverter, showing its dimensions (378mm H x 280mm W x 103mm D) and key specifications like 2500-3000W pure sine wave output, 60A MPPT solar charge controller, and 100A hybrid maximum charge current.
Figure 3.2: Detailed view of the inverter's ports and indicators. Key components include (1) AC Input Port, (2) AC Output Port, (3) USB Communication Port, (4) RS485 Communication Port, (5) Dry Node Port, (6) Grounding Screw Hole, (7) AC Input Overload Protection Device, (8) Cooling Fan, (9) Battery Port, (10) On/Off Switch, (11) PV Port, (12) Touch Buttons, (13) LED Indicators, and (14) LCD Screen.
4. Setup and Installation
4.1 Safety Precautions
- Ensure all connections are secure and correctly polarized.
- Install the inverter in a well-ventilated area, away from flammable materials and direct sunlight.
- Always disconnect power sources before performing any wiring or maintenance.
- Consult a qualified electrician for installation if you are unsure.
4.2 Wiring Diagram
Figure 4.1: Example wiring diagram showing connections between solar panels, the hybrid solar inverter, a 24V battery, and household loads. Ensure all connections follow local electrical codes and safety standards.
4.3 Battery Compatibility
The inverter is compatible with various deep cycle battery types. Refer to the settings menu to select the appropriate battery type for optimal charging and discharge performance.
Figure 4.2: The inverter supports multiple battery types, including Flooded (FLD), Gel (GEL), Lithium Iron Phosphate (LI), Lithium-ion (LI), Sealed Lead-Acid (SLD), and User-Defined (USER) battery settings.
4.4 System Integration
Figure 4.3: A complete system setup illustrating how the inverter integrates solar panels, a 24V battery, AC power/generator input, and various household loads (e.g., refrigerator, lights, fan, TV).
5. Operating Modes
The inverter offers flexible operation with four charging modes and three load output modes, allowing customization to specific application needs.
5.1 Charging Modes
- PV Priority: Solar power is the primary source for charging.
- AC Priority: Utility grid power is the primary source for charging (solar is secondary).
- Hybrid Charging: Utilizes both solar and AC power for charging.
- PV Only Charging: Only solar power is used for charging.
5.2 Load Output Modes
- Inverter Mode: Power is supplied from the inverter (battery).
- PV Priority Output: Solar power is the primary source for loads.
- AC Priority Output: Utility grid power is the primary source for loads.
Figure 5.1: Diagram illustrating the four charging modes (PV Priority, AC Priority, Hybrid Charging, PV Only Charging) and three load output modes (PV Priority, AC Priority, Inverter Mode).
5.3 LCD Display and Indicators
The LCD screen and intelligent LED indicators provide real-time system information, allowing users to monitor input/output data, identify potential issues, and visualize system utilization.
Figure 5.2: The LCD screen displays critical system parameters such as input/output voltage, current, and load percentage. LED indicators provide quick status updates for AC input, charging, and fault conditions.
6. Maintenance
- Regular Inspection: Periodically check all wiring connections for tightness and corrosion.
- Cleaning: Keep the inverter's ventilation openings clear of dust and debris to ensure proper airflow for cooling. Use a dry cloth for cleaning the exterior.
- Battery Health: Monitor battery voltage and charge status regularly, especially for lead-acid batteries, to ensure optimal performance and longevity.
- Firmware Updates: Check the manufacturer's website for any available firmware updates to ensure the inverter operates with the latest features and improvements.
- Environmental Conditions: Ensure the inverter is operating within its specified temperature and humidity ranges.
7. Troubleshooting
This section provides guidance for common issues. For more complex problems, contact RENOGY customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Inverter not turning on | No battery connection or low battery voltage. Main switch off. | Check battery connections and voltage. Ensure the ON/OFF switch is in the 'ON' position. |
| No AC output | Overload, short circuit, or over-temperature. Output breaker tripped. | Reduce load. Check for short circuits. Allow inverter to cool. Reset output breaker. |
| Battery not charging | PV input issue, AC input issue, or incorrect charging mode. | Check PV panel connections and voltage. Verify AC input. Select appropriate charging mode. |
| Fan noise is loud | High load or high ambient temperature. | This is normal operation under high load or temperature. Ensure adequate ventilation. |
| UPS function not working | AC input not detected or battery issue. | Verify AC input connection. Check battery health and connections. |
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | RENOGY 24V |
| Input Voltage | 24 Volts DC |
| Output Power (Continuous) | 2500W (Pure Sine Wave) |
| Output Power (Peak) | 5000W |
| MPPT Solar Charge Controller | 60A |
| Battery Charger Current | 40A |
| Efficiency | 92% (DC to AC conversion) |
| UPS Transfer Time | Approx. 10ms |
| Frequency | 50/60Hz (Switchable) |
| Certifications | ETL Certified |
| Dimensions (H x W x D) | 378mm x 280mm x 103mm (approx.) |
9. Warranty and Support
9.1 Warranty Information
The RENOGY 24V Hybrid Inverter comes with a 1-year warranty covering materials and workmanship. Please retain your proof of purchase for warranty claims.
9.2 Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact RENOGY customer support through their official website or the retailer where the product was purchased. Provide your product model number and purchase date for faster service.