JSDSOLAR Hybrid Solar Inverter User Manual

1. Introduction

The JSDSOLAR Hybrid Solar Inverter is a versatile multi-function inverter/charger designed to provide uninterruptible power support. It integrates an inverter, an MPPT solar charger, and a battery charger into a compact unit. The comprehensive LCD display allows users to configure various settings, including battery charging current, AC/solar charger priority, and acceptable input voltage, to suit different application needs. This manual covers both the 5.5KW and 11KW models, offering detailed instructions for installation, operation, and maintenance.

2. Important Safety Instructions

Please read all instructions and cautionary markings on the unit, the batteries, and all appropriate sections of this manual before installation and operation. Installation should only be performed by qualified personnel. Improper installation or operation can lead to electric shock, fire, or other serious hazards.

• Ensure all wiring is performed by a qualified electrician and complies with local and national electrical codes.
• Always disconnect all power sources (PV array, battery, and AC utility) before performing any maintenance or wiring.
• Do not attempt to disassemble or repair the inverter yourself. Refer to qualified service personnel.
• Ensure proper grounding of the inverter.
• Keep the inverter away from flammable materials, moisture, and direct sunlight.
• Ensure adequate ventilation around the inverter to prevent overheating.
• Use appropriate overcurrent protection devices for all circuits connected to the inverter.

3. Product Features

The JSDSOLAR Hybrid Solar Inverter offers a range of advanced features for efficient and reliable power management:

• Pure Sine Wave output for sensitive electronics.
• Built-in MPPT Solar Charge Controller (100A, 120A, 140A, or 160A depending on model).
• Capable of operating without a battery (specific models).
• Automatic switching between solar power and utility power.
• User-selectable input voltage range for home appliances or personal computers.
• Configurable AC/Solar input priority via LCD settings.
• Compatible with both mains voltage and generator power.
• Auto-restart function upon AC recovery.
• Comprehensive protection against overload, over-temperature, and short circuits.
• Smart battery charger design for optimized battery performance and extended lifecycle.
• Cold start function.
• Optional WiFi remote monitoring for convenient system management via mobile app.
• Parallel operation support for up to 9 or 12 units (single-phase or 3-phase configurations, with wireless parallel support).
• Lithium battery activation function via PV or Utility.
• Compatible with LiFePO4 batteries via RS485 communication.
• Power factor 1.0.
• Maximum PV input voltage of 500Vdc.
• Detachable dust cover for enhanced durability in harsh environments.
• Support for multiple output priorities: UTL (Utility first), SOL (Solar first), SBU (Solar-Battery-Utility), SUB (Solar-Utility-Battery).
• EQ function to optimize battery performance.
• High PV input voltage range (60~500VDC).
• Bundled monitoring and setting software.
• Supports 50Hz or 60Hz output frequency (program adjustable).
• Timer setting for AC charging and output.
• Built-in anti-dust kit.
• Dual Load Output (V2.0) (for 11KW model).
• Two PV Inputs (for 11KW model).

Figure 1: Key Product Features

Figure 2: Comprehensive 360° Protection

4. Product Components and Interface

The inverter features a user-friendly interface for monitoring and control. Below is an overview of the main components and their functions:

Figure 3: Inverter Interface Introduction

1. Status indicator
2. LCD display
3. Function keys (MENU, ENTER, DOWN, ESC)
4. Solar input-1
5. Solar input-2
6. AC input
7. AC output
8. Grounding
9. Dry contact
10. RS485 communication port
11. RS232 communication port
12. Battery input
13. Power on/off switch

5. Installation and Setup

5.1. Physical Dimensions

Ensure sufficient space for installation and ventilation. The dimensions vary by model:

• 11KW Model: Approximately 540mm (Length) x 415mm (Width) x 122mm (Height).
• 5.5KW Model: Approximately 295mm (Length) x 105mm (Width) x 448mm (Height).

Figure 4: 11KW Model Dimensions

Figure 5: 5.5KW Model Dimensions

5.2. Wiring Diagrams

Proper wiring is crucial for the safe and efficient operation of the inverter. Refer to the following diagrams for connection guidance. Always ensure all connections are secure and correctly polarized.

Figure 6: General Wiring Diagram for Maximizing Energy Use

• PV Input: Wiring diameter 4mm² / 12AWG, Circuit breaker type 2P-25A, Max PV input current 18A*2, Max PV input power 5000W*2, PV operating voltage range 60-500VDC, Max PV open circuit voltage 500VDC.
• AC Input: Wiring diameter 6mm² / 10AWG, Circuit breaker type 2P-63A, Voltage range 90-280Vac, Max AC charging current 120A, Charge voltage range 48-58.4Vdc.
• AC Output: Wiring diameter 6mm² / 10AWG, Circuit breaker type 2P-63A, AC output power 11KW, AC output voltage 230Vac±5%.
• Battery: Wiring diameter 2AWG, Circuit breaker type 2P-250A 100V, Lead acid or lithium battery maximum charge current 0-160A (Minimum starting voltage 48V).

Figure 7: System Operation Scenarios

Figure 8: Cloud Monitoring System Diagram

Figure 9: Inverter Parallel Function

Special Function: This inverter supports running without a battery and parallel connection of inverters, with up to 9 inverters in parallel (or up to 12 units for some models).

Important Note for Battery-less Operation: If the solar inverter is operated without an external battery, the voltage from the solar panel array must be above 150VDC for the inverter to function normally.

6. Operating Instructions

6.1. LCD Display and Function Keys

The LCD display provides real-time system status and allows for configuration of various parameters using the function keys (MENU, ENTER, DOWN, ESC). Refer to the "Interface Introduction" (Figure 3) for key locations.

6.2. Configuration Settings

Through the LCD menu, users can adjust settings such as:

• Battery Charging Current: Set the desired charging current for connected batteries.
• AC/Solar Charger Priority: Define whether AC utility or solar power takes priority for charging.
• Input Voltage Range: Select the acceptable input voltage range based on the connected loads (e.g., home appliances or personal computers).
• Output Priority: Configure the power source priority (UTL, SOL, SBU, SUB).
• Frequency: Adjust between 50Hz and 60Hz.
• Timer Settings: Set timers for AC charging and output.

6.3. WiFi Monitoring

The optional WiFi module allows for remote monitoring and control of the inverter system via a mobile application (available for iOS and Android) or web interface. This provides real-time data and system status updates.

Figure 10: WiFi Monitoring Setup

7. Maintenance

Regular maintenance ensures the longevity and optimal performance of your JSDSOLAR Hybrid Solar Inverter.

• Cleaning: Periodically clean the exterior of the inverter and ensure the detachable dust cover (if applicable) is free from debris. Use a dry cloth; do not use liquids.
• Ventilation: Ensure that the ventilation openings are not blocked and that there is adequate airflow around the unit to prevent overheating.
• Connections: Regularly check all electrical connections (PV, AC, battery) for tightness and signs of corrosion. Loose connections can cause overheating and damage.
• Environment: Maintain the inverter in a clean, dry, and well-ventilated area, away from direct sunlight and extreme temperatures.

8. Troubleshooting

This section provides general guidance for common issues. For detailed troubleshooting, refer to the full user manual (PDF) or contact technical support.

• No Power/Display: Check the power on/off switch, battery connections, and AC input. Ensure the PV array is generating sufficient voltage if operating without a battery.
• Overload Protection Triggered: Reduce the connected load. Check for any short circuits in the output wiring. The inverter will auto-restart once the overload condition is resolved.
• Over-temperature Warning: Ensure adequate ventilation around the inverter. Clean any dust from the vents. Reduce ambient temperature if possible.
• Battery Not Charging: Check PV input voltage and current. Verify AC input if AC charging is enabled. Check battery connections and health.
• Inverter Not Switching: Verify AC/Solar priority settings on the LCD. Check the status of both AC utility and PV input.

9. Specifications

The following table provides detailed technical specifications for the JSDSOLAR Hybrid Solar Inverter models. Note that specifications are subject to change without prior notice.

10. User Tips

• For optimal performance and longevity, ensure the inverter is installed in a location with ample ventilation and away from direct heat sources.
• Regularly check the LCD display for any error codes or warnings to address potential issues promptly.
• If operating the inverter without an external battery, confirm that the PV array voltage consistently exceeds 150VDC for stable operation.
• Utilize the optional WiFi monitoring feature to conveniently track your system's performance and adjust settings remotely via the mobile app.

11. Warranty and Support

For detailed warranty information, technical support, and further operational guidelines, please refer to the complete user manual available in PDF format:

View User Manual (PDF)

Product specifications are subject to change without further notice. Always refer to the latest documentation provided by the manufacturer.