Growatt SPF 6000ES Plus Off-Grid Solar Inverter User Manual

1. Introduction

The Growatt SPF 6000ES Plus is a high-performance 6kW off-grid solar inverter designed for home energy storage systems. It integrates a solar charge controller, inverter, and battery charger functions to offer uninterruptible power support. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your inverter.

2. Safety Information

Please read all instructions and cautionary markings on the unit and in this manual before installation and operation. Improper operation may cause damage to the unit, personal injury, or death.

• Only qualified personnel should install or maintain this device.
• Ensure all wiring is correctly polarized and securely connected.
• Do not disassemble the unit. There are no user-serviceable parts inside.
• Keep away from flammable materials and ensure adequate ventilation.
• Always disconnect all power sources (PV, battery, AC input) before performing any maintenance or wiring.

3. Product Overview

3.1 Key Features

• Integrated solar charge controller, inverter, and battery charger.
• Pure sine wave output.
• Dual MPPT trackers for optimized solar energy harvesting.
• Maximum PV input voltage up to 500VDC.
• Configurable grid or solar input priority.
• Parallel capability for scalability (up to 6 units maximum).
• High efficiency up to 93%.
• Plug-and-Play terminal for PV port.
• Local WiFi connection for monitoring.

3.2 Component Identification

Familiarize yourself with the various components and connection points of the inverter.

• AC Input: Connects to the utility grid or an external AC source.
• Generator: Input for connecting a generator.
• AC Output: Provides AC power to home loads.
• Power On/Off Switch: Main power control for the inverter.
• GND: Grounding terminal.
• DC Input: For battery connection (48VDC).
• Current Sharing Ports: Used for parallel operation of multiple inverters.
• Dry Contact: For external control or signaling.
• PAR-IN/PAR-OUT: Parallel communication ports.
• RS485: Communication port.
• BMS: Battery Management System communication port.
• Circuit Breaker: Overcurrent protection.
• WiFi/GPRS: Port for WiFi/GPRS-F module for monitoring.
• USB: USB communication port.

3.3 Display and Control Buttons

The inverter features an LCD display and function buttons for monitoring and configuration.

• Fault Indicator: Lights up to indicate a system fault.
• Charging Indicator: Shows battery charging status.
• Status Indicator: Indicates the operational status of the inverter.
• LCD Display: Shows real-time system information, settings, and error codes.
• Function Buttons (ESC, UP, DOWN, ENTER): Used to navigate menus and adjust settings on the LCD.

4. Installation

4.1 Unpacking and Inspection

Upon receiving the inverter, carefully unpack and inspect it for any damage. Ensure all components are present as per the packing list.

4.2 Mounting the Inverter

Choose a suitable location for mounting the inverter, considering the following:

• Mount vertically on a solid surface.
• Ensure adequate clearance for ventilation (refer to specifications for recommended distances).
• Avoid direct sunlight, high temperatures, and high humidity.
• The operating temperature range is 0°C to 55°C.
• The humidity range is 5% to 95% Relative Humidity (Non-condensing).

4.3 Wiring Connections

All wiring must comply with local and national electrical codes. Refer to Figure 4 for port identification.

1. Battery Connection: Connect the 48VDC battery bank to the DC Input terminals. Ensure correct polarity.
2. PV Array Connection: Connect the solar panels to the PV1 and PV2 inputs. The inverter supports dual MPPT trackers. Max PV input voltage is 500VDC.
3. AC Input Connection: Connect the utility grid or generator to the AC Input terminal.
4. AC Output Connection: Connect your home loads to the AC Output terminal.
5. Grounding: Connect the GND terminal to a reliable earth ground.
6. Communication Connections: Connect the WiFi/GPRS-F module to the designated port for monitoring. Connect BMS if using compatible batteries.

WARNING: Incorrect wiring can cause severe damage to the inverter and connected devices, and poses a risk of electric shock. Always consult a qualified electrician for installation.

4.4 System Diagrams

The following diagrams illustrate typical system configurations for the Growatt SPF 6000ES Plus inverter.

5. Operation

5.1 Initial Startup

1. After all connections are made and verified, switch on the battery breaker.
2. Switch on the PV array breaker.
3. Switch on the AC input breaker (if connected to grid/generator).
4. Finally, switch on the inverter's power on/off switch (refer to Figure 4).
5. The LCD display (Figure 5) will light up, and the inverter will begin its startup sequence.

5.2 Monitoring and Settings

Use the LCD display and function buttons to monitor system status and adjust settings. The WiFi/GPRS-F module allows for remote monitoring via ShinePhone and ShineServer applications.

• System Status: View real-time data such as PV voltage, battery voltage, AC input/output voltage, load percentage, and power flow.
• Configuration: Adjust parameters like output voltage range (170-280 VAC for PCs; 90-280 VAC for home appliances), charging current, and output priority (Solar/Utility/Battery).

6. Maintenance

Regular maintenance ensures optimal performance and longevity of your inverter.

• Cleaning: Keep the inverter's ventilation openings clear of dust and debris. Use a dry cloth to clean the exterior.
• Connections: Periodically check all electrical connections for tightness and signs of corrosion.
• Battery Inspection: Follow the battery manufacturer's maintenance guidelines.
• Firmware Updates: Check the Growatt website for available firmware updates to ensure your inverter has the latest features and bug fixes.

CAUTION: Always disconnect all power sources before performing any maintenance.

7. Troubleshooting

If the inverter is not operating as expected, refer to the LCD display for error codes and consult the following general troubleshooting steps. For persistent issues, contact Growatt technical support.

• No Power Output: Check AC input, battery, and PV connections. Ensure the inverter is switched on. Check circuit breakers.
• Low Battery Voltage: Verify solar panel output and charging current settings. Check battery health.
• Overload Warning: Reduce connected load. Check for short circuits in the load.
• Fault Indicator On: Note the error code on the LCD and refer to the full manual for specific fault descriptions and remedies.

8. Specifications

The following table provides detailed technical specifications for the Growatt SPF 6000ES Plus inverter.

9. User Tips

• Output Voltage Configuration: The inverter supports selectable AC output voltage ranges. For personal computers, the range is 170-280 VAC. For general home appliances, it can operate within 90-280 VAC. Ensure you configure the inverter to the appropriate voltage range for your connected loads.

10. Frequently Asked Questions (FAQ)

Q: Can this inverter be used with an AC output of 110V or only 220V?

A: The Growatt SPF 6000ES Plus inverter has a selectable voltage range for AC output. While the nominal AC Input Voltage is 230VAC, it can be configured to operate within 90-280 VAC for home appliances. Please refer to the specifications and the inverter's settings menu to adjust the output voltage to suit your requirements, including 110V if supported within the configurable range.

11. Warranty and Support

Growatt provides comprehensive support for its products. For warranty claims, technical assistance, or service inquiries, please contact your local Growatt dealer or visit the official Growatt website.

• Warranty: The product typically comes with a manufacturer's warranty. Please refer to your purchase documentation for specific warranty terms and duration.
• Technical Support: For any operational issues or technical questions, contact Growatt customer service.