How to set bulk charging voltage in utl sigma hybrid 5 kva inverter

To set the bulk charging voltage on a UTL Sigma Hybrid 5 kVA inverter, you typically need to follow these general steps. Please note that the precise steps may vary based on the specific model and version of the inverter, so it's always best to refer to the user manual provided by the manufacturer for the most accurate instructions. Here’s a general guide: 1. **Access the Inverter Settings:** - Turn on the inverter and ensure that it is in a stand-by mode. - Use the display panel or LCD screen on the inverter for navigation. 2. **Enter the Configuration Menu:** - Press the appropriate buttons to access the configuration or settings menu. Often, this involves holding down a specific button or a combination of buttons. 3. **Navigate to Battery Settings:** - Once in the settings menu, navigate to the battery settings or charging parameters. - You may find options like "Battery Type," "Bulk Voltage," "Float Voltage," etc. 4. **Set the Bulk Charging Voltage:** - Look for the option labeled "Bulk Charge Voltage" or "Bulk Voltage." - Adjust the value according to the specifications of your battery type (e.g., lead-acid or lithium). - Use the up/down buttons to set the desired voltage, and confirm with the "Enter" or "OK" button. 5. **Save the Settings:** - Ensure that you save the settings before exiting the menu. There might be a specific button to save or confirm changes. 6. **Exit the Settings:** - Once you’ve saved the new settings, exit the configuration menu. 7. **Check the Manual:** - For exact voltage settings based on your battery type and configuration, always refer to the inverter’s user manual. Charging voltage settings can vary based on the type of batteries used. 8. **Monitor After Changes:** - After setting the new voltage, keep an eye on the inverter and the battery performance to ensure that everything is functioning properly. ### Important Notes: - **Battery Compatibility:** Ensure that the voltage you set is compatible with the type of battery you are using. - **Safety Precautions:** If you are unsure or uncomfortable with making these adjustments, consult a professional technician or the manufacturer's customer support. - **Firmware/Software Updates:** If your inverter has software or firmware updates, ensure that it is up to date for optimal performance and features. If you don't possess the user manual, you can often find it on the manufacturer's website or by contacting their customer support for assistance.