Do you have a question about the REFUSOL 20K-2T and is the answer not in the manual?
Information about product scope and contract terms.
Manual is integral part of equipment, keep for reference.
Copyright belongs to REFU Elektronik GmbH, no unauthorized duplication.
Version history and update information.
Introduces safety instructions for installation and operation.
Explains symbols related to high voltage and burn injuries.
Installation must conform to laws and regulations. Read manual before installation.
Only qualified electricians for installation, transport, and maintenance.
Explains type label and warming symbols on product.
Requirements for inverter installation location (bearing capacity, ventilation).
Inverter must be shipped in original package, handle packaging issues.
General warnings and rules for electrical connections.
Steps before repair, contact authorized service center.
Explains Electromagnetic Compatibility (EMC) and noise level.
Explains symbols related to high voltage and burn injuries.
Explains various safety symbols and labels on the product.
Read all supplied documentation before installation.
Explains positive/negative poles for input voltage.
Indicates temperature allowance range.
Explains compliance with Australian standards.
Defines the field of use for the inverter.
Overview of compatible grid configurations (TN-S, TN-C, etc.).
Details the LWH dimensions and shows front/side/back views.
Describes the function of inverter box bottom components.
Explains various safety symbols and labels on the product.
Describes the inverter's functional modules and capabilities.
Illustrates the internal electrical components and flow.
Presents power efficiency curves for different input voltages.
Step-by-step process for installing the inverter.
Procedures for checking outer packing materials before installation.
Verifying all included parts against the packing list.
Lists and describes tools required for installation and connection.
Guidelines for selecting an optimal installation location.
Instructions for safely moving and handling the inverter.
Detailed steps for physically mounting the inverter.
Flowchart for connecting cables to the inverter.
Instructions for connecting the inverter's ground cable.
Connecting the inverter to the utility grid using AC power cable.
Connecting the PV array to the inverter's DC input.
Connecting communication cables for monitoring and control.
Details on USB, COM ports, and communication interfaces.
Checks for AC/DC voltage and correct connections before starting.
Steps to turn on the inverter and indicators for correct operation.
Describes buttons and indicator lights on the inverter's display panel.
Shows various LCD display screens for inverter status.
Accessing the main menu for settings, events, and system info.
Interface for setting various inverter parameters.
Accessing event logs and system details.
Updating software and configuring smart meter settings.
Tips for identifying and resolving potential errors and fault codes.
Guidelines for cleaning the inverter, heat sink, and fans.
Detailed steps for fan maintenance and replacement.
Details the standard warranty period and calculation methods.
Information on purchasing and terms of extended warranty.
Lists conditions not covered by the warranty.
User customization of settings; company not liable for consequences.