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General| Model | NVF2G-S-3.7/TS4 |
|---|---|
| Rated Output Power | 3.7kW |
| Rated Power | 3.7kW |
| Efficiency | 98.2% |
| Protection Class | IP65 |
| Cooling Method | Natural Cooling |
Presents a detailed table of general technical specifications and performance characteristics of the inverter.
Detailed description and diagrams of the main circuit terminals for various NVF2G-S series models.
Describes the functions and settings of various control board terminals.
Lists crucial steps and precautions to ensure safe and correct installation of the inverter.
Outlines essential checks and precautions for customers before officially using the inverter.
Explains electromagnetic compatibility precautions, on-site wiring, and noise suppression strategies.
Provides a flowchart guiding the initial power-on process after installation and wiring.
Introduces the inverter's operation panel, its keys, and provides a function list.
Outlines the basic debugging process for the inverter, shown in a flowchart.
Explains how to set the running command mode for start, stop, and rotation control via panel, terminal, or communication.
Covers selection of main frequency sources, digital setting, and analog quantity inputs.
Describes the three inverter starting methods: direct start, brake-first, and speed tracking.
Details the three inverter stop modes: deceleration stop, free stop, and deceleration stop with DC braking.
Explains how to set acceleration/deceleration times and curves, with options for switching via digital input terminals.
Describes the process of motor parameter self-learning (static and dynamic) for inverter optimization.
Explains different V/F curve types, including linear, multi-point, and decreasing torque curves.
Defines vector control as speed control based on stable speed, ensuring consistency with set speed.
Explains overflow stall protection, which adjusts output frequency when current exceeds a threshold to prevent stalls.
Details overvoltage stall suppression, which adjusts output frequency to prevent trips due to high bus voltage.
Covers various protection functions, including power-on start-up, motor overload, and phase loss.
Explains load loss protection, which detects low output current and stops the inverter.
Details the configuration of 6 multifunctional digital input terminals for various functions.
Details daily and regular inspection items to ensure the inverter's proper operation and prevent failures.
Suggests regular inspection intervals (3 or 6 months) and general inspection content for the inverter.
Summarizes possible fault types and their countermeasures, enabling self-examination.
Provides methods for handling operation exceptions, such as unresponsive panels or unmodifiable function codes.
Presents a flowchart for diagnosing inverter faults and determining the appropriate troubleshooting steps.
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