: The TA/TB/TC physical dry contact set changes state during overvoltage, overcurrent, or thermal overload events. Keypad Navigation & Parameter Setup
: Forward (FWD) and Reverse (REV) are typically managed through input terminals (default for REV is terminal S4).
: Press PRG → use ▲▼ to select parameter number → press SET → adjust value → SET to save.
Correct to prevent electrical interference. 2. Parameter Settings
Setting ramp times to prevent tripping. 3. Troubleshooting & Fault Codes (Chapter 5)
You can view and download the official technical guide hosted via Aliyun Product Storage .
Improper integration can risk permanent component breakdown or physical injury. High residual energy remains trapped inside internal capacitors long after the primary line power has been cut.
You can access technical documentation and parameter settings for the CVF-S1 and related series through the following resources:
The CVFS1 is a single-phase/three-phase compact frequency converter (also known as a VFD, inverter, or speed controller).
: If you are deep in parameter settings, you can return to the main screen by: Cycling the power. Selecting parameter and clicking Long-pressing the key for 3 seconds. Direction Control