User guide for the JK ZTE JK3S digital three‑phase thyristor power controller, covering safety, installation, operation and communication.
This manual provides detailed information on the JK3S series digital three‑phase thyristor power controller, including safety precautions, product specifications, installation and wiring instructions, and operation procedures. It also describes the controller's functional modes, communication options, and fault handling.
The document is organized into sections such as Safety and Precautions, Product Information, Installation & Wiring, Operation, Function Diagrams, Parameter Tables, Communication (MODBUS/PROFIBUS), Fault Handling, and Optional Accessories, helping users set up and maintain the controller safely and efficiently. This manual is written in Chinese.
| Rated Voltage (JK3S‑0025) | 25 V |
|---|---|
| Rated Current (JK3S‑0025) | 16 A |
| Control Power Supply | AC100‑240 V, 45‑65 Hz |
| Communication Interface | Standard dual RS485 MODBUS RTU |
| Environmental Protection Rating | IP00 |
The controller must be installed on non‑flammable metal, kept away from explosive gases, and metal objects such as screws or shims must not fall inside the unit to prevent fire or explosion.
The controller is powered by an AC supply of 100 V to 240 V at 45 Hz to 65 Hz.
The controller supports standard MODBUS RTU over a dual RS485 interface and optional PROFIBUS‑DP as an expansion option.