This document is a manual for the SIPROTEC 7SD538 V4.7 product, which includes information about its features, technical specifications, debugging, and parameter tables.
This manual describes the functions, configuration, and performance of the SIPROTEC 7SD538 protection device. It covers application scope, functional configuration, and detailed protection features such as differential and distance protection.
The document also includes safety warnings, compliance information, technical parameters, installation guidelines, testing procedures, and an appendix with wiring diagrams and reference data. It is intended for protection engineers, commissioning engineers, and maintenance personnel working with industrial power systems. This manual is written in Chinese.
| Average lifespan | 15-20 years |
|---|---|
| Standard compliance | IEC 60255 |
| EMC standard | EN 61000-6-2 |
| UL certification | Listed |
The manual is aimed at protection engineers, commissioning engineers, and personnel responsible for adjusting, inspecting, and maintaining protection and control equipment.
The product’s average lifespan is considered to be 15‑20 years.