The SHK JDZ smart expert cabinet is a protection device for medium‑voltage power grids (3 ~ 35 kV, 50/60 Hz). It monitors voltage, detects over‑voltage, single‑phase ground faults, system break‑line faults and iron‑core resonance, and provides rapid fault isolation and accurate line selection.
The manual covers the cabinet’s integrated functions, technical parameters, cabinet structure, installation, packaging, transport, storage, and after‑sale service procedures, helping users configure and maintain the device safely and efficiently. This manual is written in Chinese.
| Rated voltage | 7.2‑40.5 kV |
|---|---|
| System voltage range | 3 ~ 35 kV AC 50/60 Hz |
It is designed for medium‑voltage grids from 3 kV up to 35 kV AC at 50/60 Hz.
The rated voltage is 7.2 kV to 40.5 kV.