Product Description:

The YJLZ-A device integrates leakage current measurement, data recording, alarm notification, GPRS communication, and phase identification capabilities. Featuring a built-in high-precision zero-sequence current transformer with magnetic shielding technology, the device delivers exceptional accuracy and strong anti-interference performance. It is widely applicable across power systems, telecommunications infrastructure, and industrial/mining enterprises for comprehensive electrical safety monitoring.

The system offers complete leakage protection through configurable alarms, remote data access, multi-device control, non-contact phase detection, and current-time analysis for intelligent safety management.