Home / Product / Relay for Wall-mounted meter / Relay for Three Phase / HJE33D-120A 25th Edition State Grid Three Phase Latching RelayProduct Definition: The HJE33D-120A Version 25 is a three-phase magnetic latching relay under the new State Grid standard, specifically designed for power system relay protection. The relay maintains its operational state during power outages or voltage fluctuations, ensuring relay circuit continuity and power system operational safety.

Main Features: Utilizes advanced magnetic latching technology for high precision and rapid response; sensitively detects three-phase current and voltage anomalies; compact structure and easy installation; features low power consumption, long lifespan, and excellent environmental adaptability, capable of stable operation under high temperature, high humidity, and strong electromagnetic interference conditions.
Application Scenarios: Widely applicable to substations, distribution networks, and industrial electrical control systems for short-circuit, overload, and phase loss fault protection and alarm functions; a core component ensuring the stable and safe operation of power systems.
Established in May 2021
Annual exports account for about 30%
The company occupies an area of 8,000 square meters.
Huajin Technology Jiaxing Co., Ltd. was established in May 2021 and is located at 707 Yanyu Road, Yucheng Town, Haiyan County, Jiaxing City, Zhejiang Province. It is a high-tech enterprise specializing in the research and development, production, and sales of relays. The registered capital of the company is 10 million yuan, covering an area of 8000 square meters, with more than 120 employees. The annual production capacity of magnetic latching relays is over 10 million, of which exports account for about 30%. The company has obtained ISO9001-2015 quality management system certification, and its relays have passed CCC certification, State Grid certification, TUV certification, etc. It also holds multiple technical patents. Our main products include motor relays, single-phase, two-phase, and three-phase magnetic latching relays, which have a wide variety of types and can meet various customized solutions for customers.