Whether for off‑grid power systems, backup emergency power, PV+storage integration or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, deep discharge cycling, and compliance with South African and international standards.
[PDF Version]
CHANGGAO GROUP is one of the largest professional manufacturers of ring main unit, metal-enclosed switchgear, disconnector switch, earthing switch, circuit breaker, H-GIS and GIS in China, a qualified supplier of State Grid Corporation of China through centralized bidding, a syndic.
[PDF Version]
Combines high-voltage lithium battery packs, BMS, fire protection, power distribution, and cooling into a single, modular outdoor cabinet. Uses LiFePO₄ batteries with high thermal stability,.
[PDF Version]
The high voltage direct-mounted energy storage system adopts advanced active balancing technology, and makes overall consideration and hierarchical control at three levels: application layer, converter chain layer and PCS unit layer, achieving high-level SOC balancing performance.
[PDF Version]
