Zhejiang Hongyan Electric Co., Ltd. 
SOLUTION OVERVIEW
Engineering scope and operating conditions
Protecting capacity and continuity in UPS-intensive systems
Data centers and telecommunications sites combine UPS rectifiers, server power supplies, cooling drives and redundant power paths. Harmonic current and poor power factor can consume transformer capacity, raise conductor temperature and complicate operation during different redundancy states.
Power quality strategy
- Active harmonic filters for real-time compensation under changing IT and cooling load.
- Static var generators for precise reactive power control without capacitor switching steps.
- Distributed equipment by bus section to preserve redundancy and maintenance flexibility.
- Monitoring and communication integrated with the facility power-management system.
Reliability considerations
CHYN reviews normal, maintenance and generator operating modes; UPS topology; transformer impedance; neutral current; harmonic spectrum; redundancy concept; room temperature and bypass requirements. Equipment capacity and placement are selected so maintenance of one path does not compromise the intended power architecture.
