Energy & Power
Mitsubishi Electric unveils 9900C UPS for large data centres
By Alyssa Dalton
June 17, 2014 – Mitsubishi Electric has introduced the 1 MW (1.05 MVA) 9900C uninterruptible power supply (UPS), calling it the first true on-line double conversion UPS at this power level to feature the highest efficiency at all load levels.
Boasting up to 97% efficiency, the 9900C three-phase UPS claims to reduce operation and cooling costs and is suitable for large data centre applications. It is scalable up to eight units for N+1 redundancy or N capacity. Additional features include an LCD touch panel to access system status, monitoring and control, Digital Signal Processor and Direct Digital Control (DDC).