SJ990 160KVA-600KVA Online UPS 3-phase in/3-phase out is an on-line double-conversion UPS with high performance DSP control, IGBT rectifier, IGBT inverter technology, output isolation transformer built-in, high input power factor (>0.99), high efficiency and output power factor 0.9, offering strong power guard for computer centre, IT systems, telecommunications equipment and mission critical systems etc.To facilitate expansion easily, it can make N+X redundancy parallel up to 6 units. And front access makes maintenance and replacement easily and save space.
● Online double-conversion with DSP control
● IGBT rectifier and high input power factor (>0.99)
● High efficiency 93%
● Output power factor 0.9
● Low input distortion: THD<5%
● Generator compatible
● Output isolation transformer
● Inverter IGBT technology with high frequency communication
● High immunity to external disturbances
● Independent control on the three inverter phases
● High instantaneous overload capacity
● High MTBF(>200,000h)
● Capability of supplying distorted loads, containing output voltage distortion with crest factors
● Front access makes maintenance and replacement easily, save space
● Intelligent self diagnose function, all kinds of fault protection, large capability of history record storage
● Low MTTR(<0.5h)
● Standard emergency power off (EPO)
● Standard RS232/RS485/Dry contact communication port
● Optional SNMP communication port
● Optional N+X redundancy parallel up to 6 units