EA990G4 40-200KVA

Characteristics
● High frequency on-line double conversion technology
● Advanced dual-core DSP control technology and 3-level technology
● Output power factor 1.0
● Active Power Factor Correction Technology, input power factor up to 0.99
● System efficiency improved to 96%, energy saving rate is doubled
● Working efficiency up to 99% in ECO mode
● Dual input design, supporting independent bypass
● Advanced digital and parallel technology, providing higher reliability than single system
● Wide input voltage range, 50 / 60 Hz auto-sensing frequency
● 50 Hz / 60 Hz frequency conversion mode
● Compact internal layout, small footprint
● Fan speed varies intelligently with temperature, reducing noise and extending its service life
● Features strong fault tolerance, one fan damaged takes 50% of the load, two fans damaged take 30% of the load
● Conformal coating technology to make UPS operate in harsh environment for a long time
● Effective hardware and software protection, robust self-diagnosis function, abundant event log for future check
● Linear downgrading in low voltage input reducing battery discharging times
● Flexible battery configuration setting, selectable battery numbers: 30 ~ 44 pcs
● Digitally controlled charger (Max.48 A )
● Ability to switch on the UPS by battery in the absence of mains power (Cold start)
● Zero switching time for UPS power supply mode when the mains power is unstable, ensuring output uninterrupted
● Settable delayed start time when mains power is restored
● 5 inches LCD colorful touch screen, friendly human & machine interface
● Powerful background software for parameters configuration and online upgrade
● Advanced multi-platform communication for UPS monitoring: RS232, USB, RS485, RJ45, dry contacts, SNMP card, Wi-Fi card and GPRS card
● Intelligent battery management, automatic equalized and float charging control, charger dormancy control, improving the reliability of charger and extending the battery life
● Options and accessories: RS232, USB, RS485, RJ45, parallel, dry contacts, EPO and battery temperature compensation interfaces supplied; optional SNMP card, Wi-Fi card, GPRS card, battery temperature sensor, EMD detector and SMS alarms