Leírás
Online UPS 10-20KVA3/1
EA900II 10~20KVA (3:1)EA900II 10KVA~20KVA online UPS 3-phase in/1-phase out is an on-line double-conversion UPS with output power factor 0.9 offering high levels of reliability and protection for IT systems, telecommunications equipment and mission critical systems, ensuring maximum power reliability. Besides standard runtime as backup power, EA900II UPS （long time model）can be fitted with matching battery extension packs for long runtime applications; Besides standard features of normal UPS,it is also able to bear wide input voltage in harsh environment, and support 50/60Hz frequency conversion mode, select input mode via LCD: 3/1 or 1/1; optional N+X redundancy parallel function is also available. Online UPS 10-20KVA3/1
● High frequency on-line double conversion technology
● Advanced DSP and 3-level technology
● Output power factor 1.0
● Active power factor correction (APFC), input power factor up to 0.99
● High efficiency 95% (up to 98% in ECO mode)
● Advanced digital parallel technology
● 3:1 to 1:1 model settable
● Wide input voltage range (190 ~ 499 Vac) and frequency range (40 ~ 70 Hz)
● 50 / 60 Hz frequency auto sensing
● Two modes of frequency conversion: 50 Hz input / 60 Hz output or 60 Hz input / 50 Hz output
● Dual-input design, supporting independent bypass
● Flexible battery configuration (settable 16 – 20 pcs batteries)
● Digitally controlled charger
● High charging current available (Max. 10 A)
● Charging voltage and current configured by demands
● Linear derating in low voltage input reducing battery discharging times, extending the service life of battery
● Intelligent battery management, automatic floating / equalizing charge control, charger dormancy control, increasing battery life by 50%
● Ability to switch on the UPS with batteries
● Fan speed varies intelligently with temperature, reducing noise and extending its service life
● Equipped with self-aging function
● Compact internal layout, miniaturized the complete unit for small footprint
● LCD+LED display, multi-functional keys operation, friendly human-machine interface
● Powerful background software for parameters configuration
● Advanced multi-platform communications: RS232, USB, RS485, SNMP and dry contacts communication interfaces
● Effective software and hardware protection function, robust self-diagnostic function, and abundant event log for check
Available Options
● RS232 and smart card slot included
● Optional parallel function, battery temperature compensation, SNMP card, USB, RS485 card, dry contacts, EMD, and SMS alarms
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