EAST stock code: 300376

EA990 G4 20 - 100 kVA (3:3) (208V)

Characteristics Technical Specifications Documents

● 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 94%, energy saving rate is doubled

● Working efficiency up to 98% 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: 16 ~ 24 pcs

● Digitally controlled charger (Max.36 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 the output is 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



Model EA9920EA9930EA9940EA9960EA9980EA99100
Capacity 20 kVA/20 kW30 kVA/30 kW40 kVA/40 kW60 kVA/60 kW80 kVA/80 kW100 kVA/100 kW
INPUT
Input wiring Three-phase five-wire (3Φ + N + PE)
Rated voltage190 / 208 / 220 Vac
Voltage range166 ~ 277 Vac (no downgrading), 114 ~ 166 Vac (linear downgrading between 40% ~ 100% load)
Rated frequency50 / 60 Hz (auto-sensing)
Frequency range40 ~ 70 Hz
Power factor≥ 0.99
Bypass voltage range-40% ~ +25% (settable)
Total harmonic distortion (THDi)≤ 3%
OUTPUT
Output wiring Three-phase five-wire (3Φ + N + PE)
Rated voltage 190 / 208 / 220 Vac
Voltage regulation  ±1%
Frequency Synchronized with utility in mains mode, 50 / 60 Hz ± 0.1% in battery mode
WaveformSinusoidal
Power factor 1
Total harmonic distortion (THDv)≤ 2% (linear load);  ≤ 5% (non-linear load)
Crest factor3:1
Overload105% ~ 110% for 60 min, 110% ~ 125% for 10 min, 125% ~ 150% for 1 min, > 150% for 0.2 s
BATTERIES
DC voltage± 120 Vdc (± 96 ~ ± 144 Vdc settable)
Number of battery20 pcs (16 ~ 24 pcs settable);
20 kVA built-in battery: 40 pcs 9 Ah/12 V, 60 pcs 9 Ah/12 V optional;
30 kVA built-in battery: 60 pcs 9 Ah/12 V;
Charging current (max.)12 A24 A36 A48A
Recharge timeDepend on the capacity of battery
SYSTEM
EfficiencyMax. 94% in online mode, 98% in ECO mode
Transfer time 0 ms
ProtectionsShort-circuit, overload, overtemperature, excessive low battery,  overvoltage, undervoltage, fans failure
Max. number of parallel connections4
Communications Standard configuration: RS232, USB, RS485, RJ45, dry contacts;
Optional configuration: SNMP card, Wi-Fi card, GPRS card
Display 5 inches colorful LCD touch screen
OTHERS
Operating temperature0℃ ~ 40℃
Storage temperature -25℃ ~ 55℃ (without battery)
Relative humidity 0% ~ 95% (non-condensing)
Altitude ≤ 1000 m; above 1000 m, downgrading 1% for each additional 100 m
IP rating IP 20
Noise level at 1 m≤ 65 dB
Dimensions (W × D × H) (mm)360 × 850 × 885360 x 850 x 1035  360 × 850 × 1200440 × 850 × 1200600 × 850 × 1200
Packaged dimensions (W × D × H) (mm)450 × 940 × 1055450 x 940 x 1205450 × 940 × 1370530 × 940 × 1370700 × 950 × 1370
Net weight (kg)95 (w/o BAT)
195 (w BAT)
130 (w/o BAT)
260 (w BAT)
156198250300
Gross weight (kg)110 (w/o BAT)
210 (w BAT)
145 (w/o BAT)
275 (w BAT)
172220275325

All specifications are subject to change without notice.

Custom-made specifications are acceptable.

EA990 G4 20 - 100 kVA (3:3) (208V) Datasheet - PDF



 
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