Leírás
EA890 10~120KVA (3:3)EA890 series UPS is a intelligent 3 phase in 3 phase out uninterruptible power supply, it adopts double transform high frequency PWM and high performance digital control technique (DSP), with perfect protection, super network management function, reasonable man-machine interface and a series of precision design, meets all high reliability requirements of uninterruptible power supply and integrates reliable, safety, maintainability characteristics of a new generation low frequency UPS.
● Online double-conversion with full DSP control
- IGBT inverter with output isolation transformer
- 100% unbalance load capability
- Output power factor 0.9
- Generator compatible
- Support battery cold start and auto-restart when mains power is restored
- ECO mode operation for energy saving
- Superior protection
- 5.7 inches LCD touch screen, friendly human & machine interface
- Front access makes maintenance and replacement easy (40 ~ 120KVA)
- Intelligent self-diagnosing function, all kinds of failure protection, large capability of history records storage
- High MTBF (>200,000h)
- Low MTTR (<0.5h)
- Standard emergency power off (EPO)
- Standard RS232,RS485,dry contacts communication port
- Optional SNMP communication port
- Optional N+X redundancy parallel up to 6 units
- Optional input filter to improve input power factor
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MODEL
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EA8910
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EA8915
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EA8920
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EA8930
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EA8940
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EA8960
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EA8980
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EA89100
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EA89120
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Capacity
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10 KVA
9 KW
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15 KVA
13.5 KW
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20 KVA
18 KW
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30 KVA
27 KW
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40 KVA
36 KW
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60 KVA
54 KW
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80 KVA
72 KW
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100 KVA
90 KW
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120 KVA 108 KW
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INPUT
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Rated voltage
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380 V / 400 V / 415 Vac
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Voltage range
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± 25%
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Rated frequency
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50 / 60 Hz
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Frequency range
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50 / 60 Hz ± 5 Hz
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Power factor
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≥ 0.95 (with filter)
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Bypass voltage range
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± 20%
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Delayed start of rectifier
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1 ~ 300 s (settable via display panel)
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ECO voltage range
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± 10% (settable)
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OUTPUT
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Voltage
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380 V / 400 V / 415 Vac
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Voltage regulation
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± 1%
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Frequency
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Synchronized with utility in mains mode; 50 / 60 Hz ± 0.1% in battery mode
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Waveform
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Sinusoidal
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Power factor
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0.9
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Crest factor
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3:1
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Total harmonic distortion(THDV)
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≤ 2% (linear load); ≤ 5% (non-linear load)
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Transfer time
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AC mode to battery mode: 0 ms
Inverter mode to bypass mode: 0 ms
Inverter mode to ECO mode: 5 ~ 10 ms
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Inverter overload capability
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105%: long time running;
105% ~ 110%: transfer to bypass in 1 h
110% ~ 125%: transfer to bypass in 10 mins
125% ~ 150%: transfer to bypass in 1 min
150% ~ 200%: transfer to bypass in 200 ms
> 200%: transfer to bypass in 100 ms
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Slight adjustment of inverter output voltage
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± 5 V
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BATTERIES
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DC Voltage
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12 V × configured battery number (settable via display panel)
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Number of battery
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28 ~ 32 pcs (settable)
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Charging
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Three-stage charging, auto switch floating / equalizing charge
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Battery state display
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Display battery backup time, battery remaining capacity
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Battery self-test
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Settable periodic self-test; manually configurable test time and voltage
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SYSTEM
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Efficiency
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In line mode: Max. 93%; ECO mode: ≥ 98%
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Max. Parallel numbers
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6
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Protections
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Short-circuit – overload – overvoltage – undervoltage – low battery – overtemperature – fan fault
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IP rating
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IP20
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EMI
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EN62040-2
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EMS
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IEC61000-4-2 (ESD)
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IEC61000-4-3 (RS)
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IEC61000-4-4 (EFT)
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IEC61000-4-5 (surge)
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COMMUNICATIONS
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RS232 / RS485 / dry contacts (standard)
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Supports Windows 98 / 2000 / 2003 / XP / Vista / 2008 / 7 / 8 / 10
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SNMP (optional)
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Power management from SNMP manager and web browser
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OTHERS
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Humidity
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0 ~ 95% RH @ 0 ~ 40℃ (non-condensing)
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Noise level
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55 dB
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60 dB
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65 dB
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Dimensions (W×D×H) (mm)
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400×800×1100
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600×700×1500
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700×800×1700
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Packaged dimensions (W×D×H) (mm)
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490×890×1170
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690×790×1570
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790×890×1770
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Net / Gross weight (kg)
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158 / 200
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165 / 207
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175 / 217
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210 / 252
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260 / 302
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460 / 480
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590 / 620
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630 / 660
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690 / 720
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