Uninterruptible Power Supply, High-frequency and Double Conversion Online Technology

Product details

Model Number: EA900Pro RT 1-3KVA Key Specifications/Special Features: Features:High frequency on-line double conversion technologyDSP (Digital signal processors) control technologyActive power factor correction (APFC),input power factor up to 0.99Output power factor 0.9Wide input voltage range (110V~300Vac) and frequency range (40~70Hz)Auto sensing frequency50/60Hz frequency conversionCold start

Rear ventilation design adn variable speed fan

Effective software and hardware protection

Quick and stable charging, 90% capacity restored in 3 h (standard model UPS)

Linear derating in low voltage input reducing battery discharge time

Settable delayed start when power is restored

Advanced battery management (ABM)Multiple functions settable via LCD: output voltage, EOD, auto-start, bypass mode, ECOmode and frequency conversion mode

Multi-platform communiactions: RS232 (standard), USB / RS485 / SNMP / dry contacts (optional)

Available options

Optional USB, RS485 card, AS400 dry contacts, SNMP card, SMS alarms, EPO function, MBS (External maintenance bypass switch)

MODEL

EA901PSRT

EA901PHRT

EA902PSRT

EA902PHRT

EA903PSRT

EA903PHRT

Capacity

1 KVA / 900 W

2 KVA / 1800 W

3 KVA / 2700 W

INPUT

Rated voltage

208 V / 220 V / 230 V / 240 Vac (settable via LCD)

Voltage range

110 ~ 176 Vac (linear derating between 50% and 100% load);
176 ~ 280 Vac (no derating); 280 ~ 300 Vac (derating 50%)

Frequency

40 ~ 70 Hz (auto-sense)

Power factor

≥ 0.99

Bypass voltage range

-25% ~ +15% (settable)

OUTPUT

Voltage

208 V / 220 V / 230 V / 240 Vac (settable via LCD)

Voltage regulation

± 1%

Frequency

45 ~ 55 Hz or 55 ~ 65 Hz (synchronized range); 50 / 60 Hz ± 0.1 Hz (battery mode)

Waveform

Sinusoidal

Crest factor

3:1

Harmonic distortion

≤ 2% (linear load); ≤ 5% (non-linear load)

Transfer time

Mains mode to battery mode: 0 ms
Inverter mode to bypass mode: 4ms (typical)

Overload capacity

105% ~ 125%: transfer to bypass in 1 min;
125% ~ 150%: transfer to bypass in 30 s;
> 150%: transfer to bypass in 300 ms

EFFICIENCY

Mains mode

≥ 90%

≥ 91%

≥ 92%

Battery mode

≥ 85%

≥ 86%

≥ 87%

ECO mode

≥ 95%

≥ 96%

≥ 97%

BATTERIES

DC voltage

24 V

36 V

48 V

72 V

96 V

Inbuilt battery

2×9 Ah

3×7 Ah

4×9 Ah

6×7 Ah

6×9 Ah

8×7 Ah

Charging current (max.)

1 A

6 A

1 A

6 A

1 A

6 A

Recharge time

8 h

ALARMS

Utility failure

4 s per beep

Low battery

1 s per beep

Overload

1 s twice beep

UPS fault

Long beep

COMMUNICATIONS

RS232 (standard) / USB (optional)

Supports Windows 98 / 2000 / 2003 / XP / Vista / 2008 / Windows 7 / 8 / 10

SNMP (optional)

Power management from SNMP manager and web browser

OTHERS

Operating temperature

0 ~ 40℃

Relative Humidity

0 ~ 90% (non-condensing)

Noise level

≤ 50 dB (1m)

Dimensions (W×D×H) (mm)

440 × 468 × 88

440 × 658 × 88

440 × 468 × 88

440 × 658 × 88

440 × 468 × 88 (UPS)
440 × 440 × 86 (BAT)

440 × 468 × 88

Packaged dimensions (W×D×H) (mm)

545 × 592 × 198

545 × 782 × 198

545 × 592 × 198

545 × 782 × 198

545 × 592 × 198 (UPS) 590 × 580 × 200 (BAT)

545 × 592 × 198

Net weight (kg)

12.26

13.78

7.58

22.73

25.86

9.66

29.26

9.45 (UPS)
27.2 (BAT)

10.04

Gross weight(kg)

15.78

17.3

11.1

26.63

29.76

13.18

33.16

12.97(UPS)
30.2 (BAT)

13.56

Shipping Information:

FOB Port: Shenzhen
Lead Time: 20 - 25 days

Main Export Markets:

Asia
Australasia
Central/South America
Eastern Europe
Mid East/Africa
North America
Western Europe

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