EAST UPS EA902Pro 2KVA

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Σύγκριση

Περιγραφή

EA 902 2000VA/1800W

  • High frequency on-line double conversion technology
  • DSP (Digital signal processors)control technology
  • Active power factor correction (APFC), input power factor up to 0.99
  • Output power factor 0.9
  • Wide input voltage range (110V ~ 300Vac) and frequency range (40 ~ 70Hz)
  • Auto sensing frequency
  • 50/60Hz frequency conversion
  • Cold start
  • Rear ventilation design and variable speed fan
  • Effective software and hardware protection
  • Quick and stable charging, 90% capacity restored in 3 h (standard model UPS)
  • Linearderating in low voltage input reducing battery discharging times
  • Settable delayed start when power is restored
  • Advanced battery management (ABM)
  • Multiple functions settable via LCD: output voltage, EOD, auto-start, bypass mode, ECO mode and frequency conversion mode
  • Multi-platform communications: RS232 (standard), USB / RS485 / SNMP / dry contacts (optional)
  • USB Communication
  • Technical Specifications

    • MODEL

      EA901PS

      EA902PS

      EA903PH

      Capacity

      1 KVA / 900 W

      2 KVA / 1800 W

      3 KVA / 2700 W

      INPUT
      Rated voltage

      208 V / 220 V / 230 V / 240 Vac

      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: 4 ms (typical)

      Overload capability

      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

       48V

      72 V

      Inbuilt battery

      2×9 Ah

      4×9 Ah

      6×9 Ah

      Charging current (max.)

      1 A

      1 A

      1 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)

      44×336×214

      191×418×335

      Packaged dimensions (W×D×H) (mm)

      232×417×318

      318×533×471

      Net weight (kg)

      9.5

      18

      27.2

      Gross weight (kg)

      10.5

      19.5

      29

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