1-1 Series Online UPS (1-3kVA)

Key Features

  • 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 (110 V ~ 300 Vac) and frequency range (40 ~ 70 Hz)
  • Auto sensing frequency
  • 50 / 60 Hz 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)

Available Options

  • OptionalUSB, RS485 card, AS400 dry contacts, SNMP card, SMS alarms, EPO function, and 12 A charger (2/3 kVA only)

Technical Data

MODEL EA901P EA902P EA903P
Capacity 1 kVA/900 W 2 kVA/1800 W 3 kVA/2700 W
INPUT
Rated voltage 208 / 220 / 230 / 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-sensing)
Power factor ≥ 0.99
Bypass voltage range -25% ~ +15% (settable)
Total harmonic distortion (THDi) ≤ 6%
OUTPUT
Voltage 208 / 220 / 230 / 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
Power factor 0.9
Total harmonic distortion (THDv) ≤ 2% (linear load), ≤ 5% (non-linear load)
Crest factor 3:1
Overload 105% ~ 125% for 1 min, 125% ~ 150% for 30 s, > 150% for 300 ms
BATTERIES
DC voltage 24 V (S) 36 V (S) 36 V

(H)

48 V

(S)

72 V

(S)

72 V (H) 72 V

(S)

96 V

(S)

96 V (H)
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 Standard model: 90% capacity restored in 3 hours;

Long time model: depend on the capacity of battery

SYSTEM
Efficiency ≥ 90% (Mains mode) ≥ 91% (Mains mode) ≥ 92% (Mains mode)
≥ 85% (Battery mode) ≥ 86% (Battery mode) ≥ 87% (Battery mode)
≥ 95% (ECO mode) ≥ 96% (ECO mode) ≥ 97% (ECO mode)
Transfer time Mains mode to battery mode: 0 ms

Inverter mode to bypass mode: 4 ms (typical)

Protections Short-circuit, overload, overtemperature, battery discharge protection and fan testing protection
Communications RS232 (standard), USB / RS485 / dry contacts / SNMP (optional)
Display LCD + LED
Standards EN 62040-1, EN 62040-2, EN 61000-3-2, EN 61000-3-3, IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, IEC 61000-4-11, IEC 61000-2-2, IEC 62040-2, IEC 62040-1, IEC 62040-3
OTHERS
Operating temperature 0℃ ~ 40℃
Storage temperature -25°C ~ 55°C (without batteries)
Relative Humidity 0 ~ 95% (non-condensing)
Altitude ≤ 1000 m, derating 1% for each additional 100 m
IP rating IP 20
Noise level at 1 m ≤ 50 dB
Dimensions (W × D × H) (mm) 144 × 336 × 214 144 × 414 × 214 144 × 336 × 214 191 × 418 × 335 191 × 464 × 335 191 × 418 × 335
Packaged dimensions (W × D × H) (mm) 232 × 417 × 318 230 × 492 × 320 232 × 417 × 318 318 × 533 × 471 320 × 573 × 472 318 × 533 × 471
Net weight (kg) 9.5 13 6 18 25.8 10.5 27.2 32 11
Gross weight (kg) 10.5 14.2 7 19.5 27.4 12 29 34 12.5
  • Derate capacity to 70% in CUCF mode and to 90% when the output voltage is adjusted to 208 Vac.
  • S means standard model, H means long time model.
  • All specifications subject to change without notice.
  • Custom-made specifications are acceptable.

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