EAST ( East 3KVA/2700W Online Ups (Tower Type) )
East 3KVA/2700W
- 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 4 h (standard model UPS)
- Linear derating 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)
- Optional USB, RS485 card, AS400 dry contacts, SNMP card, SMS alarms, EPO function, and 12 A charger (2 / 3 kVA only)
EAST ( East 3KVA/2700W Online Ups (Tower Type) )
MODEL: EA903P
Capacity: 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: ≥ 0.99Bypass 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: 72 V (S)96 V (S)96 V (H)
Inbuilt battery: 6 × 9 Ah8 × 7 Ah
Charging current (max.): 1 A6 A
Recharge time: Standard model: 90% capacity restored in 3 hours; Long time model: depend
on the capacity of battery
SYSTEM
Efficiency: ≥ 92% (Mains mode) ≥ 87% (Battery 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
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 1m: ≤ 50 dB
Dimensions (W × D × H) (mm): 191 × 419 × 335 191 × 418 × 335
Packaged dimensions (W × D × H) (mm): 277 × 500 × 435 277 × 500 × 435
Net weight (kg): 24.3 29.4 11
Gross weight (kg): 25.9 31.1 12.5