Main Parameters (Model WDK3000):

• Power: 3 kVA

• Type: Online (double-conversion)

• Power Factor (Output): up to 1.0

• Input Voltage: ~120–300 VAC (single-phase), frequency 45–66 Hz

• Batteries: 6 × 12 V / 9 Ah 

• Efficiency: up to 93%

• Output Waveform: Pure sine wave, THD < 3% for linear load, < 5% for non-linear load

• Interfaces: RS‑232, USB (optional), SNMP (optional)

• Cooling: Forced air (fans)

• Operating Temperature: 0–40 °C, humidity up to 95% (non-condensing)

• Dimensions and Weight (Tower/Stand-Alone): approx. 500 × 248 × 616 mm, weight ~24 kg