Features:
1; True online double conversion UPS.
2; Extremely wide input voltage range and ultra-strong capability against overload.
3; IGBT and SPWM technologies applied.
4; Build-in separation transformer.
5; User-friendly digitized LCD with system information available at a glance.
6; Strong self-diagnosis and protective functions.
7; Smart RS232 port for computer monitoring.
8; Extra long standby time design.

Technical Specification:
1. Model: 3K1/1 5K1/1 6K1/1 10K1/1 10K3/1 15K3/1 20K3/1
2. Rated capacity: 3KVA/2400W 5KVA/4000W 6KVA/4800W 10KVA/8000W 10KVA/8000W 15KVA/12000W 20KVA/16000W
3. Input
Phase/wire: 1PH 2W+G 3PH 4W+G
Voltage: 220V +-25% 380V+-20%
Frequency: 50Hz/60Hz +-5% 50Hz/60Hz+-5%
Control mode: SPWM modulation
4. Output
Waveform: Sine waveTHD<3%
Voltage stability 220V+-2%
Frequency Come after input frequency (commercial mode), 50Hz/60Hz 0.5Hz (battery mode)
Temporary reaction: 100% load change +-4%
Crest ratio: 3: 1
Power factor: 0.8 lagging

5. Transfer time: Zero
6. Battery Model: MF maintenance-free lead acid battery
7. Rated voltage: 192VDC
8. Efficiency (full load): >85% >90%
9. Protection: Overload protection / Short-circuit protection / Battery low voltage protection / Over heat protection
10. Display
LED 1 normal (green) 2 inverter (green) 3 bypass (yellow) 4 fault (red) 5 battery (green)
LCD Input and output voltage/frequency, battery voltage, load, temperature
11. Audible alarm: 1 power off —beeping every 4secs. 2 battery low voltage—beeping every 1sec. 3 failure or battery exhausted—beeping continuously
12. Communication interface: RS232
13. Circumstance Noise: <50dB (at 1m distance) <55dB (at 1m distance)
14. Temperature: 0 -40 C
15. Humidity; 20%-90% no condensing
16. Size (mm): 265*730*635 396*1100*635 396*1100*792
17. Net weight (kg); 75 86 94 179 213 244 316
18. Input device; Terminal