| MODEL |
|
UKA-4K |
| CAPACITY |
For computer load |
4 kVA / 2.8 kW |
| INPUT |
Voltage |
220 Vac single phase nominal voltage |
| |
Voltage range |
110 - 290 Vac (depend on load) |
| |
Frequency |
50 Hz ± 10%, auto sensing |
| |
Power factor |
more than 0.99 at full load |
| OUTPUT |
Voltage range |
220 Vac ± 1% |
| |
Phase |
single phase |
| |
Frequency |
50 Hz ± 0.1% |
| |
Wave form |
pure sine wave |
| |
Harmonic distortion |
< 3% of THD at linear load, < 5% of THD at non-linear load |
| |
Overload capability |
> 110% for 30 sec. turn to bypass mode
> 150% for 300 ms. turn to bypass mode
|
| |
Crest factor ratio |
3 : 1 |
| |
Short circuit protection |
turn off inverter, no transfer to bypass, audible alarm (AC mode)
Turn off inverter, audible alarm (Battery mode) |
| |
Efficiency |
89% |
| |
Protection |
overload, over voltage, under voltage, short circuit proof and battery low voltage shutdown |
| TRANSFER TIME |
Transfer time between
AC mode and Battery mode
|
Zero time (True on-line UPS) |
| PROTECTION |
EMI/RFI attenuation
Surge protection |
IEC 62040-2
IEC 61000-4-5 |
| BATTERY |
Type |
sealed lead acid (maintenance free) rechargeable |
| |
Backup time |
15 - 30 minutes (depending on computer load) |
| |
Extended backup time |
option |
| |
Continuous recharging time |
90% capacity after 6 - 10 hours charging |
| INDICATOR |
LED |
Inverter, Battery, Bypass, Warning |
| |
LCD display |
Input (voltage / frequency), Battery (voltage / capacity), Output (votlage / frequency)
Load (Watt / VA), Inverter temperature, Charger status, Fan status, Operation mode |
| AUDIBLE ALARM |
Buzzer |
Mains failure, low battery, overload, UPS fault |
| CONNECTION |
Input |
NEMA 5-15P |
| |
Output |
6 outlets |
| COMMUNICATION |
USB port |
yes |
| INTERFACE |
SNMP/HTTP capability |
option |
| SOFTWARE |
UPS monitoring and management software |
yes |
| ACOUSTIC NOISE |
|
< 50 dBA at 1 metre |
| ENVIRONMENT |
Temperature |
0 - 40oC |
| |
Relative humidity |
0 - 95% (non-condensing) |
| CONFORMANCE |
Design regulation |
EMC category C2 |
| DIMENSIONS |
W x H x D (mm) |
199 x 337 x 466 |
| WEIGHT |
Approximate in kg. |
26.9 |
