Best Power 610 3.0kVA Installation And Operation Manual page 24

17 Best Power 610 UPS - Maintenance and Warranty
6.4 Model Specifications (cont.)
Output
Power Factor:
Waveform:
Overload Capacity:
Battery Transfer Time:
BypassTransfer Time:
(UPS to/from bypass)
Auto Reverse:
Efficiency
(AC to AC)
All Models:
Acoustic Noise at
one meter from the
front panel
700-1000 VA, E and U: 41 dB in line mode; 45 dB in battery mode.
1500 VA, E and U
2000 and 3000 VA E:
2000 and 3000 VA U:
Protection
Output:
Low Battery
Thermal
Automatic Restart
Following Battery
Discharge or
Remote OFF Signal:
Audible Alarms
Battery Discharge
Overload:
UPS Fault:
0.7 lagging to unity; the unit operates with up to 50 µfarad capacitive load.
Less than 4% THD at full linear load; less than 7% THD at full nonlinear load.
Greater than 130% ± 10% for 1.5 seconds – 20 ms (inverter transfer to bypass).
Greater than 110% for 10 seconds (inverter transfer to bypass) for E models.
Greater than 110% to 130% for 10 seconds (inverter transfer to bypass) for U models.
Application of a short circuit will not damage the UPS.
All models-0 ms.
700-1500 models-4 ms or less, 2.5 ms typical.
2000-3000 models-0 ms
Returns to normal mode after overload condition is removed.
83% at nominal input voltage (under full load, pf = 0.7), battery fully charged.
50 dB in line mode; 50 dB in battery mode.
50 dB in line mode; 50 dB in battery mode.
52 dB in line mode; 52 dB in battery mode.
Electronic overload and short circuit protection.
Automatic low battery shutdown.
High temperature shutdown.
When input mains power returns UPS starts automatically.
Two stage audible alarm. The alarm sounds every 4 seconds after input mains failure.
When the battery discharge point is near, the alarm sounds every second.
The alarm sounds once every second during an overload.
This continuous alarm sounds when there is an inverter short circuit, output.
overvoltage, DC bus overvoltage, or high temperature.