● Battery mode
When the mains is abnormal or disconnected, the DC-DC step-up transformer
boosts the DC power supplied by batteries, which is then supplied to the
inverter. Then the inverter converts the DC power into stable AC power to
supply loads.
Figure 2-4 Battery mode
● Bypass mode
The mains supplies power to loads after ltering. When the UPS is
overloaded, overheated, or faulty, it automatically transfers to bypass mode.
In this mode, the backup capability of batteries is unavailable.
Figure 2-5 Bypass mode
● ECO mode
If the bypass voltage and frequency are in the specied range, the UPS
supplies power to loads over the bypass. If the bypass voltage and frequency
are outside the range, the UPS transfers to normal or battery mode.
Figure 2-6 ECO mode
● Source-share mode
When the UPS works properly but the mains input power of the rectier is
insucient, the UPS transfers to source-share mode. In this mode, both the
UPS2000-H-(6 kVA-10 kVA)
User Manual 2 Product Overview
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