How to connect two UPS units?
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To ensure the reliability of the DCs power supply system, dual UPS power supply is planned to be used. Has Haiyou done this before?
You can simply buy a UPS that supports parallel output.
UPS is only a backup power source; is it really necessary to have two UPS units? ? ? ?
If it is necessary to use two UPS units, a dual-power switching device can be considered for use between the outputs of the two UPS units.
Switching devices often vary in quality, so it is best for the UPS manufacturer to provide them themselves.
Special static switchgear can be used; of course, the UPS must have the corresponding functionality
file:///C:/Documents%20and%20Settings/Administrator/Local%20Settings/Temporary%20Internet%20Files/Content.IE5/5TC4E69E/20081222141613397%5B1%5D.gif The above is the dual-bus method.
They cannot be connected in parallel directly; an automatic switch is required. But it’s still more convenient to buy a high-power UPS
Our company’s UPS is a parallel-connected, automatically switching unit; one unit has a capacity of 100 KVA, and it is also used to supply power to the DCS.
The manufacturer has mature products with many available modes. Ask for the technical information and take a look.