Borri UPSaver 1000 kVa, Operating Manual, Page: 151 / 185

UPS user manual
42 OMH44150 REV. B
Picture 43 – Confirmation of load transfer
Load transfer operation
The load transfer operation is reserved to skilled personnel.
It is recommended to operate under the supervision of manufacturer's personnel or
following its specific indications.
The manufacturer cannot be considered liable for any damages due to incompetence
or inexperience of the customer's authorized personnel.
5.3.11 Modifying the operating mode – LINE INTERACTIVE
The section LINE INTERACTIVE allows the modification of the UPS operating mode, from
the VFI – Voltage Frequency Independent operation (on-line double conversion) to VI – Voltage
Independent. In such mode the inverter works as a "compensator", supplying reactive power to
the load, so that the the power supplied by the mains is almost purely resistive and at unity
power factor.
The stability of the AC mains is controlled bu a specific algorithm which provides to
automatically de-activate the LINE INTERACTIVE mode in case the voltage or frequency are
not compliant with the programmed requirements.
Modifying the UPS operating mode – Line Interactive
The modification of the UPS operating mode is reserved to skilled personnel.
It is recommended to operate under the supervision of manufacturer's personnel or
following its specific indications.
The manufacturer cannot be considered liable for any damages due to incompetence
or inexperience of the customer's authorized personnel.