● Pay highly attention to the polarity marking on external battery terminal block, and make sure the
correct battery polarity is connected. Wrong connection may cause permanent damage of the UPS.
● Make sure the protective earth ground wiring is correct. The current spec, color, position, connection and
conductance reliability of wire should be checked carefully.
● Make sure the utility input & output wiring is correct. The current spec, color, position, connection and
conductance reliability of wire should be checked carefully. Make sure the L/N terminal is correct, not
reverse or short-circuited.
2-4. Software Installation
For optimal computer system protection, install UPS monitoring software to fully configure UPS shutdown.
8