Xtreme Power Conversion Corporation
P90L 6kVA & 10kVA User’s Manual
Page 12
Uninterruptible Power Supply
thicker wire for safety and efficiency.
Note 4:
The selections for color of wires should be followed by the local electrical laws and regulations.
Note 5:
External battery wires must use reinforced insulation or double insulated wire.
Warning:
• For standard P90-BP240 battery module, there is one DC breaker to disconnect the battery bank and the
UPS. For nonstandard external battery options, make sure a DC breaker or other protection device be
-
tween UPS and external battery module is installed.
Note:
Set the battery module breaker in “OFF” position and then install the battery module.
• Pay attention to the polarity marking on external battery connector and make sure the battery polarity is
correct. Wrong connection may cause permanent damage of the UPS.
• Make sure the protective earth ground wiring is correct. The wire current spec, color, position, connection
and conductance reliability should be checked carefully.
• Make sure the utility input & output wiring is correct. The wire current spec, color, position, connection
and conductance reliability should be checked carefully. Make sure the N (or L2) site is correct.