Why is the fault LED on my LEGRAND UPS when the batteries don’t work properly?
Check for proper battery connection and measure battery voltage to ensure that batteries are charged. Recharge the batteries for 8 hours. If the problem persists or if it is necessary to replace them, contact the LEGRAND Technical Support Service.
What to do if the LEGRAND UPS fault LED is on?
Check the error code table. If the problem persists, contact the LEGRAND Technical Support Service.
What to do if LEGRAND UPS fault LED is on due to overload?
Disconnect some non-critical loads from the UPS output until the overload ceases. Check if there is any short-circuit between the output cables due to faulty insulation and replace the cables if necessary.
How to fix LEGRAND UPS fault LED when power cord is not properly plugged?
Check if the power cord is properly plugged, respecting the “L” and “N” wires. If not, re-plug the cord on the socket turning it of 180°. If the power cord is properly plugged, check if the ground-neutral voltage exceeds the limits.
What to do if LEGRAND UPS fault LED is on and ventilating fans don't work properly?
Verify that the ventilating fans work properly. If the problem persists or if it necessary to replace them, contact the LEGRAND Technical Support Service.
Instructions for setting up the UPS in a vertical tower orientation with diagrams.
Instructions for installing the UPS in a standard equipment rack using provided brackets.
Step-by-step guide for the physical installation and connection of the UPS unit.
Explanation of the UPS control panel buttons, LEDs, and display indicators.
Instructions for performing normal and cold start-up sequences for the UPS.
Explanation of the EPO function and its terminal location for immediate shutdown.
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General