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Installation and User Manual
Maintenance 4 — 786-174010-00 B00
Restart the UPS for which all switches are set to OFF.
1 - Set the input switch Q4S (9) to ON.
2 - Set output switch Q5N (11) to ON.
3 - Check that all the UPS units present in the installation are
included in the list on the display and confirm by pressing
the function buttons (35).
4 - Set the input switch Q1 (8) to ON.
5 - Set the battery circuit breaker of the auxiliary cabinets to
ON.
The UPS restarts and LED (31) is ON.
If LED (31) remains OFF, press the ON button (37) on each
UPS (the UPS is in manual start mode) and confirm,
if necessary, by pressing the function key (35) marked .
If LED (31) still remains OFF and either of LEDs (32) or (33) is
ON, a fault has occurred (see Section 4.1).