Ups general description & installation
Rev.D JSE410920 22/07/08 JUD408311
11 of 31
2.3.3 Rectifier failure or mains failure
The inverter is supplied by the battery for the required autonomy time; the load,
through the static switch, is supplied directly by the inverter output.
Picture 4 – Rectifier failure or mains failure
2.3.4 Manual bypass
The load is supplied by the mains through the manual bypass; the operator can work
in safety on the UPS to carry out maintenance or repairing operations.
Picture 5 – Manual bypass