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4.2 Battery assisted operation.
In the case of power failure, in the unit will instantly switch to the battery assisted operation.
In order to activate the operation of the PSU from the battery itself, connect the BAT connectors in
accordance with the indications: +BAT red to ‘plus’ and, -BAT black to 'minus’ of the battery and press and keep
depressed for five seconds the START pushbutton on the equipment board.
The PSU is equipped with the discharged battery disconnection system (UPV); the configuration of
functions through the dip switch ‘JP-B’. The battery protection is on if the dip switch ‘JP-B’ is removed.
4.3 Maintenance
Any and all maintenance operations may be performed following the disconnection of the PSU from the
power supply network. The PSU does not require performing any specific maintenance measures, however, in the
case of significant dust rate, its interior is recommended to be cleaned with compressed air. In the case of fuse
replacement, only the substitutes in conformity to the original ones are allowed.