User`s manual
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UPS EVO DSP PLUS TT User’s manual
If UPS is used daily, it is recommended to leave the Input circuit breaker always “ON” and use the ;and44
buttons on the front panel to activate/deactivate the Inverter.
If the UPS has to be turn OFF for several days, it is recommended to turn “OFF” the Input circuit breaker.
If the ; button is pressed when AC Input is not present, the UPS switches ON even, and works in Battery mode
after about 4 seconds.
If the 44 button is pressed when AC Input is not present, then the Inverter switches OFF and consequently there
will be no Output power.
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5) 7!!$ !,/!
The UPS reaches the 7! condition whenever, during working in Battery mode, the batteries reach a
charge level allowing the connected devices to operate for few minutes more.
The UPS warns operators of 7!by lighting of the +7)icon on the graphic LCD and by emitting an
acoustic signal every second.
If AC Input does not come back on within few minutes, the UPS (&$ ! !,! thus preventing the
batteries from discharging excessively; the UPS stops supplying Output power, deactivates control panel indication
and goes to a waiting state. Once AC Input comes back on, the UPS!! !,!and after 4 seconds it
goes back to work in Normal mode.
After a complete discharge, the UPS needs 10 hours to recharge completely the batteries. The UPS recharges
batteries automatically if it works in Normal mode or in Bypass mode.
5) !$'
The UPS indicates the Output Load level by graphic LCD (on the right side as described in the chapter 5).
When the Output load is higher then nominal value the UPS warns of 6!$,$ by graphic LCD and by
acoustic alarm as described in the “Warning Table” and in the “Troubleshooting” chapter.
The UPS has the capability to accept an Overload less than 110% for 10 minutes.
An Overload between 110% and 130% is accepted for about 1 minute and after UPS switches automatically to the
Bypass mode.
An Overload higher than 130% is accepted for 1 second and after the UPS switches automatically to the Bypass
mode.
Once the requested power is back within range, the UPS switches automatically to the Normal mode.
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