Eaton EX RT 11 3:1, Installation And User Manual

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3. Operation
Eco mode
The main advantage of the Eco mode (see glossary) is that it
reduces the consumption of electrical power.
Three possible choices:
1 - Bypass AC source available:
LEDs 13 and 15 are ON.
The load is supplied in ECO mode.
2 - Bypass AC source not available:
LED
13
is ON.
The audio alarm sounds intermittently.
The load is automatically supplied in Normal mode via the
Normal AC input.
3 - Both Normal and Bypass AC sources not available or out of
tolerance:
LED 13 is ON.
LED
14
is ON.
The audio alarm sounds intermittently.
The load is supplied by the UPS from battery power.
The display indicates the battery remaining backup time.
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OFF ON
BACKUP TIME
10 minutes
ECO MODE
4 kW / 5 kVA
3.3 Operating modes
This is the standard operating mode, set by default in the
factory.
Two possible choices.
1 - Normal AC source available:
LED 13 is ON.
The load is protected by the UPS.
Scroll up
19
and scroll down
20
function buttons allow you
to read the UPS measurements (Normal AC source voltage,
Bypass AC source voltage, operating mode, battery capacity
and UPS Serial Number).
Normal (double conversion) mode
LOAD LEVEL
4 kW / 5 kVA
2 - Normal AC source not available:
LED 13 flashes.
LED
14
is ON.
The audible alarm sounds intermittently.
The load is supplied by the UPS from battery power.
Do not operate the manual Bypass switch
7
when the UPS is
in the normal mode.
19 20 21
13
13
13 15
13
13 14
14