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5.1 ACTIVATING THE BY-PASS KEEPING THE U.P.S
SWITCHED ON
1. Verify that led "A" is green (fig.17)
2. Press keys F6 and F2 at the same time, using the scroll keys select "On reserve" and
confirm your choice by pressing F6; make sure that led "F" (picture 17) become yellow
3. Turn on the "Manual by-pass" breaker
4. Turn off the "Output switch" breaker
RESTORING NORMAL FUNCTIONING FROM THE PREVIOUS CONDITION:
1. Make sure the led "F" (picture 17) is yellow
2. Turn on the "Output switch" breaker
3. Turn off the "Manual by-pass" breaker
4. Press keys F6 and F2, at the same time and wait until led "F" turns green
5.2 ACTIVATING THE BY-PASS SHUTTING DOWN THE U.P.S
1. Verify that led "A" is green (Fig.17)
2. Press the
button for about 5 seconds; the message " Turn off U.P.S " will appear on the
display and leds "C","E" and "F" (picture 17) will turn red and the message "UPS stopped"
will appear on the display
3. Turn on the "by-pass switch" breaker and led "D" will be red
4. Turn off the "Output switch" breaker and led "G" will be red
5. Turn off the "Reserve switch" breaker
6. Turn off the "Mains switch" breaker
7. Turn off the "Battery switch" breaker
RESTORING NORMAL FUNCTIONING FROM THE PREVIOUS CONDITION:
1. Turn on the "Reserve switch" breaker, the message "UPS Stopped" will appear on the
display, all the synoptic leds (picture 17) will be red except led "H" remain green; wait till
led "A" (picture 17) starts flashing, if this does not happen the supply voltage is not
adequate or the cyclic sense of the phases is incorrect, therefore you must disconnect the
equipment, verify the connections and start this procedure again from the beginning.
2. Turn on the "Main switch" e "Output switch" breakers, led "B" and led "G" (picture 17) will
be green
3. Turn off the "Manual by-pass" breaker.
4. Press the
button for about 2 seconds; the message "Switch on procedure started" will
appear on the display, if the procedure has been carried out correctly led "C" (picture 17)
and led "E" will be green and the message "UPS in alarm mode" will appear
5. Once you have carried out the turning on procedure and that led "C" and "E" are green, it is
possible to close the "Battery switch" breaker and led "D" will be green
EVO STAR 10-50
28
Tecnoware Power Systems
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