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8 – Start-Up, Shutdown and Bypass
8-3 Normal Start-Up Procedure (Single UPS)
•
Switch on the output circuit breaker switch
3
circuit breaker switch
LCD screen will show "ON AUTO BYPASS", the "BYPASS"
LED will illuminate and UPS system output will be supplied by
the bypass power source.
•
4
Switch on the main input circuit breaker switch
power source is normal, the UPS system is ready for start-up.
•
Press the ON button
5
release the button. The inverter will activate and synchronize with
the bypass source, then automatically switch from auto bypass
mode to online (normal) mode. The "BYPASS" LED will darken
and the "NORMAL" LED will illuminate.
8-4 Battery Start-Up Procedure (Single UPS)
Note: The battery must be at least partially charged for this operation to succeed.
•
If there is an external battery cabinet connected, switch on the
1
circuit breaker
A
•
2
Confirm that the manual bypass circuit breaker switch
3
•
Press the ON button
release the button. The inverter will activate and use stored DC
battery power to supply AC power to connected equipment. The
"BATTERY" LED will illuminate.
200803004 93-2793 SU80k manual 4C.indd E21
200803004 93-2793 SU80k manual 4C.indd E21
All manuals and user guides at all-guides.com
A
and bypass input
. After a brief initialization process, the
B
. If the AC input
A
for 3 seconds (until you hear a beep), then
A
of the external battery cabinet.
A
for 3 seconds (until you hear a beep), then
(continued)
(continued)
O
OFF
Main
Input
Front Panel
3
ON
I
Main
Input
A
Front Panel
4
5
1
is off.
A
ON
I
Main
Input
Front Panel
2
3
21
O
OFF
ON
I
B
Back Panel
O
OFF
ON
I
Back Panel
A
A
O
OFF
ON
I
A
Back Panel
A
1
2
ON
I
3
A
4
ON
I
5
6
7
8
9
10
ON
11
I
12
13
6/16/2008 1:43:31 PM
6/16/2008 1:43:31 PM
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