26
1
5
9
3
7
11
2
6
10
4
8
12
13
14
9 – Start-Up, Shutdown and Bypass
(continued)
9-3 Normal Start-Up Procedure (Single UPS)
(continued)
Switch on the output circuit breaker switch
•
A
and bypass input
circuit breaker switch
B
. After a brief initialization process, the
LCD screen will show “ON AUTO BYPASS”, the “BYPASS”
LED will illuminate and UPS system output will be supplied by
the bypass power source.
Switch on the main input circuit breaker switch
•
A
. If the AC input
power source is normal, the UPS system is ready for start-up.
Press the ON button
•
A
for 3 seconds (until you hear a beep), then
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.
9-4 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
•
circuit breaker
A
of the external battery cabinet.
Confirm that the manual bypass circuit breaker switch
•
A
is off.
Press the ON button
•
A
for 3 seconds (until you hear a beep), then
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.
3
4
5
3
1
4
2
5
3
1
2
3
Output
Manual
Bypass
Bypass
Input
Main
Input
Output
Manual
Bypass
Bypass
Input
Main
Input
A
B
A
Output
Manual
Bypass
Bypass
Input
Main
Input
A
A
A
A