Tripp Lite SU40KX, SU80KX, SU20KX owner manual Battery Start-Up Procedure Single UPS

19 – Start-Up, Shutdown and Bypass (continued)

9-3 Standard Start-Up Procedure (Single UPS) (continued)

2 •3

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•4

4

5

•5

6

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Switch on the bypass input breaker switch Q2 and then output circuit breaker switch Q4 . 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 (reserve) power source.

Switch on the main input circuit breaker switch Q1 . 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 (reserve) mode to online (normal) mode. The “BYPASS” LED will darken and the “NORMAL” LED will illuminate.

Q4		Q2
Output	Manual	Bypass	Main
3	Bypass	Input	Input

			Q1
Output	Manual	Bypass	Main
4	Bypass	Input	Input
			A

5

89-4 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	of the external battery cabinet. On the SU20KX
9		or SU40KX, turn on the battery breaker on the back of the UPS.
10
		Confirm that the manual bypass circuit breaker switch						is off.
	•2						Q3
11
12
		Press the ON button				for 3 seconds (until you hear a beep), then
					A
	•3
		release the button. The inverter will activate and use stored DC
13		battery power to supply AC power to connected equipment. The
		“BATTERY” LED will illuminate.
14

A

1

Q3

Output	Manual	Bypass	Main
2	Bypass	Input	Input
			A
3

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