Troubleshooting | Emerson 1000, 3000, 1500, 2200 manual

Troubleshooting

9.0TROUBLESHOOTING

The information below indicates various symptoms a user may encounter if the Liebert PSI XR expe- riences a problem. See Table 9 for suggested solutions.

1.An alarm sounds, alerting that the UPS requires attention. The alarm can be silenced except for low battery, overload warning and fault.

2.One or more additional indicators will be illuminated to provide a diagnostic aid to the operator, as described below:

If the UPS fails to operate properly, turn Off the unit and repeat the steps in 3.0 - Installation. If the problem persists, refer to Table 9.

Table 9	Troubleshooting—problems, causes and solutions

	Problem	Cause	Solution
			Check the circuit breaker on the
			rear of the UPS.
			If it is tripped, reset it and restart the
		Short circuit	UPS. For help, contact your local
UPS will not start			dealer, local Emerson
			representative or Channel Support
			Applications.
		Battery is disconnected or	Check for proper connection of
		completely discharged	battery or batteries.
		UPS not plugged in	Plug in the power cord securely.
		Circuit breaker tripped	Reset the circuit breaker and restart
UPS starts on battery, but will not		Circuit breaker tripped	the UPS.
UPS starts on battery, but will not			the UPS.
switch to AC (dark start)			Wait until voltage drops to an
		AC overvoltage	appropriate level or have the utility
		AC overvoltage	power checked by a properly
			power checked by a properly
			trained and qualified electrician.
		Short circuit or UPS output is	Remove the load and turn on the
		Short circuit or UPS output is	UPS again. For help, contact your
		abnormal; LED 10 and LED 11	UPS again. For help, contact your
		abnormal; LED 10 and LED 11	local dealer, local Emerson
		illuminate and sound audible	local dealer, local Emerson
		illuminate and sound audible	representative or Channel Support
		alarm	representative or Channel Support
		alarm	Applications.
			Applications.
			Check load level display and
		Overload; LED 5 and LED 11	remove nonessential loads.
		Overload; LED 5 and LED 11	Recalculate the load and reduce
UPS shuts down		illuminate and sound audible	Recalculate the load and reduce
UPS shuts down		illuminate and sound audible	equipment connected to UPS - the
		alarm	equipment connected to UPS - the
		alarm	total wattage must not exceed the
			total wattage must not exceed the
			capacity of the UPS.
		LED 3 and LED 11 illuminate and	Recharge the battery for 8 hours,
		sound audible alarm	then turn ON the UPS.
			Consult the Liebert MultiLink user
		Liebert MultiLink software	manual or contact your LAN
			administrator.
		Site Wiring Fault, UPS detected a	Have the utility checked by a
Site Wiring Fault LED (LED 4) flashing		line-to-neutral reversal or a loss of	properly trained and qualified
		proper grounding.	electrician.
Battery weak LED (LED 3) flashing		Batteries weak	Recharge batteries.
Battery weak LED (LED 3) flashing		Batteries need to be replaced	Replace batteries.
		Batteries need to be replaced	Replace batteries.

NOTE

The PS2200RT3-120XR UPS will sound an Overload alarm under certain Low Line conditions when it is fully loaded and it exceeds the input current rating. Unless the load is reduced, the condition will trip the branch circuit breaker.

1000, 1500, 2200, 3000 specifications

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