Liebert GXT2-6000RT230 Uživatelský manuál stáhnout pdf (Strana 32)

Troubleshooting

Table 4 Troubleshooting guide

Problem

Cause Solution

UPS fails to start when the

ON button is pressed.

UPS is short-circuited or

overloaded.

Ensure UPS is OFF. Disconnect all loads and ensure nothing is

lodged in output receptacles.

Ensure loads are not defective or shorted internally.

Battery indicator LED is

illuminated.

UPS not plugged in.

UPS is operating from battery mode, make certain UPS is

securely plugged into the wall receptacle.

UPS input protection fuse

has blown/opened.

UPS is operating from battery mode. Save data and close

applications. Replace UPS input fuse, then restart UPS.

Mains voltage out of UPS

input range.

UPS is operating from battery mode. Save data and close

applications. Ensure mains supply voltage is within acceptable

limits for UPS.

UPS has reduced battery

time.

Batteries are not fully

charged.

Keep UPS plugged in continuously at least 24 hours to

recharge batteries.

UPS is overloaded. Check load level display and reduce the load on the UPS.

Batteries may not be able to

hold a full charge due to age.

Replace batteries. Contact your local dealer, Liebert

representative or the Liebert Worldwide Support Group for

replacement battery kit.

Fault and Bypass indicator

LEDs and all load level LEDs

are illuminated.

UPS overloaded or load

equipment is faulty.

Check load level display and remove non-essential loads.

Recalculate the load and reduce number of loads connected to

UPS. Check load equipment for faults.

Fault and Bypass indicator

LEDs and diagnostic LED A

are illuminated.

UPS internal fan has a

problem or UPS shutdown

due to temperature condition.

Load is on bypass power.

Ensure UPS is not overloaded, ventilation openings not

blocked, or room ambient temperature is not excessive. Wait

30 minutes to allow UPS to cool, then restart UPS. If UPS does

not restart, contact your local dealer, Liebert representative or

the Liebert Worldwide Support Group.

Fault and Bypass indicator

LEDs and diagnostic LED B

are illuminated.

UPS internal DC bus

overvoltage.

UPS requires service. Contact your local dealer, Liebert

representative or the Liebert Worldwide Support Group.

Fault indicator LED and

diagnostic LED C are

illuminated.

DC-DC failure during battery

mode.

Bus voltage under 315VDC(O/P 220VAC) / 330VDC(O/P

230VAC) / 345VDC(O/P 240VAC). UPS requires service.

Contact your local dealer, Liebert representative or the Liebert

Worldwide Support Group.

Fault and Bypass indicator

LEDs and diagnostic LED D

are illuminated.

UPS PFC (Power Factor

Correction Circuit) fault.

UPS requires service. Contact your local dealer, Liebert

representative or the Liebert Worldwide Support Group.

Fault and Bypass indicator

LEDs and diagnostic LED E

are illuminated.

UPS inverter fault.

UPS requires service. Contact your local dealer, Liebert

Representative or the Liebert Worldwide Support Group.

Fault indicator LED and

diagnostic LEDs A and C are

illuminated.

UPS failed the battery test.

Replace batteries. Contact your local dealer, Liebert

representative or the Liebert Worldwide Support Group.

Fault and Bypass indicator

LEDs and diagnostic LED C

and E are illuminated.

UPS shutdown due to a

command from the

communications port(s).

Your UPS has received a signal or command from the attached

computer. If this was inadvertent, ensure the communication

cable used is correct for your system. For assistance, contact

your local dealer, Liebert representative or the Liebert

Worldwide Support Group.

Fault and LEDs A&E are

Illuminated

Fan locked

Check for external obstruction entering fan guard. UPS

requires service. Contact your local dealer, Liebert

representative or Liebert Worldwide Support Group.

Fault and LEDs B&C are

Illuminated

REPO active

circuit is closed. If not used, a wire jumper must connect the

REPO terminals.

Fault and LEDs B&D are

Illuminated

UPS is OFF due to previous

REPO shutdown, but the

REPO has been connected

or reset. Autorestart

disabled.

Start the UPS using the front panel.

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