UPS Alarm and Status Messages

 

 

 

 

Table 7

Liebert NXL alarm and status messages (continued)

 

 

 

Event Message

Event Definition

Recommended Action

 

 

Regeneration Mode is a service mode that is

 

 

 

normally controlled by the service technician.

Under normal circumstances, none.

 

 

Regeneration Mode Status or Alarm messages

 

 

If this message is active, and there is no clear

 

 

are generally intended for the service person.

 

 

reason why the UPS was in Regeneration Mode, or

Regen Terminated

This status message informs the user that Regen

if the command to terminate Regeneration Mode

 

 

Mode is no longer active.

was not issued, contact your factory-authorized

 

 

This status message is self-clearing. When the

 

 

service provider.

 

 

condition is no longer present, the alarm and any

 

 

 

 

 

control activity tied to the alarm reverts to normal.

 

 

 

 

 

 

 

The Static Bypass Switch (BPSS) was turned off

 

 

 

by an external signal.

 

 

 

This indicates an external signal forcing the BPSS

 

 

 

to remain off is active.

Check the state of the Remote Off BPSS signal.

 

 

This type of signal is wired into an Input Contact

 

 

If this signal is not active, or if no signal wires are

Remote Off BPSS

Isolator and the specific channel is assigned as

present, contact your factory-authorized service

 

 

Remote Off BPSS.

 

 

provider.

 

 

This status message is self-clearing. When the

 

 

 

 

 

condition is no longer present, the message and

 

 

 

any control activity tied to the status event reverts

 

 

 

to normal.

 

 

 

The Inverter was turned off by an external signal.

 

 

 

This indicates an external signal forcing the

 

 

 

Inverter to remain off is active.

Check the state of the Remote Off Inverter signal.

 

 

This type of signal is wired into an Input Contact

Remote Off Inv

Isolator and the specific channel is assigned as

If this signal is not active, or if no signal wires are

Remote Off Inverter.

present, contact your factory-authorized service

 

 

 

 

This status message is self-clearing. When the

provider.

 

 

condition is no longer present, the message and

 

 

 

any control activity tied to the status event reverts

 

 

 

to normal.

 

 

 

The Rectifier was turned off by an external signal.

 

 

 

This indicates an external signal forcing the

 

 

 

Rectifier to remain off is active.

Check the state of the Remote Off Rectifier signal.

 

 

This type of signal is wired into an Input Contact

Remote Off Rect

Isolator and the specific channel is assigned as

If this signal is not active, or if no signal wires are

Remote Off Rectifier.

present, contact your factory-authorized service

 

 

 

 

This status message is self-clearing. When the

provider.

 

 

condition is no longer present, the message and

 

 

 

any control activity tied to the status event reverts

 

 

 

to normal.

 

 

 

 

Press “SILENCE” to silence the audible alarm.

 

 

 

Resolve the issue that precipitated the REPO.

 

 

 

For safety, the UPS latches an REPO event. There

 

 

 

are two ways to clear the latch:

 

 

 

1. Press the Reset pushbutton on the External

 

 

The UPS shuts down in response to an active

Interface Board (EIB).

 

 

2. From HMI front panel display, press OK button

REPO Shutdown

Remote Emergency Power Off (REPO)

when ” Press OK to Reset EPO Latched signal”

 

 

command.

 

 

message is displayed

 

 

 

 

 

 

in a dialog box.

 

 

 

Verify the REPO is cleared by observing the REPO

 

 

 

alarm in the Active Event Window is gone.

 

 

 

Restart the UPS by pressing “Startup,” “Manual

 

 

 

Start,” and follow the prompts.

 

 

Automatic Restart is in progress. This message

To complete the Automatic Restart, follow the

Restart in Process

clears when the Automatic Restart sequence is

prompts on the display.

 

 

complete.

 

 

 

 

 

 

 

 

 

Automatic Restart of the UPS is not allowed

Investigate and resolve the external signal forcing

Restart Inhibited

because of an external signal.

the UPS to remain off.

Automatic Restart Inhibit is active when signaled

If you do not have an ICI, or if there are no external

 

 

from an external source. The signal is wired into

off signals input to the UPS, contact your factory-

 

 

Input Contact Interface (ICI 1).

authorized service provider.

61

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Image 67
Emerson 250-400kVA manual If the command to terminate Regeneration Mode