Operation

5.5.10Edit the Breaker Properties

The Breaker Properties box displays the breaker name, rating, other parameters and alarm setpoints.

Select a

Breaker

Breaker

Properties

Edit and Apply

buttons Install to Unit (click to save changes to Liebert LDM)

To view or change parameters and alarm setpoints of a breaker:

Click on the breaker in the left pane. When selected, the breaker has a yellow outline.

Refer to the following table to make changes.

Parameter

Description

To make a change:

Breaker

The name of the selected breaker. The default

• Click in the Breaker Name box, click Edit and

Name

names are BREAKER #01, BREAKER #02, etc.

enter a name, then click Apply.

Position

The location of the selected breaker on the

(Cannot be edited)

panelboard.

 

 

Number

The number of poles selected when the breaker was

(Cannot be edited)

of Poles

added to the panelboard.

 

Breaker

The amperage for which the circuit breaker is rated.

• Click in the Breaker Rating box, click Edit and

Rating

The default is 20A.

enter a value, then click Apply.

Phase

Percentage of the breaker rating that triggers an

• Click in the Phase Overcurrent Alarm box,

Overcurrent

overcurrent alarm. This value must be higher than

click Edit and enter a value, then click Apply.

Alarm

the Phase Overcurrent Warning.

 

Phase

Percentage of the breaker rating that triggers an

• Click in the Phase Overcurrent Warning box,

Overcurrent

overcurrent warning. This value must be lower than

click Edit and enter a value, then click Apply.

Warning

the Phase Overcurrent Warning.

 

Phase

Percentage of the breaker rating that triggers an

• Click in the Phase Undercurrent box, click Edit

undercurrent alarm. The default is 0 (zero). Indicates

Undercurrent

no current is flowing through the breaker—either the

and enter a value, then click Apply.

Alarm

breaker has tripped or the equipment has shut down.

 

 

 

Neutral Current

Percentage of the breaker that triggers a neutral

• Click in the Neutral Current Alarm box, click

Alarm

current alarm.

Edit and enter a value, then click Apply.

Ground Current

Amperage that triggers a ground current alarm.

• Click in the Ground Current Alarm box, click

Alarm

Edit and enter a value, then click Apply.

 

• When finished, click Install to Unit to upload the changes to the Liebert LDM.

NOTE

The configuration changes will not be stored in the Liebert LDM until the Install to Unit button is clicked.

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Liebert LDM user manual Edit the Breaker Properties, Parameter Description To make a change

LDM specifications

Liebert LDM (Liebert Digital Monitor) is an advanced thermal management solution, specifically designed to enhance the performance and reliability of critical infrastructure systems. This innovative product from Vertiv caters to the growing demand for efficient cooling solutions in data centers, telecommunication sites, and other facilities requiring precise environmental control.

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