Circuit Breakers
Description
The CIRCUIT BREAKERS page allows you:
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With any role to monitor data from the circuit breaker.
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With Installer or Engineer role to reset minimum and maximum values of the energy and demand measurements.
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With Operator role to control the circuit breaker.
Navigation to CIRCUIT BREAKERS Page
To view the CIRCUIT BREAKERS page, click .
Page Layout
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A |
Circuit breaker identification data |
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B |
Circuit breaker health status |
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C |
Circuit breaker monitoring and control panel |
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D |
Monitoring of measurements |
Circuit Breaker Identification Data
The circuit breaker is identified by the following data:
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Rated current
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Protection type
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Number of IO modules connected
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Additional data according to the range of the circuit breaker
Circuit Breaker Health Status
The health status of a circuit breaker is indicated by one of the following icons:
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Icon |
Description |
|---|---|
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OK |
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Medium severity detected alarm that requires non-urgent action. |
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High severity detected alarm that requires immediate corrective action. |
Circuit Breaker Monitoring and Control Panel
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A |
Drawout circuit breaker position in the cradle |
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B |
Circuit breaker main contact position |
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C |
Circuit breaker control mode and control status |
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D |
Circuit breaker control options |
Drawout Circuit Breaker Position in the Cradle
The position of the drawout circuit breaker in the cradle is indicated by the following icons:
Circuit Breaker Main Contact Position
The position of the main contacts of the circuit breaker is indicated by the following icons:
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Icon |
Description |
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The main contacts of the circuit breaker are closed. |
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The main contacts of the circuit breaker are opened. |
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The main contacts of the circuit breaker are opened and the circuit breaker is tripped. The circuit breaker must be reset. |
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The circuit breaker position is unknown in case of contact position discrepancy. |
Circuit Breaker Control Mode
The circuit breaker control mode is:
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Remote control: The control options on the webpage can be used to control the circuit breaker remotely.
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Local control: The control options are not available on the webpage. The circuit breaker is controlled locally through manual operation.
The circuit breaker control status is indicated by the following icons:
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Icon |
Description |
|---|---|
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The closing spring is charged and the circuit breaker is ready to close. |
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The closing spring is charged and the circuit breaker is not ready to close. |
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The closing spring is discharged and the circuit breaker is not ready to close. |
Close inhibition indicates that the circuit breaker closing is inhibited by the EcoStruxure Power Commission software or IO modules or a remote controller through the communication network.
Circuit Breaker Control Options
When the circuit breaker is in remote control mode, the following control options are available:
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Control Options |
Description |
|---|---|
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Click this option to open the circuit breaker. |
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Click this option to close the circuit breaker. The circuit breaker will close only if it is ready to close. |
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Click this option to reset ComPacT NSX or PowerPacT H-, J-, and L-frame circuit breakers. |
For each control action:
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A safety message is displayed.
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Read the message and click I understand to confirm the action.
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Click Cancel to cancel the action.
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The result of the action (successful or failed) is displayed.
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Measurements
The list of measurements displayed depends on the type of MicroLogic control unit or trip unit of the circuit breaker.
Measurement are displayed in the following order:
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Real time measurements with minimum and maximum values. For circuit breaker, the time stamp of the minimum and maximum values is also displayed.
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Energy measurements
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Demand measurements
The minimum and maximum values of the energy and the demand measurements can be reset by users with Installer or Engineer role.