Protection Menu
Description
The Protection menu contains the following submenus:
|
Level 1 |
Level 2 |
Level 3 |
Function description |
|---|---|---|---|
|
Tree navigation menu |
Protection |
Standard Protection |
Display Standard protection settings. |
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ERMS Protection |
Display ERMS protection settings. |
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Neutral Protection(1) |
Display Neutral protection settings. |
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(1) Applies to 4 pole circuit breakers and 3 pole circuit breakers with ENCT option. |
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Active Settings
The active settings used by the protection functions are displayed in the Quick View screens and LSIG home screen:
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If the screens have a black background, it indicates that standard protection settings are being used.
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If the screens have a blue background, it indicates that ERMS protection settings are being used.
The settings in the Protection menu are the settings defined by using the Protection Setting Procedure or EcoStruxure Power Commission software. They may differ from the settings used by the protection functions when fallback settings are active.
Standard Protection
The Standard Protection menu displays the protection settings which are used when ERMS is not engaged. It is not possible to set the protection settings from this menu.
|
Level 3 |
Level 4 |
Parameter name |
|---|---|---|
|
Standard Protection |
L |
Standard long-time overcurrent protection |
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S |
Standard short-time overcurrent protection |
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|
I |
Standard instantaneous overcurrent protection |
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G |
Standard ground-fault protection |
To set standard protection settings, see:
ERMS Protection
The ERMS Protection menu displays the protection settings which are used when ERMS is engaged. It is not possible to set the protection settings from this menu.
|
Level 3 |
Level 4 |
Parameter name |
|---|---|---|
|
ERMS Protection |
L |
ERMS long-time overcurrent protection |
|
S |
ERMS short-time overcurrent protection |
|
|
I |
ERMS instantaneous overcurrent protection |
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G |
ERMS ground-fault protection |
Neutral Protection
The Neutral Protection menu displays the neutral protection settings. It is not possible to set the protection settings from this menu.
|
Level 3 |
Level 4 |
Parameter name |
|---|---|---|
|
Neutral Protection(1) |
Nb poles |
Number of poles 3P or 4P, for display only. |
|
Ir (A) |
Ir long-time overcurrent protection threshold expressed in Amps, for display only. |
|
|
Protection |
Set neutral protection type:
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IN (A) |
RMS current on neutral, for display only. |
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(1) Applies to 4-pole circuit breakers and 3-pole circuit breakers with ENCT option. |
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To set neutral protection settings, see Neutral Protection.