GE D25 User Manual page 109

Substation controller
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Using Current-Monitored Digital Outputs,
Disabling
Current seal-in may be disabled in the configuration on a point-by-point basis.
Current Seal-In
Disabling seal-in should only be done if the associated relay has also been
disabled for current monitoring in the hardware. A current-monitored point
with seal-in disabled via configuration will behave as follows:
Rules for
1. The associated seal-in digital input alarm and override digital output
Disabling
Current Seal-In
2. The seal-in alarm will not be raised if excessive current is present
3. If the hardware indicates that excessive current is present on the relay
GE Information
will be offline.
across the relay when the pulse duration expires.
when the pulse duration expires, the software will automatically
operate the contact override in the hardware to ensure that the contact
opens
Continued
994-0081-3.00-21
D25
User's Manual
109

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