Disconnects; Disconnect Configuration - GE D90 Plus Instruction Manual

Line distance protection system

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DISCONNECTS

Range: Enabled, Disabled

Default: Enabled

The setting enables or disables the logging of breaker interlocking events in the

sequence of events recorder.

The breaker interlocking logic is shown below.

Figure 362: Breaker interlocking logic

The disconnect element contains the auxiliary logic for status and serves as the interface

for opening and closing of the disconnect from protection and automation functions. The

logic also permits a manual substitution of the position indication. There are disconnect

elements available in the D90

Select the Settings > Automation > Disconnects > Disconnect Configuration menu item

to open the disconnect control configuration window.

LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL

CHAPTER 8: AUTOMATION