Figure 185: Autoreclose Sequence Counter Logic Diagram (Module 18); Figure 186: Single-Phase Autoreclose Cycle Selection Logic Diagram (Module 19) - GE MiCOM P40 Agile Technical Manual

Single breaker current differential (with distance)

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Chapter 11 - Autoreclose

AUTORECLOSE SEQUENCE COUNTER LOGIC DIAGRAM

AR Initiation

Seq Counter = 1

Single Pole Shot

Three Pole Shot

Figure 185: Autoreclose Sequence Counter logic diagram (Module 18)

AUTORECLOSE CYCLE SELECTION

The Autoreclose cycle selection logic is responsible for determining whether the Autoreclose will start as single-

phase or three-phase.

SINGLE-PHASE AUTORECLOSE CYCLE SELECTION LOGIC DIAGRAM

CB1 L SPAROK

Sequence Counter

Increment on rising edge

Reset on falling edge

Seq Counter = 0

Seq Counter = 1

Seq Counter = 2

Seq Counter = 3

Seq Counter = 4

Seq Counter > 4

Seq Counter >Set

AR 1 pole in prog

P54x1i-TM-EN-1

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