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Figure 43 – Basler Electric DGC-2020HD User Manual

Page 100

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90

9469300990 Rev B

Figure 43. Generator Breaker Closure Conditions Flow Diagram

Generator Breaker

Close Request

Close Generator

Breaker

Is Generator

Breaker Control

enabled?

Generator

Breaker

state

Cannot Close

Generator Breaker

No

Yes

Is Load Bus

dead?

Is

Generator Bus

stable?

Synchronize buses

P0071-74

Is

Generator Bus

dead?

Dead Gen Close

Enable setting

No

No

Is Load

Bus stable?

No

Dead Bus Close

Enable setting

Disabled

No

Disabled

Enabled

Yes

Yes

Yes

Enabled

Yes

Open

Closed

Breaker Management

DGC-2020HD