ABB Relion 670 series - Time sequence diagrams

ABB Relion 670 series

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ANSI05000788_2_en.vsd

AND

AND

AND

AND

³1

100 ms

100 ms

StartByCBOpen= Enabled

RI

RI_HS

PICKUP

NOT

ANSI05000788 V2 EN

Figure 321: Pulsing of the pickup inputs

12.2.2.7 Time sequence diagrams

Some examples of the timing of internal and external signals at typical transient and

permanent faults are shown below in figures

322 to 325.

1MRK505222-UUS C Section 12

Control

643

Technical reference manual

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