Table of Contents

ABB / Position evaluation (POS_EVAL) _ Signals & highlights _ AB2084

Table of Contents

Overview

The “Position evaluation (POS_EVAL)” function converts the input position data signal POSITION, consisting of value, time and signal status, to binary signals OPENPOS or CLOSEPOS. The output signals are used by other functions in the interlocking scheme.

For more detailed information on”Position evaluation (POS_EVAL)” function, refer to ABB, Relion 670 Series manuals.

To see other supported functions, click here.


Function Identification

Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Position evaluation POS_EVAL

Signals


POS_EVAL function block

Position evaluation (POS_EVAL) function block

POS_EVAL Input signals

POS_EVAL Input signals
Name Type Default Description
POSITION INTEGER 0 Position status including quality

POS_EVAL Output signals

POS_EVAL Output signals
Name Type Description
OPENPOS BOOLEAN Open position
CLOSEPOS BOOLEAN Close position

Logics & highlights


POS_EVAL Logic diagram

POS_EVAL Logic diagram
Input position (Value) Signal quality Output OPENPOS Output CLOSEPOS
0 (Breaker intermediate) Good 0 0
1 (Breaker open) Good 1 0
2 (Breaker closed) Good 0 1
3 (Breaker faulty) Good 0 0
Any Invalid 0 0
Any Oscillatory 0 0

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