Iec 61850 Generic Communication I/O Functions Dpggio - ABB Relion Technical Manual

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1MRK 502 048-UUS A

Technical manual

It is important for indication in the SLD that the a symbol is associated

with a controllable object, otherwise the symbol won't be displayed on the

screen. A symbol is created and configured in GDE tool in PCM600.

The PSTO input is connected to the Local remote switch to have a selection of operators

place, operation from local HMI (Local) or through IEC 61850 (Remote). An INTONE

connection from Fixed signal function block (FXDSIGN) will allow operation from local

As it can be seen, both indications and commands are done in double-bit representation,

where a combination of signals on both inputs/outputs generate the desired result.

The following table shows the relationship between IPOS1/IPOS2 inputs and the name of

the string that is shown on the SLD. The value of the strings are set in PST.

IEC 61850 generic communication I/O functions

Identification

Function description

IEC 61850 generic communication I/O

Functionality

The IEC 61850 generic communication I/O functions DPGGIO function block is used to

send double indications to other systems or equipment in the substation using IEC61850.

It is especially used in the interlocking and reservation station-wide logics.

Name of displayed string Default string value

PosUndefined

identification

ANSI/IEEE C37.2

device number

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