Siemens 6MD85 Manual page 341

Siprotec 5 high-voltage bay controller

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Table of Contents

The following table shows the result of the switching-authority check, based on the set switching authority

and the cause of the command. This overview represents a simplified normal case (no multiple command

sources when using Station and Remote).

Cause Source

Local automatic

Station automatic

Remote automatic

Specific Switching Authority

Special switching authorities can be configured as extension of the switching-authority check. This makes it

possible to differentiate the Remote command sources at the bay level. Switching authority can be routed to

or revoked from different control centers that can, for example, belong to different companies. Thus, precisely

one of these command sources can switch at a certain time. This function is based on extending the

switching-authority check by verifying the identifier of the command source (field Originator/orIdent of

switching command). In order to turn on the function, go to General/Control and set the check mark for the

parameter Specific sw. authorities. More settings for the configuration of the identifiers and the

behavior of the function as well as additional signals appear (see

command source to switch, you must activate this specific switching authority. In order to do this, set the

controllable Enable sw. auth. 1 to Enable sw. auth. 5.

SIPROTEC 5, High-Voltage Bay Controller, Manual

C53000-G5040-C015-9, Edition 11.2017

Result of a Switching-Authority Check

Switching Authority

Control Functions

6.3 Control Functionality

6-33). In order to permit an additional