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Parameter set
The parameter set is the entirety of all parameters that can be set for a SIPROTEC device.
PB Client
Process-Bus client. The sampled measured values subscriber is designated as a process-bus client.
Project
Content-wise, a project is the image of a real energy supply system. Graphically, a project is represented as a
number of objects which are integrated in a hierarchical structure. Physically, a project consists of a number of
directories and files containing project data.
RSTP
Rapid-Spanning Tree Protocol
SCD
Substation Configuration Description
Single command
Single commands (SPC – Single Point Control) are process outputs which represent 2 process states (for
instance on/off) at one output.
SIPROTEC
The registered trademark SIPROTEC designates the product family of Siemens protection devices and fault
recorders.
SIPROTEC 5 device
This object type represents a real SIPROTEC device with all the contained setting values and process data.
SPC
IEC 61850 data type: Single Point Control
SPS
IEC 61850 data type: Single Point Status
SPS
Programmable Logic Controller
TCP
Transmission Control Protocol
Time stamp
A time stamp is a value in a defined format. The time stamp assigns a point in time to an event, for example,
in a log file. Time stamps ensure that events can be found again.
UTC
Universal Time Coordinated
SIPROTEC 5, Operation, Manual
C53000-G5040-C003-J, Edition 07.2022
Glossary
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