117
14.
Terminology
Term
Description
Communication Engineering
Tool
Also known as CET. Software for configuring and
monitoring communication gateways or communica-
tion front ends.
Functional constraint
Property of a data-attribute that indicates the services
for example read value, write value, substitute value,
etc. that may be applied to that data attribute
Intelligent Electronic Device Also known as IED. Devices containing advanced
logics such as meters, protection and control relays
and trip units.
Logical Device
Representation of a group of functions. Each function
is defined as a logical node. A physical device has one
or several LDs.
RJ-45
Galvanic connector type
sAddr
Short Address InformationThe sAddr attribute allows
the allocation of a short address to DO attributes.
Short addresses can be used within the communica-
tion to be more efficient either in the communication, or
in the handling of messages at client or server.
Furthermore, they can be used as IED internal
identification for the attribute.
SPA
Data communication protocol developed by ABB
ST
Connector type for glass fibre cable
1MRS755347
Ethernet Adapter
SPA to IEC 61850 Gateway
Installation and Commissioning Manual
SPA-ZC 400
Содержание SPA-ZC 400
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