The standard also defines a description l
The standard also defines a description l
anguage for substation automation
anguage for substation automation
systems. The language facilitates efficient integration of devices into systems in an
systems. The language facilitates efficient integration of devices into systems in an
automated fashion. Additionally the standard supports a comprehensive and
automated fashion. Additionally the standard supports a comprehensive and
consistent system definition and engineering, which makes not
consistent system definition and engineering, which makes not
only the devices,
only the devices,
but also their tools and systems
but also their tools and systems
interoperable (standard part 6).
interoperable (standard part 6).
The standard uses Ethernet and TCP/IP
The standard uses Ethernet and TCP/IP
for communication. Since Ethernet and TCP/
for communication. Since Ethernet and TCP/
IP are widely accepted and used, the application of these technologies provide a
IP are widely accepted and used, the application of these technologies provide a
broad range of features from
broad range of features from
mainstream communication (standard parts
mainstream communication (standard parts
8-1, 9-2).
8-1, 9-2).
Therefore, IEC 61850 is also open for
Therefore, IEC 61850 is also open for
possible new communication concepts in the
possible new communication concepts in the
future.
future.
Data model (objects, sevices)
Data model (objects, sevices)
Client server
Client server
communication
communication
GOOSE
GOOSE
Sampled
Sampled
values
values
Mapping
Mapping
Real-time
Real-time
communication
communication
MMS
MMS
TCP
TCP
IP
IP
Ethernet link layer
Ethernet link layer
Ethernet physical layer with priority tagging (100 Mbit/s)
Ethernet physical layer with priority tagging (100 Mbit/s)
1
1
2
2
3
3
GUID-A9FD9579-37AD-4B03-9
GUID-A9FD9579-37AD-4B03-9
35E-BF39D48B7211 V1
35E-BF39D48B7211 V1
EN
EN
Fi
Fi
gu
gu
re
re
2:
2:
Co
Co
mm
mm
un
un
ic
ic
at
at
io
io
n
n
st
st
ac
ac
ks
ks
an
an
d
d
ma
ma
pp
pp
in
in
g
g
us
us
ed
ed
in
in
IE
IE
C 6
C 6
18
18
50
50
1
1
Abstra
Abstra
ct c
ct c
ommu
ommu
nicatio
nicatio
n s
n s
ervices
ervices
interf
interf
ace
ace
(ACSI)
(ACSI)
2
2
St
St
ac
ac
k
k
in
in
te
te
rf
rf
ac
ac
e
e
3
3
I
I
SO
SO
/O
/O
SI
SI
st
st
ac
ac
k
k
Section 2
Section 2
1MRS756475 D
1MRS756475 D
IEC 61850 overview
IEC 61850 overview
10
10
Engineering Guide
Engineering Guide
