Hitachi Relion 670 Series Applications Manual page 325

1MRK506375-UEN Rev. N
direction of P&Q. Note that, in such case this SMAI block shall only be used for the measurement
functions.
Table 39:
Setting
Operation
k
UGenZeroDb
IGenZeroDb
UBase (set in
Global base)
IBase (set in
Global base)
SBase (set in
Global base)
15.2 Gas medium supervision SSIMG
15.2.1 Function revision history
Document
revision
A
B
C
D
E
F
G
H
M
N
15.2.2 Identification
Function description
Insulation gas monitoring function
Railway application RER670
Application manual
General settings parameters for the Measurement function
Short description
Operation Off/On
Low pass filter coefficient for
power measurement, U and I
Zero point clamping in % of
Ubase
Zero point clamping in % of Ibase 3
Base setting for voltage level in
kV
Base setting for current level in A
Base setting for power level in
MVA
Product History
revision
2.2.1 -
2.2.1 -
2.2.2 -
2.2.3 -
2.2.3 -
2.2.4 -
2.2.4 Binary quality inputs SENPRESQ and SENTEMPQ have been added for pressure and
temperature sensor signals in order to control alarm and lockout signals. Whenever there
is no sensor, the quality of the binary input will be low. If sensor quality is low, then lockout
and alarm signals will get reset.
2.2.5 -
2.2.6 -
2.2.6 -
© 2017 - 2023 Hitachi Energy. All rights reserved
Selected Comment
value
On Function must be On
0.00 Typically no additional filtering is required
25 Set minimum voltage level to 25%
Set minimum current level to 3%
15.00 Set LV side rated phase-to-phase voltage
533A Set transformer LV winding rated current
8 Set rated apparent power of the transformer
IEC 61850 IEC 60617
identification identification
SSIMG -
Section 15
Monitoring
GUID-358AD8F8-AE06-4AEA-9969-46E5299D5B4B v4
GUID-7F31EFA5-F8D8-4D8D-85DA-3418F70ABE94 v3
GUID-AD96C26E-C3E5-4B21-9ED6-12E540954AC3 v5
ANSI/IEEE C37.2
device number
63
319