ABB RED650, Technical Manual, Page: 542 / 926

Function Range or value Accuracy
Time delay for temperature
alarm
(0.000-60.000) s ±0.2% or ±250ms whichever is
greater
Reset time delay for
temperature alarm
(0.000-60.000) s ±0.2% or ±250ms whichever is
greater
Time delay for temperature
lockout
(0.000-60.000) s ±0.2% or ±250ms whichever is
greater
15.3 Liquid medium supervision SSIML
GUID-37669E94-4830-4C96-8A67-09600F847F23 v3
15.3.1 Identification
GUID-4CE96EF6-42C6-4F2E-A190-D288ABF766F6 v3
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Insulation liquid monitoring function SSIML - 71
15.3.2 Functionality
GUID-3B1A665F-60A5-4343-85F4-AD9C066CBE8D v6
Insulation supervision for liquid medium (SSIML) is used for monitoring the
transformer condition. Binary information based on the oil level in the transformer
is used as input signals to the function. In addition, the function generates alarms
based on received information.
15.3.3 Function block
GUID-AC82A86C-495D-4CBD-9BF9-3CC760591AA9 v3
SSIML
BLOCK
BLKALM
SENLEVEL
SENTEMP
SENLVLALM
SENLVLLO
SETLLO
SETTLO
RESETLO LOCKOUT
LVLLO
TEMPLO
ALARM
LVLALM
TEMPALM
LEVEL
TEMP
IEC09000128-2-en.vsdx
IEC09000128 V2 EN-US
Figure 266: SSIML function block
15.3.4 Signals
GUID-0C378BB3-2104-417F-94B5-16EFC55151FE v2
Section 15
1MRK 505 394-UEN A
Monitoring
536 Line differential protection RED650 2.2 IEC
Technical manual