ABB REG670 - Functionality

16.3.2 Functionality
Liquid medium supervision SSIML is used for monitoring the circuit breaker
condition. Binary information based on the oil level in the circuit breaker is used as
input signals to the function. In addition, the function generates alarms based on
received information.
16.3.3 Function block
SSIML
BLOCK
BLK_ALM
LEVEL
TEMP
LVL_ALM
LEVEL_LO
SET_L_LO
SET_T_LO
RESET_LO
LEVEL
LVL_ALM
LVL_LO
TEMP
TEMP_ALM
TEMP_LO
IEC09000128-1-en.vsd
IEC09000128 V1 EN
Figure 424: SSIML function block
16.3.4 Signals
Table 653: SSIML Input signals
Name
Type Default Description
BLOCK BOOLEAN 0 Block of function
BLK_ALM BOOLEAN 0 Block all the alarms
LEVEL REAL 0.0 Level input from CB
TEMP REAL 0.0 Temperature of the insulation medium from CB
LVL_ALM BOOLEAN 0 Level alarm signal
LEVEL_LO BOOLEAN 0 Level lockout signal
SET_L_LO BOOLEAN 0 Set level lockout
SET_T_LO BOOLEAN 0 Set temperature lockout
RESET_LO BOOLEAN 0 Reset level and temperature lockout
Table 654: SSIML Output signals
Name
Type Description
LEVEL REAL Level service value
LVL_ALM BOOLEAN Level below alarm level
LVL_LO BOOLEAN Level below lockout level
TEMP REAL Temperature of the insulation medium
TEMP_ALM BOOLEAN Temperature above alarm level
TEMP_LO BOOLEAN Temperature above lockout level
Section 16 1MRK502052-UEN B
Monitoring
894
Technical manual