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6.6.4
Signals
Table 55:
LFPTTR (26) Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Three phase group signal for current inputs
BLOCK
BOOLEAN
0
Block of function
AMBTEMP
REAL
0
Ambient temperature from external temperature sensor
SENSFLT
BOOLEAN
0
Validity status of ambient temperature sensor
RESET
BOOLEAN
0
Reset of internal thermal load counter
Table 56:
LCPTTR (26) Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Three phase group signal for current inputs
BLOCK
BOOLEAN
0
Block of function
AMBTEMP
REAL
0
Ambient temperature from external temperature sensor
SENSFLT
BOOLEAN
0
Validity status of ambient temperature sensor
RESET
BOOLEAN
0
Reset of internal thermal load counter
Table 57:
LFPTTR (26) Output signals
Name
Type
Description
TRIP
BOOLEAN
Common trip signal
PICKUP
BOOLEAN
General pickup signal
ALARM
BOOLEAN
Alarm signal
LOCKOUT
BOOLEAN
Lockout signal
TEMP
REAL
Calculated temperature of the device
TEMPAMB
REAL
Ambient temperature used in the calculations
TERMLOAD
REAL
Temperature relative to operate temperature
Table 58:
LCPTTR (26) Output signals
Name
Type
Description
TRIP
BOOLEAN
Common trip signal
PICKUP
BOOLEAN
General pickup signal
ALARM
BOOLEAN
Alarm signal
LOCKOUT
BOOLEAN
Lockout signal
Table continues on next page
Section 6
1MRK 511 287-UUS A
Current protection
130
Technical manual
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