ABB Relion 670 Series Technical Reference Manual page 460

Section 7
Current protection
7.7.3
7.7.4
454
Function block
LPTTR (26)
I3P* TRIP
BLOCK PICKUP
BLKTR ALARM
MULTPU LOCKOUT
AMBTEMP
SENSFLT
RESET
ANSI04000396-2-en.vsd
ANSI04000396 V2 EN
Figure 226: LPTTR (26) function block
Input and output signals
Table 215: LPTTR (26) Input signals
Name Type
I3P GROUP
SIGNAL
BLOCK BOOLEAN
BLKTR BOOLEAN
MULTPU BOOLEAN
AMBTEMP REAL
SENSFLT BOOLEAN
RESET BOOLEAN
Table 216: LPTTR (26) Output signals
Name Type
TRIP BOOLEAN
PICKUP BOOLEAN
ALARM BOOLEAN
LOCKOUT BOOLEAN
Default Description
- Group connection
0 Block of function
0 Block of trip
0 Current multiplyer used when THOL is for two or more
lines
0 Ambient temperature from external temperature sensor
0 Validity status of ambient temperature sensor
0 Reset of internal thermal load counter
Description
Trip
Pickup Signal
Alarm signal
Lockout signal
1MRK505222-UUS C
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