ABB Relion 670 series - Page 593

8.18.3 Function block
GUID-ED2DB148-EDA2-4DC4-9884-0990CD89F229 v2
GRPTTR (49R)
I3P*
BLOCK
BLOCK37
SETLKOUT
RSTLKOUT
TRIP
37 TRIP
PICKUP
37 PICKUP
LOCKOUT
79M BLOCK
ALRIPPLE
IMEAS
ANSI14000050-1-en.vsd
ANSI12000028 V2 EN-US
Figure 315: GRPTTR (49R) function block
8.18.4 Signals
PID-3718-INPUTSIGNALS v5
Table 326: GRPTTR (49R) Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Current Group Connection
BLOCK BOOLEAN 0 Block of function
BLOCK37 BOOLEAN 0 Block under-current protection feature
SETLKOUT BOOLEAN 0 Input for forcing the output LOCKOUT
RSTLKOUT BOOLEAN 0 Reset of the output LOCKOUT and theta to 0%
PID-3718-OUTPUTSIGNALS v5
Table 327: GRPTTR (49R) Output signals
Name Type Description
TRIP BOOLEAN General trip signal from the function
37 TRIP BOOLEAN Trip signal from under-current feature
PICKUP BOOLEAN General pickup signal from the function
37 PICKUP BOOLEAN Pickup from under-current feature
LOCKOUT BOOLEAN Trip lockout output (latched)
79M BLOCK BOOLEAN Block machine closing command
ALRIPPLE BOOLEAN Ripple alarm, is set (with delay-on 20ms) if instRippleAlarm is
active longer than tAlarmRipple
IMEAS REAL Measured current, used for calculation of operate time
1MRK 502 066-UUS B Section 8
Current protection
587
Technical manual