ABB Relion 670 series - Page 594

8.18.5 Settings
PID-3718-SETTINGS v5
Table 328: GRPTTR (49R) Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Operation Disabled/Enabled
IPickup 105.0 - 900.0 % 0.1 110.0 Current pickup value for overload
protection
ReclsLevTheta 1.0 - 100.0 % 0.1 70.0 Level for theta in percent below which the
generator can be reconnected to grid
TD1 1.00 - 200.00 s 0.01 33.75 Time multiplier for thermal charact.
operate time delay
AutoLockout Disabled
Enabled
- - Disabled Auto lockout enables activation of
LOCKOUT when TRIP is set
tPulse 0.5 - 10.0 s 0.1 1.0 Minimum pulse length of the trip signal
t_MinTripDelay 1.0 - 120.0 s 0.1 10.0 Minimum time, used in operate
characteristic
t_MaxTripDelay 100.0 - 2000.0 s 0.1 300.0 Maximum time, used in operate
characteristic
tCutOff 10.0 - 2000.0 s 0.1 120.0 Cut-off time, used in operate
characteristic
tReset 10.0 - 2000.0 s 0.1 120.0 Time required for Theta to reset from
100% to 0%
OpAlarmRipple On
Disabled
- - Disabled Operation Off / On of alarmRipple feature
AlmRippleLev 10.0 - 100.0 % 0.1 25.0 Alarm ripple level in percent
tAlarmRipple 0.1 - 600.0 s 0.1 5.0 Alarm ripple time, the alarm ripple has to
be active longer than the specified time to
set output al
37 Enable Disabled
On
- - Disabled Operation Off / On for under-current
protection feature
37 PICKUP 5.0 - 500.0 % 0.1 10.0 Under-current feature pickup level
37 trip delay 0.0 - 600.0 s 0.1 1.0 Under-current feature trip delay
Table 329: GRPTTR (49R) Non group settings (basic)
Name Values (Range) Unit Step Default Description
MeasurCurrent RMS
DC
- - DC Measured current quantity (RMS or
Calculated DC)
CT_Location LV_winding
HV_winding
- - LV_winding Excitation transformer winding where
used CT is located
GlobalBaseSel 1 - 12 - 1 1 Selection of one of the Global Base Value
groups
Table continues on next page
Section 8 1MRK 502 066-UUS B
Current protection
588
Technical manual