ABB RELION 670 Series Technical Manual page 585

Generator protection
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1MRK 502 066-UUS B
Table 319: GSPTTR (49S) Output signals
Name
TRIP
PICKUP
LOCKOUT
79M BLOCK
8.17.5
Settings
Table 320: GSPTTR (49S) Group settings (basic)
Name
Values (Range)
Operation
Disabled
Enabled
IPickup
105.0 - 900.0
ReclsLevTheta
1.0 - 100.0
TD1
1.00 - 200.00
AutoLockout
Disabled
Enabled
tPulse
0.5 - 10.0
t_MinTripDelay
1.0 - 120.0
t_MaxTripDelay
100.0 - 2000.0
tCutOff
10.0 - 2000.0
tReset
10.0 - 2000.0
Table 321: GSPTTR (49S) Group settings (advanced)
Name
Values (Range)
PosSeqFactor
0.0 - 10.0
NegSeqFactor
0.0 - 10.0
Technical manual
Type
Description
BOOLEAN
General trip signal from the function
BOOLEAN
General pickup signal from the function
BOOLEAN
Trip lockout output (latched)
BOOLEAN
Block machine closing command
Unit
Step
-
-
%
0.1
%
0.1
s
0.01
-
-
s
0.1
s
0.1
s
0.1
s
0.1
s
0.1
Unit
Step
-
0.1
-
0.1
Default
Description
Disabled
Operation Disabled/Enabled
110.0
Current pickup value for overload
protection
70.0
Level for theta in percent below which the
generator can be reconnected to grid
37.50
Time multiplier for thermal charact.
operate time delay
Disabled
Auto lockout enables activation of
LOCKOUT when TRIP is set
1.0
Minimum pulse length of the trip signal
10.0
Minimum time, used in operate
characteristic
300.0
Maximum time, used in operate
characteristic
120.0
Cut-off time, used in operate
characteristic
120.0
Time required for Theta to reset from
100% to 0%
Default
Description
1.0
Weighting factor for the positive sequence
current
6.0
Weighting factor for the negative
sequence current
Section 8
Current protection
PID-3719-OUTPUTSIGNALS v5
PID-3719-SETTINGS v5
579

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