ABB RELION REX640 Technical Manual page 552

Protection functions
Table 607: H3EFPSEF Group settings (Advanced)
Parameter Values (Range)
Voltage selection
1=No voltage
2=Uo
4=Phase A
5=Phase B
6=Phase C
CB open factor 1.00...10.00
Table 608: H3EFPSEF Non group settings (Basic)
Parameter Values (Range)
Operation
1=on
5=off
Table 609: H3EFPSEF Non group settings (Advanced)
Parameter Values (Range)
Voltage block value 0.010...0.100
Generator CB used
0=No
1=Yes
Reset delay time 0...60000
4.2.8.9 H3EFPSEF Monitored data
Table 610: H3EFPSEF Monitored data
Name Type
START_DUR FLOAT32
UD_3H FLOAT32
UB_3H FLOAT32
U_3H_T FLOAT32
U_3H_N FLOAT32
U_3H_N FLOAT32
U_3HANGL_T_N FLOAT32
H3EFPSEF Enum
552
Unit Step
0.01
Unit Step
Unit Step
xUn 0.001
ms 1
Values (Range)
0.00...100.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...40.00
0.00...40.00
-180.00...180.00
1=on
2=blocked
3=test
4=test/blocked
5=off
Default
2=Uo
1.00
Default
1=on
Default
0.010
0=No
20
Unit Description
% Ratio of start time / op-
erate time
xUn 3rd harmonic differen-
tial voltage amplitude
xUn 3rd harmonic bias volt-
age amplitude
xUn Terminal side 3rd har-
monic voltage ampli-
tude
xUn Neutral side 3rd har-
monic voltage ampli-
tude
xUn Neutral side 3rd har-
monic voltage ampli-
tude
deg Phase angle between
3rd harmonic terminal
and neutral voltage
Status
1MRS759142 F
Description
Type of voltage
connection availa-
ble at generator
terminal
Multiplication fac-
tor for beta when
CB is in open condi-
tion
Description
Operation Off / On
Description
Low level blocking
for 3rd harmonic
differential protec-
tion
Defines if genera-
tor circuit breaker
exists
Reset delay time
REX640
Technical Manual