Siemens 7UT51 Instruction Manual page 217

7UT51 v3
Addr LCD Line 1
WinDIGSI Description
RESTRICTED GROUND FAULT PROTECTION DATA
1900
Password level = 2
RGF STATUS
1901
State of restricted ground
RGF PU
1903
-
Pick up value of restricted gnd fault prot
CRIT.ANGLE
Critical angle of RGF charact. oper
1904
HARMN RSTR
1910
State of 2nd harmonic restraint
%2nd HARMN
1911
2nd harmonic content in the diff current
IRGF max 2
1912
-
RGF Upper limit of 2nd harmonic restraint
curr
-
Tdly RGF
1925
Oper time dly of restricted ground
prot
-
Trst RGF
1927
Reset delay after RGF trip has been
initiated
OVERCURRENT PROTECTION (DTL/IDMTL)
2100 Password level = 2
In = 1A or 5A
BACKUP O/C
2101
State of backup overcurrent protection
50HS PU
2103
-
50HS Phase highset (Def. Time) O/C
pickup
50HS DELAY
2104
-
50HS Delay time for 50HS (Def. Time)
funct
PH CHARACT
PH O/C time characteristic
2111
50T PU
2112 -
50T Phase (Def. Time) overcurrent
pickup
50T DELAY
2113
-
50T Delay time for 50T (Def Time) funct
51 PU
2114
-
51 Phase (Inv. Time) overcurrent pickup
-
51 T DIAL
2115
-
51 Phase inverse overcurrent time dial
MEAS.FORM.
2116
Phase current measurement format
TresetTRIP
2118
Reset delay after trip has been initiated
PRIM-2330C
Options or
Range and Unit
OFF
ON
-
fault protection
Block Tripping
-
0.05 2.00 I/In
90
100
-
curve
110
120
130
OFF
ON
-
10 80 %
-
1.0 20.0 I/In
60.00 s or ∞
-
0.00
-
fault
-
0.00 60.00 s
OFF
ON
Block Tripping
-
0.10 30.00 I/In
32.00 s or ∞
-
0.00
Definite Time
Moderately Inverse
Very Inverse
Extremely Inverse
-
0.10 30.00 I/In
32.00 s or ∞
-
0.00
-
0.10 20.00 I/In
32.00 s or ∞
-
0.50
Without harmonics
With harmonics
-
0.00 60.00 s
Settings Record
Setting Setting
Default
Group A Group B
X
0.10
X
X
15
10.0
0.00
0.10
X
4.00
0.10
X
2.00
0.30
2.00
0.50
X
0.10
20
Setting Setting
Group C Group D
217