Siemens SIPROTEC 7SJ61 Manual page 74

Functions
2.2 Overcurrent Protection 50, 51, 50N, 51N
Addr. Parameter
1316A 50N-3 active
1317 50N-3 PICKUP
1318 50N-3 DELAY
1319A 50N-3 measurem.
1320A 50N-2 measurem.
1321A 50N-1 measurem.
1322A 51N measurem.
1330 50N/51N
1331 MofPU Res T/TEp
2201 INRUSH REST.
2202 2nd HARMONIC
2203 CROSS BLOCK
2204 CROSS BLK TIMER
2205 I Max
74
C Setting Options
Always
with 79 active
0.25 .. 35.00 A; ∞
0.00 .. 60.00 sec; ∞
Fundamental
True RMS
Instantaneous
Fundamental
True RMS
Fundamental
True RMS
Fundamental
True RMS
1.00 .. 20.00 I/Ip; ∞
0.01 .. 999.00 TD
0.05 .. 0.95 I/Ip; ∞
0.01 .. 999.00 TD
OFF
ON
10 .. 45 %
NO
YES
0.00 .. 180.00 sec
1A 0.30 .. 25.00 A
5A 1.50 .. 125.00 A
Default Setting
Always 50N-3 active
∞ A
50N-3 Pickup
0.00 sec 50N-3 Time Delay
Fundamental 50N-3 measurement of
Fundamental 50N-2 measurement of
Fundamental 50N-1 measurement of
Fundamental 51N measurement of
50N/51N
Multiple of Pickup <->
T/TEp
OFF Inrush Restraint
15 % 2nd. harmonic in % of fun-
damental
NO Cross Block
0.00 sec Cross Block Time
7.50 A Maximum Current for
Inrush Restraint
37.50 A
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
Comments