Siemens SIPROTEC 7SJ61 - Page 74

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