Siemens SIPROTEC 7SJ62 User Manual

Functions
2.2 Overcurrent Protection 50, 51, 50N, 51N
SIPROTEC, 7SJ62/64, Manual
C53000-G1140-C207-2, Release date 01.2008
92
1219A 50-3 measurem. Fundamental
True RMS
Instantaneous
Fundamental 50-3 measurement of
1220A 50-2 measurem. Fundamental
True RMS
Fundamental 50-2 measurement of
1221A 50-1 measurem. Fundamental
True RMS
Fundamental 50-1 measurement of
1222A 51 measurem. Fundamental
True RMS
Fundamental 51 measurement of
1223 VOLT. INFLUENCE NO
Volt. controll.
Volt. restraint
NO 51V Voltage Influence
1224 51V V< 10.0 .. 125.0 V 75.0 V 51V V< Threshold for
Release Ip
1230 51/51N 1.00 .. 20.00 I/Ip; ∞
0.01 .. 999.00 TD
51/51N
1231 MofPU Res T/Tp 0.05 .. 0.95 I/Ip; ∞
0.01 .. 999.00 TD
Multiple of Pickup <-> T/Tp
1301 FCT 50N/51N ON
OFF
ON 50N, 51N Ground Time
Overcurrent
1302 50N-2 PICKUP 1A 0.05 .. 35.00 A; ∞ 0.50 A 50N-2 Pickup
5A 0.25 .. 175.00 A; ∞ 2.50 A
1303 50N-2 DELAY 0.00 .. 60.00 sec; ∞ 0.10 sec 50N-2 Time Delay
1304 50N-1 PICKUP 1A 0.05 .. 35.00 A; ∞ 0.20 A 50N-1 Pickup
5A 0.25 .. 175.00 A; ∞ 1.00 A
1305 50N-1 DELAY 0.00 .. 60.00 sec; ∞ 0.50 sec 50N-1 Time Delay
1307 51N PICKUP 1A 0.05 .. 4.00 A 0.20 A 51N Pickup
5A 0.25 .. 20.00 A 1.00 A
1308 51N TIME DIAL 0.05 .. 3.20 sec; ∞ 0.20 sec 51N Time Dial
1309 51N TIME DIAL 0.50 .. 15.00 ; ∞ 5.00 51N Time Dial
1310 51N Drop-out Instantaneous
Disk Emulation
Disk Emulation Drop-Out Characteristic
1311 51N IEC CURVE Normal Inverse
Very Inverse
Extremely Inv.
Long Inverse
Normal Inverse IEC Curve
1312 51N ANSI CURVE Very Inverse
Inverse
Short Inverse
Long Inverse
Moderately Inv.
Extremely Inv.
Definite Inv.
Very Inverse ANSI Curve
Addr. Parameter C Setting Options Default Setting Comments
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Siemens SIPROTEC 7SJ62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7SJ62
Category	Relays
Language	English