Settings For Directional Phase Overcurrent Protection - Siemens SIPROTEC 7SJ62 Instruction Manual

Functions
6.3.2.2

Settings for Directional Phase Overcurrent Protection

Addr. LCD-Text
1501 FCT 67/67-TOC
1502 67-2 PICKUP
1503 67-2 DELAY
1504 67-1 PICKUP
1505 67-1 DELAY
1507 67-TOC PICKUP
1508 67 TIME DIAL
1509 67 TIME DIAL
1510 67-TOC Drop-out Instantaneous
1511 67-IEC CURVE
1512 67-ANSI CURVE
1513 MANUALCLOSE-
MODE
1514 67 active
6-54
In the list below, the setting ranges and default setting values for the pickup currents
are for a device with a nominal current rating I
= 1 A, divide the Setting Options values and default setting values by 5. Consider the
current transformer ratios when setting the device with primary values.
Setting Options Default Setting
ON OFF
OFF
0.50 ~ 175.00 A 10.00 A
0.00 ~ 60.00 sec 0.10 sec
0.50 ~ 175.00 A 5.00 A
0.00 ~ 60.00 sec 0.50 sec
0.50 ~ 20.00 A 5.00 A
0.05 ~ 3.20 sec 0.50 sec
0.50 ~ 15.00 5.00 sec
Disk Emulation
Disk Emulation
Normal Inverse Normal Inverse
Very Inverse
Extremely Inverse
Long Inverse
Very Inverse Very Inverse
Inverse
Short Inverse
Long Inverse
Moderately Inverse
Extremely Inverse
Definite Inverse
67-2 Instantaneously 67-2 Instanta-
67-1 Instantaneously neously
67-TOC Instanta-
neously
Inactive
Always Always
with 79 active
= 5 A. For a nominal current rating I
N
Comments
Directional overcurrent protec-
tion enabling
Pickup setting of the 67-2 ele-
ment
Delay setting of the 67-2 ele-
ment
Pickup setting of the 67-1 ele-
ment
Delay setting of the 67-1 ele-
ment
Pickup setting of the 67-TOC el-
ement
Time multiplier T Ip, User De-
fined, IEC
Time dial setting, ANSI
Characteristics of 67-TOC drop-
out
Characteristic curve (IEC)
Characteristic curve (ANSI)
Selection of high speed tripping
element when manual closing
feature is used
Criteria for operation of 67-2 ele-
ment
N
Configuration
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X
X X X
X
X X
X
X
X
X
X
X
X
X
X
X
X
X X X X X
X X X X X
7SJ62 Manual
C53000-G1140-C121-1