Siemens recommends setting this time to 0 s so that it has no effect.
Settings
6.7.7.3
Addr.
General
_:1
_:2
_:119
_:8
_:118
_:120
_:10
_:26
_:27
_:3
_:6
_:113
_:114
_:116
_:115
Dyn.s: AR off/n.rdy
_:28
_:35
Dyn.set: AR cycle 1
_:29
_:36
SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017
Parameter
C
Log.-inv.-T #:Mode
Log.-inv.-T #:Operate &
flt.rec. blocked
Log.-inv.-T #:Directional
mode
Log.-inv.-T #:Method of
measurement
Log.-inv.-T #:Directional
comparison
Log.-inv.-T #:Release via
input signal
Log.-inv.-T #:Blk. by
meas.-volt. failure
Log.-inv.-T #:Dynamic
settings
Log.-inv.-T #:Blk. w.
inrush curr. detect.
Log.-inv.-T #:Threshold
1 A @ 100 Irated 0.030 A to 35.000 A
5 A @ 100 Irated 0.15 A to 175.00 A
1 A @ 50 Irated
5 A @ 50 Irated
1 A @ 1.6 Irated
5 A @ 1.6 Irated
Log.-inv.-T #:Time dial
Log.-inv.-T #:Min. time
of the curve
Log.-inv.-T #:Max. time
of the curve
Log.-inv.-T #:Threshold
multiplier
Log.-inv.-T #:Additional
time delay
Log.-inv.-T #:Effect. by
AR off/n.ready
Log.-inv.-T #:Stage
blocked
Log.-inv.-T #:Effected by
AR cycle 1
Log.-inv.-T #:Stage
blocked
Protection and Automation Functions
6.7 Directional Overcurrent Protection, Ground
Setting Options
•
off
•
on
•
test
•
no
•
yes
•
forward
•
reverse
•
fundamental comp.
•
RMS value
•
no
•
yes
•
no
•
yes
•
no
•
yes
•
no
•
yes
•
no
•
yes
0.030 A to 35.000 A
0.15 A to 175.00 A
0.001 A to 1.600 A
0.005 A to 8.000 A
0.000 s to 60.000 s
0.000 s to 60.000 s
0.000 s to 60.000 s
1.00 to 4.00
0.000 s to 60.000 s
•
no
•
yes
•
no
•
yes
•
no
•
yes
•
no
•
yes
Default Setting
off
no
forward
fundamental
comp.
no
no
yes
no
no
1.200 A
6.00 A
1.200 A
6.00 A
1.200 A
6.000 A
1.250 s
1.200 s
5.800 s
1.10
0.000 s
no
no
no
no
473