Settings - Siemens 6MD85 Manual

IN Measured
3I0 Calculated
7.5.3.3

Settings

Addr.
General
_:2311:9
SIPROTEC 5, High-Voltage Bay Controller, Manual
C53000-G5040-C015-9, Edition 11.2017
The function operates with the measured ground current IN. This is the
recommended setting unless there is a specific reason to use the calculated
zero-sequence current 3I0.
The function operates with the calculated zero sequence current 3I0. This
setting option can be used when applying a redundant 50N/51N function for
safety reasons.
Parameter C
General:Measured
value
Protection and Automation Functions
7.5 Overcurrent Protection, Ground
Setting Options
•
3I0 calculated
•
IN measured
Default Setting
IN measured
637