Settings - Siemens Siprotec 7UM611 Manual

2 Functions
The following figure illustrates the course of events during an unwanted connection at
machine standstill and, contrast to this, during a voltage collapse on short circuit close
to generator terminals.
Figure 2-61

2.27.3 Settings

The table indicates region-specific presettings. Column C (configuration) indicates the
corresponding secondary nominal current of the current transformer.
Addr. Parameter
7101 INADVERT. EN.
7102 I STAGE
7103 RELEASE U1<
7104 PICK UP T U1<
7105 DROP OUT T U1<
164
Chronological Sequences of the Inadvertent Energizing Protection
C Setting Options
OFF
ON
Block relay
0.1 .. 20.0 A; ∞
1A
0.5 .. 100.0 A; ∞
5A
10.0 .. 125.0 V; 0
0.00 .. 60.00 sec; ∞
0.00 .. 60.00 sec; ∞
Default Setting
OFF Inadvertent Energisation
0.3 A I Stage Pickup
1.5 A
50.0 V Release Threshold U1<
5.00 sec Pickup Time Delay T U1<
1.00 sec Drop Out Time Delay T
U1<
Comments
7UM61 Manual
C53000-G1176-C127-3