Settings; Information List - Siemens Siprotec 7UM611 Manual

2.7 Definite-Time Overcurrent Protection (I>>, ANSI 50, 51, 67) with Direction Detection
2.7.3

Settings

The table indicates region-specific presettings. Column C (configuration) indicates the
corresponding secondary nominal current of the current transformer.
Addr. Parameter
1301 O/C I>>
1302 I>>
1303 T I>>
1304 Phase Direction
1305 LINE ANGLE
2.7.4

Information List

No. Information
1720 >BLOCK dir.
1721 >BLOCK I>>
1801 I>> Fault L1
1802 I>> Fault L2
1803 I>> Fault L3
1806 I>> forward
1807 I>> backward
1808 I>> picked up
1809 I>> TRIP
1955 I>> OFF
1956 I>> BLOCKED
1957 I>> ACTIVE
7UM61 Manual
C53000-G1176-C127-3
C Setting Options
OFF
ON
Block relay
1A 0.05 .. 20.00 A
5A 0.25 .. 100.00 A
0.00 .. 60.00 sec; ∞
Forward
Reverse
-90 .. 90 °
Type of In-
formation
EM >BLOCK direction I>> stage
EM >BLOCK I>>
AM O/C fault detection stage I>> phase L1
AM O/C fault detection stage I>> phase L2
AM O/C fault detection stage I>> phase L3
AM O/C I>> direction forward
AM O/C I>> direction backward
AM O/C prot. I>> picked up
AM O/C I>> TRIP
AM O/C prot. stage I>> is switched OFF
AM O/C prot. stage I>> is BLOCKED
AM O/C prot. stage I>> is ACTIVE
Default Setting
OFF Overcurrent Time Protec-
tion I>>
4.30 A I>> Pickup
21.50 A
0.10 sec T I>> Time Delay
Reverse Phase Direction
60 °
Line Angle
Comments
Comments
51