Settings; Information List - Siemens SIPROTEC 7SK80 Manual

Functions
2.12 Breaker Failure Protection 50BF
2.12.3

Settings

The table indicates region-specific default settings. Column C (configuration) indicates the corresponding sec-
ondary nominal current of the current transformer.
Addr. Parameter
7001 FCT 50BF
7004 Chk BRK CONTACT
7005 TRIP-Timer
7006 50BF PICKUP
7007 50BF PICKUP IE>
2.12.4

Information List

No. Information
1403 >BLOCK 50BF
1431 >50BF ext SRC
1451 50BF OFF
1452 50BF BLOCK
1453 50BF ACTIVE
1456 50BF int Pickup
1457 50BF ext Pickup
1471 50BF TRIP
1480 50BF int TRIP
1481 50BF ext TRIP
204
C Setting Options
OFF
ON
OFF
ON
0.06 .. 60.00 sec; ∞
1A 0.05 .. 20.00 A
5A 0.25 .. 100.00 A
1A 0.05 .. 20.00 A
5A 0.25 .. 100.00 A
Type of In-
formation
SP >BLOCK 50BF
SP >50BF initiated externally
OUT 50BF is switched OFF
OUT 50BF is BLOCKED
OUT 50BF is ACTIVE
OUT 50BF (internal) PICKUP
OUT 50BF (external) PICKUP
OUT 50BF TRIP
OUT 50BF (internal) TRIP
OUT 50BF (external) TRIP
Default Setting
OFF 50BF Breaker Failure Pro-
tection
OFF Check Breaker contacts
0.25 sec TRIP-Timer
0.10 A 50BF Pickup current
threshold
0.50 A
0.10 A 50BF Pickup earth current
threshold
0.50 A
Comments
SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A4, Release date 08.2010
Comments