Siemens SIPROTEC 5 - Broken-Wire Detection; Current-Balance Supervision; Current-Sum Supervision

Broken-Wire Detection
Setting Values
Value Setting Range Increment
Mode of blocking Blocking
Automatic blocking
No blocking
-
Delta value for autoblock
0.004 I/I
rated
to 5.000 I/I
rated
0.001
Current-Balance Supervision
Setting Values
Release threshold I
rated
= 1 A 0.030 A to 35.000 A Increments of 0.001 A
I
rated
= 5 A 0.15 A to 175.00 A Increments of 0.01 A
Threshold min/max 0.10 to 0.95 Increments of 0.01
Delay failure indication 0.00 s to 100.00 s Increments of 0.01 s
Dropout Ratio
Overcurrent dropout ratio Approx. 0.97
Undercurrent dropout ratio Approx. 1.05
Times
Tripping time
Approx. 500 ms
Dropout time Approx. 500 ms
Current-Sum Supervision
Setting Values
Slope factor
0.00 to 0.95 Increments of 0.01
Threshold 1 A @ 50
and100 Irated
0.030 A to 10.000 A Increments of 0.001 A
5 A @ 50
and100 Irated
0.15 A to 50.00 A Increments 0.01 A
1 A @ 1.6 Irated 0.001 A to 1.600 A Increments of 0.001 A
5 A @ 1.6 Irated 0.005 A to 8.000 A Increments of 0.001 A
Delay failure indication 0.00 s to 100.00 s Increments of 0.01 s
Dropout Ratio
Dropout ratio
Approx. 0.97
Times
Tripping time
Approx. 500 ms
Dropout time Approx. 500 ms
11.5.4
11.5.5
11.5.6
Technical Data
11.5 Supervision Functions
442 SIPROTEC 5, Fault Recorder, Manual
C53000-G5040-C018-5, Edition 11.2017