Siemens SIPROTEC 4 7SJ61 - Auxiliary Functions

Auxiliary Functions
Operational Measured Values
Currents
Ι
A
; Ι
B
; Ι
C
Positive sequence component Ι
1
Negative sequence component Ι
2
Ι
N
bzw. 3Ι
0
in A (kA) primary and in A secondary or in% Ι
Nom
Range
Tolerance
1)
10 % to 200 % Ι
Nom
1 % of measured value or 0.5 % Ι
Nom
Temperature Overload Protection
Θ /Θ
TRIP
in %
Range
Tolerance
1)
0 % bis 400 %
5 % class accuracy per IEC 60255-8
Temperature Restart Inhibit
Θ
R
/Θ
R TRIP
in %
Range
Tolerance
1)
0 % bis 400 %
5 % class accuracy per IEC 60255-8
Restart Threshold
Θ
Restart
/Θ
R TRIP
in %
Reclose timeT
Reclose
in min
RMS Current Value of Sensitive
Ground Fault Detection
Ι
Ns
in A (kA) primary and in mA secondary
Range
Tolerance
1)
0 mA to 1600 mA
2 % of measured value or 1 mA
RTD-Box See section “RTD-Boxes for Temperature Detection”
1)
At nominal frequency
Long-Term Averages
Time Window
5, 15, 30 or 60 minutes
Frequency of Updates adjustable
Long-Term Averages Cuttents
Ι
Admd
; Ι
Bdmd
; Ι
Cdmd
; Ι
1dmd
in A (kA)
Min / Max Report
Report of Measured Values
with date and time
Reset automatic Time of day adjustable (in minutes, 0 to 1439 min) Time
frame and starting time adjustable (in days, 1 to 365 days,
and ∞)
Reset manual using binary input
using keypad
using communication
Min/Max Values
Ι
A
; Ι
B
; Ι
C
;
Ι
1
(positive sequence component)
4.20
Technical Data
4.20 Auxiliary Functions
336 SIPROTEC 4, 7SJ61, Manual
C53000-G1140-C210-6, Edition 05.2016