EasyManua.ls Logo

Siemens SIPROTEC 7SJ61 - Additional Functions

Siemens SIPROTEC 7SJ61
454 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
Technical Data
4.20 Additional Functions
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
361
4.20 Additional Functions
Operational Measured Values
1)
At nominal frequency
Long-Term Averages
Min / Max Report
Currents
I
A
; I
B
; I
C
Positive sequence component I
1
Negative sequence component I
2
I
N
or 3I
0
in A (kA) primary and in A secondary or in % I
Nom
Range
Tolerance
1)
10 % to 200 % I
Nom
1 % of measured value or 0.5 % I
Nom
Temperature Overload Protection
Θ /Θ
Trip
in %.
Range
Tolerance
1)
0 % to 400 %
5% class accuracy per IEC 60255-8
Temperature Restart Inhibit
Θ
L
/Θ
L Trip
in %.
Range
Tolerance
1)
0 % to 400 %
5% class accuracy per IEC 60255-8
Restart Threshold
Θ
Restart
/Θ
L Trip
in %.
Reclose time T
Reclose
in min
RMS Current Value of Sensitive
Ground Fault Detection
I
Ns
in A (kA) primary and in mA secondary
Range
Tolerance
1)
0mA to 1600mA
2 % of measured value or 1 mA
RTD-Box See section „RTD-Boxes for Temperature Detection“
Time Window 5, 15, 30 or 60 minutes
Frequency of Updates Adjustable
Long-Term Averages
I
Admd
; I
Bdmd
; I
Cdmd
; I
1dmd
in A; kA
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 )
Manual Reset Using binary input
Using keypad
Using communication
Min/Max Values I
A
; I
B
; I
C
;
I
1
(positive sequence component)
Min/Max Values of the Overload Protection Θ/Θ
Trip
Min/Max Values of Averages I
Admd
; I
Bdmd
; I
Cdmd
;
I
1dmd
(positive sequence component);

Table of Contents

Other manuals for Siemens SIPROTEC 7SJ61

Related product manuals