Additional Functions - Siemens SIPROTEC 7SJ62 Manual

Technical Data

4.25 Additional Functions

4.25 Additional Functions
Operational Measured Values
Currents
; I ; I
I
A B C
Positive sequence component I
Negative sequence component I
I or 3I0
N
Voltages (phase-to-ground)
V , V , V
A-N B-N C-N
Voltages (phase-to-phase)
V , V , V
A-B B-C C-A
V or V
GND 0
Positive sequence componentV
Negative sequence componentV
S, apparent power
P, Active power
Q, reactive power
cos ϕ, power factor
Frequencies f
Temperature overload protection
Θ /Θ
Trip
Temperature
restart inhibit
Θ
/Θ
L L Trip
Restart threshold
Θ
/Θ
Restart R Trip
Inhibit time T
Reclose
532
in A (kA) primary and in A secondary or in % I
1
2
Range 10 % to 200 % I
1)
tolerance 1 % of measured value, or 0.5 % I
in kV primary, in V secondary or in % V
, V
SYN
1
2
Range 10 % to 120 % of V
1)
tolerance 1 % of measured value or 0.5 % V
in kVAr (MVAR or GVAR) primary and in % of S
Range 0 % to 120 % S
1)
tolerance 1 % of S
for V/V
with sign, total and phase-segregated in kW (MW or GW) primary and
in % S
Range 0 % to 120 % S
1)
tolerance 1 % of S
for V/V
with S
with sign, total and phase-segregated in kVAr (MVAr or GVAr) primary
and in % S
Range 0 % to 120 % S
1)
tolerance 1 % of S
for V/V
with S
total and phase-segregated
Range –1 to +1
1 % for | cos ϕ | ≥ 0.707
1)
tolerance
in Hz
Range f
Nom
1)
tolerance 20 mHz
in %.
Range 0 % to 400 %
1)
tolerance 5 % class accuracy acc. to IEC 60255-8
in %.
Range 0 % to 400 %
1)
tolerance 5 % class accuracy acc. to IEC 60255-8
in %.
in min
Nom
Nom
Nom
Nom
and I/I = 50 to 120 %
Nom Nom
Nom
Nom
Nom
= 50 to 120 % and | cos ϕ | = 0.707 to 1
and I/I
Nom Nom
=√3 · V · I
Nom Nom Nom
Nom
Nom
Nom
= 50 to 120 % and | sin ϕ | = 0.707 to 1
and I/I
Nom Nom
= √3· V
· I
Nom Nom Nom
± 5 Hz
C53000-G1140-C207-2, Release date 01.2008
N
Nom
N
Nom
Nom
SIPROTEC, 7SJ62/64, Manual