Siemens siprotec 7SA6 User Manual

Technical Data
10-457SA6 Manual
C53000-G1176-C156
Thermal measured values Θ
L1
/Θ
TRIP
; Θ
L2
/Θ
TRIP
; Θ
L3
/Θ
TRIP
; Θ/Θ
TRIP
related to tripping temperature rise
Operational measured values
of synchro check U
line
;U
sync
;U
diff
in kV primary
f
line
;f
sync
;f
diff
in Hz;
ϕ
diff
in °
Measured values of earth fault I
Ea
;I
Er
(active and reactive component
detection in non-earthed systems of earth fault current (residual current)
in A primary and mA secondary
Long–term mean value I
L1
dmd; I
L2
dmd; I
L3
dmd; I
1
dmd;
Pdmd; Pdmd Forw, Pdmd Rev;
Qdmd; QdmdForw; QdmdRev;
Sdmd
in primary values
Minimum and maximum values I
L1
;I
L2
;I
L3
;I
1
;I
L1
d; I
L2
d; I
L3
d; I
1
d;
U
L1–E
;U
L2–E
;U
L3–E
;U
1
;
U
L1–L2
;U
L2–L3
;U
L3–L1
;3U
0
;
PForw; PRev; QForw; QRev; S;
Pd; Qd; Sd;
cos
ϕ Pos; cos ϕ Neg; f
in primary values
Remote measured values
for currents I
L1
;I
L2
;I
L3
of remote end
ϕ(I
L1
); ϕ(I
L2
); ϕ(I
L3
)(remote
versus local) in °
Remote measured values
for voltages U
L1
;U
L2
;U
L3
of remote end
ϕ(U
L1
); ϕ(U
L2
); ϕ(U
L3
) (remote
versus local) in°
Analog Outputs
(optional)
Quantity max. 4 (dependent on order variant)
Possible measured values I
L2
;U
L2–L3
;|P|;|Q|in%
Possible fault values fault distance d in % or km/miles;
latest max. fault current
Range 0 mA to 22.5 mA
Output time for fault values 0.10 s to 180.00 s;
∞ (steps 0.01 s)
Operation Event
Log Buffer
Capacity 200 records
Earth Fault
Detection Buffer
(Non-earthed
Systems)
Capacity 8 earth faults with a total sum of max.
200 records
Fault Protocol
(Trip Log Buffer)
Capacity 8 faults with a total sum of max.
600 records
Fault Recording Number of stored fault records max. 8

Siemens siprotec 7SA6 Specifications

General

Brand	Siemens
Model	siprotec 7SA6
Category	Relays
Language	English