Siemens siprotec 7SA6 User Manual

Technical Data
10-397SA6 Manual
C53000-G1176-C133-1
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
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 30.00 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
Total storage period max. 5 s for each fault
approx. 15 s totally
Sampling rate at f
N
= 50 Hz 1 ms
Sampling rate at f
N
= 60 Hz 0.83 ms
Statistics Number of trip events caused by pole segregated
7SA6
Total of interrupted currents
caused by 7SA6 pole segregated
Real Time Clock
and Buffer Battery
Resolution for operational events 1 ms
Resolution for fault events 1 ms
Buffer battery 3 V/1 Ah, type CR 1/2 AA
self-discharging time approx. 10 years

Siemens siprotec 7SA6 Specifications

General

Brand	Siemens
Model	siprotec 7SA6
Category	Relays
Language	English