Siemens SIPROTEC 4, User Manual

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Fault Recording
max. 8 fault records saved by buffer battery also in the event of auxiliary voltage failure
Recording Time
Total 20 s
Pre-event and post-event recording and memory time adjust-
able
Probing 16 samples (instantaneous values) per cycle
Energy Counter
Meter Values for Energy
Wp, Wq (real and reactive energy) in kWh (MWh or GWh) or in kVARh (MVARh or GVARh)
Range
Tolerance 1)
28 Bit or 0 to 2 68 435 455 decimal for IEC 60870-5-103 (VDEW
protocol)
31 Bit or 0 to 2 147 483 647 for other protocols (other than
VDEW)
≤ 2 % for
Ι
> 0.1
Ι
N
, V > 0.1 V
N
and
| cos φ | ≥ 0.707
1) at nominal frequency
Switching Statistics
Saved Number of Trips up to 9 digits
Number of Automatic Reclosing Commands
(segregated according to 1st and ≥ 2nd cycle) up to 9 digits
Accumulated Interrupted Current (segregated
according to pole) up to 4 digits
Motor Statistics
Total number of motor startups 0 to 9999 Resolution 1
Total operating time 0 to 99999 h Resolution 1 h
Total down-time 0 to 99999 h Resolution 1 h
Ratio operating time / down-time 0 to 100 % Resolution 0,1 %
Active energy and reactive energy (see Operational Measured Values)
Motor start-up data:
- Start-up time
- Start-up current (primary)
- Start-up voltage (primary) of the last 5 start-ups
0.30 s to 9999.99 s
0 A bis 1000 kA
0 V bis 100 kV
Resolution 10 ms
Resolution 1 A
Resolution 1 V
Operating Hours Counter
Display Range Up to 7 digits
Criterion Overshoot of an adjustable current threshold (element
50-1, BkrClosed I MIN)
Circuit Breaker Maintenance
Calculation methods
on true r.m.s value basis: Σ Ι , Σ Ι x , 2P;
on instantaneous value basis:
Ι
2 t
Acquisition/conditioning of measured values phase-selective
Evaluation one threshold per subfunction
Number of saved statistic values up to 13 digits
Technical Data
4.27 Additional Functions
SIPROTEC 4, 7SJ62/64, Manual 513
C53000-G1140-C207-8, Edition 08.2016