Siemens SIPROTEC 4 7SJ61 Manual page 338

Technical Data
4.20 Auxiliary Functions
Motor start-up data:
- Start-up time
- Start-up current (primary)
- Start-up voltage (primary)
Operating Hours Counter
Display Range
Criterion
Circuit Breaker Maintenance
Calculation methods
Acquisition/conditioning of measured values
Evaluation
Number of saved statistic values
Trip Circuit Supervision
With one or two binary inputs
Commissioning Aids
- Phase rotation field check
- Operational measured values
- Circuit breaker test by means of control function
- Creation of a test measurement report
Clock
Time Synchronization
Operating Modes for Time Tracking
No. Operating Mode
1 Internal
2 IEC 60870-5-103
3 PROFIBUS FMS
4 Time signal IRIG B
5 Time signal DCF77
6 Time signal Sync.-Box
7 Pulse via binary input
8 Fieldbus (DNP (serial or DNP3 TCP,
Modbus, IEC 60870-5-103 redundant)
9 SNTP (IEC 61850, DNP3 TCP,
PROFINET IO)
Setting Group Change Option of the Functional Settings
Number of Available Setting Groups
338
of the last 5 start-ups
0.30 s to 9999.99 s
0 A bis 1000 kA
0 V bis 100 kV
Up to 7 digits
Overshoot of an adjustable current threshold (element
50-1, BkrClosed I MIN)
on true r.m.s value basis: ΣΙ, ΣΙ
on instantaneous value basis: Ι
phase-selective
one threshold per subfunction
up to 13 digits
DCF 77/ IRIG B-Signal
Binary Input
Communication
Explanations
Internal synchronization using RTC (presetting)
External synchronization using system interface (IEC
60870-5-103)
External synchronization using PROFIBUS-Schnittstelle
External synchronization using IRIG B
External synchronization using DCF 77
External synchronization via the time signal SIMEAS-
Synch.Box
External synchronization with pulse via binary input
External synchronization using field bus
External synchronization using system interface (IEC
61850)
4 (parameter group A, B, C and D)
Resolution 10 ms
Resolution 1 A
Resolution 1 V
x , 2P;
2 t
SIPROTEC 4, 7SJ61, Manual
C53000-G1140-C210-6, Edition 05.2016