Maximum Time Deviation (Internal Clock) 0.01 %
Battery Lithium battery 3 V/1 Ah, type CR 1/2 AA
"Flt. Battery" on low
battery charge
Fault Recording
Number of fault records Maximum 8 fault records saved by buffer battery also
through auxiliary voltage failure
Instantaneous values:
Recording time total 10 s
Pre-event and post-event recording and memory time
adjustable
Sampling grid at 50 Hz
Sampling grid at 60 Hz
1 sample/1 ms
1 sample/0.83 ms
Channels U
a
, U
b
, U
c
, U
d
, U
e
, U
f
U
d
– U
a
U
e
– U
b
U
f
– U
e
ΔU
Δf
Δα
RMS values:
Recording time total 100 s
Pre-event and post-event recording and memory time
adjustable
Sampling grid at 50 Hz
Sampling grid at 60 Hz
1 ample/10 ms
1 ample/8.33 ms
Channels U1, U2, f1, f2, ΔU, Δf and Δα
Statistics
Stored number of trips via protection
up to 9 digits
Number of closures up to 9 digits
Operating Hours Counter
Criterion
Countering up to 6 digits
Commissioning Aids
Phase rotation field check
Operational measured values
Switching device test
Creation of a test measurement report
Clock
Time Synchronization
DCF 77/ IRIG B-Signal
Binary Inputs
Communication
Technical Data
4.12 Auxiliary Functions
218 SIPROTEC 4, 7VE61 and 7VE63, Manual
C53000-G1176-C163-3, Edition 10.2017
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