4 Technical Data
340
7UM61 Manual
C53000-G1176-C127-3
Fault Logging
Time Allocation
Fault Recording
Energy Meter
Statistics
Operating Hours Counter
Voltage Phase Sequence Clockwise/ counter-clockwise phase sequence
I
L
< limit value I
L
<
configurable using CFC
Indications memory for the last 8 fault cases (max. 600 indications)
Resolution for Event Log (Operational Indi-
cations)
1 ms
Resolution for Fault Log (Fault Indications) 1 ms
Maximum Time Deviation (Internal Clock) 0.01 %
Battery Lithium battery 3 V/1 Ah, type CR 1/2 AA
Message "Battery fault" for insufficient battery
charge
maximum 8 fault records saved by buffer battery also through auxiliary voltage failure
Instantaneous Values:
Recording Time total 5 s
Pre-event and post-event recording and memory
time adjustable
Scanning Rate with 50 Hz
Scanning Rate with 60 Hz
1 sample/1.25 ms each
1 sample/1.04 ms each
Channels u
L1
, u
L2
, u
L3
, u
E
, i
L1
, i
L2
, i
L3
, i
EE
rms values:
Recording Time total 80 s
Pre-event and post-event recording and memory
time adjustable
Scanning Rate with 50 Hz
Scanning Rate with 60 Hz
1 sample/20 ms
1 sample/16.67 ms
Channels U
1
, U
E
, I
1
, I
2
, I
EE
, P, Q, ϕ, R, X, f–f
N
Four-Quadrant Meter W
P+
, W
P–
, W
Q+
, W
Q–
Tole r ance 1 %
Stored Number of Trips up to 9 digits
accumulated Interrupted Current up to 4 digits separate per breaker pole
Display Range up to 6 digits
Criterion Overshoot of an adjustable current threshold (CB
I>)
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