Siemens SIPROTEC 7UM62 User Manual

Technical Data
4.37 Additional Functions
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
521
Fault Recording
Energy Counter
Statistics
Operating Hours Counter
Trip Circuit Supervision
Commissioning Aids
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 ad-
justable
Sampling grid for 50 Hz
Sampling grid for 60 Hz
1 sample/1.25 ms
1 sample/1.04 ms
Channels u
L1
, u
L2
, u
L3
, u
E
, i
L1
,
S1
, i
L2,S1
, i
L3,S1
, i
EE1
,
i
L1, S2
, i
L2,S2
, i
L3,S2
, i
EE
, I
Diff-L1
, I
Diff-L2
, I
Diff-L3
, I
Stab-L1
, I
Stab-L2
,
I
Stab-L3
, u= or i= of the three measuring transducers TD
rms values:
Recording Time total 80 s
Pre-event and post-event recording and memory time ad-
justable
grid for 50 Hz
grid for 60 Hz
1 sample/20 ms
1 sample/16.67 ms
Channels U
1
, U
G
, I
1
, I
2
, I
Ns1
, I
Ns2
, P, Q, ϕ, R, X, f-f
Nom
Four-Quadrant Meter W
P+
, W
P–
, W
Q+
, W
Q–
Tolerance 1 %
Stored Number of Trips up to 9 digits
accumulated Interrupted Current Up to 4 digits (kA) per pole
Display Range up to 6 digits
Criterion Overshoot of an adjustable current threshold (CB I>)
Number of monitorable circuits 1
with one or two binary inputs
Phase Rotation Field Check
Operational measured values
Switching device test
Creation of a Test Measurement Report

Siemens SIPROTEC 7UM62 Specifications

General

Brand	Siemens
Model	SIPROTEC 7UM62
Category	Protection Device
Language	English