Ekip Touch - Measurements; Standard Measurements - ABB SACE Emax 2 Series Operating Instructions Manual

Ekip Touch - Measurements

1 - Standard Measurements

Instantaneous currents The instantaneous currents, available in the Measurements pages, are real time measurements of the
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List The Standard measurements are:
Parameter
Instantaneous currents
Events
Trip
Min-Max
measurements
Maintenance
Operation counters
phase and earth fault currents expressed in root mean square value; the monitor time and performance
depend on the rated current defined by the Rating plug (In):
Measurement
Phase currents
(4)
Internal earth fault current
External earth fault current
Residual current
(2) (5)
the accuracies refer to normal operating ranges, as established by IEC 61557-12
(1)
available with LSIG versions
(2)
(3) accuracies based on Ekip Touch without Class 1 Power & Energy Metering package; if the Class 1
Power & Energy Metering package is present and for all other trip unit models, check the indicated
performance values from page 120
the higher phase currents are also available in the Histograms, Measuring instruments and
(4)
Measurement summary pages
available by activating the presence of toroid S.G.R or Rc
(5)
Special representations
Type of measure-
ment
Internal earth fault and
phase currents
External earth fault
current
Residual current
Description
Phase current and earth fault measurements in
real time
List of events, status changes, alarms, recorded
by the Trip unit
List of current protection trips (TRIP)
History of minimum and maximum currents,
recorded at a settable interval
CB status: contact wear and last maintenance
Number of mechanical and electrical operations 116
Monitor time
(min-max)
0,004 ÷ 64 In
0,08 ÷ 64 In
(2)
0,08 ÷ 4 In
(2) (4)
2 ÷ 32 A
Measurement < min Measurement > max
value value
. . . . [64 In]
. . . . > [4 In toroid]
. . . . > 32 A
ABB | SACE Emax 2
Page
113
113
113
115
116
Normal operating Accuracy of value
range read
0,2 ÷ 1,2 In 1%
(3)
0,2 ÷ 1,2 In 2 %
(3)
0,2 ÷ 1,2 In 2 %
5 %
"_ _ _" displayed:
(not available) due to
Sensors disconnected
(1)
Toroid not activated
and/or disconnected
Toroid not activated
and/or disconnected
Ekip Touch - Measurements
1 - Standard Measurements
(1)