Class 1 Power & Energy Metering - ABB SACE Emax 2 Series Operating Instructions Manual

3 - Class 1 Power & Energy Metering
List and performance Presence of the Class 1 Power & Energy Metering package allows higher measuring accuracy to be
Functional characteristics The measuring performance of the Class 1 Power & Energy Metering package is guaranteed in the
Information page Presence of the Class 1 Power & Energy Metering package activates the IEC 61557-12 information page,
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obtained for the following quantities:
Measurement
Phase currents
(6) (8)
Internal earth fault current
(2)
Line frequency
Total active and apparent
power (7)
Active and apparent phase
power
Total active and apparent
energy
Power factor
the accuracy values refer to the normal operating intervals and conditions established by IEC
(1)
61557-12, for each quantity and class declared
available with LSIG versions
(2)
available for voltage values of over 30 V (with Un < 277 V) or 60 V (with Un ≥ 277 V)
(3)
(4) 47 ÷ 55 Hz with fn = 50 Hz; 54 ÷ 66 Hz with fn = 60 Hz
Pmin = 0,0625 In x 5 V; Pmax= 3 x 16 In x 900 V
(5)
the higher phase currents are also available in the Histograms, Measuring instruments and
(6)
Measurement summary pages
the higher total powers are also available in the Measuring instruments and Measurement
(7)
summary pages
internal phase current; in the presence of an external Neutral, the accuracy of current Ne is 1%
(8)
following conditions (from table 43 of standard IEC 61557-12):
Characteristic
Power supply
Classification of performance measuring
and monitoring device (PMD) in accordance
with chapter 4.3 of the standard
Temperature
humidity and altitude
Performance class for active energy and
power
which can be consulted in the About menu
Figure 29
The page shows the activation state of the Class 1 Power & Energy Metering package ( Activated /
Deactivated ) and the serial numbers of certain accessories installed on the CB for the specific purpose of
conforming to the characteristics of the package (electronic units and internal current sensors)
Monitor time (min-max) Normal operating range
Standard IEC 61557-12,
0,004 ÷ 64 In
tables 20-22
Standard IEC 61557-12,
0,08 ÷ 64 In
table 20
30 ÷ 80 Hz fn ± 10 %
(3)
Standard IEC 61557-12,
|Pmin ÷ Pmax| (5)
tables 8-11-14
Standard IEC 61557-12,
|Pmin ÷ Pmax|
(5)
tables 8-11-14
1 kWh ÷ 2 TWh; 1 kVARh ÷ 2 Standard IEC 61557-12,
TVARh; 1 kVAh ÷ 2 TVAh tables 8-11-14
Standard IEC 61557-12,
0,5 ÷ 1
table 27
Value
Vaux auxiliary power supply
PMD-DD
Operating: T= -25°C to +70°C; Storage: T = -30°C to
+70°C; Class: K70
Up to 90% relative humidity without condensation;
From 0 to 2000 meters
1
ABB | SACE Emax 2
Accuracy of
read value
0,5 %
(1)
0,5 %
(1)
± 0,02 Hz
(4)
1 % (1)
1 %
(1)
1 %
(1)
1%
(1)
Ekip Touch - Measurements
3 - Class 1 Power & Energy Metering