Class 1 Power & Energy Metering - ABB SACE Tmax XT2 User Manual

28 - Class 1 Power & Energy Metering
List and actions The Class 1 Power & Energy Metering package allows obtaining higher measurement accuracy
for the following dimensions:
Measurement
Phase currents
Ground fault current
Grid frequency
Total active and
apparent power
Active and apparent
phase power
Total active and
apparent energy
Power Factor
Functional The measurement performance of the Class 1 Power & Energy Metering package are
characteristics guaranteed in the following conditions (from table 43 of the IEC61557-12 standard):
Feature
Measurement device classification (PMD)
according to chapter 4.3 of the standard
Temperature
Humidity and altitude
Performance class for power and active energy
Information page The Class 1 Power & Energy Metering package activates the information page IEC61557-12,
which can be viewed in the Information menu (page 30).
The page shows the activation status of the Class 1 Power & Energy Metering package
(Active/Inactive) and the serial numbers of some accessories mounted on the CB specifically to
respond to the characteristics of the package (assembly of electronic units and internal current
sensors)
1SDH002031A1002 ECN000092998
Measurement range
(min-max)
0.03 .. 64 In
(2)
0.08 .. 64 In
30 .. 80 Hz
|Pmin ..Pmax|
|Pmin .. Pmax|
1 kWh .. 2 TWh;
1 kVARh .. 2 TVARh;
1 kVAh .. 2 TVAh
0.5 .. 1
NOTES:
(1) accuracy refers to normal operating ranges and conditions according to IEC
61557-12, for each declared dimension and class
(2) Available with LSIG versions
(3) Available for voltages greater than 30 V (with Un < 277 V) or 60 V (with Un
277 V)
(4) 45 .. 55 Hz with fn = 50 Hz; 54 .. 66 Hz with fn = 60 Hz
(5) Pmin = 0.5 In x 5 V; Pmax = 3 x 16 In x 690 V
Rev. B
Normal operating
range
IEC61557-12 standard,
tables 20-22
IEC61557-12 standard,
table 20
(3) (4)
fn ± 10 %
IEC61557-12 standard,
(5)
tables 8-11-14
IEC61557-12 standard,
(5)
tables 8-11-14
IEC61557-12 standard,
tables 8-11-14
IEC61557-12 standard,
table 27
Value
PMD-DD
Operating: T= -25 °C .. +70 °C;
Storage: T = -30 °C .. +70 °C;
Class: K70
Relative humidity up to 90% without
condensation; from 0 to 2000 meters
1
Accuracy of
detected value
(1)
0.5%
(1)
0.5%
± 0.02 Hz
(1)
1%
(1)
1%
(1)
1%
1% (1)
SACE Tmax XT2 – XT4 | 103
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