1SDH002031A1002 ECN000092998 Rev. B
SACE Tmax XT2
– XT4 | 103
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
Measurement range
(min-max)
Normal operating
range
Accuracy of
detected value
Phase currents
0.03 .. 64 In
IEC61557-12 standard,
tables 20-22
0.5%
(1)
Ground fault current
(2)
0.08 .. 64 In
IEC61557-12 standard,
table 20
0.5%
(1)
Grid frequency
30 .. 80 Hz
(3)
fn ± 10 %
(4)
± 0.02 Hz
Total active and
apparent power
|Pmin ..Pmax|
(5)
IEC61557-12 standard,
tables 8-11-14
1%
(1)
Active and apparent
phase power
|Pmin .. Pmax|
(5)
IEC61557-12 standard,
tables 8-11-14
1%
(1)
Total active and
apparent energy
1 kWh .. 2 TWh;
1 kVARh .. 2 TVARh;
1 kVAh .. 2 TVAh
IEC61557-12 standard,
tables 8-11-14
1%
(1)
Power Factor
0.5 .. 1
IEC61557-12 standard,
table 27
1%
(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
Functional
characteristics
The measurement performance of the
Class 1 Power & Energy Metering
package are
guaranteed in the following conditions (from table 43 of the IEC61557-12 standard):
Feature
Value
Measurement device classification (PMD)
according to chapter 4.3 of the standard
PMD-DD
Temperature
Operating: T= -25 °C .. +70 °C;
Storage: T = -30 °C .. +70 °C;
Class: K70
Humidity and altitude
Relative humidity up to 90% without
condensation; from 0 to 2000 meters
Performance class for power and active energy
1
Information page
The
Class 1 Power & Energy Metering
package activates the information page
IEC61557-12
,
which can be viewed in the
Information
menu (page
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)
Summary of Contents for SACE Tmax XT2
Page 84: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 84 L curve Ekip M Touch S curve t k I2 ...
Page 86: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 86 G curve t k I2 G curve t k ...
Page 87: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 87 IU curve UV curve UV2 curve ...
Page 88: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 88 OV curve OV2 curve VU curve ...
Page 89: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 89 S V curve S2 V curve RV curve ...
Page 90: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 90 UF curve UF2 curve OF curve OF2 curve ...
Page 91: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 91 RP curve D curve ...
Page 92: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 92 OQ curve OP curve ...
Page 93: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 93 UP curve RQ curve ...
Page 94: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 94 ROCOF curve R JAM curve R STALL ...
Page 95: ...1SDH002031A1002 ECN000092998 Rev B SACE Tmax XT2 XT4 95 UC curve ...
