Siemens SENTRON PAC3120 Manual page 99

Measuring accuracy
Applied standards:
● IEC 61557-12
● IEC 62053-21
● IEC 62053-22
● IEC 62053-23
Measuring accuracy
Measured variable
Voltage
Current
Apparent power
Active power
Reactive power
Total apparent power over all phases
Total active power over all phases
Total reactive power VAR1 over all phases
Cumulated active power
Cumulated reactive power
Total power factor
Line frequency
Active energy
Reactive energy
THD
When measuring on external current transformers or voltage transformers, the accuracy of
the measurement depends on the quality of the transformers.
Supply voltage
Supply voltage
Wide-range AC/DC power supply unit
Extra-low voltage DC power supply unit Rated range PAC3220
Overvoltage category
PAC3120 and PAC3220
Equipment Manual, 10/2019, L1V30425208F-01
Rated range PAC3220
Rated range PAC3120
Rated range PAC3120
Technical data
10.1 Technical data
Accuracy class acc. to IEC 61557-12
0.2
0.2
0.5
0.5
1
0.5
0.5
1
0.5
1
0.5
0.05
0.5
2
5
100 ... 250 V AC/DC ± 10 %, 50/60 Hz
8 VA
100 ... 250 V AC/DC ± 10 %, 50/60 Hz
4 VA
24 ... 60 V DC ± 20 % 8 VA
24 ... 60 V DC ± 20 % 4 VA
OVC III
97