PROVA 21 - Specifications: AC Current; AC Current Specifications (Model 19, 21, 23)

25
AC Current (Accuracy is of Reading, Auto Range, True RMS, Crest Factor < 4,
CT=1, Max. peak values 880mADC for mA range, 73.5ADC for A range, and
Overload Protection AC 600A)
Model 19,21
Range Resolution Accuracy (50/60Hz)
5, 6
0.5 – 60mA 0.01mA ±0.5% ± 5dgts
60 – 100mA 0.01mA ±0.5% ± 50dgts
100 – 600 mA 0.1 mA ±0.5% ± 5dgts
0.05 – 3 A 0.001 A ±0.5% ± 5dgts
3 – 30 A 0.01 A ±0.5% ± 5dgts
30 – 50 A 0.01 A ±1.0% ± 5dgts
Range Resolution Accuracy (45-1KHz)
5, 6
0.5 – 60mA 0.01mA ±1.5% ± 5dgts
60 – 100mA 0.01mA ±1.5% ± 50dgts
100 – 600 mA 0.1 mA ±1.5% ± 5dgts
0.05 – 3 A 0.001 A ±1.5% ± 5dgts
3 – 30 A 0.01 A ±1.5% ± 5dgts
30 – 50 A 0.01 A ±1.5% ± 5dgts
Model 23
Range Resolution Accuracy (50/60Hz)
5, 6
0.5 – 60mA 0.01mA ±0.5% ± 5dgts
60 – 100mA 0.01mA ±0.5% ± 50dgts
100 – 600 mA 0.1 mA ±0.5% ± 5dgts
0.05 – 3 A 0.001 A ±0.5% ± 5dgts
3 – 30 A 0.01 A ±0.5% ± 5dgts
30 – 90 A 0.01 A ±1.0% ± 5dgts
Range Resolution Accuracy (45-1KHz)
5, 6
0.5 – 60mA 0.01mA ±1.5% ± 5dgts
60 – 100mA 0.01mA ±1.5% ± 50dgts
100 – 600 mA 0.1 mA ±1.5% ± 5dgts
0.05 – 3 A 0.001 A ±1.5% ± 5dgts
3 – 30 A 0.01 A ±1.5% ± 5dgts
30 – 90 A 0.01 A ±1.5% ± 5dgts
5
For CT
≠
1, the accuracy in percentage is the same (±0.5%). But the
additional digits should be multiplied by the CT ratio.