Metrological Specifications; 100 A Range (10 Mv/A); 1000 A Range (1 Mv/A) - Chauvin Arnoux PAC 21 Manual De Instrucciones

4.3/ METROLOGICAL SPECIFICATIONS

All the errors are indicated as a % of Vs (value of output voltage)
- output impedance : 100 Ω
- zero adjustment : ± 10 A by automatic step from 25 Vo 40 mA approx.

100 A range (10 mV/A)

I Intrinsic error in the field of reference
Primary current
Accuracy
Graphs of typical relative error: see appendices, page 57, 58.
I Phase error (45...65 Hz)
Primary current
Phase shift
- Rise time from 10 to 90% Vs: ≤ 100 µs
- Fall time from 90 to 10% Vs: ≤ 100 µs
- Output noise: from DC...1 kHz
from DC...5 kHz
from 0.1 Hz...5 kHz ≤ 2.0 mV rms or 0.2 A rms

1000 A range (1 mV/A)

I Intrinsic error in the reference range
Primary current
Accuracy
Graphs of typical relative error: see appendices, page 59, 60.
I Phase error (45...65 Hz)
Primary current
Phase shift
0.5...20 A
≤ 1.5% + 5 mV
10...20 A
≤ 3°
≤ 8 mV or 0.8 A DC
≤ 12 mV or 1.2 A DC
0.5...100 A 100...800 A
≤ 1.5% + 1 mV
10...200 A 200...1000 A
≤ 2°
19
20...100 A 100...150 A
(on DC only)
≤ 1.5% ≤ 2.5%
20...100 A
≤ 2°
800...1000 A AC
800...1400 A DC
800..1400 A peak
≤ 2.5%
≤ 1.5°
≤ 4%