2 iec measurement specifications – Atec California-instruments-iL_Series User Manual

Page 2

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iL Series User Manual

California Instruments

Rev B

55

5.2 IEC Measurement Specifications

(4801iL only)*

Parameter

Range

Accuracy (±)

Frequency

50 / 60 Hz

Current (Low range)

Fundamental

0 - 3.2 A

0.03 % + 3 mA

Harmonics 2 - 49

0.03 % + 2 mA + 0.2%/KHz

Current (High range)

Fundamental

0 - 32 A

0.05 % + 6 mA

Harmonics 2 - 49

0.05 % + 3 mA + 0.2%/KHz

Flicker

Compliant with IEC 868

Flicker perceptibility

Compliant with IEC 868

Reference Impedance

3 % (at 0.4 and 796 H)

Synchronization

< 1 ppm

Current shunt burden

0 Volts

Current harmonic smoothing filter

1.5 sec

Pst Integration time

1, 5, 10 or 15 min

Sample rate

Window width

Acq.

overlap

50 Hz Operation

Rectangular measurement

window

Hanning measurement window

12.8 Khz

8.533 Khz

16 cycles
24 cycles

None

50 %

60 Hz Operation

Rectangular measurement

window

Hanning measurement window

15.360 KHz

7.680 KHz

16 cycles
32 cycles

None

50 %

* Specifications are in % of reading for 4801iL sinewave output with resistive load at
output frequency of 50 or 60 Hz in IEC mode of operation.

Table 36 : IEC Measurement Specifications

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