Electric Arc Furnace Analyzer


Technical specification:

Voltage inputs:

Voltage channels:     4 differential inputs

Chanel input level:   0-275 V AC RMS

Resolution:             14 bit (84dB)

Basic sampling rate: 256 samples/cycle

Input impedance:     2 M ohm

Bandwith :             3.2 kHz

Accuracy:              IEC 61000-4-30 Class A (0.1%)

Current inputs:

Current channels:     4 differential inputs

Current input level:   0-6 A RMS

Resolution:             14 bit (84dB)

Basic sampling rate: 256 samples/cycle

Input impedance:    < 5 m ohm

Bandwith :             3.2 kHz

Accuracy:              IEC 61000-4-30 Class A (0.1%)

Measured parameters:

Voltage, Current, Frequency, power (active, reactive, apparent), energy (active, reactive, apparent), U-sum, I-sum, power factor, cos ϕ, harmonics, inter-harmonics, power harmonics, voltage unbalance, flicker, signalling voltage, sags & swells (waveform and RMS), transients (down to 1 μs),Arc Length, Arc Voltage, Refractory index, Circle Diagram