1.2 Features
4
1. High speed voltage quality parameter
Transient overvoltage (impulse)
2. RMS voltage quality parameters
Voltage swell (surge), voltage dip (sag), voltage interruption
3. Power quality parameters
Frequency, voltage, current, active power, apparent power, reactive
power, power factor (displacement power factor)
4. 3-Phase quality parameters
Voltage unbalance factor, current unbalance factor
5. Harmonic quality parameters
Harmonic voltage, current and power; inter-harmonic voltage and
current; harmonic voltage and current phase angle; total harmonic
voltage and current distortion factors (THD-F, THD-R); total inter-
harmonic voltage and current distortion factors (THD-F, THD-R)
6. Other parameters
K factor, flicker
1.2 Features
Safe design
Designed to comply with safety standard EN61010-1:2001.
Supports a variety of power lines
Measures single-phase 2-wire, single-phase 3-wire, three-phase 3-
wire and three-phase 4-wire systems.
An extra input channel is provided for uses such as measuring power
lines of a second system, for direct voltage measurement or for mea-
suring a neutral line.
Simultaneous measurement of multiple elements of
power supply quality
Multiple power supply quality parameters can be selected as desired
for simultaneous measurement.
High-speed impulse detection and waveform display
function
Four voltage channels are sampled at 2 MS/s, so high-speed detection
and waveform display can be performed at up to 0.5 µs and high volt-
age (2000 Vpk transient overvoltage (impulse)).