Power Quality Meter

An easy-to-use power quality tool is a ”must-have” for any person who maintains or troubleshoots three phase power. PITE 3531 three-phase power quality analyzer helps you locate, predict, prevent and troubleshoot problems in power distribution systems. We offer a full range of trouble-shooters for the prevention and analyzing of the power quality problems. It is not only your problem solver, but also money saver.

Design features
Product function
Technical parameter

Portable design and colorful touch screen

Applied to standard of EN 50160

Could test 3-phase 3-wire and 3-phase 4-wire

Up to 50 times harmonic testing with frequency spectrum graph

3-phase apparent power, active power, reactive power, power factor, and 3-phase electric energy.

3-phase unbalance testing with vivid chart

Record at least 40 times of surge current

Testing for wave motion, short-time flicker and long-time flicker

Record up to 40 times of sag and swell

Could have long-time record for basic (stable) power quality parameter. Recording time interval adjustable between 3 second and 30 minutes.

Digital oscilloscope, checking waveform for voltage and current signal

With PITE DataView software for convenient analyzing of testing result

Trouble-elimination: fast measurement and display on screen for trouble-shooting

Predictive maintenance: test to avoid power quality problem before malfunction happens

Service function: measurement for power quality before users lead-in

Long time analysis: recording function help find out unobvious and occasional malfunction

Load analysis: check quality of electric system before adding loads

Energy evaluation: evaluate energy consumption before installation of energy-saving facilities

Specifications	Range	Accuracy
Volt/Amp/Hertz	Volt: 10~700V (true rms) Amps: 0.5~3000A (true rms, with relevant current clamp) Current Peak: 0-3000A Volt Peak: 0-1000V Crest factor: 0-10 Hertz: 40~70Hz	Volts: ±0.5% Amps: ±0.5% Hertz: ±0.01Hz NOTE: Take frequency of Phase A as total testing frequency.
Harmonic	Volts: total harmonic +1~50th Amps: total harmonic +1~50th k-factor: 0-10	Volts: ±0.1(%r) Amps: ±1% ±0.5%
Power testing	Active Power: 0.05~700KW Apparent Power: 0.05~700KVA Reactive Power: 0.05~700KVAR Power Factor: 0.00~1.00 Active Energy: 0.01~10000kWh Apparent Energy: 0.01~10000kVAh Reactive Energy: 0.01~10000kVARh Average Power Factor: 0.00~1.00	Active Power: ±1% Apparent Power: ±1% Reactive Power:±1% Power Factor: ±0.005 Active Energy: ±1% Apparent Energy: ±1% Reactive Energy: ±1%h Average Power Factor: ±0.005
Unbalance	Fundamental Volts: 10~700V (true rms) Fundamental Amps: 0.5~1000A (True rms) Fundamental Hertz: 40~70Hz Phase Angle: 0~360° Unbalance: 0.0%~100%	Volts: ±0.5% Amps: ±0.5% Hertz: ±0.01Hz Phase Angle: ±0.3° Volt unbalance: ±0.2% NOTE: Take frequency of Phase A as total testing frequency.
Data Recording	Recording for: 3 phase voltage, current, null current, voltage harmonic (THD and 1~25 harmonics), current harmonics ( THD and 1~25 harmonics), unbalance, KW, KVA,KVAR, PF, flicker and fluctuation	Time interval: 3s~30min adjustable Time duration: <960 hours
Sags(Dips)/Swells	Volts sag, Volts Swells and instant interruption	Maximally could record 40 times
Fluctuation	Voltage Fluctuation:0.1%~10.0%	≤±5%
Flicker	Short-time and long-time flicker	Short-time: ≤±5%
Scope	3-phase Volts, 4-wire Current, null volt and null current waveform	Max Hertz: 200KHz Min Hertz: 100Hz

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