Portable Power Quality Analyzers

The PQA7700 is a handheld, simple to use, portable power quality analyzer with four current and four voltage measuring channels. Integrated in a rugged housing and packed with powerful functions it can be effectively used for monitoring, troubleshooting and analyzing of power quality conditions in power distribution networks either in industry or utilities. 
Features:

• 4 voltage channels with wide measurement range: 0 ÷ 1000 Vrms, CAT III/1000V
• 4 current channels with support for automatic clamp recognition and  ‘on instrument’ range selection
• Compliance with power quality standard IEC 61000-4-30 Class S. Predefined recorder profile for EN 50160 survey
• Power measurements compliance with IEC 61557-12 and IEEE 1448
• Simultaneous 8 channels - 16bit AD conversion for accurate power measurements (minimal phase shift error)
• Simple to use and powerful recorder with possibility to record 509 different power quality signatures
• Voltage events and user defined alarms capture
• 15 hour of autonomous (battery) supply.

The following measuring functions are represented:

• Voltage: True RMS, peak, crest factor (4 channel)
• Current: True RMS, peak, creast factor (4 channel)
• Power: active, reactive, apparent
• Power factor, cos φ
• Unbalance, flicker measurement
• Harmonic analysis up to 50th
• Energy (active, reactive, generated, consumed)
• Power quality analysis according to EN50160
• Capturing and recording of power supply events (shut downs, interruptions, swells, dips
• Inrush currents monitoring and recording
• Recording up to 10 adjustable alarms
• Waveform displaying and snapshot

Application:

• Power quality assessment and troubleshooting in low and middle voltage electrical systems
• Checking power correction equipment performance
• Harmonics spectrum analysis for selection of harmonic filters
• UPS, voltage generators and regulators, checking and troubleshooting·        
• Voltage, current, power monitoring and recording
• Consumption profile recording