The Extech PQ3450 is a professional-grade 3-phase power analyzer and datalogger designed to deliver accurate and comprehensive electrical power analysis. Engineered for demanding industrial and commercial environments, this versatile instrument supports real-time measurement and logging of a wide range of power parameters.
Equipped with a large, sun-readable, backlit LCD and intuitive menu navigation, the PQ3450 simplifies the monitoring of voltage, current, energy, power factor, and more. It can analyze both single-phase and three-phase systems, capturing up to 35 different parameters and events such as sags, swells, interruptions, harmonics, and transients.
With the ability to log up to 30,000 sets of data on a removable SD card in Excel-compatible format, the PQ3450 provides efficient data retrieval and reporting. Its adjustable CT and PT ratios make it suitable for high-power distribution systems. The analyzer is ideal for use in facility management, electrical engineering, and preventive maintenance applications.
What's Included:
- 1 - A Year Warranty
- 4 - Voltage Leads With Alligator Clips
- 8 - AA Batteries
- 1 - SD Card
- 1 - 100-240 Volt AC Adaptor
- 1 - Case
Features
High Visibility Display
Large dot-matrix, sun-readable LCD with backlight and user-friendly on-screen menu for easy operation.
Comprehensive System Analysis
Performs full analysis with up to 35 parameters for in-depth power quality insights.
Versatile Voltage and Current Measurement
Supports phase-to-phase and phase-to-ground voltage and current readings.
Extensive Power Metrics
Measures KW, KVA, KVAR, and power factor at both phase and system levels.
Energy Monitoring
Tracks energy consumption including KWH, KVAH, KVARH, and cumulative power factor history.
Phase Angle and Harmonic Analysis
Accurately measures phase angles and evaluates harmonic distortions.
Customizable Transformer Ratios
Adjustable CT (1 to 600) and PT (1 to 1000) ratios to support various distribution systems.
Advanced Data Logging
Stores up to 30,000 readings on an SD memory card in Excel format for easy reporting.
What's Included
Included with Your Purchase:
- 1 - A Year Warranty
- 4 - Voltage Leads With Alligator Clips
- 8 - AA Batteries
- 1 - SD Card
- 1 - 100-240 Volt AC Adaptor
- 1 - Case
Specifications
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Display Type: Large dot-matrix backlit LCD
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Measurement Parameters: Up to 35 total including voltage, current, power, energy, and harmonics
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Logging Capacity: 30,000 readings
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Data Storage Format: Microsoft Excel (via SD card)
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Current Transformer Ratio Range: 1 to 600
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Potential Transformer Ratio Range: 1 to 1000
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Power Supply: 8 AA batteries or 100-240V AC adaptor
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Accessories Included: Voltage leads, SD card, AC adaptor, case
FAQ
Q: What types of power systems can the Extech PQ3450 analyze?
A: It can analyze both single-phase and three-phase electrical systems.
Q: How is data stored and retrieved from the analyzer?
A: Data is logged to a removable SD card and saved in Excel-compatible format.
Q: Does it support harmonic and transient analysis?
A: Yes, it includes harmonic distortion and transient event analysis capabilities.
Q: Can the CT and PT ratios be adjusted?
A: Yes, the CT ratio is adjustable from 1 to 600 and the PT ratio from 1 to 1000.
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