Description
Hioki PW3198 Power Quality Analyzer
The Hioki PW3198 Power Quality Analyzer is a high-performance instrument designed for precise monitoring, analysis, and diagnosis of electrical power systems. Ideal for engineers, utilities, and industrial facilities, this analyzer provides comprehensive insight into power quality, helping to identify issues such as voltage sags, harmonics, transients, and imbalances.
Equipped with advanced measurement technology, the PW3198 can simultaneously capture multiple parameters including voltage, current, power factor, frequency, and harmonic distortion across three-phase systems. Its high-speed sampling and wide measurement range ensure accurate detection of even short-duration disturbances, making it suitable for preventive maintenance, troubleshooting, and compliance with international standards.
The analyzer features a user-friendly interface with a large color display, intuitive menus, and versatile data logging capabilities. Recorded data can be stored internally or transferred to a PC for in-depth analysis using Hioki software. Compact and portable, the PW3198 is designed for both field and laboratory use, providing professionals with a reliable and efficient tool to ensure electrical systems operate safely, efficiently, and within regulatory standards.
With the Hioki PW3198, users gain a complete solution for monitoring, analyzing, and improving power quality, protecting equipment, reducing downtime, and optimizing system performance.
Specifications
Standards & Accuracy
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Complies with IEC61000‑4‑30 Class A for professional power quality measurement — ideal for inspection, troubleshooting, and power quality analysis.
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High accuracy:
• Voltage: ±0.1 % of nominal
• Current & Power: ±0.2 % rdg. ±0.1 % f.s. (plus current sensor accuracy)
Measurement Range & Capabilities
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Supported system types:
• Single-phase 2-wire
• Single-phase 3-wire
• Three-phase 3-wire
• Three-phase 4-wire (plus one additional channel) -
Voltage measurement: up to 600 V rms (basic voltage)
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Voltage transients: up to 6,000 V peak with fast sampling (2 MHz)
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Current measurement: 500 mA to 5,000 A AC (depending on current sensor used)
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Effective power: up to 3,000 kW depending on sensor range used
Measured / Captured Parameters
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RMS voltage, RMS current, active, apparent, and reactive power
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Power factor, total harmonic distortion (THD), harmonics up to the 50th order
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Supra harmonics: 2 kHz to 80 kHz
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Voltage swells, sags, and other disturbances
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Flicker (IEC61000‑4‑15), K-Factor, frequency, and generator disturbances
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Waveform comparison and peak voltage/current
Data Recording & Storage
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Continuous, gapless recording of thousands of events
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Data storage via SD/SDHC card
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Interfaces: USB 2.0, LAN (HTTP/FTP) for data transfer and remote management
Display & Interface
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6.5-inch high-quality color TFT display (640×480) for real-time trends and visual graphs
Power & Portability
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Power supply: AC Adapter (100–240 V, 50/60 Hz)
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Optional battery: Ni‑MH Battery Pack for field measurement without main power
Additional Features
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CAT IV 600 V Safety Rating — safe for measurements on main power lines and substations
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Wide voltage dynamic range (up to 1300 V line-to-line)
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Optional GPS Sync for real-time clock synchronization when using multiple analyzers simultaneously
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