Megger (AVO Biddle) MWA330A 3-Phase Ratio and Winding Resistance Analyzer

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RENT Megger MWA330A 3-Phase Winding Resistance Analyzer (Call for Availability)

The Megger MWA330A Transformer Winding Analyzer is a state-of-the-art 3-phase transformer test system crafted for optimal portability and enhanced job-site efficiency. Say goodbye to lengthy setup times and hello to increased safety and productivity with this all-in-one instrument tailored for professional needs. This versatile tool conducts both ratio and winding resistance tests seamlessly with a single three-phase lead set connection.

Equipped with PowerDB, the MWA330A enables an efficient testing experience by streamlining processes. Users benefit from a unified software platform, requiring only one setup and providing a straightforward, easy-to-navigate test form. The MWA330A matches the testing proficiency of its predecessor, the MWA300, yet introduces a sophisticated internal computer along with a generous 305 mm (12 in.) color display featuring a touch-screen interface for enhanced user interaction and visibility.

Once connected, the MWA330A guarantees precise DC resistance measurements across all high- and low-side windings without the hassle of reconnection. Designed for simplicity and effectiveness, this analyzer facilitates eight-terminal/six-winding resistance measurements, allowing users to evaluate all six windings without the need for interconnection boxes. Furthermore, it comes standard with a core demagnetization function, ensuring safe demagnetization of the transformer core following DC testing, thus mitigating risks associated with core saturation.

Key Testing Capabilities of the Megger MWA330A Include:

    • 3-phase turns ratio measurement
    • 3-phase winding resistance testing
    • OLTC/continuity (make-before-break) testing
    • 3-phase core demagnetization
    • Magnetic balance and flux distribution analysis
    • Excitation current measurement
    • Polarity and phase angle deviation assessment
    • Auto vector detection for improved accuracy
    • Heat-run testing capabilities

Discover the full range of specifications in the datasheet.

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