NVT-DAS EP

Electrical Parameters Analysis Module

Schermi di computer che mostrano software di acquisizione dati con tabelle, grafici e parametri di sistema.

The NVT-DAS EP module extends the capabilities of the NVT-DAS platform by adding advanced tools for measuring and analyzing the electrical parameters of three-phase, single-phase, and DC motors, including medium- and high-power units.
Thanks to the integration of NI Series C acquisition modules, the system delivers high measurement accuracy, electrical safety, and full compatibility with industrial high-energy applications.

  • High-Precision Acquisition

    • Simultaneous sampling up to 50 kS/s per channel

    • 24-bit resolution for highly accurate waveform representation

    • Isolated inputs ensuring maximum operator and system protection

    Wide Measurement Range

    • Voltage measurement up to 690 Vrms L-L

    • Current measurement up to 30 Apk

    • Compatible with direct connections or CT/VT inputs

    Multi-Topology Support

    • Single-phase and three-phase measurements

    • Delta and Wye/Star configurations

    • Suitable for both AC and DC motor analysis

    Advanced Signal Analysis

    • Real-time calculation of fundamental electrical parameters

    • Harmonic analysis, distortion evaluation, imbalance detection

    • Transient detection and full Power Quality monitoring

    Seamless NVT-DAS Integration

    • Synchronized acquisition with mechanical, thermal, and vibration sensors

    • Full data logging, trending, export, and automatic reporting

    • Easy configuration through the NVT-DAS software interface

    Robustness and Safety

    • Designed for high-power industrial environments

    • Isolated, protection-compliant architecture according to IEC standards

    • High reliability even under network disturbances or high inrush currents

  • NI 9244 – High-Voltage Module

    • Isolated inputs

    • 400 Vrms L-N, 690 Vrms L-L

    • 50 kS/s/ch, 24-bit resolution

    • 3-phase measurement

    NI 9242 – Standard Voltage Module

    • Isolated inputs

    • 250 Vrms L-N, 400 Vrms L-L

    • 50 kS/s/ch, 24-bit resolution

    • 3-phase measurement

    NI 9246 – Current Module

    • Isolated inputs

    • 20 Arms, 30 Apk

    • 50 kS/s/ch, 24-bit resolution

    • 3-phase measurement

  • Motor and Drive Testing

    • Electrical characterization of three-phase, single-phase, and DC motors

    • Load analysis, dynamic behavior evaluation, torque verification

    • Detection of imbalance, distortion, and overheating conditions

    Power Quality Analysis

    • Phasor monitoring

    • Harmonics and interharmonics analysis

    • Detection of disturbances, voltage sags, flicker, and transients

    Industrial Machinery and Power Systems

    • Monitoring of high-power electrical lines and distribution panels

    • Validation of switchgear, substations, and industrial installations

    • Measurements via direct input or CT/VT sensors

    Research and Development

    • Energy efficiency studies

    • Validation of control and protection algorithms

    • Comparative testing of motors, inverters, and power converters

  • The NVT-DAS EP module provides automatic calculation and real-time visualization of all main electrical quantities:

    • Voltage and current waveforms

    • RMS, DC, Peak, Peak-to-Peak values

    • Cos(phi), Sin(phi) and Power Factor

    • Power: Active, Reactive, Apparent

    • Energy: Active, Reactive, Apparent

    All quantities can be correlated with mechanical, thermal, and vibrational measurements for complete multidisciplinary analysis.

  • The module uses hardware compliant with the main safety and EMC standards:

    • IEC 61010-1

    • IEC 60255-1, IEC 60255-22-(1:7)

    • C37.90, C37.60

    • EMC requirements of IEC 60870

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