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Current THD | Detected Faults

Written by Volta Insite
16/04/2025

Current THD

A Silent Killer of Electrical Equipment

Understanding Current Total Harmonic Distortion (THD)

Current THD - Fault detected by InsiteAI Current Total Harmonic Distortion (THD) is a critical power quality issue that occurs when nonlinear loads introduce harmonic frequencies into an electrical system. Excessive THD can lead to overheating, equipment malfunctions, and even premature failure of motors, transformers, and other sensitive components.

At Volta Insite, our InsiteAI technology continuously monitors current THD levels, providing early warnings before harmonic distortion causes costly damage or system instability.

Why Excessive Current THD is a Problem

High current THD can create significant issues, including:

Overheating of Electrical Components

Harmonics increase current flow, leading to excessive heat buildup in motors, cables, and transformers.

Unexpected Equipment Failures

Distorted waveforms cause erratic behavior in variable frequency drives (VFDs), UPS systems, and other sensitive equipment.

Increased Energy Costs

Harmonics reduce power efficiency, causing higher electricity consumption and unnecessary expenses.

Nuisance Tripping of Circuit Breakers

Excessive THD can interfere with protective devices, leading to frequent, unexplained shutdowns.

How InsiteAI Detects and Prevents Current THD Issues

Volta Insite’s predictive maintenance system analyzes electrical signals in real time to detect abnormal THD levels. Our AI-driven insights provide:

Early Detection of Harmonic Disturbances

Continuous monitoring identifies when THD exceeds safe operating thresholds.

Identification of Root Causes

Data analysis helps pinpoint specific nonlinear loads, such as VFDs, LED lighting, or industrial machinery, responsible for high THD.

Automated Trend Reporting

Long-term data tracking enables facilities to recognize patterns and take corrective actions before failures occur.

Preventative Actions with Volta Insite

By leveraging InsiteAI, businesses can:

  • Monitor and mitigate excessive harmonic distortion before it causes failures.

  • Improve power quality and energy efficiency.

  • Prevent overheating of motors, transformers, and power cables.

  • Reduce downtime caused by nuisance breaker trips and equipment malfunctions.

Protect Your Facility with Advanced Harmonic Monitoring

Excessive current THD is a hidden threat to electrical reliability. With Volta Insite, you can detect and mitigate harmonic issues before they lead to costly breakdowns. Contact us today to learn how our predictive maintenance solutions can safeguard your equipment and optimize power quality.