Articles & Notes

Software That Generates Industry-Standard Power Quality Reports With One Click

Software That Generates Industry-Standard Power Quality Reports With One Click

Power quality monitoring produces detailed electrical data, but turning that data into a useful report can take hours. Automated reporting...
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Understanding Power Quadrant Technology for Modern Power Systems

Understanding Power Quadrant Technology for Modern Power Systems

Modern electrical networks need better visibility, control, and stability as loads become more complex. Understanding how a power quadrant works...
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How to Calculate Voltage Unbalance: A Step-by-Step Guide

How to Calculate Voltage Unbalance: A Step-by-Step Guide

This blog title tells you exactly what you'll walk away with: a working method for measuring and calculating voltage unbalance...
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Understanding Transformer Lifespan, Maintenance, and Reliability

Understanding Transformer Lifespan, Maintenance, and Reliability

Objective: Explain what affects transformer performance and how maintenance helps improve reliability and reduce downtime. Introduction: Transformers are vital to...
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Electrical Monitoring Solutions: A Comprehensive Overview for Modern Power Systems

Electrical Monitoring Solutions: A Comprehensive Overview for Modern Power Systems

Summary Electrical monitoring solutions are indispensable in modern electrical infrastructure. They enable organisations to detect faults early, sustain reliability, optimise...
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Oil immersed transformer Hot-Spot Temperature (HST) models based on IEEE and IEC loading guides

Oil immersed transformer Hot-Spot Temperature (HST) models based on IEEE and IEC loading guides

Abstract This article introduces two models based on the IEEE and IEC loading guides to compute the HST of a...
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Technical note – MIRO Automatic FTP Uploads

Technical note – MIRO Automatic FTP Uploads

This guide introduces how to setup an FTP system with automatic data uploads for the MIRO Power Quality Logger and...
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Over The Air Upgrade – Sierra Wireless HL7650 Modem

Over The Air Upgrade – Sierra Wireless HL7650 Modem

Updating the Firmware of the Miro’s Wireless 3G/4G HL7650 Modem Remotely, via the Sierra Wireless AirVantage Platform This guide illustrates...
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An Introduction to Transformer Harmonic Current Derating Metrics

An Introduction to Transformer Harmonic Current Derating Metrics

Abstract Transformer harmonic current derating metrics; Harmonic Loss Factor, K-Factor, and Factor K are introduced, and used to calculate derating...
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Configuring the MIRO for cellular communications

Configuring the MIRO for cellular communications

This guide illustrates how to configure a MIRO Power Quality Logger and Analyser for cellular communications. Installing the SIM Step...
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Introduction to Transformer Loss of Life – based on models from IEC and IEEE loading guides

Introduction to Transformer Loss of Life – based on models from IEC and IEEE loading guides

Abstract This work introduces the concepts of Hot-Spot Temperature (HST) and transformer ageing due to temperature and how the HST...
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Mirrin Firmware Release Notes

Mirrin Firmware v1.22 (Updated 2024-05-13) New Feature - Maximum Demand logging.New Feature - Option to display temperature measurements in Degrees...
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Citrus Release Notes

Citrus v.1.5.0.1 (Updated 2025-06-05) Improved ‘Export to PDF’ functionSerial number and connection information shown in the title bar of the...
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Miro Firmware Release Notes

Miro Firmware v3.19 (Updated 2025-06-05) Added fundamental magnitude/phase calculation for ground voltage and neutral current channelsUsers can lock the Miro’s...
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Citrus Release Note

Citrus v1.2.8.5 ( Updated 2021-03-05)Miro: Four Quadrant Power. Allows users to quickly determine real and reactive power flow direction (Import,...
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