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Blog

Power Quality

Power quality plays a critical role in the reliability, efficiency and performance of modern electrical systems. Voltage sags, swells, harmonics, transients, interruptions and other disturbances can disrupt sensitive equipment, increase energy losses and contribute to unexpected downtime or premature equipment failure.

This page serves as your knowledge hub for power quality monitoring and analysis. From understanding common electrical disturbances and compliance standards to investigating equipment issues and improving network performance, you will find practical guidance, technical information and expert updates. Explore how advanced power quality analysers and monitoring software can help identify problems, verify performance and provide the data needed to maintain more stable and reliable electrical systems.

The Big Power Quality Players

Harmonic Distortion in Data Centres: The Hidden Power Quality Risk Behind AI Growth

Data Centres and Critical Facilities

Protecting uptime and sensitive equipment

Data centres, hospitals, airports and other critical facilities depend on a stable electrical supply to maintain essential operations.

Voltage sags, transients, harmonics and interruptions can affect sensitive electronic equipment, trigger unexpected shutdowns and compromise system reliability. Continuous power quality monitoring helps facility operators detect disturbances, investigate their source and verify the performance of electrical infrastructure, UPS systems and backup generation. Reliable data supports faster fault investigation and helps reduce the risk of costly downtime.

Modular Energy Metering Solutions Powering Industrial Automation in Australia

Industrial and Manufacturing Facilities

Improving equipment reliability and performance

Modern industrial sites use variable frequency drives, motors, automation systems and other non-linear loads that can introduce harmonics and additional stress into the electrical network.

Poor power quality may cause equipment overheating, nuisance tripping, reduced motor efficiency and premature component failure. Advanced monitoring provides visibility into harmonics, voltage imbalance, flicker, power factor and other electrical conditions. This allows operators to identify emerging problems, assess corrective measures and improve the reliability and efficiency of production equipment.

Wind farm generating power

Utilities, Renewables and Grid Infrastructure

Supporting grid stability and compliance

Electricity networks are becoming more complex as solar farms, wind generation, battery storage and distributed energy resources connect to the grid.

Power quality monitoring helps network operators and renewable energy developers assess voltage performance, frequency behaviour, harmonics and disturbances at critical connection points. Accurate data supports grid compliance, commissioning, disturbance investigation and ongoing performance verification. As Australia’s energy system continues to evolve, dependable power quality analysis is essential for maintaining a stable and resilient network.

Important Power Quality Links

AEMO

IEC 61000-4-30

IEC 61850

National Electricity Market (NEM)

Most Popular Power Quality Blog Posts

  • How to Reduce Harmonic Distortion Filters, Monitoring and Best Practices


    How to Reduce Harmonic Distortion: Filters, Monitoring and Best Practices


    By SATEC (Australia) Pty Ltd | Comments are Closed


    Learn how to reduce harmonic distortion using filters, monitoring and best practices. Discover practical strategies and the role of smart metering in improving power quality.


  • Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks


    Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks


    By SATEC (Australia) Pty Ltd | 0 comment


    Power quality in wind turbines explained for Australian conditions. Harmonics, voltage, system strength and NER compliance for wind farm operator.


  • What Is A Power Energy Data Logger And When Should You Use One?


    What Is A Power Energy Data Logger And When Should You Use One?


    By SATEC (Australia) Pty Ltd | 0 comment


    Learn what a power logger measures, when to use one on Australian sites and how portable Class A logging diagnoses faults, demand and power quality problems.


SATEC METERING FOR POWER QUALITY APPLICATIONS

eXpertPRO DIN EM3250

eXpertPRO™ DIN EM235 Power Quality Analyser

power quality analysers smart grid

View more

eXpertPRO™ DIN EM235 Power Quality Analyser

power quality analysers smart grid

eXpertPRO™ DIN EM235 Power Quality Analyser

power quality analysers smart grid

eXpertPRO™ DIN EM235 Power Quality Analyser
2020-03-31

eXpertPRO PM3350

eXpertPRO™ PM335 Power Quality Analyser

power quality analysers

View more

eXpertPRO™ PM335 Power Quality Analyser

power quality analysers

eXpertPRO™ PM335 Power Quality Analyser

power quality analysers

eXpertPRO™ PM335 Power Quality Analyser
2020-03-30

PM175 EN50160 Advanced Power Quality Analyser

PM175 Power Quality Analyser

power quality analysers

View more

PM175 Power Quality Analyser

power quality analysers

PM175 Power Quality Analyser

power quality analysers

PM175 Power Quality Analyser
2019-11-23

SATEC PM180 Universal IED

PM180 PQ Analyser, Automation Controller, PMU

pmu power quality analysers smart grid

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PM180 PQ Analyser, Automation Controller, PMU

pmu power quality analysers smart grid

PM180 PQ Analyser, Automation Controller, PMU

pmu power quality analysers smart grid

PM180 PQ Analyser, Automation Controller, PMU
2019-11-22

eXpertmeter EM720 Power Quality Analyser

eXpertmeter EM720 Power Quality Analyser

power quality analysers smart grid

View more

eXpertmeter EM720 Power Quality Analyser

power quality analysers smart grid

eXpertmeter EM720 Power Quality Analyser

power quality analysers smart grid

eXpertmeter EM720 Power Quality Analyser
2019-11-21

EDL175 Portable Power Analyser

EDL175 Portable Power Analyser

power quality analysers

View more

EDL175 Portable Power Analyser

power quality analysers

EDL175 Portable Power Analyser

power quality analysers

EDL175 Portable Power Analyser
2019-11-13

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POWER QUALITY BLOG LIBRARY

The Power Quality Blog Library is designed to be your central hub for understanding the electrical issues that can affect equipment performance, system reliability and operational costs. As electrical networks become more complex, disturbances such as harmonics, voltage sags, swells, transients, flicker and interruptions are becoming increasingly important to identify and manage. Our collection of blogs explores power quality standards, monitoring methods and practical applications to help you better understand what is happening within your electrical system.

Here you’ll find practical insights into common power quality problems, their causes and the steps organisations can take to investigate and reduce their impact. From harmonic distortion and voltage imbalance through to compliance with IEC 61000-4-30 and the selection of Class A or Class S monitoring equipment, this library brings together clear and actionable content to support facility managers, engineers, utilities, renewable energy developers and industrial operators in maintaining safer, more reliable electrical networks.

Load More

Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks

Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks

By SATEC (Australia) Pty Ltd | Energy Analytics & Reporting, Featured, Future-Proofing & Upgrades, Harmonics & Flicker, IEC 61000-4-30 Class A, Power Quality, Power Quality Analysers, Renewables & Storage, Smart Energy Meters, Wind Generation | 0 comment | 11 August, 2026 | 0

Power quality in wind turbines explained for Australian conditions. Harmonics, voltage, system strength and NER compliance for wind farm operator.

What Is A Power Energy Data Logger And When Should You Use One?

What Is A Power Energy Data Logger And When Should You Use One?

By SATEC (Australia) Pty Ltd | Airports, Apartment Blocks, Commercial & Mixed-Use, Councils & Public Facilities, Data Centres, Education & Campuses, Embedded Networks, Featured, Harmonics & Flicker, Hospitals & Healthcare, Manufacturing & Heavy Industry, Marinas, Mining & Resources, Mixed Use Facilities, Power Quality, Power Quality Analysers, Rail Infrastructure, Renewables & Storage, Smart Energy Meters, Transport & Infrastructure, Water & Wastewater | 0 comment | 5 August, 2026 | 0

Learn what a power logger measures, when to use one on Australian sites and how portable Class A logging diagnoses faults, demand and power quality problems.

Why Accurate Microgrid Metering Is Essential for Regional Energy Systems

Why Accurate Microgrid Metering Is Essential for Regional Energy Systems

By SATEC (Australia) Pty Ltd | Councils & Public Facilities, Featured, Future-Proofing & Upgrades, Microgrids & Embedded Networks, Power Quality, Smart Energy Meters | 0 comment | 24 July, 2026 | 0

Accurate microgrid metering underpins resilience, compliance and cost control for Australian regional communities. Learn where to measure and why.

Three Phase EV Charging and Load Management: How to Avoid Overloading Your Site

Three Phase EV Charging and Load Management: How to Avoid Overloading Your Site

By SATEC (Australia) Pty Ltd | Apartment Blocks, Commercial & Mixed-Use, Councils & Public Facilities, Education & Campuses, Energy Analytics & Reporting, EV Charging & V2G, Featured, Future-Proofing & Upgrades, Hospitals & Healthcare, Marinas, Mixed Use Facilities, Power Quality, Residential Use, Retrofit Metering, Smart Energy Meters, Transport & Infrastructure | 0 comment | 20 July, 2026 | 0

Learn how three phase EV charging and intelligent load management can prevent site overloads, control peak demand and support future EV growth.

Power Factor Correction for VFD Loads: Why Capacitor Banks May Not Solve the Real Problem

Power Factor Correction for VFD Loads: Why Capacitor Banks May Not Solve the Real Problem

By SATEC (Australia) Pty Ltd | Agriculture, Airports, Apartment Blocks, Commercial & Mixed-Use, Councils & Public Facilities, Data Centres, Education & Campuses, Featured, Future-Proofing & Upgrades, Manufacturing & Heavy Industry, Marinas, Mixed Use Facilities, Ports & Marine, Power Factor Correction, Power Quality, Power Quality Analysers, Rail Infrastructure, Renewables & Storage, Smart Energy Meters, Solar PV, Transport & Infrastructure, Utilities & Transmission, Water & Wastewater, Wind Generation | 0 comment | 17 July, 2026 | 0

Variable frequency drives (VFDs) are everywhere in Australian facilities. They run HVAC systems, pumps, fans, compressors and manufacturing equipment. They improve motor control and cut energy use by matching speed to demand. A site may see a poor power factor reading and reach for a capacitor bank. That can work for directly connected motors. VFDRead more

What Happened Before The Power Failure How Historical Energy Data Supports Root Cause Analysis

What Happened Before The Power Failure? How Historical Energy Data Supports Root Cause Analysis

By SATEC (Australia) Pty Ltd | Airports, Apartment Blocks, Commercial & Mixed-Use, Communications, Councils & Public Facilities, Data Centres, Education & Campuses, Embedded Networks, Featured, Future-Proofing & Upgrades, Harmonics & Flicker, Hospitals & Healthcare, Manufacturing & Heavy Industry, Marinas, Microgrids & Embedded Networks, Mixed Use Facilities, Power Quality, Power Quality Analysers, Rail Infrastructure, Smart Energy Meters, Solar PV, Telecommunications, Transport & Infrastructure, Water & Wastewater | 0 comment | 16 July, 2026 | 0

Discover how historical energy data helps identify the causes of power failures, reconstruct events and support faster root cause analysis.

Energy Management for Casinos and Integrated Resorts How to Control the Cost of 247 Operations

Energy Management for Casinos and Integrated Resorts: How to Control the Cost of 24/7 Operations

By SATEC (Australia) Pty Ltd | Commercial & Mixed-Use, Featured, Future-Proofing & Upgrades, Mixed Use Facilities, Power Quality, Smart Energy Meters, Sub-Metering & Billing | 0 comment | 15 July, 2026 | 0

Learn how energy management for casinos can reduce 24/7 operating costs through smarter metering, demand control and energy visibility.

Harmonic Distortion in Data Centres: The Hidden Power Quality Risk Behind AI Growth

Harmonic Distortion in Data Centres: The Hidden Power Quality Risk Behind AI Growth

By SATEC (Australia) Pty Ltd | Data Centres, Energy Analytics & Reporting, Featured, Future-Proofing & Upgrades, Harmonics & Flicker, Power Quality, Power Quality Analysers, Power Quality Compliance, Smart Energy Meters | 0 comment | 9 July, 2026 | 0

Explore the hidden risks of harmonic distortion in data centres and how advanced SATEC metering helps monitor power quality as AI demand grows.

What Does an EN50160 Power Quality Report Actually Tell You

What Does an EN50160 Power Quality Report Actually Tell You?

By SATEC (Australia) Pty Ltd | EN 50160 Voltage Quality, Featured, Future-Proofing & Upgrades, Harmonics & Flicker, IEC 61000-4-30 Class A, Power Quality, Power Quality Analysers, Power Quality Compliance, Smart Energy Meters, Standards & Compliance | 0 comment | 29 June, 2026 | 0

Understand what an EN50160 power quality report tells you, why it matters and how SATEC metering solutions help monitor site power quality.

LGCs, Load Growth and the Case for Better Energy Data

LGCs, Load Growth and the Case for Better Energy Data

By SATEC (Australia) Pty Ltd | Featured, Future-Proofing & Upgrades, Large-scale Generation Certificate (LGC), Power Quality, Renewable Certificates (LGC) Metering, Renewables & Storage, Smart Energy Meters, Solar PV, Wind Generation | 0 comment | 26 June, 2026 | 0

LGC energy data matters as load growth and renewable energy claims become more complex. See why smarter metering helps businesses act with confidence.

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  • Commercial Solar Metering: What The 1 MW SRES Change Means
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  • What Is A Power Energy Data Logger And When Should You Use One?
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SATEC’s presence in Australia brings together 40 plus years of experience and knowledge for Energy Management Solutions.

The culmination of local expertise and SATEC’s Global leadership in metering, power quality analysers and software provides a source of knowledge to satisfy customer’s ever changing demands for today’s Energy and Power Quality Applications.

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Recent Posts

  • Commercial Solar Metering What The 1 MW SRES Change Means

    Commercial Solar Metering: What The 1 MW SRES Change Means

    The SRES expands to 1 MW from October 2026. Here is what bigger commercial solar means for metering, self consumption and site data.

    12 August, 2026
  • Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks

    Wind Farm Power Quality: Harmonics, Voltage and Grid Stability in Australian Networks

    Power quality in wind turbines explained for Australian conditions. Harmonics, voltage, system strength and NER compliance for wind farm operator.

    11 August, 2026
© 2025 SATEC (Australia) Pty Ltd. | ABN 21-142640417 | SATEC® All Rights Reserved
  • HARDWARE
    • All Metering Products
    • Current Transformers
    • DC Energy Metering
    • Expansion Modules
    • Frequency Control Ancillary Services – FCAS
    • Multi-Channel Energy Meters
    • NMI Approved Energy Meters
    • Phasor Measurement Unit
    • Power Quality Analysers
  • SOFTWARE
    • Expertpower SaaS – EMS, Billing, Power Quality
    • Meter Data Management (MDM)
    • Power Analysis Software (PAS)
  • SOLUTIONS
    • Automatic Demand Response
    • Disturbance Direction Detection
    • Frequency Control Ancillary Services (FCAS)
    • Large-Scale Generation Certificates (LGCs)
    • NMI Approved Retrofit Energy Metering
    • Phasor Measurement Unit
    • Power of Choice Metering
    • Time of Use (TOU) Control
  • NEWS
  • RESOURCES
  • CONTACT
SATEC (Australia) Pty Ltd