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Safety Best Practices


Obsoleting The Absence Of Voltage Test?

For more than a decade, thousands of users have deployed Permanent Electrical Safety Devices (PESDs) to reduce the risks in isolating electrical energy. This elegantly simple innovation increases the probability that workers are only exposed to ‘zero voltage’ when doing an absence of voltage...

Benefiting from OHSMS Systems

How to protect workers with an occupational health and safety management  system BY IVANA STRGACIC, Strategies for the Environment Inc. Reliability (that is, keeping the lights on) is at the forefront of electric utility business plans. Another important item that takes priority in these...

Vineyard Wind Blade Debris Still Washing Ashore

Weeks after an incident involving a broken wind turbine blade, debris from Vineyard Wind's project continues to wash ashore, raising concerns about the environmental impact and operational practices of this major offshore wind farm. The ongoing situation highlights the challenges associated with...

Safety Best Practices

Insulation Resistance Test

Insulation Resistance (IR) test, often called Megger test, is more than 100 years old and assumed to be a very straightforward test. During my inspection and testing work in the past 15 years in Canada, US, and internationally, I have seen different practices of performing and interpretation of IR test.

The application of IR test includes:

  • At the point of installation, pre-commissioning to ensure minimum specifications are met
  • Verify proper installation after a repair
  • Troubleshooting
  • ...

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How Dangerous is Linemen Work?

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FERC Complaint Targets Duke, PJM Transmission Planning

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Battery Fires Pose Minor Environmental Risks, ACP Report Finds

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New York's Path to 8.5 GW of Grid Flexibility by 2040

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FERC Complaint Targets Duke, PJM Transmission Planning

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12 Tips to Protect Against Common Lineworker Safety Hazards

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