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TestGuy
46 followers -
Electrical power systems maintenance, testing and troubleshooting.
Electrical power systems maintenance, testing and troubleshooting.

46 followers
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Determining the existing condition of power #transformers is an essential step in analyzing the risk of #failure. The following is a summary of #testing and #diagnostic techniques, and tools used to assess the #condition of transformers. https://testguy.net/content/265-Transformer-Diagnostics-and-Condition-Assessment
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#Transformers can be divided into two general categories according to their insulating medium and construction: liquid filled and dry type. Each has several variations and each requires different maintenance techniques. https://testguy.net/content/249-Types-and-Construction-of-Power-and-Distribution-Transformers
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The 3-point (Fall-of-potential) #test is the most thorough and reliable method for measuring #resistance to #earth of an installed #grounding electrode. https://testguy.net/content/233-4-Important-Methods-of-Ground-Resistance-Testing
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DLRO Demon! utility customer experiences differential trip during contact-resistance test. https://testguy.net/threads/5427-Contact-resistance-test-producing-CT-secondary-current
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#Electrical Shock and Arc Flash #PPE: An overview of the various personal protective equipment that may be necessary for safe electrical work, including insulated gloves or sleeves, face shields, footwear, eye or hearing protection, and more. https://testguy.net/content/275-Electrical-Shock-and-Arc-Flash-PPE-Overview
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This guide provides a general overview for the inspection, #testing and #maintenance techniques used on #switchgear assemblies, and their associated components. https://testguy.net/content/258-Switchgear-and-Switchboard-Inspection-and-Testing-Guide
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