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From the ELSCO plant floor

Dissolved Gas Analysis Limits

Dissolved Gas Analysis Limits

May 16, 2024

Awareness of dissolved gas analysis limits lets you detect minor faults and conditions that can lead to transformer failure. DGAs reduce risk to the unit, system and the personnel who monitor the transformer. You must do a DGA for transformers after high voltage and temperature rise tests, during a commissioning period, before a lapsed warranty […]

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Round Coil vs. Rectangular Coil

Round Coil vs. Rectangular Coil for Transformers

May 1, 2024

Substation transformers use round, rectangular or, less commonly, oblong core and coil assemblies. Coils facilitate the transformer’s magnetic flux flow. Coils and transformers work together to optimize performance based on design and application requirements. The transformer’s core shape determines the coil type. In other words, round iron cores must use round coils and so on. But […]

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How Companies Can Save Money on Their Monthly Electric Bills

How Companies Can Save Money on Their Monthly Electric Bills

April 15, 2024

Energy costs can be a company’s most significant and unpredictable expense, so energy consumption control is vital for maintaining or lessening monthly electric bills. A comprehensive energy management plan and quality energy-saving equipment are critical elements when trying to reduce consumption and save money on energy. Learn how to start lowering your company’s electrical bill […]

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How to Select the Ideal Transformer for Your Company

How to Select the Ideal Transformer for Your Company

April 5, 2024

Many businesses only function efficiently because of transformers. This critical equipment performs a fundamental function in many industries, transferring power and controlling voltages to ensure safe and productive workflows. If your business relies on electricity, you know how damaging a blown transformer can be to your operations. Choosing a transformer can be tricky, but with […]

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DOE Efficiency Stands for Transformers.

DOE Efficiency Standards for Transformers

March 27, 2024

Jump To: What Are the DOE Efficiency Standards? Benefits of Efficiency Standards to the Customer and the Industry How to Comply With Efficiency Standards Impacts of DOE Regulations and Compliant Transformers Transformers Exempt From DOE Efficiency Standards The Future of DOE Efficiency Standards More than 40% of the energy used in the United States is consumed by […]

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Guide to Transformer kVA Ratings — How to Determine What Size Transformer You Need

Guide to Transformer kVA Ratings — How to Determine What Size Transformer You Need

March 14, 2024

In many industries, including health care, manufacturing, electrical contracting, higher education and corrections, reliable, high-quality transformers are essential for keeping operations running efficiently. Large facilities and industrial processes require substantial amounts of power, and they need dependable transformers to convert the energy coming from the power plant into a form they can use for their […]

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Guide to Oil-Filled Transformer Maintenance

Guide to Oil-Filled Transformer Maintenance

January 19, 2024

Regular maintenance is a major part of keeping your oil-filled transformers in good working condition. Without scheduled upkeep, your transformers will be more likely to experience issues that can snowball into larger operational problems, like system failure. You don’t have to rely on reactive or condition-based maintenance when taking care of your machinery. Staying ahead of any and […]

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DOE Efficiency Standards for Dry Type Transformer

December 26, 2023

Transformer Efficiency The power efficiency of a transformer is defined as1 Efficiency = Power Used / Power Supplied = L x (KVA rating) x PF / L x (KVA rating) x PF + total losses where L is the fraction of rated load, PF is the power factor, and total losses include no-load and load […]

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Guide to Dry Type Transformers

Guide to Dry Type Transformers

December 22, 2023

Jump To: What is a Dry Type Transformer? Dry-Type Vs. Liquid Cooled (Padmount) Transformers Benefits of ELSCO Dry Type Transformers Industries That Use Dry Type Transformers Examples of ELSCO Dry Type Transformer Applications When To Choose a Dry Type Transformer Dry Type Transformer Installation Tips Key Points in Maintenance for Dry Type Transformers ELSCO’s Warranties […]

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Indicators That Dry Type Transformers Are Failing

December 18, 2023

Transformers should be built to last, and dry type transformers, in particular, avoid some maintenance issues that can occur with oil-filled transformers. However, some potential problems can still cause a transformer to fail. In this post, we’ll discuss these problems and explain how to tell if your dry type will stop working soon so you […]

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