Guide to Transformer Failures
Transformers serve a crucial purpose as part of the power system for many facilities. Therefore, when signs of failure appear, you must quickly replace or repair the transformer to restore full operation. Knowing how to tell if your dry type will stop working or how to detect failures in an oil filled transformer will help […]
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Understanding Dry Type Transformer Cooling Methods
Dry type transformers reduce conventional power circuit voltage. This action generates copious amounts of heat by transferring energy between alternating-current circuits, which demands cooling techniques. Keeping transformers at moderate temperatures preserves their integrity, helping them stay functional for longer. Various techniques keep these transformers cool, each suiting different applications. Understanding dry type cooling methods is crucial […]
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The Different Parts of a Dry Type Transformer
Dry type transformers enable energy transfer through electromagnetic induction. They employ solid insulation and cooling mechanisms like natural convection or forced air. There are a few fundamental components to consider, from magnetic cores to insulation to cooling systems. Each piece works seamlessly together to enhance efficiency, safety and reliability in various applications. Understanding these elements […]
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Standard kVA Sizes for Three-Phase Medium Voltage Transformers
Electrical engineers constantly deal with various electrical systems and equipment, including medium voltage dry type transformers. These transformers come in a range of standard kilovolt-amp (kVA) sizes to ensure different systems receive efficient and reliable power distribution. By knowing the standard kVA sizes for three-phase medium voltage transformers, you can make informed decisions when specifying, installing or maintaining […]
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Dissolved Gas Analysis Limits
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 for Transformers
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
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
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 Standards for Transformers
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
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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