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Rabert T

As an electrical engineer with 5 years of experience, I focus on transformer and circuit breaker reliability in 110/33-11kV and 33/11kV substations. I am a professional electrical engineer with experience in transformer service and maintenance. I understand electrical principles and have expertise troubleshooting, repairing, and maintaining transformers, circuit breakers, and testing them.
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Transformers

How to Test the DC Resistance of Transformer Windings?

Testing the DC resistance of transformer windings is an essential step in ensuring transformer dependability and performance.  Table of ContentsImportance of DC Resistance TestEquipment RequiredTest PreparationTest ProcedureStep 1: Measurement PointsStep 2: Tap Changer PositionStep 3: Temperature MeasurementStep 4: Choosing the TesterStep 5: Convert Resistance​Precautions While TestingConclusion This...
Excel Tools

Inverse Defined Minimum Time (IDMT) Calculator

Calculator Inverse Defined Minimum Time CalculatorDownload An Inverse Defined Minimum Time (IDMT) Calculator is an online (or) Excel-based tool that calculates the operation time of protective relays using the inverse time characteristics of overcurrent protection systems.  These tools assist in determining the trip time of relays if a...
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Latest articles

Transformers

How to Test the DC Resistance of Transformer Windings?

Testing the DC resistance of transformer windings is an essential step in ensuring transformer...
Excel Tools

Inverse Defined Minimum Time (IDMT) Calculator

Calculator Inverse Defined Minimum Time CalculatorDownload An Inverse Defined Minimum Time (IDMT) Calculator is an online...
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Essential Oil Immersed Shunt Reactors Commissioning Checklist

Commissioning oil-immersed shunt reactors is essential for ensuring consistent operation in power systems.  These reactors...
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Step-by-Step Guide to Motor Overhauling: A Complete Procedure

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