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CT’s Tan Delta Testing of 220 kV Circuit Screenshot_2025-01-25-21-47-19-97_254de13a4bc8758c9908fff1f73e3725~2
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CT’s Tan Delta Testing of 220 kV Circuit

Author January 25, 2025
Testing Equipment:- 1. Testrano 600 Omicron 2. CP TD1 Omicron Principle of Tan Delta Test:- When a...
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What is the difference between a Wire and Cable?
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What is the difference between a Wire and Cable?

Author January 25, 2025
Wire 1. *Single conductor*: A wire consists of a single conductor, typically made of copper or aluminum....
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VFD Daily Maintenance and Inspection Core Tips
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VFD Daily Maintenance and Inspection Core Tips

Author January 23, 2025
For a continuously running VFD (Variable-frequency Drive), the operating status can be visually checked from the outside....
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What Are the Protections Used with Power Transformers? Screenshot_2025-01-09-11-06-01-14_254de13a4bc8758c9908fff1f73e3725~2
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What Are the Protections Used with Power Transformers?

Author January 23, 2025
Do all protections cause the transformer to trip on both sides? For distribution transformers used in residential...
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Which instrument is not considered an analog input signal?
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Which instrument is not considered an analog input signal?

Author January 23, 2025
A. Magnetic pickup sensor. B. Control valve C. RTD D. LVDT The correct answer is B. Control...
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Objectives of short circuit studies
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Objectives of short circuit studies

Author January 23, 2025
To find the short time rating (STR) of all equipment’s, (Transformers, cables, Transmission lines, generator, motor, circuit...
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How does Current Transformers Work?
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How does Current Transformers Work?

Author January 23, 2025
Current transformers (CTs) are key components in electrical measurement and monitoring systems. But how do they work?...
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Parts of Generator and their applications 1737185318260
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Parts of Generator and their applications

Author January 19, 2025
1- Alternator : This is the device that converts mechanical energy into electrical energy. It’s located on...
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Difference Between PWM and MPPT
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Difference Between PWM and MPPT

Author January 14, 2025
PWM (Pulse Width Modulation):- Cost: Low cost.Efficiency: 70%-80%. Usage: Suitable for small systems with a low voltage...
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Electrical Equipment Abbreviations
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Electrical Equipment Abbreviations

Author January 14, 2025
ACB = Air Circuit Breaker VCB = Vacuum Circuit Breaker MCB = Miniature Circuit Breaker MCCB =...
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LA (Lightning Arrester) Rating Calculation
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LA (Lightning Arrester) Rating Calculation

Author January 14, 2025
Method 1:- For a 66kV system:- * Phase-to-Neutral Voltage: 66kV/v3 = 38.1kV * Peak Voltage: v2 x...
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Difference between active and passive rectifiers
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Difference between active and passive rectifiers

Author January 11, 2025
Active vs. Passive Rectifiers Rectifiers play a crucial role in converting AC to DC, making them essential...
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Can we clean electrical panels using water?
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Can we clean electrical panels using water?

Author January 8, 2025
Cleaning Electrical Panels & High-Voltage Lines Without Power Interruption Maintaining electrical systems without shutting down power is...
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Why is TSP dosing done in Boiler?
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Why is TSP dosing done in Boiler?

Author January 8, 2025
*Phosphate dosing in boilers is a common water treatment process used to prevent scale formation corrosion in...
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Understanding of d-Axis and q-axis
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Understanding of d-Axis and q-axis

Author January 7, 2025
𝐔𝐧𝐝𝐞𝐫𝐬𝐭𝐚𝐧𝐝𝐢𝐧𝐠 𝐨𝐟 𝐝-𝐚𝐱𝐢𝐬 𝐚𝐧𝐝 𝐪-𝐚𝐱𝐢𝐬 The d-axis (direct axis) and q-axis (quadrature axis) representation simplifies the analysis...
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