About Me

 Welcome to my blog!


I’m Neeresh Kumar, a passionate professional in the field of Electrical, Mechanical, and Automation engineering. With 15+ years of experience in MEP services, facility management, and project execution, I created this blog to share knowledge, tips, and insights related to real-world engineering applications.

Through this platform, I aim to help students, engineers, and professionals by providing useful technical articles, practical solutions, and updates from the industry.


Thank you for visiting and being a part of this learning journey!


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Difference Between Star and Delta Connection – स्टार और डेल्टा कनेक्शन में अंतर

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Difference Between Star and Delta Connection – स्टार और डेल्टा कनेक्शन में अंतर English: In electrical engineering, Star and Delta are two common methods to connect 3-phase systems. Knowing the difference helps in choosing the right configuration for motors and power systems. हिन्दी: इलेक्ट्रिकल इंजीनियरिंग में स्टार और डेल्टा कनेक्शन तीन-फेज सिस्टम को जोड़ने के दो सामान्य तरीके हैं। इनका अंतर जानना मोटर और पावर सिस्टम के लिए सही कनेक्शन चुनने में मदद करता है। 1. What is Star Connection? / स्टार कनेक्शन क्या है? English: In Star connection, one end of each winding is connected to a common neutral point, and the other ends are connected to the power lines. हिन्दी: स्टार कनेक्शन में प्रत्येक फेज की एक साइड को जोड़कर एक कॉमन न्यूट्रल पॉइंट बनाया जाता है, और बाकी साइड्स को पावर लाइन से जोड़ा जाता है। Line Voltage (VL) = √3 × Phase Voltage Line Current = Phase Current Neutral wire available Advantages / लाभ: English: Lower starting current हिन्दी: मोटर स्टा...
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How to Test Earthing Resistance – A Practical Guide for Electricians and Engineers

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  How to Test Earthing Resistance – A Practical Guide Proper earthing (or grounding) is one of the most critical safety elements in any electrical system. Testing earthing resistance ensures the system is safe, effective, and compliant with electrical standards. In this blog post, we will walk you through how to test earthing resistance , the tools required, the methods used, and how to interpret the results — especially useful for technicians, engineers, and maintenance staff 🧰 Why Testing Earthing Resistance is Important Prevents electric shocks Ensures fault current is safely discharged Protects equipment and systems Ensures compliance with IS/IEC safety standards Helps during routine maintenance and audits 🔧 Tools Required: To test earth resistance, you’ll need the following: Digital or Analog Earth Resistance Tester (Megger) Auxiliary Earth Spikes (2) Measuring leads and clips Hammer (to insert spikes) Measuring tape (for distance) 🧪 Testi...
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Difference Between Earthing and Grounding – Explained with Examples for Electricians & Engineers

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 Many electricians and engineers use the terms earthing and grounding interchangeably. But technically, they have different meanings and purposes in electrical engineering. In this article, we will break it down with simple explanations and real-life applications. 🔌 What is Earthing? Earthing is the connection of the non-current-carrying parts (like the body of equipment, panels, enclosures) to the earth. Purpose: To ensure safety from electric shock. If there's a fault, the current flows directly to the earth instead of passing through a human body. Example: The metallic body of a washing machine or panel is earthed so if the live wire touches it by mistake, the current flows to the ground and trips the MCB. ⚡ What is Grounding? Grounding is the connection of the current-carrying part (like the neutral of a transformer or generator) to the ground. Purpose: To maintain the voltage levels in the system. To stabilize the electrical system during faults or ...
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