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Grounding
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Sikander Rais's image
Question added by Sikander Rais Electrical Project Engineer Larsen & Toubro - United Arab Emirates
7 years ago

What is the exact ratio of Salt and charcoal for reducing soil resistivity when grounding earth electrodes?‎

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Electrical
Grounding
Muhammad shoaib's image
Question added by Muhammad shoaib Electrical Technician Byco Petroleum LTD.
8 years ago

What is the difference between grounding and neutral? and what is the advantage and disadvantage if we use grounding as a neutral? ‎

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Electrical
Electrical Engineering
Grounding
Electrical Safety
Electrical Installation
manzoor ummar's image
Question added by manzoor ummar Electrical Engineer Tata Consulting Engineers
8 years ago

Why do we use megger to measure earth resistivity although this value is very small?‎

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Electrical
Electrical Engineering
Grounding
Transformer
Electrical Engineer
manzoor ummar's image
Question added by manzoor ummar Electrical Engineer Tata Consulting Engineers
8 years ago

Why copper plate electrodes is used for earthing the neutral of power transformer? Can rod or pipe electrode be used instead of plate electrode here? ‎

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Electrical
Electrical Engineering
Grounding
Electrical Safety
Electrical Installation
manzoor ummar's image
Question added by manzoor ummar Electrical Engineer Tata Consulting Engineers
8 years ago

Why mild steel is used for earthing of substations whereas galvanized steel is used for earthing areas other than substation?‎

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Electrical
Electrical Engineering
Grounding
Lightning Protection
manzoor ummar's image
Question added by manzoor ummar Electrical Engineer Tata Consulting Engineers
8 years ago

Why do we use dedicated earth pits for lightning protection? Why can't we connect the down conductor to earth pit used for earthing? ‎

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Grounding
Electrical Safety
mustafa محمد صادق السيد's image
Question added by mustafa محمد صادق السيد Electrical Engineer rmc
8 years ago

Why aren't aluminum electrodes allowed for use in grounding?‎

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Grounding
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Question added by Deleted user
9 years ago

How grounding is different than earthing ?‎

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Grounding
Installation
Stanley Mutandwa's image
Question added by Stanley Mutandwa Power Technician Tendo Electronics & Power Engineering
9 years ago

What is the chief purpose of neutral grounding?‎

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Type Design
Grounding
Transformer
Dr MUhammad Anwar Ul Haq Bajwa's image
Question added by Dr MUhammad Anwar Ul Haq Bajwa Head of Sales and Business Development, Chief Transformation Officer, General Manager EVOSTEL (Ali Zaid Al Quraishi Holding Group)
9 years ago

How Dry Type transformers can be ground?‎

what must be minimum resistance?‎

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