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What is the difference between Welding Transformer and Normal Transformer?‎

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How to calculate cable size in HT?‎

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Answer added by  Thamarai kannan Natesan, Electronics Engineer, Ceramic pipes company
8 years ago

kVA X0.8 PF =Kw =W              P=RT3 V I COS fi               SO, I = P / RT3 x V x COSfi I = /1.xx0.8= A Now take cable table and select the suitable xlpe cable.     ... See More

 

Answer added by  SK Tausif Khaleque SK Abdul Khaleque, MEP Engg., Unique Merchantile India Pvt. Ltd, Ramada Plaza Project
8 years ago

Welding Transformer is a such kind of Transformer which produces a large Amps of current in its output side(Secondary Side) and low volts of voltage in secondary.A weldin ... See More

 

Answer added by  Thamarai kannan Natesan, Electronics Engineer, Ceramic pipes company
8 years ago

Welding transformer :  It is a step down transformer that converts mains voltage and current to a sufficiently high current at the output such as is essential for generat ... See More

 

Answer added by  manzoor ummar, Electrical Engineer, Tata Consulting Engineers
7 years ago

Cable sizing is done based on three parameters: Load current, Short circuit current carrying capacity, Voltage drop. Step 1: Calculate the load current from the load data ... See More

 

Answer added by  Faisal Alarmouti, Senior Sales Engineer, Hitachi
8 years ago

I prefer Mustafa answer ..

 

Answer added by  mustafa محمد صادق السيد, Electrical Engineer, rmc
8 years ago

You Can use i\this for less than 1 kV cable-sizing-calculator For XlpE Calucation