What is meaning of 5p20 in current Transformer | Types of Ct class | 5p20 vs5p10 |Target Technician

What is meaning of 5p20 in current Transformer |Types of Ct class |5p20 vs5p10 |Target Technician
1-what is 5p20 in current Transformer
2-5p20 vs5p10
3-what is current Transformer
4-5p20 in current Transformer
5-ct accuracy class
6- types of ct class
#ct
#currenttransformer
#what is 5p20

[@RahulYadav6362Vision]

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[@saurabhtomar9934]

Wow