Other Symbols 2


Symbol on transformer

This is the general symbol that can have four different compositions. The meaning of each of these different compositions is shown below.
Symbol on transformer
This is symbol indicates that it is a transformer. 
Symbol on transformer
This is symbol means that the equipment is isolated. 
Symbol on transformer
This is symbol means the isolating ballast is not short-circuited. 
Symbol on transformer
This is the symbol means that the isolating ballast is short-circuited. 
Symbol on transformer
This symbol means that the ballast is equipped with safety isolation and short-circuit protection.
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