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How many types of isolator is available for H.T.lines?
which one is best for sub-station?
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Answer Posted / arshad iqbal
There are different types of isolators available depending upon system requirement such as
Double Break Isolator
Single Break Isolator
Pantograph type Isolator
Depending upon the position in power system, the isolators can be categorized as
Bus side isolator – the isolator is directly connected with main bus
Line side isolator – the isolator is situated at line side of any feeder
Transfer bus side isolator – the isolator is directly connected with transfer bus
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