what is the difference between bus-coupler and bus-riser
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Answer Posted / prashant patil
Bus coupler is used to connect two bus section in bus bar.
where as bus riser is used to rise lower the end of the bus
coupler circuit breaker to bus bar level. it also used to
mount bus bar PT & Protection CT on bus riser. There for it
used for three pourpose so need not requrid extra panel for
bus PT.
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