Methods used to mount Circuit Breakers can be divided into the whole group:

　　

　　FIXED Removable (Disconnectable Unit), and DRAWOUT (withDrawable) a Review of the Mounting Methods Follows.

　　Type Bus Bars.

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　　Replaced with out re-serviceing the unit on the line of the breaker.

　　This type of mounting is typically used for breakers rated 600 volts or less.

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　　The breaker.

　　The load must be turned off in order to test, remove or replace the unit.

　　Disconnected from the power support.

　　a Traveling Trolley Type of Hoist (someWhat Like a Small Boat Winch) SUPPORTS The Breaker During Removal and Re-Installation.

　　A Transient Supporting Device is NECESSARY As These Sizes are too heavy and too bulky to be safly moved into the out of public

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