The prior answers are correct in that if whatever you are powering up requires a disconnect box {also referred to as "safety switch, disconnect switch, or X.O.P.} then safety is an issue and should be done by an experienced person. Safety/Disconnect switches are required for equipment that meet or more precise does not meet certain criteria for safety. You need to know what all those criteria are in order to address each one, as well as the small novel of code requirements for installing safety switches.. The installer should know if and why a safety is needed, what code issues will need to be met based on the immediate surroundings as well as the accessibility to unqualified persons.
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You don't.
Call in a 'pro'.
WAY too much info missing to advise on the situation and probably
to much you don't know, to try it and not get hurt.
The prior answers are correct in that if whatever you are powering up requires a disconnect box {also referred to as "safety switch, disconnect switch, or X.O.P.} then safety is an issue and should be done by an experienced person. Safety/Disconnect switches are required for equipment that meet or more precise does not meet certain criteria for safety. You need to know what all those criteria are in order to address each one, as well as the small novel of code requirements for installing safety switches.. The installer should know if and why a safety is needed, what code issues will need to be met based on the immediate surroundings as well as the accessibility to unqualified persons.
It really depends on what you are running it through. Is their conduit in place or do you have to drill through studs and wall plates.
You will probably need a fish wire, which is a stiff wire to poke through the hole, conduit, etc then pull the lead wire back through.