In installing a telephone system in a building, PABX is used up to the riser (conduit is used) and telephone wires are distributed through a 66-block after cables run through cable trays. Is this a good distribution path with all the equipment stated?
In installing a telephone system in a building, PABX is used up to the riser (conduit is used) and telephone wires are distributed through a 66-block after cables run through cable trays. Is this a good distribution path with all the equipment stated?
Chapter16: Branch Circuits For The Garage And Outdoors
Section: Chapter Questions
Problem 5R
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In installing a telephone system in a building, PABX is used up to the riser (conduit is used) and telephone wires are distributed through a 66-block after cables run through cable trays. Is this a good distribution path with all the equipment stated?
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