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Is PABX enough to distribute telephone lines to every floor? Is there no need for a distribution box? Can PABX suffice for the distribution of lines?

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter11: Thermostats, Pressure Switches, And Other Electric Control Devices

Section: Chapter Questions

Problem 33RQ

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Is PABX enough to distribute telephone lines to every floor? Is there no need for a distribution box? Can PABX suffice for the distribution of lines?

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