Final answer:
Cable tray system usage restrictions according to NEC Section 392.12 for specific applications.
Explanation:
Cable tray systems must not be used for power and control applications, service-entrance systems, or in hoistways as per NEC Section 392.12. Coaxial cables are designed to carry high power signals, making them unsuitable for these specific uses. Instead, signal cables are better suited for these applications. It is crucial to adhere to these guidelines for safety and proper functionality.
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