A. Expansion splice plates for cable trays must be provided where necessary to compensate for thermal expansion and contraction [Sec. 392.44]. Thermal expansion is often overlooked and can be a ...
Underlined text indicates a 2017 Code change. A. The permitted uses of power and Type TC cable include [336.10]: (1) Power, lighting, control, and signal circuits. (2) In cable trays including those ...
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