Thermal resistivity of the soil rating factor (Cs)

The rating factor Cs is applied to cable sizing calculations for cable installed in the ground. Its value varies according to the thermal resistivity of the soil in which the cable is installed. See BS7671:2018,Table4B3.

a professional and informative illustration that represents the concept of 'X-ref in Construction and BIM'
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x-ref

The term “X-ref” is commonly used as an abbreviation for

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