Conductor Pulling Tension

Capstan-equation pulling tension and sidewall pressure across bends.

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Formula and source

Capstan equation T_out = T_in × exp(μ × θ) accumulated per bend; sidewall pressure T/R per bend; flagged against 5000 lb head-end / 1000 lb-per-ft sidewall thresholds.

Manufacturer pull-tension guides (Southwire, Encore Wire) by name.

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