Wire ampacity current carrying conductor adjustment factors per NEC Table 310.15(C)(1). Number of Conductors in Raceway or CableWire Ampacity Adjustment Factor 1-31.00 4-60.80 7-90.70 10-200.50 21-300.45 31-400.40 41 or more0.35 Electrical Calculators...
Cable pulling tension calculator using 3D graphcial layout PE Conductor Sizing Protective earthing / ground conductor sizing calculation tool Underground Conductor Electromagnetic Fields Determine if the magnetic fields generated by underground conductors exceed health & safety exposure limits for workers & pub...