Article 310 contains the general requirements for conductors, such as their insulation markings, ampacity ratings, and conditions of use. It does not apply to ...
Article 215 covers the installation, conductor sizing, and overcurrent protection requirements for feeder conductors not over 1,000VAC or 1,500VDC (Fig. 1). Fig. 1 ...
HD Electric Co.’s Phase Rotation Meter (PRM) is used to determine the leading phase of any two phases in a three-phase conductor system. The PRM is a dual-range 0 to 5 kV and 0 to 15 kV device that ...
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