SC Public Utilities Electrical Practice Questions - South Carolina Public Utilities - Electrical Contractor Examination Exam

Armor rods and vibration dampers are installed on overhead conductors primarily to:

Increase the conductor's ampacity rating Reduce aeolian vibration and fatigue at supports and clamps Convert ACSR into insulated multiplex Bond the communication messenger to the primary

Correct Answer:

Reduce aeolian vibration and fatigue at supports and clamps

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