Subpart I—Surface High-Voltage Distribution

Sections

• 77.800
  § 77.800 High-voltage circuits; circuit breakers.
• 77.800-1
  § 77.800-1 Testing, examination, and maintenance of circuit breakers; procedures.
• 77.800-2
  § 77.800-2 Testing, examination, and maintenance of circuit breakers; record.
• 77.801
  § 77.801 Grounding resistors.
• 77.801-1
  § 77.801-1 Grounding resistors; continuous current rating.
• 77.802
  § 77.802 Protection of high-voltage circuits; neutral grounding resistors; disconnecting devices.
• 77.803
  § 77.803 Fail safe ground check circuits on high-voltage resistance grounded systems.
• 77.803-1
  § 77.803-1 Fail safe ground check circuits; maximum voltage.
• 77.803-2
  § 77.803-2 Ground check systems not employing pilot check wires; approval by the Secretary.
• 77.804
  § 77.804 High-voltage trailing cables; minimum design requirements.
• 77.805
  § 77.805 Cable couplers and connection boxes; minimum design requirements.
• 77.806
  § 77.806 Connection of single-phase loads.
• 77.807
  § 77.807 Installation of high-voltage transmission cables.
• 77.807-1
  § 77.807-1 High-voltage powerlines; clearances above ground.
• 77.807-2
  § 77.807-2 Booms and masts; minimum distance from high-voltage lines.
• 77.807-3
  § 77.807-3 Movement of equipment; minimum distance from high-voltage lines.
• 77.808
  § 77.808 Disconnecting devices.
• 77.809
  § 77.809 Identification of circuit breakers and disconnecting switches.
• 77.810
  § 77.810 High-voltage equipment; grounding.
• 77.811
  § 77.811 Movement of portable substations and transformers.