Subpart S. Subpart S—Trolley Wires and Trolley Feeder Wires

• § 77.1800 - Cutout switches.
• § 77.1801 - Overcurrent protection.
• § 77.1801-1 - Devices for overcurrent protection.
• § 77.1802 - Insulation of trolley wires, trolley feeder wires and bare signal wires; guarding of trolley wires and trolley feeder wires.