310S Domestic and Rural Electrician

Residential service types, 120/240V systems, service masts, panel clearances, main bonding jumpers, and service conductor sizing.

Branch circuit sizing, conductor types, NMD90 cable, ampacity ratings, overcurrent protection, and voltage drop calculations.

NMD90 installation rules, cable support and protection, box fill calculations, device boxes, and conductor terminations.

Receptacle spacing rules, switch mounting, tamper-resistant receptacles, ceiling fans, lighting outlets, and entrance lighting requirements.

Ground fault and arc fault circuit interrupter operation, required locations, trip thresholds, bathroom/outdoor/garage/basement protection.

Kitchen counter receptacle spacing, split receptacles, small appliance circuits, bathroom GFCI, laundry circuit requirements, and dedicated appliance circuits.

Grounding electrode conductors, ground rods, bonding to water pipes, neutral-to-ground bonds, sub-panel isolation, and equipment bonding.

Dwelling unit load calculations, basic load allowance, demand factors, electric range loads, heating loads, small appliance allowances, and service sizing.

Rural supply systems, farm wiring, direct burial, pool and hot tub wiring, EV charger installation, lockout-tagout, safety procedures, and troubleshooting.