EEA Electrician Exam case studies
EEA Electrician Exam · Put your knowledge to work in context.
The EEA Electrician credential is a professional certification for electricians who want independent verification of their knowledge of electrical theory, installation practice, and code application. It suits working journeymen, maintenance and industrial electricians, and candidates preparing for licensing who want a structured benchmark of their competence. The EEA Electrician Exam case studies are 5 cases and about 2,634 words.
1Service Grounding Electrode Conductor and Water Pipe Bonding
A 400 A, 120/240 V single-phase service is being inspected at a small commercial building. The service-entrance conductors are 600 kcmil copper, protected by a 400 A main breaker.
484 words, about 2 min2Rooftop Motor Breaker Trips on Hot Afternoons
A 25 hp, 460 V, three-phase motor drives a rooftop exhaust fan. The motor nameplate shows 35.5 A FLA, service factor 1.15, and a 40°C ambient rating.
549 words, about 3 min3Available Fault Current and HVAC Control Panel SCCR
A 480 V, three-phase service has 35,000 A available fault current at the service terminals. A 150 A feeder supplies a packaged rooftop HVAC unit.
505 words, about 3 min4Adding a 48 A EV Charger to a 200 A Dwelling Service
A 2,400 sq ft single-family dwelling has a 200 A, 120/240 V service. Existing loads include a 12 kW electric range, a 5 kW electric dryer, a 4.5 kW water heater, a 5-ton air conditioner with a 30 A nameplate, gas space heating, a built-in microwave/hood rated 1,200 VA, a dishwasher rated 1,200 VA, and a 900 VA disposal.
569 words, about 3 min5Equipotential Plane and Neutral Bonding in a Milking Parlor
A 200 A, 120/240 V service supplies a dairy milking parlor. The building has a concrete floor with reinforcing mesh, metal stall partitions, metal water piping, and a 50 A hardwired livestock waterer.
527 words, about 3 min