AZ ROC R-11 Electrical study plan
AZ ROC R-11 Electrical · Give each week a clear focus.
8 weeks · About 8 hours per week
Electrical Systems and General Electrical Knowledge
Calculate voltage, current, resistance, and power in series, parallel, and combination circuits using Ohm's law and the power wheel, showing every step
Define the Article 100 terms that anchor the rest of the Code: service point, feeder, branch circuit, outlet, device, and separately derived system
Trace the path of power from utility service through service equipment, panelboard, feeder, and branch circuit for a single-family dwelling
Compute conductor ampacity adjustments for ambient temperature and conduit fill using the tables in Article 310 and explain each correction factor
Your checkpoint
Worked calculation packet of 30 problems (20 Ohm's law/power, 10 ampacity adjustment) with formulas shown, scored at 85% or better
Electrical Systems and General Electrical Knowledge & Wiring Methods, Materials, and Installations
Perform a standard method dwelling load calculation using Article 220 general lighting, small appliance, laundry, range, dryer, and heating/cooling demand factors
Size branch circuits and receptacle outlets for kitchen, bathroom, laundry, and garage per Article 210 requirements
Calculate box fill for a given device box using Table 314.16(A) and the conductor-equivalent rules in 314.16(B)
Select the correct conductor insulation type, size, and ampacity for four different installation scenarios
Your checkpoint
Completed load calculation worksheet for a 2,000 sq ft single-family dwelling, including service size and panel schedule
Wiring Methods, Materials, and Installations
Interpret Chapter 9 Table 1 and Table 4 to determine raceway fill for conductors of mixed sizes
Compare National Electrical Code, armored cable, and electrical metallic tubing wiring methods by permitted locations, support spacing, and protection from physical damage
Lay out support and securing requirements for raceways and cables across horizontal, vertical, and concealed runs
Identify installation requirements for boxes, fittings, and devices in wet, damp, and hazardous locations
Your checkpoint
Two-page quick-reference card of raceway fill percentages and support/secure spacing plus a 25-question wiring methods quiz scored at 85% or better
Overcurrent Protection, Grounding, and Bonding
Apply the standard ampere ratings of 240.6 and the next-size-up rule to select overcurrent devices for branch circuits, feeders, and service conductors
Size equipment grounding conductors per Table 250.122 and grounding electrode conductors per Table 250.66 for three different service configurations
Explain the difference between grounding and bonding and identify the required bonding jumpers at the service and at separately derived systems
Apply the feeder and branch circuit tap rules in 240.21 to determine conductor and overcurrent protection requirements
Your checkpoint
Grounding and bonding sizing table completed for three service scenarios plus a 30-question overcurrent protection and grounding quiz scored at 80% or better
Overcurrent Protection, Grounding, and Bonding & Electrical Equipment, Motors, and Controls
Look up full-load current for single-phase and three-phase motors from Tables 430.248 and 430.250 and size branch circuit conductors at 125%
Size motor overload protection, short circuit and ground fault protective devices, and disconnects using Article 430 Part III, IV, and IX
Determine conductor and overcurrent protection requirements for a hermetic refrigerant motor-compressor per Article 440
Calculate primary and secondary conductor and overcurrent protection sizing for a 45 kVA three-phase transformer
Your checkpoint
Motor and transformer circuit sizing worksheet covering four motors and one transformer, with all Code table references cited, scored at 85% or better
National Electrical Code and Arizona Electrical Rules/Statutes & Electrical Equipment, Motors, and Controls
Summarize the Arizona contractor licensing framework governing electrical contracting, including license classification, qualifying party, and disciplinary provisions of the state statutes
Locate the currently adopted edition of the National Electrical Code for Arizona and list any state or local amendments that change installation requirements
Describe permit, inspection, and adopted code requirements for electrical work performed in a typical Arizona jurisdiction
Explain the roles of the Registrar of Contractors and the state agency that adopts the electrical code in enforcement and complaint handling
Your checkpoint
Two-page Arizona rules and statutes summary with statute and rule citations, plus a 20-question Arizona-specific quiz scored at 85% or better
Estimating, Safety, and Project Management
Produce a material takeoff and labor estimate for a small commercial tenant improvement using unit pricing and published labor units
Build a job hazard analysis for energized work, trenching, and overhead work, identifying the controls for each hazard
Apply safe work practice concepts for arc flash and shock protection, including approach boundaries and required personal protective equipment categories
Draft a project schedule and change order process for a three-week electrical installation
Your checkpoint
Complete bid package for a small tenant improvement containing takeoff, priced estimate, job hazard analysis, and schedule
Electrical Systems and General Electrical Knowledge & Wiring Methods, Materials, and Installations & Overcurrent Protection, Grounding, and Bonding & Electrical Equipment, Motors, and Controls & National Electrical Code and Arizona Electrical Rules/Statutes & Estimating, Safety, and Project Management
Complete two full-length timed practice exams under exam conditions and log every missed question by domain and root cause
Re-drill the two lowest-scoring domains with targeted problem sets until each reaches 85% accuracy
Recite from memory the Code tables most frequently tested: 310.16, 250.122, 250.66, 430.248, 430.250, and Chapter 9 Table 1
Review the Arizona rules summary and re-verify any items flagged for review during week 6
Your checkpoint
Two timed practice exams completed with scores of 80% or better plus a one-page remediation log listing each missed item and the corrected rule
Milestones
Week 2: Complete a dwelling load calculation unaided in under 30 minutes with correct service size, and score 85% or better on the week 1 calculation packet
Week 4: Score 80% or better on the 30-question overcurrent protection and grounding quiz without table lookups for standard ampere ratings
Week 6: Score 85% or better on both the motor/transformer worksheet and the Arizona rules and statutes quiz, with all cited Code and statute sections verified
Week 8: Score 80% or better on both full-length timed practice exams with no domain below 70%