Certificate
Commercial Electrician
National Center for Construction Education and Research (NCCER)
Median earnings
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Cost
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Duration
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Completion
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Skills taught
Apply electrical safety practices to protect workers and comply with applicable safety requirementsPerform hand bending and conduit bending to form conduit to required angles and offsetsApply electrical theory principles to support installation and troubleshooting activitiesSelect and use electrical test equipment to measure and verify electrical system performanceApply National Electrical Code requirements to support compliant electrical installationsInstall raceways boxes and fittings including selection assembly and code-compliant installationSelect and install conductors including sizing terminations splices and code-compliant installationsRead and interpret electrical blueprints to support commercial installation activitiesPerform commercial and industrial wiring including circuit installation and device connectionsInstall grounding systems in compliance with applicable code requirementsCalculate conductor selection and sizing based on load requirements and code provisionsInstall electrical services including service entrance equipment and associated componentsSelect and apply circuit breakers and fuses for overcurrent protection of electrical systemsInstall and apply contactors and relays for motor and load control applicationsInstall electric lighting systems including fixtures lamps ballasts and componentsPerform load calculations for branch circuits feeders and services to determine conductor and equipment sizingApply raceway box and fitting fill requirements to ensure code-compliant installationsInstall wiring devices and distribution equipment including panelboards and switchboardsInstall and apply distribution system transformers in commercial electrical systemsInstall standby emergency and fire alarm systems in compliance with applicable code requirements