Event Phone: 719-488-2632

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  •  June 11, 2022
     8:00 am - 12:00 pm
  •  August 13, 2022
     8:00 am - 12:00 pm
  •  October 15, 2022
     8:00 am - 12:00 pm
  •  December 17, 2022
     8:00 am - 12:00 pm


  • Larry Bobo, Owner, Bobo Technologies. Bobo Technologies NEC Electrical Training, helping electrical professionals prepare for and pass their state electrical exams for over 30 years.
    Larry Bobo
    Your instructor, Larry D. Bobo, started in the electrical trade in 1973 and has worked as an electrical contractor, business manager, general superintendent, project manager, service manager, estimator, foreman and electrician.

NEC Grounding & Bonding and Transformers

Article 100 Definitions that apply to grounding and bonding are clarified and illustrated. Sizing grounding electrode conductors for grounded ac services and separately derived systems and the various grounding electrodes, sizing main and system bonding jumpers, equipment bonding jumpers and equipment grounding conductors are also discussed.

Motors – Conductors are sized for various types of motors, including multiple motor applications, as well as short-circuit and ground-fault protection.

Generator, Welder, and Transformer Calculations – The sizing of conductors for generators and single and multiple welders are explained. Transformer formulas and calculations are also illustrated.

Miscellaneous Commercial Calculations – Miscellaneous commercial calculations include general-purpose receptacles, fixed multioutlet assemblies, HVAC loads, and sign circuits.

Course Schedule

    • This is a Live, Online course on Saturday morning from 8 AM to 12 PM
    • Check-in starts at 7:45 AM and class time is 8:00 AM to 12:00 PM.
    • Late registration for this course is open through 5PM on the day before the class begins.

Registration and Payment

    • Registration is $49

Important Notes:

    • Check-in starts at 7:45 AM and class time is 8:00 AM to 12:00 PM.
    • A  Certificate of Completion will be provided.



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