Overcurrent Protection
This interactive class covers calculations for overcurrent protection for conductors and equipment in residential, commercial, and industrial services, feeders, and branch circuits. Also covers rules for feeder taps and transformer secondary conductors. Bring 2017 NEC, calculator, highlighters, notebook and pencils. Instructor: Richard Chambers. Class ID 9775 …
Commercial Service Calculations
Iowa Valley Business and Community Solutions Conference Center 3702 S. Center St, Marshalltown, IAThis 4-hour interactive class covers calculations for commercial services, including retail stores, office buildings, schools and places of worship, hotels and motels, restaurants, and farms. Also covered are neutral load calculations and optional methods. Participants should bring 2017 NEC, calculator, highlighters, notebook and pencils. Instructor: Richard Chambers.
Manufacturing Fundamentals
Learn the basic skills required to work in the manufacturing field. Discover the role of production design, process planning, and the heart of 13 different manufacturing processes. Understand why facility location and plant layout decisions are so vital and learn how job design helps you accomplish company goals and achieve worker satisfaction. Find out what…
Manufacturing Applications
Learn to apply the principles and concepts of manufacturing. Discover the nature of strategy and learn how it leads to the development of manufacturing strategy. Understand the purpose of customer demand forecasting and find out what forecasting methods are suitable for which situations. Explore the nature of planning and learn how to effectively use Gantt…
Voltage Drop Calculations (ZOOM)
This two-hour class covers a practical method to compute voltage drop in single-phase and three-phase AC and DC circuits, the need for these calculations, how to use your calculator most effectively, how to solve voltage drop problems in the electrician license exam, and how to correctly size conductors for efficient operation in residential, commercial, and…
National Electrical Code (NEC) for Solar PV Installers (ZOOM)
This 4-hour course covers Article 690 of the NEC in detail including definitions of various PV systems, circuits, and components; requirements for circuit identification, routing, and ground-fault protection; voltage and current calculations; conductor sizing and overcurrent protection; disconnects and labeling; wiring methods; connections and interconnections; grounding; identification and connection to other power sources; and storage…
Pools, Spas, and Hot Tubs – Article 680
This 3-hour class covers the National Electrical Code requirements for swimming pools, fountains, hot tubs, spas, and hydromassage bathtubs, including: bonding and grounding; permitted wiring methods; clearances for overhead and underground wiring; rules for equipment disconnects and motors; distances for receptacles, luminaires, ceiling fans, and switches; rules for underwater lighting; the equipotential bonding grid; and…
Transformer Calculations (ZOOM)
This 2-hour interactive class covers calculations for correctly sizing transformer primary and secondary conductors and primary and secondary overcurrent protection for single-phase and three- phase transformers of all sizes. You will also learn how to adjust input values for transformers with efficiencies less than 100%. Participants should bring: 2020 NEC, calculator, highlighters, notebook and pencils.
Mine Safety Refresher (MSHA 46 & 48)
Iowa Valley Business and Technology Center 3700 S. Center Street, Marshalltown, IAThis course is the annual refresher instruction designed to train and recertify persons for Part 46 & 48B surface training for underground mines. Refresher classes are not comprehensive in scope; participants should meet the MSHA definition of “experienced miner.” The Iowa mine health and safety training program is conducted under the Iowa Department of Education,…
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