2020 NEC® Changes: Focus on Wiring Methods
This interactive online course covers the changes in the Chapter 3 wiring method articles of the NEC, namely Articles 320 through 392 (AC cable through cable trays). Notable changes include new rules for cables in thermal insulation, a new article (337) for Type P cable, clarifying the different types of service entrance cables, clarifying the rules for stainless steel raceways and fittings, and addressing cable trays that utilize flanged openings.
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Learning Objectives
- Identify the proper securing and supporting requirements for cables
- Determine when table 310.15 C1 has to be used for ampacity adjustments
- Name the conductors allowed for direct burial
- Given a conduit and environment, select the appropriate fittings
- List the permitted uses of liquid tight flexible metal conduit
- Discuss the changes for cable trays.
Specs
Course Level | Intermediate |
Languages | English |
Compatibility | Audio, Video, MobileReady |
Course Applies To
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