Understanding NEC Article 326

Understanding NEC Article 326: Integrated Gas Spacer Cable (Type IGS) Introduction NEC Article 326 provides comprehensive guidelines for the use, installation, and construction of Integrated Gas Spacer (Type IGS) cables. Type IGS cable is a specialized system designed for underground applications and features a robust construction that includes solid aluminum conductors, kraft paper insulation, and […]

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Understanding NEC Article 220

Understanding NEC Article 220: Branch-Circuit, Feeder, and Service Load Calculations Introduction NEC Article 220 establishes the guidelines for calculating branch-circuit, feeder, and service loads in electrical installations. These load calculations ensure that electrical systems are designed with sufficient capacity to meet the demands of various types of occupancies and equipment while maintaining safety and reliability. […]

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