NFPA 70, National Electrical Code Ready Reference Cards

National Electric Code Ready Reference Cards 2023

NEC Reference Cards include 13 waterproof and durable 3.5ʺ x 5.5ʺ cards displaying the commonly used tables from the code. The all-new set features updated table numbers, titles, column headings, and footnote content to correspond with the significantly revised 2023 edition of the NEC.

The following NEC tables are included in the set:

• Table 250.66: Grounding Electrode Conductor for Alternating-Current Systems
• Table 250.102(C)(1): Grounded Conductor, Main Bonding Jumper, System Bonding Jumper, and Supply-Side Bonding Jumper for Alternating-Current Systems
• Table 250.122: Minimum Size Equipment Grounding Conductors for Grounding Raceway and Equipment
• Table 300.5: Minimum Cover Requirements, 0 to 1000 Volts ac, 1500 Volts dc, Nominal, Burial in Millimeters (Inches)
• Table 310.12(A): Single-Phase Dwelling Services and Feeders
• Table 310.15(B)(1)(1): Ambient Temperature Correction Factors Based on 30°C (86°F)
• Table 310.16: Ampacities of Insulated Conductors with Not More Than Three Current-Carrying Conductors in Raceway, Cable, or Earth (Directly Buried)
• Table 314.16(A): Metal Boxes
• Table 430.52(C)(1): Maximum Rating or Setting of Motor Branch-Circuit Short-Circuit and Ground-Fault Protective Devices
• Table 430.250: Full-Load Current, Three-Phase Alternating-Current Motors
• Table 450.3(B): Maximum Rating or Setting of Overcurrent Protection for Transformers 1000 Volts and Less (as a Percentage of Transformer-Rated Current)
• Selected sections from Chapter 9, Table 4: Dimensions and Percent Area of Conduit and Tubing (Areas of Conduit or Tubing for the Combinations of Wires Permitted in Table 1, Chapter 9)
• Selected sections from Chapter 9, Table 5: Dimensions of Insulated Conductors and Fixture Wires
• Summary of Tap Conductor Requirements

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