2019 NFPA 72 National Fire Alarm and Signaling Code Chapter 2 Referenced Publications 2.3.8 UL Publications. ANSI/UL 864, Standard for Control Units and Accessories for Fire Alarm Systems, 10th…
How should an insulated grounded conductor 6 AWG or smaller be identified?
2020 National Electrical Code Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Conductors Section:200.6 Means of Identifying Grounded Conductors. Sub-section:200.6(A) Sizes 6 AWG or Smaller. An…
What is one method of marking an insulated grounded conductor when it is larger than 4 AWG?
2020 National Electrical Code Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Conductors Section:200.6 Means of Identifying Grounded Conductors. Sub-section:200.6(B) Sizes 4 AWG or Larger. An…
An insulated grounded conductor larger than ________ AWG shall be permitted to be marked with white tape at the time of installation.
2020 National Electrical Code Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Conductors Section:200.6 Means of Identifying Grounded Conductors. Sub-section:200.6(B) Sizes 4 AWG or Larger. An…
Grounded (neutral) conductors larger than size 4 AWG may be identified by the terminations having ______ colored phase tape, at the time of installation.
2020 National Electrical Code Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Conductors Section:200.6 Means of Identifying Grounded Conductors. Sub-section:200.6(B) Sizes 4 AWG or Larger. Sub-section:200.6(B)(4)…
When an insulated conductor is intended to be used as a grounded conductor and contained inside a flexible cord, it should be identified with a ____________ outer finish or other methods allowed by Article 400.22.
2020 National Electrical Code Chapter 2 Wiring and Protection Article 200 Use and Identification of Grounded Conductors Section:200.6 Means of Identifying Grounded Conductors. Sub-section:200.6(C) Flexible Cords. An insulated conductor that…
All 125-volt, single-phase, 15- and 20-ampere receptacles in dwelling units that are installed in __________________must have ground-fault circuit-interrupter protection for personnel. Exceptions ignored.
2020 National Electrical Code Chapter 2 Wiring and Protection Article 210 Branch Circuits Section: 210.8 Ground-Fault Circuit-Interrupter Protection for Personnel. Sub-section: 210.8(A) Dwelling Units. All 125-volt, through 250-volt receptacles installed…
If 15- and 20-ampere, 125-volt, single-phase receptacles are installed in a residential garage, they must be:
2020 National Electrical Code Chapter 2 Wiring and Protection Article 210 Branch Circuits Section:210.8 Ground-Fault Circuit-Interrupter Protection for Personnel. Sub-section:210.8(A) Dwelling Units. Sub-section:210.8(A)(2) All 125-volt through 250-volt, receptacles installed in…
Which of the following is allowed to be supplied by circuits not exceeding 120 volts, nominal, between conductors?
2020 National Electrical Code Chapter 2 Wiring and Protection Article 210 Branch Circuits Section:210.6 Branch-Circuit Voltage Limitations. Sub-section:210.6(B) 120 Volts Between Conductors. Circuits not exceeding 120 volts, nominal, between conductors…
A way to __________________ ungrounded conductors supplying devices or equipment supplied on the same yoke by two or more branch circuits must be made available where the branch circuits start.
2020 National Electrical Code Chapter 2 Wiring and Protection Article 210 Branch Circuits Section: 210.7 Multiple Branch Circuits. Where two or more branch circuits supply devices or equipment on the…