Transcription of NEC 2017 Code Changes Chapter 4 - Equipment for General Use
{{id}} {{{paragraph}}}
Example: quiz answers
NEC 2017 Code Changes Chapter 4 - Equipment for General Use
2016 All Star Training, Inc. 1 NEC 2017 Code Changes Chapter 4 - Equipment for General Use Changes from the 2014 code are highlighted in yellow. ARTICLE 404 switches Part I. Installation Scope. The provisions of this article apply to all switches , switching devices, and circuit breakers used as switches operating at 1000 volts and below, unless specifically referenced elsewhere in this Code for higher voltages. Switch Connections. (A) Three-Way and Four-Way switches . Three-way and fourway switches shall be wired so that all switching is done only in the ungrounded circuit conductor. Where in metal raceways or metal-armored cables, wiring between switches and outlets shall be in accordance with (A). Exception: Switch loops shall not require a grounded conductor.
Exception No. 3: Hookstick operable isolating switches shall be permitted at greater heights. (B) Voltage Between Adjacent Devices. A snap switch shall not be grouped or ganged in enclosures with other snap switches, receptacles, or similar devices, unless they are arranged
Loading..
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: