View this email as a Web page Please add ECM_Code Watch_ to your Safe Sender list.

February 19, 2009 A Penton Media Publication Vol. VII No. 4

680.26 Equipotential Bonding for Swimming Pools, Spas and Hot Tubs

What's Wrong Here?

Code Q&A

Code Quiz

Electric West 2009


About this Newsletter
This twice-a-month
e-newsletter is brought to you from the publisher of EC&M magazine.

CodeWatch will:

  • Let you know what could be changing in the Code®.
  • Help you brush up on your ability to apply the Code®.
  • Test your knowledge of the Code® with a Q&A format.
  • Provide information on upcoming Code® seminars and shows.
  • Give you an opportunity to sound off on Code®-related issues.

    We want to make sure we're providing you with the content you need to better manage your business or enhance your technical skills. E-mail us and let us know what you want to see in future issues of this e-newsletter. We will do our best to address your request in a future issue of CodeWatch.

  • Subscriptions
    To unsubscribe from this newsletter go to: Unsubscribe

    To subscribe to this newsletter, go to: Subscribe

    To get this newsletter in a different format (Text or HTML), or to change your e-mail address, please visit your profile page to change your delivery preferences.

    Back Issues
    Missed an issue? Visit the CodeWatch archive on EC&M's Web site.

    Tell a friend about CodeWatch
    Do you know of someone who'd like to receive CodeWatch? Visit the subscriber site, enter their e-mail address and spread the wealth!

    To find out how to advertise in this newsletter, e-mail David Miller or call him at (312) 840-8487.

    The designations "National Electrical Code" and "NEC" refer to the National Electrical Code®, which is a registered trademark of the National Fire Protection Association.



    Top 2008 Code Changes

    680.26 Equipotential Bonding for Swimming Pools, Spas and Hot Tubs

    By Mike Holt
    The bonding rules for reducing voltage gradients around permanently installed pools, outdoor spas, or outdoor hot tubs were changed again. Here's a summary of the entire section.

    (A) Performance. Equipotential bonding is intended to reduce voltage gradients in the area around permanently installed pools, outdoor spas, or outdoor hot tubs by the use of a common bonding grid in accordance with 680.26(B) and (C).

    (B) Bonded Parts. The parts of a permanently installed pool, outdoor spa, or outdoor hot tub listed in (B)(1) through (B)(7) shall be bonded together with a solid copper conductor not smaller than 8 AWG with listed pressure connectors, terminal bars, exothermic welding, or other listed means [250.8(A)]. Equipotential bonding is not required to extend to or be attached to any panelboard, service equipment, or grounding electrode.

    To read more on this story, visit EC&M's Web site.

    Demanding professionals need our best DMM.
    The 289 True-rms Logging Multimeter with TrendCapture was designed for those of you at the top of your field.
    • Large 50,000 count, 1/4 VGA display • Logging function with expanded memory • TrendCapture graphically review logged on data • Low Pass filter for adjustable speed drives. click here for more info

    Code Challenge
    What's Wrong Here?
    By Joe Tedesco
    Think you know how this installation violates the NEC? Visit EC&M's Web site to see the answer. Hint: Busting out at the seams

    Code Q&A
    By Mike Holt
    Q. What are the AFCI protection requirements for dwelling units, and do these requirements apply to smoke alarms?

    Visit EC&M's Web site to see the answer.

    Code Quiz
    By Steven Owen
    When it comes to the placement of Class 1, Class 2, and Class 3 remote-control, signaling, and power-limited circuits, which one of the following statements meets Code requirements?

    1. Class 1, Class 2 and Class 3 circuits (in any combination) can occupy the same cable, enclosure, or raceway with other circuits as long as all circuit conductors have the same insulation rating.
    2. Two or more Class 2 circuits can occupy the same cable, enclosure, or raceway with other circuits.
    3. Two or more Class 3 circuits can occupy the same cable, enclosure, or raceway with other circuits.
    4. Class 2 circuits can occupy the same cable, enclosure, or raceway with Class 3 circuits.

    Visit EC&M's Web site for the answer and explanation.

    Cool Electronic Cabinets
    EXAIR’s low cost Cabinet Coolers stop electronic control downtime due to heat, dirt and moisture. UL Listed Cabinet Coolers produce 20 degree Fahrenheit air from an ordinary supply of compressed air to cool electrical controls. Thermostat control minimizes air usage. Maintains the NEMA 4, 4X (stainless steel) and 12 rating of the enclosure. Web site offers detailed information, downloadable drawings and PDF literature. click here for more information

    Shows and Events

    Electric West 2009

    The Electric West Show, to be held March 18-20, 2009 at the Las Vegas Convention Center in conjunction with the Power Quality Reliability Conference, is the perfect place to brush up on the latest NEC topics – and earn continuing education credits in the process. Geared toward electrical contractors, consulting & specifying engineers, electricians, and plant facility personnel, there’s something for everyone at the Electric Show. The biggest electrical marketplace in the western United States, this event attracts 250 exhibiting companies and more than 6,000 attendees every year. Here's a preview of some of the NEC seminars planned for next year's event:
    • One- and Two-Family Dwelling Unit Electrical Systems
    • Changes to the 2008 NEC
    • Swimming Pools and Similar Installations (NEC Article 680)
    • Introduction to the 2009 NFPA 70E
    For more information, visit our Web site.

    Eliminate Red Tags
    It takes more than the UL Mark on a product to satisfy code requirements. Before your next installation, use UL’s Code Compliance Database to identify the correlation between model codes and UL Certified products, as well as find manufacturers of certified products.

    Click here today to find up-to-date UL Listed products at the UL Code Correlation Database.

    You are subscribed to this newsletter as #email#

    For questions concerning delivery of this newsletter, please contact our Customer Service Department at:
    Customer Service Department
    A Penton Media publication
    US Toll Free: 866-505-7173
    International: 847-763-9504

    Penton | 1166 Avenue of the Americas, 10th Floor | New York, NY 10036

    Copyright 2014, Penton. All rights reserved. This article is protected by United States copyright and other intellectual property laws and may not be reproduced, rewritten, distributed, re-disseminated, transmitted, displayed, published or broadcast, directly or indirectly, in any medium without the prior written permission of Penton Media, Inc.