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Cast Your Vote for the EC&M
Product of the Year!
Would you like to help pick the prestigious EC&M
Product of the Year winner and qualify for a chance to win $100? If
you're an EC&M subscriber, make your vote count by visiting the
EC&M Product of the Year category winners list. To review
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a brief description and view a photo. Once you're finished with your
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help us identify the 2010 EC&M Product of the Year Platinum,
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voting poll will remain open through 5 p.m. on June 18, 2010. Please,
only one vote per EC&M subscriber. Any votes received from
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Fluke 233 Remote Display Multimeter
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What's Wrong Here?
By Brian J. McPartland
Think you know how this installation violates the
NEC? Visit EC&M's
Web site to see the answer.
Hint: 'Tis the wrong season
By Mike Holt
Q. Can you please go over the basic rules for
Visit EC&M's Web
site to see the answer.
By Steven Owen
Fill in the blank with the correct answer.
When installing service equipment for services rated more than 35kV
(phase-to-phase), where conductors enter a building, the conductors
shall terminate in _________.
- metal-clad junction and pull boxes or heavy-duty metal auxiliary
- busways or high-voltage switches
- a metal-enclosed switchgear compartment or a vault meeting certain
requirements of Art. 450
- There is no correct answer. It is not permitted to install
conductors in a building that operate at more than 35kV.
Web site for the answer and explanation.
The safest two letters in electrical bring you the new 2010 UL
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Code News Update
Comments Sought on Proposed
A Tentative Interim Amendment (TIA) has been proposed
NFPA 70 - 2008 Edition, National Electrical Code
TIA Log No. 990
Submitter: Neil LaBrake, National Grid
Revise the text of 90.2(B)(5) to read as follows:
"Installations under the exclusive control of an electric utility where
a. Consist of service drops or service laterals, and associated
b. Are on property owned or leased by the electric utility for the
purpose of communications, metering, generation, control,
transformation, transmission, or distribution of electric energy,
c. Are located in legally established easements or rights-of-way,
d. Are located by other written agreements either designated by or
recognized by public service commissions, utility commissions, or other
regulatory agencies having jurisdiction for such installations. These
written agreements shall be limited to installations for the purpose of
communications, metering, generation, control, transformation,
transmission, or distribution of electric energy where legally
established easements or rights-of-way cannot be obtained. These
installations shall be limited to federal lands, Native American
reservations through the U.S. Department of the Interior Bureau of
Indian Affairs, military bases, lands controlled by port authorities
state agencies and departments, and lands owned by railroads."
To review the submitter's "Substantiation" and "Emergency Nature"
supporting text for this proposed TIA, click
This TIA has been published for public review and comment. Comments
should be filed with the Secretary,
Standards Council by June 18, 2010. No form is required, but
your comments should be submitted on company letterhead. Please
the TIA number when submitting your comments.
South Carolina Codes Update
On March 22, 2010, the South Carolina Building Codes
Council (SCBCC) formerly adopted a half dozen construction-related
building codes. The new codes carry a mandatory enforcement by all
jurisdictions in the state and take effect on Jan. 1, 2011. The
mandatory codes include:
No appendixes for any of the codes listed above were adopted by the
SCBCC and cannot be adopted or used locally.
- 2009 International Building Code, with modifications
- 2009 International Residential Code, with modifications
- 2009 International Fire Code, with modifications
- 2009 International Plumbing Code, unmodified
- 2009 International Mechanical Code, unmodified
- 2009 Fuel Gas Code, with modifications
The notice also made mention of the use of permissive codes used by
local jurisdictions, which must first be adopted by ordinance before
enforcement can begin. The permissive codes that may be adopted are
- 2009 International Property Maintenance Code
- 2009 International Existing Building Code
- 2009 International Performance Code for Buildings and
Video - Keeping Electronics Cool
control downtime due to heat, dirt and moisture. EXAIR Cabinet Cooler®
Systems produce 20 degree Fahrenheit air from an ordinary supply of
compressed air to keep electronics cool. Thermostat control minimizes
air usage. Cabinet Coolers are UL Listed and maintain the NEMA 4, 4X
12 rating of the enclosure. Web site offers detailed information, a
video, CAD drawings, and PDF literature. http://www.exair.com/15/54015.htm
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