|
|
Think you know how this installation violates the
NEC?
Visit EC&M's
website to see the answer.
Hint: Locker room antics
|
|
Q. When can I use Table 310.15(B)(6)?
Visit EC&M's
website to see the answer.
|
|
Fill in the blanks with the correct
answers.
New requirements for marking of cable trays apply when the cable trays
contain ____________ conductors [(230.44)], or conductors rated at more
than _________ [(392.18(H)].
- branch circuit; 600V
- feeder; 35kV
- tray-rated; 2.4kV
- service entrance; 600V
Visit EC&M's
website for the answer and explanation.
|
|
Scheduled for February 22-24 in Long Beach, Calif.,
Electric West offers attendees a rich educational program, including a
dedicated track to “Code Changes & Standards.” Presented by some of
the most well-known and respected names in the industry, a variety of
Code-related seminars will get you up to speed on the 2011 changes as
well as prepare you for how to apply these changes in the field.
Following is a sampling of what you can choose from on the NEC front:
- IAEI’s Analysis of 2011 Code Changes
- NFPA 70E-2012 Electrical Safety Requirements
- Understanding Important NEC Requirements
- Latest Lighting Energy Code Updates: California Title 24 2008 –
ASHRAE-IES 2010 – IECC 2009 Lighting
- Common NEC Violations
- Arc Flash Hazard Mitigation Methods: Benefits and Limitations
- What’s Wrong Here – Ripped from the Pages of EC&M – Parts 1
and 2
- Qualified Persons and Electrical Hazards
- Ask the Experts
For more information and to register, visit www.electricshow.com.
|
|
|
Advertisement
The new Fluke 381 does everything you would expect from a
clamp meter, and then lets you remove the display for even more
flexibility. Now one technician can do multiple jobs. Clamp the Fluke
381 around a conductor, remove the display and walk across the room to
operate controls or remove protective equipment, all while watching
real-time readings. www.fluke.com/innovation381
 |
WHITE PAPERS
2011 Electroforecast
Notwithstanding
recent lower-than-expected employment numbers and a mid-year stall in
the housing market, the general U.S. economy has been showing some signs
of recovery since the recession ended in June 2009. However, with its
12- to 24-month lag behind the general economy, non-residential
construction is not expected to experience a substantial uptick in 2011.
Read the complete 2011
EC&M Electroforecast. |
Advertisement
ELECTRICALC® PRO
Fully Updateable Electrical
Code Calculator
Electrical reference tool quickly and accurately solves
electrical/wiring problems compliant with current or past NEC® codes.
Use it every day to calculate wires sizes, voltage drop, conduit-sizing
and more.
SCALE MASTER® PRO XE
Advanced Digital Plan Measure
Makes it easy for you to get fast, accurate linear, area and volume
takeoffs from blueprints, drawings and plans.
Click here.
 |
ON DEMAND MEDIA
Top Code Changes: 2011 NEC
EC&M has partnered with NEC expert Mike Holt to present a
one-hour webinar covering the top 2011 NEC Code Changes. This event is
available on demand here. |
Advertisement
Cool Electronic Cabinets
EXAIR’s Cabinet Cooler® Systems stop electronic control downtime due
to heat, dirt and moisture. They produce 20 degree Fahrenheit air from
ordinary compressed air. Thermostat control minimizes air usage. Cabinet
Coolers are UL Listed, CE compliant and maintain the NEMA 4, 4X and 12
rating of the enclosure. Visit
the website for complete information, including application
video. |
|
|
|
|
About This Newsletter
|
|
