United 232 Crash
Survivor, NBA Broadcaster Brings Life Experiences
to PEARL
Conference
Jerry
Schemmel - survivor of United Flight 232, author,
and voice of the Denver Nuggets - will bring his
unique perspective on surviving difficult times
and the meaning of success to PEARL's 13th
Electrical Safety and Reliability Conference &
Exhibition to be held at the Denver's Westin Tabor
Center, April 24-26. ...Read
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TECH
TALK WITH UPDATED PICTURES for chance to win
4GB IPOD!! Can
you identify this part? Here are some additional
photos. We'll draw a winner from all correct
entries received in September. CONGRATULATIONS to
Dean Vanasse of Schneider Electric, out of Canton,
Massachusetts for winning last month's Tech Talk
Challenge!
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How to Recondition
Low-Voltage Circuit Breakers Low
voltage circuit breakers include molded case,
insulated case and power breakers. Whether using
thermal magnetic current sensing and tripping or
solid state, they are removed from service and at
some point reapplied more than nearly any other
type of electrical hardware. While manufacturer
product is typically very robust and suitable for
reuse under the proper circumstances, performance
verification is critical prior to
re-installation...Read More
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More Industry
News
Arc-Flash Analysis Starts With a
Call to the Utility This white paper from
NEMA's Low-Voltage Distribution Equipment Section
stresses the need for accurate short circuit
ratings and fault current ratings when doing an
arc flash analysis. It also warns against common
misconceptions from the utility that can make your
analysis faulty and leave your people exposed to
explosive dangers...Read More
Static Electricity: The Hidden
Danger Many plant fires and personnel
injuries are directly linked to a static spark
igniting a vapor, gaseous or dust atmosphere, this
paper presents guidelines and safety measures for
controlling static electricity in hazardous work
environments. The phenomenon of static electricity
is defined, and the limitations of grounding and
bonding techniques in hazardous area applications
that use non-conductive materials such as drums,
containers are reviewed...Read More
Selecting Overcurrent
Protection Traditional time-current curve
analysis may not accurately portray the degree of
selectivity existing when current-limiting
overcurrent protective devices are involved. This
Tech Topics will discuss viable methods for
evaluating selectivity between current-limiting
fuses and non current-limiting circuit
breakers....Read More
Conduit Connundrums This
paper provides guidelines for installing. cables
in conduit, including: advantages and
disadvantages, a chart of required conduit sizes
based on fill ratios, basic pulling tension
information for the cables, a chart that estimates
maximum pulling tension and a list of the ways of
reducing pulling tension...Read
More
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COME SEE PEARL!
Circuit Breaker Test &
Maintenance Training Conference October
5-9, 2009 Sheraton
Atlanta Hotel, Atlanta, GAIEC Electric
Expo October
22-23, 2009 America's
Center, St. Louis, MOIlluminations -
NEMA November
13-14, 2009 Westin
Kierland Hotel, Scottsdale, AZ
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