Here are some interesting
topics that have been covered in previous issues:
House Heart Attack. If a house has a heart attack,
it is it's main electrical panel and it's branch circuits that are it's
arteries. Houses built during earlier time periods were built
using lath and plaster. This presents new problems. The problems are
many and each house is a little different. So, if you have not worked
in a house with lath and plaster I would suggest you obtain a copy of
Tom Henry's book Tom's Tips.
Here you will find many tips on how to rewire old houses such as this.
You will save time and minimize making the costly mistakes that go
along in rewiring an old house. By John Bush
Infrared Thermometers - Preventive maintenance
procedures are possibly the best way to reduce future expenditures and
costly down times. Everything from tightening terminals to bearing
lubrication and keeping equipment operating like new. There are several
techniques you can use to obtain useful information about your IR
readings. By Bryan Holland
What you can't see can hurt you! - Torque your connections.
D/FW International Airport may generate it's
own electricity. Dallas/Fort Worth international Airport
could become self-generating. If it happens, D/FW International could
become the second U.S. airport with it's own major source of of power,
joining JFK international Airport in New York City, which teamed with
Calpine Corp. to build a $150 million cogeneration plant in 1995.
Exterior Lighting Ignites Roof of Town Hall in New
Hampshire. The building, valued at $1.3 million, suffered
losses estimated at $50,000. The contents, valued at $85,000 were
undamaged.
NEMA approves direct adoption of National
Electrical Code - The National Electrical Manufacturers Association
(NEMA) has advocated direct adoption of the latest edition of the
National Electrical Code by governmental agencies. The Association's
new policy is being communicated directly to the International Code
Council (ICC) to clarify the association's position in a debate between
the National Fire Association (NFPA) and the ICC.
UL Corner Question: Have the requirements in the
1999 NEC changed concerning the use of clips for fastening fluorescent
luminaires to a T-bar ceiling?
Follow the informer for updates on the 2008 NEC
Code with Tom Henry
4.0 doesn't equal $1 million - Common sense, not grades,
keys to riches. Who gets to be a millionaire?
Recession Coming? Who are you going to blame? Or,
is it really going to be too bad? Last year the economy was
booming, employees were scarce. workers ruled this economy. Kids
thought when you turn 16 people beg you to work for them. They thought
they were doing employers a favor. Don't like the boss? Did he give you
an order? Go get a new job and new boss was the trend.
Training: Why lifelong learning In my employment in the
electrical trade, I have found that it requires life-long learning. I'm
sure this opinion is shared by the majority of people in our industry.
However, if we are talking the talk, are we walking the walk? By
Greg Hyland
Building permits, do we need them? When structures being built do
not comply with the code, property values could be reduced. By Paul Ward
Which socket wrenched should I use? Socket wrenches are about the
most versatile and frequently used tools in plant maintenance. Because
of so many different varieties of this tool many times they are used
incorrectly. By Tim Henry
Excerpts from an Inspector's Journal. The big economic slowdown hit
last week. It lasted for two days, then everything was just as busy as
ever, the only difference being that now everyone was talking how slow
it was before.
What exactly is fuel cell? It's an electrochemical device
that converts chemical energy into electrical energy and heat without
rotating machinery or a combustion process.
Electrical history Allessandro Volta, the great
physicist, was born in 1745 in Como, Italy. In school he wavered
between poetry and science, but finally decided on a science career.
Transformer Sizing. There are several differences
between a delta and a wye wound transformer and the way each perform.
Keeping to the basics, the main differences we will concern ourselves
within this article are how they are internally connected and how each
performs when a conductor is faulted. By: Industrial Tarheel
LB Conduit bodies and wire-fill capacity. The capacity of a conduit
body, such as an LB, is determined in accordance with section 370-28 of
the 1999 National Electrical Code (NEC).
Rossettes with Tom Henry - The word rosettes has appeared
on electrical exams in the past and some has never seen one.
Electrical Safety By Tom Henry
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