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Sizing Feeders, Part 4
2013-02-25 22:08:00| Electrical Construction & Maintenance
In Annex D3(a), the neutrals complicate feeder sizing because we cannot assume the load is evenly distributed. Let's see just how much more complicated this becomes. After that first long paragraph, Annex D3(a) provides a summary of the loads. The first one listed is discharge lighting. This type of load has high nonlinear content, so there's substantial current flowing through the neutral. That means you must consider the neutral to be a current-carrying conductor. read more
Simple Ways to Improve Maintenance, Part 4
2013-02-25 21:57:00| Electrical Construction & Maintenance
Regularly scheduled and trended insulation resistance (IR) testing can tell you if motor insulation is starting to fail. But relying on IR testing alone is risky. Motor winding insulation also comes under attack from heat, vibration, and overvoltage. To detect those causes and perhaps intervene you should follow these guidelines: read more
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simple
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ways
Connecticut Part of $29 Million Settlement with Toyota Over Unintended Acceleration
2013-02-25 15:24:50| Automakers - Topix.net
Connecticut will receive $1.4 million of a $29 million deal reached between Toyota and 30 states over allegations the car manufacturer concealed safety issues related to unintended acceleration on certain Toyota and Lexus model cars.
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million
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toyota
GOP can be part of climate change solution
2013-02-23 22:49:00| Climate Ark Climate Change & Global Warming Newsfeed
Daily Camera: A carbon tax bill that gives revenue back to households? Now we're getting somewhere. That's what Sen. Barbara Boxer (D-Calif.) placed on the table when she and Sen. Bernie Sanders (I-Vt.) announced plans to introduce "carbon-fee-and-dividend" legislation. Their proposal places a fee on coal, oil and natural gas at the first point of sale and then rebates a substantial part of the revenue to the public as monthly "dividends," either by check or electronically. At a recent press conference to...
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climate
Waste Watch Special Part 2
2013-02-23 13:18:44| Chemicals - Topix.net
People being paid with your tax dollars while they played cards and watched movies.
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special
watch
waste
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