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Outside Branch Circuits and Feeders, Part 1

2013-04-19 21:11:00| Electrical Construction & Maintenance

Chapter 2 of the NEC has a logical progression of five Articles that run from 210 through 230. The first three provide the requirements for branch circuits, feeder circuits, and their calculations. Article 230 provides the requirements for services. The first three Articles assume the circuits are inside a building. If they aren't inside a building but run on it or attach to it, they must also meet the requirements of Art. 225 [225.1 and Table 225.3]. read more

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Printed Circuits, Inc. Invests in Pluritec Automatic X-Ray Registration System

2013-04-17 06:00:00| Industrial Newsroom - All News for Today

Printed Circuits, Inc. (Minneapolis, MN) purchased a new Pluritec Inspecta Combo HPL X-Ray registration system, or a "Smart Drill" to improve registration on complex rigid flex manufacturing.<br /> <br /> The new drill uses X-Rays to locate fiducials on each layer along the perimeter of the panel. The machine then optimizes the drill program to fit any dimensional shift, skew or rotation in the layers, prior to drilling tooling holes, or the panel itself.<br /> <br /> The machine has the ...This story is related to the following:Machinery and Machining Tools Sponsored by: Haas Automation, Inc. - Category Sponsor AdX-Ray Inspection Systems | Automatic Drilling Machinery | Portable Flexible Shaft Drills |

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LED Curable Coating targets medical micro circuits.

2013-04-09 14:39:28| Industrial Newsroom - All News for Today

Developed to be tack-free after curing, MD® 1901-M helps prevent potential defects that could occur from components being handled too soon. Flexible product is ISO-10993-5 approved for customers who are looking for medical grade electronics coating, seal, or moisture barrier. Able to resist cracking or delamination while board is being flexed, low-durometer coating is suited for circuits used in hearing aids, wound-care devices, and medical pumps. This story is related to the following:Paints and CoatingsSearch for suppliers of: Circuit Board Coatings

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