March Issue 2001

 


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| March 2001
Last month, we reviewed the basic requirements for grounding separately derived systems in accordance with Article 250 of the National Electrical Code (NEC).

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| March 2001
Noise is a common problem in construction. But until now, it has not received the attention it de-serves.

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| March 2001
370-28 Pull and Junction Boxes

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| March 2001
Herewith are a few 1999 National Electrical Code (NEC) changes you may have overlooked. In Sec. 210-52(b)(1) Exception No.

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| March 2001
The next time you drive by an outdoor sports field, notice that each floodlight has a unique combination of rotation and tilt angles.

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