INDUSTRIAL CONTROL PANELS


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INDUSTRIAL CONTROL PANELS
INDUSTRIAL CONTROL PANELS396. New rules in the National Electrical Code for industrial control panels may have a significant impact on how these panels are assembled, and by whom. The NEC in Article 409 now defines all control assemblies of two or more components as being within the scope of these rules. To provide some context, all combination starters, with a disconnect switch and fuse block or a circuit breaker and contactor with running overload protection are included. See Figs. 7.161, 7.162, and
Citation
Terrell Croft; Frederic P. Hartwell; Wilford I. Summers: American Electricians' Handbook, Sixteenth Edition. INDUSTRIAL CONTROL PANELS, Chapter (McGraw-Hill Professional, 2013), AccessEngineering Export