Electrical Panel Label Requirements
Working space around the breaker panel must be at least 30 inches wide and 72 inches from the ground up. And finally the labels have to be of sufficient durability to withstand the environment.
Motor control centers feeders switchboards and panels.
Electrical panel label requirements. Provide labels nameplates panel directories and color coding as specified herein and according to attached electrical identification drawings. Breaker panel must be at least 4 feet off the ground but no higher than 6 feet. Keep working space clear at all times.
The labels must be permanently affixed to the equipment or wiring method and not be handwritten. Mechanical strength and durability including for parts designed to enclose and protect other equipment the adequacy of the protection thus provided. The purpose of this section is to provide electrical identification for electrical equipment raceways and conductors.
Tying it all together. Part of the changes were driven by the fact that as more companies used industrial control panels there was a significant increase in the misapplication of control products and related equipment. Would this sticker cover the 2012 nfpa70e minimum labeling requirements for panels and electrical equipment.
Suitability of equipment for an identified purpose may be evidenced by listing or labeling for that identified purpose. The ins and outs of electrical labeling part 1 of 2 service equipment. Doors and hinged panels must have at least at least a 90 degree opening.
Having traceability from beginning to end is facilitated by proper. This available shortcircuit current is first determined at the secondary termi nals of the electric utility transformer as given by the electric utility engineer. The panel door must be able to open at least 90 degrees.
Good morning everyone i have a question regarding panel labeling requirements. Figure 2 illustrates an example of this label. Section 12electrical safety requirements october 2009 12 9 figure 12 3working space requirements for rear or side access.
Until that time industrial control panels had been installed based upon general electrical requirements from several different areas in the nec. Available shortcircuit current is the current in amperes avail able at a given point in the electrical system. Doors and hinged panels.
These are important characteristics that we cannot forget whether inspecting or creating such labels. We are working with a new industrial electrical contractor on a couple of new machine. Lets take a quick tour through a typical factory to determine some.
There have been few if any other labels on our equipment and the push is on to rectify our deficiencies.
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