First, fix the distribution box or panel using an iron frame. Straighten the angle steel, measure the dimensions, mark the cutting lines based on the dimensions, perform bending and cutting, locate the drilling positions, and finally weld it. These sections apply to installations, both temporary and permanent, used on the jobsite; but these sections do not apply. The American Welding Society develops welding standards Which of the following is not a horizontal support member? All of the above. During bending construction, align it correctly before. Wooden plugs driven into holes in masonry, concrete, plaster, or similar materials shall not be used. All the components, wires and connections are under the protective cover due to the same height. The distribution box has the characteristics of small size, simple installation, special technical performance, fixed location, unique configuration function, not limited by the site, relatively common application, stable and reliable operation, high space utilization, less land occupation and.
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