IEC UL ASME SMPTE MMPDS JIS
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This Practice describes the requirements for the design, materials fabrication, inspection, testing, and shipping of power centers for housing electrical equipment.
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This Practice describes the requirements for the design, materials fabrication, inspection, testing, and shipping of power centers for enclosing and housing electrical equipment. Installation details for Class I, Division 1 and Class II, Division 1 areas are excluded from the scope of this Practice.