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SPRAY FINISHING |
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Electrical and Other Ignition Sources |
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Except for wiring in rigid conduit or
in boxes or fittings containing no taps, splices, or terminal connections, there shall be
no electrical equipment in any spraying
area unless it is specifically approved for locations containing both deposits of
readily ignitable residue and explosive vapors. Electrical wiring and equipment not subject to deposits of combustible residues but located in a spraying area shall be of explosion-proof type approved for Class I, Group D locations. They shall otherwise conform to the provisions of Subpart S, Electrical, for Class I, Division 1, Hazardous Locations. Electrical wiring, motors, and other equipment outside of but within 20 feet of any spraying area, and not separated therefrom by partitions, shall not produce sparks under normal operating conditions and shall otherwise conform to the provisions of Subpart S, Electrical, for Class I, Division 2 Hazardous Locations. |
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