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I <br /> Section 40 90 00 PROCESS CONTROL SYSTEM GENERAL PROVISIONS <br /> 2.04 ENCLOSURES I <br /> A. EQUIPMENT CABINETS <br /> 1. Control panel enclosures shall be factory UL labeled enclosures <br /> fabricated into a rigid, self supporting structure. Panels shall be of NEMA <br /> type construction as required for the location indicated on the Plans. Free <br /> standing panels shall be provided with channel sills where shown on the <br /> Plans. Enclosure conduit entry locations shall be able to accept the <br /> quantities and sizes of conduits as shown on the Contract Plans. <br /> a. Welded construction. <br /> b. Completely enclosed, self-supporting, and gasketed dust-tight. <br /> c. Seams and corners welded and ground smooth. <br /> d. Provide full length piano hinges rated for 1.5 times the weight of <br /> the door and door mounted instruments. I <br /> e. Furnish doors with keyed alike locking handles and three-point <br /> catch. <br /> f. Provide each panel with lifting eyebolts. Furnish stainless steel <br /> base channels. <br /> g. Provide slotted bolt holes in the base, 1 1/2 inches long for field <br /> adjustment. <br /> 2. Cabinet Size <br /> a. The enclosure minimum size shall as shown on the drawings. <br /> With Engineer's approval, the Integrator shall upsize the cabinet if <br /> necessary to fit in the components. <br /> 3. Enclosure shall be manufactured by Hoffman Products, Inc. or approved <br /> equal. <br /> B. ENCLOSURE DOOR LATCHES <br /> 1. Door latches on all enclosures shall be fast operating type 3-point latch <br /> door handle. <br /> 2. NEMA 4 and 4X shall also have 3-point latch if possible, but where a 3- <br /> point latch will not meet rating requirements and also for all types of111 <br /> enclosures that are too small for a 3-point latch use fast operating clamp <br /> assembles. Hoffman Bulletin A-80 or equal. The latch handle shall <br /> operate toward the center of the panel to open the door and be pointing <br /> down when closed. <br /> 3. Small boxes and control stations shall have 2 screw driver or hand <br /> operated latches. I <br /> I <br /> City of Everett 40 90 00-8 January 2022 <br /> Evergreen Pump Station Modifications <br /> UP3747-3 <br /> Issued for Bid <br />