12K DEHUMIDIFIER

FOR DOCUMENT 6124-5025 SCOPE - This specification contains the requirements for a portable, skid mounted, self-contained dehumidifier assembly supplied complete and ready for use. The portable dehumidifier assembly will be used as a process environment conditioning system for shipboard abrasive blast and paint operations. APPLICABLE DOCUMENTS GENERAL - The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this specification, whether or not they are listed. GOVERNMENT DOCUMENTS Specification, standards, and handbooks -The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract. CODE OF FEDERAL REGULATIONS (CFR) 29 CFR 1910 Occupational Safety and Health Standards 29 CFR 1915 Occupational Safety and Health Standards for Shipyard Employment (Information is available online at: www.gpoaccess.gov) FEDERAL STANDARDS Federal Standard 313D Material Safety Data, Transportation Data and Disposal Data for Hazardous Materials Furnished to Government Activities (Copies available online at http://assist.daps.dla.mil/quicksearch/) Other Government documents, drawings, and publications - The following other Government documents, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues of documents are those cited in the solicitation or contract. PUGET SOUND NAVAL SHIPYARD & INTERMEDIATE MAINTENANCE FACILITY (PSNS & IMF) BREMERTON SITE PSNS & IMF P5100 (14) Visitor and Contractor Handbook (Request for copies should be addressed to Puget Sound Naval Shipyard & Intermediate Maintenance Facility, Code 900F.31, 1400 Farragut Avenue Bremerton, WA 98314-5000) NON-GOVERNMENT PUBLICATIONS - The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of documents are those cited in the solicitation or contract. NATIONAL FIRE PROTECTION ASSOCIATION (NFPA) NFPA 70 National Electric Code (NEC) NFPA 79 Electrical Standards for Industrial Machinery (Information is available online at: www.nfpa.org) NATIONAL ELECTRICAL MANUFACTURERS’ ASSOCIATION (NEMA) NEMA ICS-1 Industrial Controls and Systems General Requirements NEMA MG-1 Motors and Generators Revision 1 (Copies available at: http://www.nema.org/stds/ or National Electrical Manufacturers Association, 1300 North 17th Street, Suite 1752, Rosslyn, VA 22209) INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE) IEEE STD 841-2009 Standard for Petroleum and Chemical Industry-Premium-Efficiency, Severe-Duty, Totally Enclosed Fan-Cooled (TEFC) Squirrel Cage Induction Motors-Up to and Including 370 kW (500 hp) (Information is available at http://ieeexplore.ieee.org/xpl/standards.jsp) AMERICAN NATIONAL STANDARDS INSTITUTE, INC. (ANSI) ANSI Z535.4 Product Safety Signs and Labels (Copies available at: http://webstore.ansi.org or ANSI Attn: Customer Service Department, 25 W 43rd Street, 4th Floor, New York, NY 10036) AMERICAN WELDING SOCIETY (AWS) AWS D1.1 Structural Welding Code Steel (Application for copies should be addressed to the American Welding Society, 550550 N.W. LeJeune Road, Miami, Florida 33126) AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM A123 Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products ASTM D2201 Standard Practice for Preparation of Zinc-Coated and Zinc-Alloy-Coated Steel Panels for Testing Paint and Related Coating Products ASTM E477 Standard Test Method for Laboratory Measurements of Acoustical and Airflow Performance of Duct Line Materials and Prefabricated Silencers (Application for copies should be addressed to the American Society For Testing Materials, 1916 Race St., Philadelphia, PA 19103) SOCIETY OF PROTECTIVE COATINGS (SSPC) SSPC-SP1 Surface Preparation Specification No. 1 SSPC-SP10 Near-White Metal Blast Cleaning (Additional information is available at: http://www.sspc.org/) ORDER OF PRECEDENCE - Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. REQUIREMENTS General Description of System - The portable dehumidifier assembly shall be designed for continuous operation and reliable performance in the specified environment. The unit shall be of the solid desiccant, non-cycling sorption type, with a one-piece (monolithic) desiccant wheel, and shall include a desiccant wheel drive system, processing fan, desiccant reactivation heater(s) and fan, and an electrical control panel; all skid mounted within a rigid structural frame. Conditions of Service and Performance - The following service and operational conditions shall apply to the equipment delivered under this specification. Operating Environment - The proposed system will be operated in a heavy industrial environment and shall operate continuously over an extended period of time with minimal maintenance and upkeep. The unit shall be suitable for operation in an outdoor marine industrial environment, at variable ambient temperatures of -10oF to +104oF, with humidities of up to 100%, in a salt and dust laden atmosphere, and wind driven rain, sleet and snow. Size and Weight Limitations - The size of the unit shall be kept as small as practicable. Th…