SOLICITATION NOTICE
59 -- PORTABLE VENTILATION BLOWER SHORE POWER JUNCTION BOX
- Notice Date
- 8/12/2005
- Notice Type
- Solicitation Notice
- Contracting Office
- N00406 467 W. STREET BREMERTON, WA
- ZIP Code
- 00000
- Solicitation Number
- N0040605T1636
- Response Due
- 8/22/2005
- Archive Date
- 9/30/2005
- Description
- 9. DESCRIPTION: (see reminder notes below) BLOWER: (2 EA.)30 HP, 480 VOLT, 3 PHASE, 60 HERTZ, TO COMPLY WITH ENGINEERING SPECIFICATIONS.SHOREPOWER JUNCTION BOX: (5 EA.)4000 AMP, 480 VOLT, 3 PHASE, 3 WIRE. 135 AIC, BUSSING TO ALLOW UP TO 10 EA. 900 MCM CABLE LUGS (THOMAS & BETTS P/N54226)PER PHASW WITH 250 WATT MINIMUM SPACED HEATER THERMOSTAT CONTROLLED; MUST COMPLY WITH ENGINEERING SPECIFICATIONS. call POC for further detailed specifications. This solicitation and any subsequent amendments will be posted to the NECO website: http://www.neco.navy.mil.Electronic submission of quotes is available through the NECO website.This is a pre-solicitation notice only the actual solicitation will follow. 10. PLACE OF CONTRACT PERFORMANCE Naval Base Kitsap Bremerton Puget Sound Naval Shipyard Bremerton, Washington 98314 11. SET ASIDE: 12. ARCHIVING POLICY: ___ AUTOMATIC, 15 DAYS AFTER RESPONSE DATE ___ AUTOMATIC, ON SPECIFIED DATE (MO,DAY,YR) _X__ MANUAL ARCHIVE ABBREVIATED NOTICE for SAP buys $10k-100k utilizing GPE/electronic response exceptions in accordance with FAR 5.101 (a)(2)(ii) and 5.202 (a)(13)). This does not apply if NECO static posting is utilized. Insert the following 2 sentences in the description block: This solicitation and any subsequent amendments will be posted to the NECO website: http://www.neco.navy.mil. Electronic submission of quotes is available through the NECO website. INCLUDE IN DESCRIPTION BLOCK, IF APPLICABLE: (X) 1. To be negotiated on a sole source basis with WOODWARD GOVERNOR per FAR 6.302. Interested persons may identify their interest and capability to respond to the requirement or submit proposals prior to offer due date, which will normally be considered solely for the purpose of determining whether to conduct a competitive procurement. A determination not to compete this action based upon responses received to this notice is solely within the discretion of the Government. ( ) 2. Must meet QPL qualification requirements per FAR 52.209-1 at time of award ( ) 3. Copies of MIL/FED specs, QPL, may be obtained from the ASSIST database on the Internet at http://assist.daps.mil. ( ) 4. Options (X) 5. Destination information (X) 6. Delivery schedule/period of contract performance ( ) 7. Technical proposal required ( ) 8. Subject to the Trade Agreement Act of 1979 ( ) 9. Not a commercial (FAR Part 12) acquisition based upon market research (X) 10. All responsible sources may submit a bid, proposal or quotation which shall be considered by FISCPS. (X) 11. This solicitation and any subsequent amendments will be posted to the NECO website: http://www.neco.navy.mil. Prospective offerors are responsible for downloading their own copy of the solicitation from this website and for frequently monitoring that site for any amendments. The Government is not responsible for any inability of the offeror to access the posted documents. No telephone or FAX requests will be accepted, and no hard-copy solicitation/amendment will be mailed or FAXed. 13 MAY 2004 C/270.12 SHORE POWER CONNECTION BOX 1. SCOPE. This specification covers the requirements for a portable shore power connection box with integral bus bars for use in splicing lugged 500 kcmil and 800 kcmil cables. Connection box is for use in the industrial and maritime environment of a Naval shipyard. Unit shall be rated 480 volt, 3 phase, 3 wire, 4000 amps and be listed and labeled by an Accredited Electrical Testing Laboratory. Unit must be constructed to withstand 135,000 amps short circuit current. 2. APPLICABLE REFERENCES. The following documents form a part of this specification to the extent specified herein. Unless otherwise indicated, the issue in effect on the date of invitation for bids shall apply. ASTM B 187-B 187M-03 - Standard Specification for Copper Bar, Bus Bar, Rod and Shapes UL 50 - Enclosures for Electrical Equipment UL 746B - Polymeric Materials - Long Term Property Evaluations UL 746C - Polymeric Materials - Use in Electrical Equipment Evaluations UL 891 - Dead Front Switchboards MIL-C-5541 - Chemical Conversion Coatings on Aluminum and Aluminum Alloys MIL-A-8625 - Anodic Coatings for Aluminum and Aluminum Alloys MIL-STD-129 - Marking for Shipment and Storage 3. REQUIREMENTS. Requirements in this specification are designed to assure procurement of equipment that (1) provides a means to readily splice large lugged portable power cables; (2) has bus, bus supports, and bus bracing of specified ampacity and short circuit current rating; (3) is portable and ruggedly built and weatherproof; and (4) has dimensions not exceeding space available at user's site. 3.1 DESCRIPTION. See Figures 1 & 2 for conceptual views showing cable entrance requirements, dimensions, and bus drilling. The shore power connection box shall be rated 480 volt, 3 phase, 3 wire, 4000 amps and be listed and labeled by an accredited electrical testing laboratory of Paragraph 4.2 (a) below. Unit must be constructed to withstand 135,000 amps short circuit current. Unit shall have weatherproof-hinged covers to facilitate cable connection and shall be constructed so as to exclude entrance of rainwater above live parts. Each hinged cover shall be hinged to a full height side door. Unit shall have a full height front door for access to space heater controls. Unit shall be designed to connect up to ten lugged single-conductor 800 kcmil portable power cables per phase and per side. Unit shall be freestanding and shall have a rugged base and shall be designed to allow handling by forklift and crane. Design and construction shall provide the strength and rigid! ity needed for the unit to keep its shape and for hinged covers to close tightly. Unit is intended for use outdoors in a salt-laden marine atmosphere and under conditions of varying temperature and heavy vibration during movement. Operating temperature of the bussing shall not exceed 90 deg C in a 40 deg C ambient. Space availability at the shipyard is limited and overall dimensions must therefore be minimized; all cable entering each side of the box must enter through a single access opening on each side of the box. 3.2 MATERIALS 3.2.1 FERROUS PARTS. All exposed ferrous parts such as screws, bolts, nuts, washers, etc., shall be chrome plated, galvanized or otherwise surface protected by an electrical/chemical process or of stainless steel to resist corrosion in a salt-laden moist, variable temperature environment. 3.2.2 ALUMINUM PARTS. All aluminum parts for use outdoors shall be anodized in accordance with MIL-I-8625 or chemically treated in accordance with MIL-C-5541, followed by two coats of weather-resistant exterior paint. 3.2.3 DISSIMILAR METALS. Intimate contact between dissimilar metals which can be expected to cause galvanic corrosion shall be avoided as much as practicable. When such contact cannot be avoided, an interposing insulating material shall be provided to minimize the corrosion effect. 3.2.4 USE OF MERCURY. The equipment shall neither contain mercury or mercury compounds nor be exposed to free mercury during manufacture. 3.2.5 USE OF ASBESTOS. The use of asbestos and materials containing asbestos on or in the furnished equipment is prohibited. 3.2.6 CLEANING. TREATMENT AND PAINTING. Surfaces to be painted shall be cleaned and dried to insure that they are free from scale, water, dirt, corrosion product, or any other contaminating substances. As soon as practicable after cleaning, and before any corrosion product or other contamination can result, the surfaces shall be prepared or treated to insure the adhesion of the coating system. The painting shall consist of at least one coat of primer and one finish coat. The primer shall be applied to a clean, dry surface as soon as practicable after cleaning and treating. Painting shall be with manufacturer's current materials according to manufacturer's current processes and the total dry film thickness shall be not less than 2.5 mils over the entire surface. The paint shall be free from runs, sags, orange peel, or other defects. Only lead-free and chromate-free materials shall be used. 3.3 WORKMANSHIP. 3.3.1 STEEL FABRICATION. The steel used in fabrication shall be free from kinks, sharp bends, and other conditions that would be deleterious to the finished product. Manufacturing processes shall not reduce the strength of the steel to a value less than intended by the design. Manufacturing processes shall be done neatly and accurately. All bends shall be made by controlled means to ensure uniformity of size and shape. 3.3.2 BOLTED CONNECTIONS. Boltholes shall be accurately punched or drilled and shall have the burrs removed. Washers or lock washers shall be provided in accordance with good commercial practice, and all bolts, nuts, and screws shall be tight. 3.3.3 RIVETED CONNECTIONS. Rivets may be used for minor attachments (e.g., label plates). Rivets shall not be used for main structural support. Rivet holes shall be accurately punched or drilled and shall have the burrs removed. Rivets shall be driven with pressure tools and shall completely fill the holes. Rivet heads, when not countersunk or flattened, shall be of an approved shape and of uniform size for the same diameter of rivet. Rivet heads shall be full, neatly made, concentric with the rivet holes, and in full contact with the surface of the member. 3.3.4 WELDING. Welding procedures shall be in accordance with a nationally recognized welding code. The surface of parts to be welded shall be free from rust, scale, paint, grease, or other foreign matter. Welds shall be of sufficient size and shape to develop the full strength of the parts connected by the welds. Welds shall transmit stress without permanent deformation or failure when the parts connected by the weld are subjected to proof and service loadings. 3.4 ELECTRICAL DESIGN 3.4.1 GENERAL. Construction shall be per Table 24.1 and Supplement ?B? to UL 891 except as otherwise shown for the configuration in Figure 1 and except as otherwise specified herein. Bus supports may be suitable non-conductive structural sections instead of the standoff type. Supports must meet the performance tests of section SB4 of UL 891. Bus bars and supports shall be designed and supported to withstand a short circuit current of 135,000 amperes RMS symmetrical. Bus and bus supports must also withstand the loads that would be produced by the weight of the installed cable and force of pulling on the cables at installation. Supports shall be designed to minimize dirt collection and to facilitate cleaning. Bus bars, bus supports and associated supporting structural members shall be designed by a registered professional engineer. 3.4.2 INSULATION. Insulation material shall provide the level of performance specified for direct and indirect support of live parts in UL 746C. Relative thermal index of insulation per UL 746B shall be at least 130 deg C electrical and 130 deg C mechanical. A front safety barrier of insulating material shall be provided over ends of busing otherwise exposed when the front doors are open. 3.4.3 BUS BARS. Bus bars shall be copper per ASTM B 187-B 187M-03. One bus shall be provided for each phase of the 480-volt, 3 phase, 3-wire system. Bus bars shall be suitable for continuous operation at 4000 amps. Operating temperature of the busing shall not exceed 90 deg C in a 40 deg C ambient. Ten (10) single-conductor 500 kcmil cables per phase or seven (7) 800kcmil cables per phase will be connected at each end for 4000 amps. Adequate spacing shall be present to allow for lugs to be placed onto both sides of each bus bar/phase (i.e., back ?to-back) and still meet 480 VAC clearance requirements between all three phases. See Figure 2 for bus bar hole size/configuration requirements. The bending of bars shall not result in visible cracks, but roughening or slight surface crazing is acceptable. Bus shall be drilled to permit connection of ten (10) 900 kcmil, 2-hole lugs along each side of the bottom edge of each bar. 3.4.4 GROUNDING. All exposed, non-current-carrying metal parts on the equipment shall be maintained at common, zero ground potential. Enclosure shall be provided with a steel grounding pad welded on or near the base of the enclosure. Pad shall be sized and installed for connection of a lugged 500 kcmil grounding cable. Pad shall be drilled for two 1/2-inch diameter bolts on 1-3/4 inch centers. All three main doors shall have grounding straps across the hinged components such that the hinge is not relied upon for the grounding path. 3.4.5 SPACE HEATER. To exclude moisture from the insulation, the enclosure shall be provided with a 250 watt (minimum), 480 VAC strip heater and associated thermostat. Heater shall be designed and installed for heating the inside of the enclosure and shall be shielded to prevent contact with its hot surface. The heater circuit shall be tapped from the busing using suitable conductors and shall be protected by 200,000 AIC fuses. Optionally, 120-volt or 240-volt strip heater(s) with associated thermostat, capable of providing a total of 250 watts (minimum) via an appropriately sized step down transformer (with wire/fuses as shown above) is acceptable in lieu of the 480-volt strip heater system. The system shall be tapped to the 480 VAC busing and use NRTL approved or listed components. Design shall include capability of adjusting the thermostat and operating the associated on/off switch without coming into close proximity of exposed electrical components/wiring. Additionally, a cover plate shall cover any/all exposed electrical components/wiring (e.g. fuse holder) that may exist at/near the thermostat and on/off controls. 3.4.6 BUS BAR SUPPORTS. Bus bar supports system, including any I-beams, shall be expected to withstand operating temperatures of 90 deg C in a 40 deg C ambient environment. 3.5 ENCLOSURE DESIGN. 3.5.1 ENCLOSURE. The enclosure will be designed for outdoor use. No water shall enter the enclosure above live parts when subjected to the rain test of UL 50; temporary closures may be installed over the cable access openings during the test. The enclosure shall be designed so that any water that enters will drain from the enclosure. Drain holes shall be present at each of the four corners in the base. The enclosure shall meet the requirements of UL 50 for protection against corrosion. Enclosure shall be constructed of heavy gauge steel and shall be sufficiently rugged to allow movement by crane and by forklift traveling over uneven pavement and train tracks. Enclosure, including bus bars, shall be constructed to withstand the loads that would be produced by the weight of the installed cable and force of pulling on the cables at installation as well as forces developed by 135,000 amps short circuit current. Enclosure shall meet the minimum thickness requirement of UL 50. Enclosure shall be sized to fully enclose all bus bars and shore power cable lugs, and shall be sized and arranged to facilitate access for installation, and bolting-up, of the lugged shore power cables. Enclosure front shall have weatherproof-hinged cover; cover shall be of positive rain-excluding design and construction and shall open the full height of the enclosure (less any necessary framing). Covers shall be hinged on the side and shall have keyed or padlocking capability. A cable access opening shall be provided on each side as shown in Figure 1. To protect cables from damage, all edges of cable access openings shall have a minimum radius of 1/4-inch. A door or cover, hinged at the top, shall be provided over the access as shown in Figure 1. The door or cover shall effectively close the access when cables are not installed and shall have provisions for keyed/padlocking shut and for holding in an open position. Additionally, the bottom edge of the cable door cover that would come in contact with temporary cabling (when installed), shall have a plastic piece installed over it and designed in such a manner to ensure the integrity of the temporary cables is not subjected to damage from the door edge. All parts, components, mechanisms, and assemblies furnished on the unit shall comply with all specific requirements of ?OSHA Safety and Health Standard (29 CFR 1910), General Industry? that are applicable to the equipment itself. 3.5.2 LIFTING PROVISIONS. 3.5.2.1 Enclosure base shall include forklift tine guides with inside dimensions of approximately four inches high by eight inches wide. The guides shall be placed approximately 36 inches apart, center-to-center on the front/rear (48-inch side) and approximately 20 inches apart, center-to-center on the sides (32-inch side). Base shall be designed so that there is forklift access from all four sides. All sides of base shall protrude beyond the enclosure by approximately 3 inches to aid in protecting the enclosure during transit by forklift. 3.5.2.2 Enclosure shall have certified crane lifting padeyes at/near the top corners. A label shall be installed on the outside of the enclosure specifying the lifting padeye weight capacity. 3.5.2.3 Enclosure shall be marked with total lifting weight. 3.5.3 LABELING. Labels shall be of a type and installed in a manner so as to be permanent under ordinary usage including exposure to weather and handling. Except as otherwise specified, labels may be inside or outside the enclosure. Labels shall be permanent, corrosion-resistant material. 3.5.3.1 USER INSTRUCTIONS. 3.5.3.1.1 CABLE RESTRAINT. The following label shall be attached to the enclosure: CABLE INSTALLATION AND RESTRAINT Connect cables for each run of three conductors to corresponding locations on each of the three buses. Connect incoming cables on one side of the buses, outgoing cables on the other side. Beginning at 6 inches from the bus, wrap together each cable pair consisting of the two cables on opposite sides of the bus (one incoming and one outgoing cable) with five wraps of nominal 3/8 inch nylon rope or rope having a minimum tensile strength of 2000 pounds. Continue wrapping with one wrap per inch as far as possible toward the bottom of the enclosure. If non-paired cables are installed, include one or two within the wrapping of paired cables. 3.5.3.1.2 LOCATION AND MODIFICATIONS. The following label shall be attached to the enclosure: Based on the short circuit withstand rating of this equipment, this equipment is safe to use in 480 volt circuits in the following locations at PSNS: Downstream of all outboard boxes; At or within Substations 3A, 3B, 4, 5A, 5B, 6A, 6B, 45, 84, 95, E. Obtain engineering approval for use at other locations. Do not modify this equipment without Engineering approval. 3.5.3.2 IDENTIFICATION PLATE. A nameplate of corrosion-resistant metal shall be installed on the front of the unit with nonferrous metal screws, rivets, or bolts of not less than 1/8-inch diameter. The nameplate shall be permanently and legibly marked by inscribing or stamping manufacturer's name, model and serial number, ampacity, voltage, phases, short circuit withstand rating in RMS symmetrical amperes, weight, date of manufacture, and contract number. 4. QUALITY ASSURANCE PROVISIONS. 4.1 DRAWINGS AND CALCULATIONS FOR DESIGN REVIEW. Upon award of contract and prior to start of construction, contractor shall submit certified drawing(s) and calculations. Drawings must show bus cross-section, and bus supports and attachment. Calculations must verify bus ampacity and short circuit withstand rating are as specified. Drawings should also show structural details including sheet steel gages, structural members, welding and fasteners, forklift tine guides, lifting padeyes, access openings for cables, space available for bolting lugs to buses, and enclosure drainage. 4.2 REQUIREMENTS REGARDING OSHA APPROVAL. The equipment specified herein shall be in compliance with the applicable OSHA regulations and approved in accordance with CFR Title 29, Chapter XVII, Subpart ?S?, Part 1910.399 (i) [paragraph (a) below] or Part 1910.399 (iii) [paragraph (b) below]. Unit(s) will not be approved per Part 1910.399 (ii). a. Approval as specified under Part 1910.399 (i) requires the equipment to be accepted, certified, listed, labeled, or otherwise determined to be safe by a nationally recognized testing laboratory. Accredited Electrical Testing Laboratories approved by OSHA are as follows: American Gas Association Laboratories (AGA) (216) 524-4990 Cleveland, Ohio Canadian Standards Association (CSA) (416) 747-4000 Ontario, Canada Communication Certification Laboratory (CCL) (801) 972-6146 Salt Lake City, Utah Dash, Straus, and Goodhue, Inc. (DSG) (508) 263-2662 Foxborough, Massachusetts ETL Testing Laboratories, Inc. (ETL) (800) 345-3851 Cortland, New York Factory Mutual Research Corporation (FMRC) (617) 762 -4300 Norwood, Massachusetts MET Laboratories, Inc. (MET) (800) 638-6057 Baltimore, Maryland Southwest Research Institute (SWRI) (512) 684-5111 San Antonio, Texas Underwriters Laboratories, Inc. (UL) (708) 272-8800 Northbrook, Illinois United States Testing Company, Inc. (UST-CA) (213) 723-7181 Los Angeles, California Or b. Approval as specified under Part 1910.399 (iii) requires that for custom-made equipment (which is not listed), the manufacturer shall determine that it is safe for intended use on the basis of test data that shall be submitted with the equipment for the end user's records. Test data shall include records certifying that the unit satisfactorily passed a three consecutive hour (minimum) full load (4000 ampere) 480 Volt, 3 phase test. 4.3 CERTIFICATION OF COMPLIANCE. Prior to, or at the time of equipment delivery, the contractor shall provide signed, written certification of compliance to above requirements to: Puget Sound Naval Shipyard & Intermediate Maintenance Facility Code 270.12 (Bldg. 850) 1400 Farragutt Avenue Bremerton, WA 98314-5001 Failure to provide this certification will delay acceptance of the equipment, and could result in rejection for failure with the terms of the contract. 4.4 EXAMINATION FOR DAMAGE IN SHIPMENT. Examination at destination shall consist of inspection for damage in shipment within (7) calendar days after receipt. 4.5 FINAL INSPECTION ACCEPTANCE AT DESTINATION AND AUTHORIZATION OF PAYMENT. Inspection and acceptance of the equipment to be furnished shall be made at destination by Engineering and Planning Department, Code 270.12, within 60 days after receipt. Components and materials of the shore power connection box shall be inspected as deemed necessary by the receiving activity to verify conformance with the requirements specified herein and in applicable referenced documents. This element of inspection shall encompass a visual examination and dimensional measurements and may include an operational check to prove all components function properly and in a manner that fully conforms to the requirements of this specification. Noncompliance with any specified requirements or presence of one or more defects preventing or lessening maximum efficiency shall constitute cause for rejection. Puget Sound Naval Shipyard & Intermediate Maintenance Facility, Code 270.12 will authorize paymen! t for the equipment subsequent to satisfactory inspection and proof of conformance. 5. PREPARATION FOR DELIVERY. (MILITARY SPECIFICATION) 5.1 PRESERVATION-PACKAGING AND PACKING. 5.1.1 PACKING (DOMESTIC). Material shall be packed for shipment in such a manner
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