Naval Surface Warfare Center, Carderock Division, 9500 MacArthur Blvd., West Bethesda, MD 20817-5700

61 -- BATTERY CHARGERS SOL N00167-97-R-0038 DUE 053097 POC Roger N. Branstiter (301) 227-3303 Naval Surface Warfare Center -- Carderock Division (NSWC-CD), Acoustic Research Detachment (ARD), intends to obtain battery charge/discharge units, that are computer controlled, with manual adjustment capability, voltage regulated, current-limited, and low output ripple. The units are intended to be commercial products modified as necessary to meet these requirements. (I) This is a combined synopsis/solicitation for commercial items prepared in accordance with the format in FAR Subpart 12.6, as supplemented with additional information included in this notice. This announcement constitutes the only solicitation; a proposal is being requested and a written solicitation will not be issued. (ii) Solicitation N00167-97-R-0038 is issued as a request for proposal. (iii) The solicitation document and incorporated provisions and clauses are those in effect through Federal Acquisition Circular 90-46. (iv) The associated standard industrial classification code is 3629 and business size standard is 500. (v) Thefollowing units, spare parts, and documentation shall be procured through this solicitation: Item 0001, Main Battery Chargers, eight (8) each; Item 0002, Instrumentation Unit, one (1) each; Item 0003, Long Lead Time Spare Parts, which includes all spare parts with a lead time of greater than 30 days, one (1) lot; Item 0004, Documentation, not separately priced, price to be included under Items 0001 and 0002; and Item 0005, an option to purchase an additional eight (8) Main Battery Chargers and one (1) Instrumentation Unit. (vi) The following information shall apply to all equipment being acquired under this procurement: The units shall be capable of being charged using either a modified constant potential or pulse method and discharging back to the 480 VAC input lines at the specified values. Assemblies and sub-assemblies shall be interchangeable with items of the same part number. Mechanical components shall be accurately aligned, positively secured and not forced into alignment. Items which might become loosened by vibration or operation shall be secured by suitable locking devices. Materials not inherently corrosion resistant shall be furnished with a protective coating treatment. Wiring, terminals, and electrical connections shall be accessible from the front or rear of the enclosure for servicing and testing. All equipment shall be designed and fabricated so as to not be damaged by any of the following:(a) Open circuit output while charging; (b) AC power loss during discharge operations; (c) Applying AC power without DC load; (d) Connecting the battery before turning on the input power; (e) DC short circuit; (f) Sense lead open circuit/reversal; and (g) In the event of unit failure, batteries shall not discharge through unit. The following rating shall apply to the units: Continuous full load, 100% duty cycle, 40 C ambient, 95% relative humidity. The following AC Input shall apply to the units: 480 (+ 7.0%) volt rms, three-phase, 60 Hertz, ungrounded. For the Main Battery Chargers, the DC Output shall be asfollows; Charge:12 -- 150 Volts, 0 -- 200 Amperes; Discharge: 0 -- 200 Amperes. For the Instrumentation Unit, the DC Output shall be as follows; Charge: 2 -- 35 Volts, 0 -- 400 Amperes; Discharge: 0 -- 400 Amperes. Both the Main Battery Charger Units and the Instrumentation Unit shall have the following Controls/Indicators: Power; Mode (Charge/Discharge); Current Potentiometers; Voltage Potentiometer Fault protection (each fault); Digital meters (accuracy of + 0.1% full scale, calibrated, with certification); Ground fault (qualitative); Start/Stop (local and remote); and Fan loss (shall not automatically shut down the unit). Both the Main Battery Charger Units and the Instrumentation Unit shall be provided with enclosures. The enclosures shall meet the following specifications: Equal to or better than Type 1 of National Electrical Manufactures Assoc. (NEMA) Standard 250; free standing, bolted mounting; one or two Charge/Discharge units per cabinet; top mounted lifting points; hinged front access and hinged/removable rear access (with interlock/service bypass switch); designed to permit convection cooling (Air intake/discharge cannot be from sides); cable entrance through bottom; the width of the enclosure shall not be greater than 32" wide for the single unit or greater than 64" wide for the double unit; the depth of the enclosure shall not be greater than 32" deep for either the single or double unit; the height of the enclosure shall not be greater than 72" tall for either the single or double unit; and the weight of the single unit shall not exceed 1500 pounds or the weight of the double unit shall not exceed 3000 pounds. Both the Main Battery Charger Units and the Instrumentation Unit shall have the following Electronic Controls: All units shall be controllable from both a remote location in computer control by a single PC and locally in manual control; amphour, current, time and voltage limits shall be programmable; software shall be capable of providing real time current, voltage and amphour feedback and logging at the monitor station; software shall be upgradeable, capable of printing program list (source code) and control voltage and current using remote sensing in either the modified constant potential or pulse charging method; the electronic controls shall not exceed 0.5% of the selected voltage range under any combination of load current and input voltage variation except in the current limiting mode. Sufficient resolution to permit setting voltage and current limits to within + 0.5% of desired shall be provided; the maximum root mean square (rms) ripple in the DC output shall not exceed 1.0% of the rated DC voltage. AC component peak-to-peak value of ripple voltage shall not exceed three times the rms value; the electronic controls shall have automatic crossover between constant current and constant voltage control; the electronic controls shall soft start. Peak transient voltage shall not exceed the maximum voltage by more than 15% for more than 2.0 seconds at startup; when AC supply voltage suffers a momentary (2.0 seconds) variation of up to 15% of the nominal value, the unit will not be affected either in calibration or adjustment, nor have the life of any component shortened, nor suffer an output voltage change percentage exceeding the AC input change percentage; shall have built-in ground detection capability of the DC output; operation of detection circuit shall not automatically secure unit; the following safety and fail-safe design features shall be provided: (a) Transformer and Thryistor overtemperature detection/ protection, (b) Failure of one rectifier/thyristor or one filter capacitor shall not cause any further damage, (c) No damage to any component shall be caused by excessive current or voltage due to setting of adjustable devices, and (d) The equipment shall use voltage sensing leads for remote voltage regulation during charging. The unit shall provide automatic voltage limiting, to not more than 110% of the selected value, at the terminals of the charger if the sensing lead circuit is broken. Both the Main Battery Charger Units and the Instrumentation Unit shall have the following connections and wiring requirements: The output terminal shall provide for bolting lugs with 1/2" diameter bolt hole; wires shall be permanently marked at each end and shall correspond to lead numbers of wiring diagram; wiring shall be free of splices and restrained to provide support and prevent chafing; and remote DC sense leads shall be fused < 1A. Both the Main Battery Charger Units and the Instrumentation Unit shall meet the following insulation resistance requirements: Insulation resistance shall be >10 megohms, measured cold. Equipment shall withstand a dielectric test voltage of 2000 volts DC between the circuit points below: (a) Positive/Negative DC output load terminals to the frame or ground, and to the primary power input terminals, and (b) Positive/Negative DC remote sense lead terminals to the frame or ground, and to any of the primary power input terminals. A 500 volt insulation resistance measurement shall not damage components when: (a) Output terminals connected together, (b) Ohmmeter connected between those terminals and ground, (c) No insulation failure exists, that is, insulation resistance is above 10 megohms, and (d) Taken at Input terminals. Materials that are toxic, flammable or otherwise hazardous and the following shall not be used: Asbestos; Mercury; Magnesium and its alloys; Materials which emit noxious fumes at temperatures below 200 F, including paints and adhesives after drying; Materials that provide a nutrient medium for fungus; Cadmium or cadmium-plated parts exposed to temperatures exceeding 400 F; and electrically dissimilar metals in contact with each other. Factory Acceptance Testing (FAT) for both the Main Battery Charger Units and the Instrumentation Unit shall be performed at a facility of the manufacturer's choice. The government reserves the right to witness tests. The offeror will notify the government of test dates and provide a FAT plan NLT two (2) weeks prior to testing. The offeror shall deliver a completed test report not more than one (1) week after the completion of each test. Item 0003: Provide one set of long lead time and parts peculiar spare parts (less enclosure) for both types of units. Long lead time is defined as > 30 days from receipt of order. Item 0004: For both the Main Battery Charger Units and the Instrumentation Unit, Commercial quality technical manuals and original detail drawings shall be furnished. Drawings shall produce legible copies. Assembly drawings shall include bill of materials. Manuals shall include instructions for the installation, check-out, operation, maintenance, and repair. Circuit diagrams and schematics shall allow troubleshooting to the component level. Recommended Spare Parts/Tools and Test Equipment lists shall be included in the technical manual. The parts and tools and test equipment list shall include reference designation, part number and source (commercial or manufacturer). (vii) Final inspection and acceptance will be made at NSWC-ARD, Bayview, ID. Units shall be delivered within 17 weeks after issuance of the contract to the Naval Surface Warfare Center-Carderock Division, Acoustic Research Detachment, Karl Sette, Code 7263, Bayview, ID, 83803-0129. (viii) Provision 52.212-1, entitled, "INSTRUCTIONS TO OFFERORS -- COMMERCIAL (OCT 1995)" applies to this solicitation. (ix) Provision 52.212-2, entitled, "EVALUATION-COMMERCIAL ITEMS (OCT 1995)" applies to this solicitation. The evaluation factors as stated in Paragraph (a) of the provision are (i) technical capability, (ii) past performance, including both Government and Commercial sales, and (iii) price, all of which are equal in importance. (x) The contractor is to include a completed copy of Provision 52.212-3, entitled, "OFFEROR REPRESENTATIONS AND CERTIFICATIONS-COMMERCIAL ITEMS (JUN 1996)" with their proposal. (xi) Provision 52.212-4, entitled, "CONTRACT TERMS AND CONDITIONS -- COMMERCIAL ITEMS (MAY 1997)" applies to this solicitation. (xii) Clause 52.212-5, entitled, "CONTRACT TERMS AND CONDITIONS REQUIRED TO IMPLEMENT STATUTES OR EXECUTIVE ORDERS -- COMMERCIAL ITEMS (AUG 1996)" applies to this solicitation. The following additional FAR Clauses cited in the clause are applicable to the acquisition: FAR 52.203-6 Restrictions on Subcontractor Sales to the Government, with Alternate I (41 U.S.C. 253g and 10 U.S.C. 2402); FAR 52.203-10 Price or Fee Adjustment for Illegal or Improper Activity (41 U.S.C.); FAR 52.219-8 Utilization of Small Business Concerns and Small Disadvantage Business Concerns (15 USC 637(d)(2)(3)); FAR 52.222-26 Equal Opportunity (EO 11246); FAR 52.222-35 Affirmative Action for Special Disabled and Vietnam Era Veterans (38 USC 4212); FAR 52.222-36 Affirmative Action for Handicapped Workers (29 USC 793); and FAR 52.222-37 Employment Reports on Special Disabled Veterans and Veterans of the Vietnam Era (38 USC 4212). The following additional clauses shall apply to this procurement: FAR 52.217-5 Evaluation of Options (JUL 1990); FAR 52.217-7 Option for Increased Quantity-Separately Priced Line Item (MAR 1989) and per this clause the option, Item 0005, may be exercised within 24 months of the award of the contract, with delivery to be no later than seventeen weeks after the exercise of the option; 52.221-11 Restrictions On Certain Foreign Purchases (OCT 1996); 252.225-7007 Trade Agreements (JUL 1996); 252.225-7008 Supplies to be Accorded Duty-Free Entry (DEC 1991), with all supplies being accorded duty-free entry; 252.225-7009 Duty-Free Entry -- Qualifying Country End Products and Supplies (JAN 1997); and 252.225-7012 Preference for Certain Domestic Commodities (FEB 1997). No additional requirements or terms and conditions apply to this solicitation. (xiii) All units shall be warranted free from defects for a minimum period of one year from the date of acceptance. The warranty shall provide for repair or replacement of defective items discovered within the warranty period. (xiv) The Defense priorities and Allocations System (DPAS) assignedrating is DO-C9E. (xv) No Commerce Business Daily numbered notes apply. (xvi) Proposals in response to this solicitation are to be sent by 3 PM EST, 30 May 1997, to the Naval Surface Warfare Center, Carderock Division; Bldg 121, Room 214, Code 3321, Attn:Roger N. Branstiter; 9500 MacArthur Blvd, West Bethesda, MD 20817-5700. (xvii) For all inquires, please call Roger N. Branstiter (301) 227-3303. (0132)

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