1、Comments, suggestions, or questions on this document should be addressed to: Commander, Naval Sea Systems Command, ATTN: SEA 05S, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160 or emailed to CommandStandardsnavy.mil, with the subject line “Document Comment”. Since contact
2、information can change, you may want to verify the currency of this address information using the ASSIST Online database at https:/assist.daps.dla.mil/online. AMSC N/A FSC 6140 METRIC MIL-PRF-32273A(SH) 18 October 2010 SUPERSEDING MIL-PRF-32273(SH) 31 October 2007 PERFORMANCE SPECIFICATION BATTERY C
3、ELLS AND MODULES, VALVE REGULATED LEAD-ACID, MAIN STORAGE, SUBMARINE; GENERAL SPECIFICATION FOR This specification is approved for use by the Naval Sea Systems Command, Department of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope.
4、This specification covers valve regulated lead-acid (VRLA) main storage battery cells (see 6.6.1), modules (see 6.6.3), and installation and checkout parts (see 6.9) for submarines. 1.2 Classification. Battery cells are of the types specified below. The required electrical capacity and configuration
5、 of the cells determine type characteristics as shown on the applicable specification sheet (see 3.1 and 6.2). 1.2.1 Types. Battery cell types are as follows: a. Type B - 2675 ampere-hour (Ah) cell, 1-hour rating b. Type C - 2225 ampere-hour (Ah) cell, 1-hour rating 1.2.2 Battery set configurations.
6、 Battery ship sets will be configured as follows. Configurations will consist of left-hand (see 6.6.3.1), right-hand (see 6.6.3.2), dual cell, and single cell configurations for both or either Type B and Type C cells. a. Ship Set A1 two strings (see 6.6.6) of 127 Type C cells in spinlock style singl
7、e cell modules, with 127 modules in right-hand (see 6.6.3.2) orientation and 127 single cell modules in left-hand (see 6.6.3.1) orientation. b. Ship Set A2 two strings (see 6.6.6) of 126 Type C cells each. Cells for this ship set type are to be shipped in Government-furnished temporary shipping tray
8、s in accordance with NAVSEA Drawing 803-7329696. Cell orientation in the shipping trays is irrelevant. c. Ship Set B three strings (see 6.6.6) of 132 Type C cells, arranged in dual cell modules, with 88 modules in right-hand (see 6.6.3.2) orientation and 110 modules in left-hand (see 6.6.3.1) orient
9、ation. d. Ship Set C one string (see 6.6.6) of 120 Type B cells and one string of 120 Type C cells, arranged in dual cell modules, with 40 modules of each type in right-hand (see 6.6.3.2) orientation and 20 modules of each type in left-hand (see 6.6.3.1) orientation. e. Ship Set D one string (see 6.
10、6.6) of 126 Type B cells and one string of 126 Type C cells, arranged as follows: one single cell module and 31 dual cell modules of each type in right-hand (see 6.6.3.2) orientation, and one single cell module and 31 dual cell modules of each type in left-hand (see 6.6.3.1) orientation. Provided by
11、 IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32273A(SH) 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3, 4, or 5 of this specification. This section does not include documents cited in other secti
12、ons 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, 4, or 5 of this specification, w
13、hether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, 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 th
14、e solicitation or contract. DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-S-901 - Shock Tests, H.I. (High-Impact); Shipboard Machinery, Equipment, and Systems, Requirements for MIL-PRF-32273/1 - Battery Cell, Valve Regulated Lead-Acid, Main Storage, Submarine, Classification Type B MIL-PRF-32273/2 - Batt
15、ery Cell, Valve Regulated Lead-Acid, Main Storage, Submarine, Classification Type C (Copies of these documents are available online at https:/assist.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) 2.2.2 Other G
16、overnment 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 these documents are those cited in the solicitation or contract. NAVAL SEA SYST
17、EMS COMMAND (NAVSEA) DRAWINGS NAVSEA Drawing 201-7607331 - VRLA Battery Tray Interface Control Drawing NAVSEA Drawing 201-7666427 - S/A SSN 4348K-SSN688 CL, VRLA Battery and Tray Assembly Interface Drawing NAVSEA Drawing 201-8206447 - S/A SSN 4508K-SSN688 CL Storage Battery Modular Cabinet Assembly
18、and Details NAVSEA Drawing 803-7329696 - SHIPALT 4508K-688 Class Shipping Case for VRLA Battery Assembly and Details (Copies of these documents are available from the applicable repositories listed in NAVSEA S0005-AE-PRO-010/EDM. Copies of NAVSEA S0005-AE-PRO-010/EDM are available from the Naval Log
19、istics Library, 5450 Carlisle Pike, Mechanicsburg, PA 17055 or online at https:/nll1.ahf.nmci.navy.mil.) 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in
20、the solicitation or contract. UNDERWRITERS LABORATORIES (UL) UL 94 - Standard for Tests for Flammability of Plastic Materials for Parts in Devices and Appliances (Copies of this document are available from the Underwriters Laboratories, 333 Pfingsten Road, Northbrook, IL 60062-2096 or online at .) 2
21、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32273A(SH) 2.4 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 (except for re
22、lated specification sheets), the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Specification sheets. The individual item requirements shall be as specified herei
23、n and in accordance with the applicable specification sheet. In the event of any conflict between the requirements of this specification and the specification sheet, the latter shall govern. 3.2 Qualification. Battery cells furnished under this specification shall be products that are authorized by
24、the qualifying activity for listing on the applicable qualified products list (QPL) before contract award (see 4.2 and 6.5). 3.2.1 Qualification sample cells. This specification shall be used when fabricating qualification sample cells for inspection as specified in 4.2.2. Manufacturers drawings sha
25、ll be made available to support inspections required in section 4. 3.3 Electrical requirements. Cells shall meet the electrical requirements as specified in 3.3.1, 3.3.2, and 3.3.3. 3.3.1 Service life. Service life (see 6.6.4) shall be as specified in the applicable specification sheet and shall be
26、demonstrated as specified in 4.4.7. 3.3.2 Temperature-corrected capacity. In its deliverable form prior to shipment, each cell shall demonstrate a temperature-corrected capacity equal to or greater than the rated Ah capacity with the cell voltage at or above the minimum cell voltage stated in the ap
27、plicable specification sheet when tested as specified in 4.4.1. 3.3.3 Insulation resistance. The cell shall be filled and charged. Each cell shall have a minimum allowable insulation resistance of 1 giga-Ohm when tested as specified in 4.4.9 for cells in production and as specified in 4.4.10 for cel
28、ls delivered in trays for installation. 3.4 Physical requirements. Cells shall meet physical requirements as specified in 3.4.1 through 3.4.9. Gelled electrolyte immobilization construction is prohibited. 3.4.1 Dimensions and materials. Cell dimensions and materials shall be as specified in the appl
29、icable specification sheet and drawings. If a secondary cell cover-to-jar seal is used, the additional plastic shall not interfere with the insertion of the cell into the tray. 3.4.1.1 Cell jars and covers. Cell jars and covers shall be molded using Government-owned molds as specified (see 6.2). Ref
30、erence dimensions (marked in parentheses) on specification sheets are to establish mold designs and qualification acceptance for cell covers and jars and are not a requirement for cell conformance inspection. Dimensions on specification sheets listed with tolerances shall be checked during conforman
31、ce inspection for compliance. The manufacturer shall notify the Government immediately upon identification of any problems with the Government-owned molds that negatively impact product dimensions. The Government-owned molds are designed for the cover to be heat sealed to the jar. Flame retardant po
32、lypropylene plastic resin which meets the UL 94 V-0 or equivalent flammability rating shall be used for manufacture of cell jars and covers. 3.4.1.2 Cell tray. Trays shall be constructed in accordance with NAVSEA Drawings 201-7607331, 201-7666427, or 201-8206447. For Ship Set B, Ship Set C, and Ship
33、 Set D configurations, single and dual stacked installations shall be in accordance with NAVSEA Drawing 201-7607331. For Ship Set A1 single cell rack mount installations, trays shall be in accordance with NAVSEA Drawing 201-7666427. For Ship Set A2 modular cabinet installations, NAVSEA Drawing 201-8
34、206447 shall be used. Tray masses are listed in the applicable specification sheets for information purposes only, are nominal values and include the tray, cover, screws and washers, but do not include cell masses. 3.4.1.3 Cell and tray assembly. With the cell(s) installed in the tray, the tray rest
35、raint cover shall bolt securely against the cell tray without the use of shims. Cell compression shall not be greater than 1.5-mm when the restraint cover is installed. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-32273A(SH) 3.4.1.4 Cell
36、 shipping configurations. Cells shall be installed in trays, the combination of which shall be referred to as a module (see 6.6.3), for shipment and installation. Ship Set A2 configuration cells shall be shipped in Government-furnished temporary shipping trays (GFE) in accordance with NAVSEA Drawing
37、 803-7329696 (see 6.2). 3.4.1.5 Cell manufacturing period. Each cell within a ship set (as identified in 1.2.1) shall be formed such that the formation date between the oldest and youngest cell in the ship set does not exceed one year. 3.4.2 Cell mass. In the “filled and charged” condition, maximum
38、cell mass shall not exceed the value specified in the applicable specification sheet when measured as specified in 4.4.3. 3.4.3 Pressure relief valves and flash arrestors. Two removable pressure relief valves with attached flash arrestors shall be provided for each cell in accordance with the batter
39、y cell manufacturers standards and practices when inspected as specified in 4.4.4. 3.4.4 Markings. Cells shall be marked with a manufacturers unique alpha-numeric identifier used during production for quality assurance purposes. This number shall be visible when the cell is installed for use. Positi
40、ve terminal posts shall be identified by either “POS” or “+” and contain red post caps or rings, and negative terminal posts shall be identified by either “NEG” or “-” and contain black post caps or rings. Inspection shall be as specified in 4.4.5. 3.4.5 Terminal screw threads. To ensure a standardi
41、zed connection interface, each cell terminal shall be drilled and tapped with threads to receive bolts with M6x1-6H threads. Depth of the hole shall be a minimum of 37.46 millimeters (1.475 inches) with a minimum thread depth of 29.96 millimeters (1.180 inches) from the top. The cell terminal shall
42、be capable of receiving a bolt torqued to a minimum of 1.27 kilogram-meters (110 inch-pounds). 3.4.6 Installation and checkout parts. When specified (see 6.2), installation and checkout parts (see 6.9) for each set shall be provided in the quantities indicated by table I. TABLE I. Installation and c
43、heckout parts. Part Nomenclature Quantity Vendors flash arrestor/relief valve assembly with sealing mechanism 4 (All ship sets) Vendors vent cover 10 (All ship sets) Vendors pressure vent removal and installation tool 1 (All ship sets) Cell numbering sticker sets with 20 blank spares 2 sets (Ship Se
44、ts A1, A2, C, and D) 3 sets (Ship Set B) Spare colored terminal post caps or rings 6 red and 6 black (All ship sets) Silicone O-ring grease, 5 oz. minimum resealable tube 1 (All ship sets) 3.4.7 Spares. Spare cells shall be provided when specified (see 6.2 for quantities, type, and orientation). 3.4
45、.8 Mercury. Mercury shall not be used in the manufacture of the cell or any of its components. Mercury shall not be used in any test or test equipment in which there is any danger of introducing mercury into the cell through accident or otherwise. 3.4.9 Recycled, recovered, or environmentally prefer
46、able materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible, provided that the material meets or exceeds the operational and maintenance requirements, and promotes economically advantageous life cycle costs. 3.5 Environmental requirement
47、s. Environmental requirements shall be as specified in 3.5.1 and 3.5.2. 3.5.1 Temperature operating environment. Battery cells shall be capable of withstanding ambient temperature extremes of 0 to 55 C while in storage or in operation. . 4 Provided by IHSNot for ResaleNo reproduction or networking p
48、ermitted without license from IHS-,-,-MIL-PRF-32273A(SH) 3.5.2 Shock. Cells shall meet the Grade A shock acceptance requirements of MIL-S-901 when tested as specified in 4.4.6. A larger cell (Type B) which passes the shock test specified herein will provide sufficient evidence of shock capability fo
49、r the smaller cell (Type C) if both cell types use identical construction techniques and similar plate dimensions, but different plate quantities. The shock test of the Type B cell in either a single or dual cell module (i.e., subsidiary component test per MIL-S-901) will not provide the objective quality evidence (OQE) required for shock qualification of the principal unit (i.e., the ship set installed in the ship). However, the test specified here
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