1、MIL-PRF-12571R 999990b 2072637 TT3 MIL-PRF-1257 1R 10 Julv 1998 SUPERSEDING MIL-R-0012571P (GL) 18 August 1994 MIL-R-12571N 31 December 1991 PERFORMANCE SPECIFICATION FOR REFRIGERATOR, MECHANICAL, FIELD, PORTABLE WALK-IN, PLUG-IN (150 CUBIC FEET) This specification is approved for use by all Departm
2、ents and Agencies of the Department of Defense. 1. SCOPE 1*.1 ScoDe. This specification covers a portable 150-cubic foot capacity walk-in, plug-in, field refrigerator used with a 5000 British thermal unit (Btu) capacity refrigeration unit (see 6.1) 1.2 Part identification number (PIN). The PIN will
3、consist of the basic number of the specification and the appropriate PIN structure as specified in 6.7. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be used in improving this document should be addressed to: U.S. Army Natick Research, Development and E
4、ngineering Center, Natick, MA 01760-5018 by using the self- addressed Standardization Document Improvement Proposal (DD Forn 1426) appearing at the end of this document or by letter. AMSC N/A FSC 4110 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
5、MIL-PRF-12571R m 9999906 2072638 937 MIL-PRF-12571R 2. APPLICABLE DOCUMENTS 2.1 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 i
6、nformation 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 documents specified in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.
7、2.1 SDecifications and standards. The following specifi- cations and standards form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DoDI
8、SS) and supplement thereto, cited in the solicitation (see 6.2). SPECIFICATIONS FE DERAL A-A-52128 - Shelving, Storage, Stationary and Mobile, Food Storage DEPARTMENT OF DEFENSE MIL-C-46168 - Coating, Aliphatic Polyurethane, Chemical Agent Re sis t ant MIL-C-53039 - Coating, Aliphatic Polyurethane,
9、Single Component, Chemical Agent Resistant 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-12571R 99999Ob 2072b39 87b . MIL-PRF-12571R STANDARDS FE DERAL FED-STD-595 - Colors Used in Government Procurement DEPARTMENT OF DEFENSE MIL-STD-810
10、- Environmental Test Methods and Engineering Guidelines (Unless otherwise indicated, copies of the above specifi- cations and standards are available from the Defense Automated Printing Service, Building 4D, Robbins Avenue, Philadelphia, PA 19111-5094). 2.3 Non-Government mblications. The following
11、documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted are those listed in the issue of the DoDISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DoDISS are
12、 the issues of the documents cited in the solicitation (see 6.2). UNDERWRITERS LABORATORIES INC. Standard 98 - Enclosed and Dead-Front Switches (Application for copies should be addressed to the Underwriters Laboratories, Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096) NATIONAL FIRE PROTECTION
13、ASSOCIATION (NFPA) Standard No. 70 - National Electrical Code (Application for copies should be addressed to the National Fire Protection Association, One Battery March Park, Quincy, MA 02269-9101) . AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM F883 - Standard Performance Specification for
14、 Padlocks (Application for copies should be addressed to the American Society for Testing and Materials, 100 Barr Harbor Drive, West Conshohoken, PA 19428-2959). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-12571R 9 9999906 2072640 598 MIL
15、- PRF- 12 57 1R NSF INTERNATIONAL Standard No. 7 - Food Service Refrigerators and Storage Freezers (Application for copies should be addressed to NSF International, 3475 Plymouth Road, P. O. Box 1468, Ann Arbor, MI 48106). 2.4 Order of Drecedence. In the event of a conflict between the text of this
16、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. 3. REQUIREMENTS 3.1 First article. When specified (see 6-21, a sample shall be subjected
17、to first article inspection in accordance with 4.1.1. 3.2 OD eratinu reauirements. Refrigerators shall satisfy the following minimum functional, operational and performance requirements. 3.2.1 Heat leakaae. Heat infiltration or loss through the refrigerator shall be minimized. 3.2.2 Safetv. The refr
18、igerator shall minimize flammability, operational, toxic and personnel hazards. 3.2.3 prainaae and watertiahtness. The refrigerator shall be watertight with the door closed and capable of being drained with the door open. 3.2.4 Door. The door shall be located on the front of the refrigerator, open o
19、utward, and be hinged on the right hand side when facing the door. The door opening shall be a minimum 61 inches high and 37 inches wide. Door hardware shall not damage the exterior of the refrigerator when the door is opened. External hardware shall be protected from environmental and physical dama
20、ge. Means shall be provided to hold the door in the full open position. 3.2.5 Door handle and latch. The door shall have an external handle which shall operate a locking device to hold the door in 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL
21、-PRF-1257LR 9999906 2072643 424 MIL-PRF-12 57 1R the closed position during all modes of shipment and rough handling. The latch shall have provisions to accept the padlock specified in 3.5.2. With the padlock in place, the door shall be incapable of being opened from the outside. The door shall have
22、 an internal release handle to allow the door to open from the inside to permit a person in the refrigerator to exit when the refrigerator is padlocked on the outside. The handle and latch shall not be damaged during shipment. 3.2.6 Electric Dower. Unless otherwise specified (see 6.2), all electrica
23、l devices and components shall be capable of operating on a 120 volt, 60 hertz, single phase power. 3.2.6.1 Interior liuht. The refrigerator shall have a vapor proof lighting fixture mounted on the interior and a recessed or protected vapor proof switch located near the door on the exterior of the r
24、efrigerator. The fixture shall have a protective cover which is shatterproof and removable without tools for bulb replacement. The fixture shall be furnished with a 100 watt, 120 volt, incandescent bulb appropriate for use in a refrigerator. 3.2.6.2 Pilot light. The refrigerator shall have a pilot l
25、ight enclosed in a vapor-tight housing which illuminates red when the interior light switch is in the “on“ position. The pilot light shall be located externally adjacent to the door and shall be protected from damage. 3.2.6.3 PluCr and receDtacle. A weather-tight 15 amp receptacle, designed for 3-wi
26、re, 2-pole grounded service shall be provided. The receptacle shall be of the recessed male, locking type. The receptacle shall be located externally, adjacent to the door. A cap or flap cover shall be provided to seal the receptacle housing when not in use. The plug shall form a weathertight seal w
27、hen inserted into the receptacle and both the plug and cap or flap cover shall be captive to the refrigerator to prevent loss. 3.2.7 TerDerature indicator. A temperature indicator, with a range of -25F to + 125F, shall be provided and installed on the exterior wall near the door. The sensing element
28、 shall provide a mean temperature reading of the refrigerator. The temperature indicator and sensing element shall be protected from physical damage. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-12571R 7999906 2072642 360 9 . MIL-PRF-125
29、71R 3.2.8 Ozone-deDletina and hazardous substances and toxic chemicals. Class I ozone-depleting substances, hazardous substances and toxic chemicals, as determined by the Environmental Protection Agency, shall not be contained in, and shall be prohibited from use during the fabrication of the refrig
30、erators (see 6.6). 3.3 Support or ownershin recpirements. The refrigerator shall meet the following support or ownership requirements. 3.3.1 Storaae ca-oacitv. The refrigerator shall have a minimum internal volume of 150 cubic feet with the refrigeration unit in place. 3.3.2 TransDortabilitv. The re
31、frigerator shall have an integral forklift provisions and shall also have corner fittings or lifting eyes located on the top of the unit. 3.3.3 Floor racks. Removable floor racks, sized to completely cover the internal floor area of the refrigerator, shall be provided. 3.3.4. EvaDorator oDenina cove
32、r. A removable and reusable weathertight cover shall be provided to seal the opening in the rear endwall when the refrigeration unit is not in place. 3.3.5 Shelvinu. When specified (see 6.2 )shelving conforming to A-A-52128 shall be furnished in the required type, style, size and quantity. 3.3.6 Tie
33、-down asse mblies . When specified (see 6.2), a minimum of 4 internal tie-down assemblies (2 upper and 2 lower) shall be furnished on each sidewall. 3.3.7 Markinq . Identification plates shall be corrosion resistant and permanently attached to the outside of the refrigerator door. inscribed and shal
34、l be no less than 1/16 inch high. shall blend with the refrigerator finish and shall be nonreflective. Numbering and lettering shall be permanently All plates 3.3.7.1 Identification Dlate data. The identification plate shall contain the following information: 1. u. s. 2. Military model number and no
35、menclature. 3. National stock number (NSN) 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-12571R 4. Serial number. 5. Contract number. 6. Manufacturers name and address. 7. Manufacturers model number. 8. Commercial and Government Entity (C
36、AGE) number. 9. Technical manual number (see 6.2 and 6.5). 10. Weight. 3.3.7.2 Marine Corm identification Dlate. When the procurement is for the Marine Corps (see 6.2), the identification plates, together with any data that differ from the foregoing (see 3.3.7.1), shall be obtained from the Commanda
37、nt of the Marine Corps (Code CS6), Headquarters, Marine Corps, Washington, DC 20380. 3.3.8 Einish. Except where detrimental to proper operation, external surfaces of the refrigerator shall have a nontoxic chemical agent resistant finish. The exterior surfaces of the refrigerator shall be painted col
38、or camouflage green or lusterless dark green. The word “CARC“, together with the month and year of finishing, shall be stencilled near the identification plate in block letter not less than one-inch high using lusterless black chemical agent resistant paint. 3.3.9 Interchanaeabilitv. All replaceable
39、 component parts of the refrigerators shall be interchangeable with the same parts of other refrigerators furnished under the same contract. 3.3.10 Sanitary reauirements. The refrigerator shall be designed to facilitate sanitizing. 3.4 Environmental reauirements. - The refrigerator shall meet the fo
40、llowing environmental requirements. 3.4.1 Shock and vibration. The refrigerator shall be structurally sound. 3.4.2 Weathemroof. The refrigerator shall be weatherproof. 3.4.3 Storaae. The refrigerator shall withstand temperature extremes. 3.4.4 Corrosion resistance. The refrigerator shall withstand e
41、xposure to a salt fog atmosphere. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-PRF-12571R 9999906 2072644 133 MIL-PRF-12571R 3.4.5 Groundinu for Navv. For Navy procurements (see 6.2), provisions shall be made to permanently ground and bond
42、all exposed internal and external metal surfaces of the refrigerator floor, ceiling, door and walls to a grounding rod. 3.5 Interface and interoDerabilitv requirements. The refrigerator shall meet the following interface and interoperability requirements. 3.5.1 Refrigerator interface. The refrigerat
43、or shall be designed for use with 5000 Btu diesel engine and electric motor driven refrigeration units (see 6.1). An opening, 28-7/8 inches square shall be made in the endwall opposite the door to accept the refrigeration unit. The opening shall be centered along the width of the panel and the botto
44、m of the opening shall be no less than 14 inches nor more than 15 inches above the bottom edge of the panel. Provisions shall also be incorporated on the panel to allow fastening of the refrigeration unit to the refrigerator. 3.5.2 Padlock. The refrigerator shall be supplied with a captive padlock c
45、onforming to ASTM F883 and two keys. 4. VERIFICATION 4.1 Classification of insDections. The inspection requirements specified herein are classified as follows: a. First article inspection (see 4.1.1) b. Conformance inspection (see 4.1.2) 4.1.1 First a rticle inmection. When a first article is requir
46、ed (see 3.1 and 6.2), a sample shall be examined for all the verifications listed in table I. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-PRF-Ii257LR = 9999906 20726115 07T MIL-PRF-12571R LE I. Veri Verification cation methods Title Require
47、- nent Ver if icat ion Shelving 3.3.5 4.3.3.5 4.3.2 OPERATING REQUIREMENTS Heat leakage 3.2.1 I 3.3.6 4.3.3.6 4.3.2.1 Tie-down assemblies Marking Identification plate data 3.3.7 4.3.3.7 4.3.2.2 4.3.2.3 3.3.7.1 4.3.3.7.1 3.2.3 watertightness 4.3.2.4 3.3.7.2 4.3.3.7.2 Door Marine Corps identification
48、plate Finish 3.2.4 4.3.2.5 3.3.8 4.3.3.8 Door handle and 3.2.5 latch Electric power 3.2.6 Interior light 3.2.6.1 Pilot light 3.2.6.2 Plug and receptacle 3.2.6.3 Temperature 3.2.7 indicator Ozone-depleting and 3.2.8 hazardous substances and toxic chemicals SUPPORT OR OWNERSHIP 3.3 REQUIREMENTS Storag
49、e capacity 3.3.1 4.3.2.6 Interchangeabilit 3.3.9 4.3.3.9 _ 4.3.2.6.1 Sanitary requirements 3.3.10 4.3.3.10 4.3.2.6.2 ENVIRONMENTAL REQUIREMENTS 3.4 4.3.4 3.4.1 4.3.4.1 4.3.2.6.3 Shock and vibration Weatherproof 4.3.2.7 3.4.2 4.3.4.2 3.4.3 4.3.2.8 4.3.4.3 Storage Corrosion resistance 3.4.4 4.3.4.4 4.3.3 Groundinq for Nav 3.4.5 4.3.4.5 4.3.3.1 4.3.3.2 INTERFACE AND INTEROPERABILITY REQUIREMENTS 3.5 4.3.5 Tra
