1、METRICMIL-STD-2042-1B(SH)25 July 2002SUPERSEDINGMIL-STD-2042-1A(SH)29 September 1997MIL-STD-2042-1(SH)7 July 1993DEPARTMENT OF DEFENSESTANDARD PRACTICEFIBER OPTIC CABLE TOPOLOGY INSTALLATIONSTANDARD METHODS FORNAVAL SHIPS(CABLES)(PART 1 OF 7 PARTS)AMSC N/A AREA GDRQDISTRIBUTION STATEMENT A. Approved
2、 for public release; distribution is unlimited.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)iiFOREWORD1. This Department of Defense Standard Practice is approved for use by the NavalSea Systems Command, Department of the Navy, a
3、nd is available for use by all Departmentsand Agencies of the Department of Defense.2. Beneficial comments (recommendations, additions, deletions) and any pertinentdata which may be of use in improving this document should be addressed to: Departmentof the Navy, Naval Sea Systems Command, ATTN: SEA
4、05Q, 1333 Isaac Hull Avenue Southeast,Stop 5160, Washington Navy Yard, DC 20376-5160 by using the self-addressedStandardization Document Improvement Proposal (DD Form 1426) appearing at the end ofthis document or by letter.3. This standard practice provides detailed information and guidance to perso
5、nnelconcerned with the installation of fiber optic cable topologies (fiber optic cabling andassociated components) on Naval surface ships and submarines. The methods specifiedherein are not identifiable to any specific ship class or type, but are intended tostandardize and minimize variations in ins
6、tallation methods to enhance the compatibilityof the installations on all Naval ships.4. In order to provide flexibility in the use and update of the installationmethods, this standard practice is issued in eight parts; the basic standard practiceand seven numbered parts as follows:Part 1 CablesPart
7、 2 EquipmentPart 3 Cable PenetrationsPart 4 CablewaysPart 5 Connectors and InterconnectionsPart 6 TestsPart 7 Pierside Connectivity Cable Assemblies and Interconnection HardwareProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)iiiCON
8、TENTSPARAGRAPH PAGE1. SCOPE 11.1 Purpose . 11.1.1 Applicability . 12. APPLICABLE DOCUMENTS . 22.1 General . 22.2 Government documents 22.2.1 Specifications, standards and handbooks . 22.3 Non-Government publications . 32.4 Order of precedence . 33. DEFINITIONS 43.1 General fiber optics terms 43.2 Ac
9、ronyms 43.3 Allocated and not used fiber 43.4 Allocated and used fiber 43.5 Alternate channel . 43.6 Authorized approval . 43.7 BOF bundle 43.8 BOF fiber . 43.9 BOF tube 43.10 BOF tube coupler 43.11 BOF tube routing box 43.12 Cable repair 43.13 Cable splicing 43.14 End user equipment 43.15 Fiber opt
10、ic cable plant . 53.16 Fiber optic cable topology 53.17 Fiber optic interconnection box . 53.18 FOCP growth fiber . 53.19 Installing activity . 53.20 Local cable . 53.21 Minimum bend diameter . 53.22 Non-redundant channel (NRC) . 53.23 Normal channel 53.24 Optical fiber cable . 53.25 Optical fiber c
11、able component (OFCC). . 53.26 Outlet box 53.27 Spare fiber . 63.28 System growth fiber . 63.29 System redundant fiber 63.30 System specific cable . 63.31 Trunk 63.32 Trunk cable . 63.33 Tube furcation unit . 63.34 Unallocated fiber . 63.35 Unused fiber 64. GENERAL REQUIREMENTS . 74.1 Cables 74.1.1
12、Cable selection . 74.1.2 Spare optical fibers 74.1.3 Cable storage and handling 74.1.3.1 Cable storage . 74.1.3.2 Cable handling 74.1.4 Cables entering interconnection boxes or other equipment 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-
13、2042-1B(SH)ivCONTENTSPARAGRAPH PAGE4.1.5 Cable penetrations 74.1.6 Cable installation and protection . 84.1.7 Cable connections . 84.1.7.1 Termination of fibers . 84.1.7.1.1 Allocated and used fibers . 84.1.7.1.2 Allocated and not used fibers . 84.1.7.1.3 Unallocated fibers 84.1.7.1.4 Unused fibers
14、. 84.1.8 Cable testing . 84.1.9 Cable and fiber marking . 84.1.9.1 Fiber identification markers 84.1.9.2 Heavy duty connector designation tag 94.1.10 Cable repair . 94.1.11 BOF cable splicing 94.1.12 BOF cable furcation . 84.2 Safety precautions 95. DETAILED REQUIREMENTS 115.1 Cable end sealing . 11
15、5.2 Cable repair 115.3 BOF cable splicing 115.4 BOF cable furcation . 116. NOTES 126.1 Intended use 126.2 Issue of DODISS . 126.3 Standard method designation . 126.4 Subject term (key word) listing . 12METHOD1A1 CABLE END SEALING . 1A1-11B1 CABLE JACKET REPAIR . 1B1-11C1 BOF CABLE SPLICING 1C1-11D1
16、BOF CABLE FURCATION . 1D1-11E1 OFCC END SEALING 1E1-1TABLE1A1-I Equipment and materials . 1A1-11A1-II End cap data and sizes for fiber optic cable 1A1-21B1-I Equipment and materials . 1B1-11B1-II Repair sleeve dimensions (wraparound) . 1B1-21B1-III Equipment and materials . 1B1-61B1-IV Repair sleeve
17、 dimensions (tube) . 1B1-71B1-V Equipment and materials 1B1-101B1-VI Equipment and materials 1B1-121B1-VII Repair sleeve dimensions (wraparound) 1B1-131C1-1 Equipment and materials . 1C1-11D1-1 Equipment and materials . 1D1-11D1-II Cable jacket cut length . 1D1-21D1-III Heat shrink sleeve dimensions
18、 . 1D1-31D1-IV Heat shrink sleeve dimensions (single tube BOF cable) . 1D1-31E1-I Equipment and materials . 1E1-1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)vCONTENTSFIGURE PAGE1A1-1 Installing expanded end cap on cable 1A1-31A
19、1-2 Completed end seal 1A1-31B1-1 Damaged cable . 1B1-31B1-2 Cable preparation . 1B1-31B1-3 Tape contoured to cable . 1B1-41B1-4 Installing sleeve . 1B1-41B1-5 Assembled sleeve 1B1-51B1-6 Shrinking the sleeve 1B1-51B1-7 Trimming rails and metal channel 1B1-61B1-8 Damaged cable . 1B1-71B1-9 Cable pre
20、paration . 1B1-81B1-10 Tape contoured to cable . 1B1-91B1-11 Shrinking the sleeve 1B1-91B1-12 Completed repair . 1B1-101B1-13 Damaged cable 1B1-111B1-14 Cable preparation 1B1-111B1-15 Tape contoured to cable 1B1-121B1-16 Damaged cable 1B1-141B1-17 Cable preparation 1B1-141B1-18 Tape contoured to cab
21、le 1B1-151B1-19 Assembled sleeve . 1B1-151B1-20 Shrinking the sleeve . 1B1-161B1-21 Completed repair . 1B1-161C1-1 Example tube coupler stagger scheme . 1C1-21C1-2 Splice center section length 1C1-31C1-3 Splice parts on the BOF cable . 1C1-31C1-4 Positioning the splice center section . 1C1-51C1-5 Co
22、mpleted splice 1C1-61D1-1 Installed single tube BOF cable sleeve 1D1-41D1-2 Tape contoured to the cable . 1D1-51D1-3 Completely taped cable end 1D1-51D1-4 Completed furcation . 1D1-61E1-1 Installing expanded end cap on cable 1E1-21E1-2 Completed end seal 1E1-2Provided by IHSNot for ResaleNo reproduc
23、tion or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)11. SCOPE1.1 Purpose. This standard provides detailed methods for fiber optic cableselection, handling, marking, and repair.1.1.1 Applicability. These criteria apply to installations on specific shipswhen invoked by the gov
24、erning ship specification or other contractual document. Theyare intended primarily for new construction; however, they are also applicable forconversion or alteration of existing ships. The rapidly changing state of the art infiber optic technology makes it essential that some degree of flexibility
25、 beexercised in enforcing this document. Where there is a conflict between thisdocument and the ship specification or contract, the ship specification or contractshall take precedence. Where ship design is such that the methods herein cannot beimplemented, users shall submit new methods or modificat
26、ions of existing methods forapproval prior to implementation to: Department of the Navy, Naval Surface WarfareCenter, Dahlgren Division, ATTN: Code B35, 17320 Dahlgren Road, Dahlgren, VA 22448-5100.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-
27、STD-2042-1B(SH)22. APPLICABLE DOCUMENTS2.1 General. The documents listed in this section are specified in sections3, 4 and 5 of this standard. This section does not include documents cited in othersections of this standards or recommended for additional information or as examples.While every effort
28、has been made to ensure the completeness of this list, documentusers are cautioned that they must meet all specified requirements documents cited insections 3, 4 and 5 of this standard, whether or not they are listed.2.2 Government documents.2.2.1 Specifications, standards and handbooks. The followi
29、ng 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 listed in theissue of the Department of Defense Index of Specifications and Standards (DODISS) andsupplement thereto, cited in th
30、e solicitation (see 6.2).FEDERAL SPECIFICATIONSA-A-59731 - Fittings, Tube, Blown Optical Fiber.DEPARTMENT OF DEFENSE SPECIFICATIONSMIL-A-2877 - Aluminum Alloy Tape.MIL-I-3064 - Insulation, Electrical, Plastic-Sealer.MIL-PRF-24623 - Splice, Fiber Optic Cable, General Specification for(Metric).MIL-C-2
31、8876 - Connectors, Fiber Optic, Circular, Plug andReceptacle Style, Multiple Removable Termini,General Specification for.MIL-PRF-49291 - Fiber, Optical, (Metric) General Specification for.MIL-I-81765/1 - Insulating Components, Molded, Electrical, HeatShrinkable, Polyolefin, Crosslinked, Semi-rigid a
32、ndFlexible.MIL-C-83522 - Connectors, Fiber Optic, Fixed Single Terminus,General Specification for.MIL-PRF-85045 - Cables, Fiber Optic,(Metric) General Specificationfor.DEPARTMENT OF DEFENSE STANDARDSMIL-STD-2042-2 - Fiber Optic Cable Topology Installation, StandardMethods for Naval Ships (Equipment)
33、(Part 2 of 6Parts).MIL-STD-2042-3 - Fiber Optic Cable Topology Installation, StandardMethods for Naval Ships (Cable Penetrations)(Part 3of 6 Parts).MIL-STD-2042-4 - Fiber Optic Cable Topology Installation, StandardMethods for Naval Ships (Cableways)(Part 4 of 6Parts).Provided by IHSNot for ResaleNo
34、reproduction or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)3MIL-STD-2042-5 - Fiber Optic Cable Topology Installation, StandardMethods for Naval Ships (Connectors andInterconnections)(Part 5 of 6 Parts).MIL-STD-2042-6 - Fiber Optic Cable Topology Installation, StandardMethod
35、s for Naval Ships (Tests)(Part 6 of 6 Parts).(Unless otherwise indicated, copies of the above specifications, standards, andhandbooks are available from the Standardization Documents Order Desk, 700 RobbinsAve, Building 4D, Philadelphia, PA, 19111-5094.)2.3 Non-Government publications. The following
36、 documents form a part of thisdocument to the extent specified herein. Unless otherwise specified, the issues ofthe documents which are DoD adopted are those listed in the issue of the DODISS citedin the solicitation. Unless otherwise specified, the issues of documents not listedin the DODISS are th
37、e issues of the documents cited in the solicitation (see 6.2).AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)ANSI Z136.2 - Safe Use of Optical Fiber Communication SystemsUtilizing Laser Diode and LED Sources(Application for copies should be addressed to the American National StandardsInstitute, 1430 Br
38、oadway, New York, NY 10018-3308.)ELECTRONICS INDUSTRY ASSOCIATION/TELECOMMUNICATIONS INDUSTRY ASSOCIATIONEIA/TIA-440 - Fiber Optic Terminology.(Application for copies should be addressed to Global Engineering Documents,1990 M Street NW, Suite 400, Washington, DC 20036.)SOCIETY OF AUTOMOTIVE ENGINEER
39、S (SAE)SAE AMS-DTL-23053/15 - Insulation Sleeving, Electrical, HeatShrinkable, Polyolefin, Heavy-Wall, Coated,Flexible, Outer Wall Crosslinked.(Application for copies should be addressed to Society of Automotive Engineers,400 Commonwealth Drive, Warrendale, PA 15096-0001)2.4 Order of precedence. In
40、the event of a conflict between the text of thisdocument and the references cited herein, the text of this document takes precedence.Nothing in this document, however, supersedes applicable laws and regulations unlessa specific exemption has been obtained.Provided by IHSNot for ResaleNo reproduction
41、 or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)43. DEFINITIONS3.1 General fiber optics terms. Definitions for general fiber optics termsused in this standard practice are in accordance with EIA/TIA-440. Definitions andacronyms for other terms as they are used in this standa
42、rd practice are given in thefollowing paragraphs.3.2 Acronyms. The following acronyms are used in this standard practice:BOF Blown Optical FiberFOCP Fiber Optic Cable PlantFOCT Fiber Optic Cable TopologyFOICB Fiber Optic Interconnection BoxTRB Tube Routing Box3.3 Allocated and not used fiber. A fibe
43、r that is designated for use for aparticular system, but is not being used to transmit information. Allocated and notused fibers include fibers allocated as system spare fibers, system growth fibers,and system redundant fibers.3.4 Allocated and used fiber. A fiber that is designated and required for
44、use for a particular system, and is being used to transmit information. Allocatedand used fibers include fibers used for normal channels, fibers for alternatechannels, and fibers for non-redundant channels.3.5 Alternate channel. The allocated and used active backup link for a normalchannel.3.6 Autho
45、rized approval. Written approval from the cognizant Governmentactivity.3.7 BOF bundle. A group of optical fibers within a special jacket thatallows the entire bundle to be blown into a BOF tube.3.8 BOF fiber. An optical fiber with a special coating that allows the fiberto be blown into a BOF tube.3.
46、9 BOF tube. A tube within a BOF cable through which optical fibers oroptical fiber bundles are blown.3.10 BOF tube coupler. A device used to join two BOF tubes together.3.11 BOF tube routing box (TRB). An enclosure for holding BOF cables (trunkand local), BOF tubes (trunk and local), and tube couple
47、rs to interconnect BOF tubes.3.12 Cable repair. Restoration/repair of only the outermost cable jacket.3.13 Cable splicing.3.13.1 Conventional cable splicing. Repair of a damaged conventional opticalfiber cable by reconnecting severed fibers and providing an environmental enclosureat the spliced regi
48、on.3.13.2 BOF cable splicing. The joining of two BOF cable ends by connectingthe tube ends together using tube couplers and providing an environmental enclosureat the spliced region.3.14 End user equipment. Any cabinet, case, panel, or device that containscomponents that are either the origin or des
49、tination of an optical signal.3.15 Fiber optic cable plant (FOCP). A subset of the FOCT that excludeslocal cables and their associated components. A conventional FOCP includes FOICBs,trunk cables and their associated connectors and splices. A BOF FOCP consists ofProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-2042-1B(SH)5FOICBs, TRBs, tube couplers, B
