UL SUBJECT 2276-2018 UL Outline of Investigation for Recreational Vehicle Cable (Issue 4).pdf
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1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH 9, 20181UL 2276Outline of Investigation for Recreational Vehicle CableIssue Number: 4March 9, 2018Summary of TopicsThis Fourth issue of Outline of Investigation for Recreational VehicleCabl
2、e, UL 2276, is being issued to add types TWP and GPT, to add 24 and22 AWG conductor sizes, and to make editorial corrections to the Outline.ULs Outlines of Investigation are copyrighted by UL LLC. Neither a printed norelectronic copy of an Outline of Investigation should be altered in any way. All o
3、fULs Outlines of Investigation and all copyrights, ownerships, and rights regardingthose Outlines of Investigation shall remain the sole and exclusive property of ULLLC.COPYRIGHT 2018 UL LLCUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULMARCH
4、 9, 2018UL 22762No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULCONTENTSINTRODUCTION1 Scope .42 Undated References 4CONSTRUCTION3 Assembly 44 Conductors .45 Insulation 56 Overall Jacket Multiple-Conductor NEC Cables .6MARKI
5、NGS7 On the Cable .68 On the Tag, Reel, or Carton 6TEST PROGRAM9 Details .7MARCH 9, 2018 UL 2276 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM ULINTRODUCTION1 Scope1.1 This Outline covers single-conductor, multiple-conductor, and jacketed fla
6、t parallel, or roundmultiple-conductor recreational vehicle cables. Cables shall be rated 24 volts, 90C or higher for use inlow-voltage circuits as described in the Standard for Low Voltage Systems in Conversion and RecreationalVehicles, ANSI/RVIA 12V.2 Undated References2.1 Any undated reference to
7、 a code or standard appearing in the requirements of this Outline ofInvestigation shall be interpreted as referring to the latest edition of that code or standard.CONSTRUCTION3 Assembly3.1 NEC CABLES The cable shall consist of a single- or multiple-conductor parallel insulated copperconductor(s) wit
8、hout a jacket, or of two or more insulated copper conductors of the same type cabledtogether under an overall nonintegral jacket. The cable shall not contain both thermoplastic and thermosetmaterials. Single-conductor and parallel constructions of RV cable shall use stranded conductors.3.2 SAE CABLE
9、S The cable shall consist of a single insulated copper conductor that is stranded.4 Conductors4.1 Conductors shall be copper and shall conform to the minimum circular mil area shown in Table 4.1.Table 4.1Circular mil area minimum sizesWire size, AWG 24 22 20 18 16 14 12 10 8 6 4CMA for SAEconductors
10、405 681 1072 1537 2336 3702 5833 9343 14810 25910 CMA for NECconductors 1030 1620 2580 4110 6530 10380 16510 26240 41740MARCH 9, 2018UL 22764UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION ORDISTRIBUTION WITHOUT PERMISSION FROM UL5 Insulation5.1 NEC CABLES The conductor(s) shall be u
11、nmarked, 144AWGTypes complying with theStandard as indicated in Table 5.1 Insulation thickness and material on conductors sized 20 16 AWGshall comply with the requirements specified for 14 AWG conductors in the applicable standard.Table 5.1NEC Conductor TypesConductor type Reference standardFEP, FEP
12、B UL 83AMTW UL 1063PFA, PFAH UL 83ARHH, RHW-2 UL 44SA UL 44TFE UL 83ATHHN, THHW, THW-2, THWN-2 UL 83USE-2 UL 854XHH, XHHW, XHHW-2 UL 854Z, ZW, ZW-2 UL 83AThe Standard for Thermoset-Insulated Wires and Cables, UL 44The Standard for Thermoplastic-Insulated Wires and Cables, UL 83The Standard for Fluor
13、opolymer Insulated Wire, UL 83AThe Standard for Service Entrance Cables, UL 854The Standard for Machine-Tool Wires and Cables, UL 10635.2 SAE CABLES The conductor shall be 208AWGType HDT, GXL, GPT or SXL, or 248AWGType TXL or TWP complying with the Society of Automotive Engineers Surface Vehicle Sta
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