UNDERWRITERS LABORATORIESAPPLIANCE WIRING MATERIALSubj.758Section 1Page 1637Issued:1974-10-02?Revised:2008-05-27Style 1637Coaxial Cable.Rating90 deg C, 30 Vac, Horizontal flame.Conductor40 AWG - 18 AWG material not specified.Insulation(1). Tape wrap, solid or cellular PTFE or FEP or solid PFA, 3 mils minimum, no specified maximum. Tape wrap may be one or more layers minimum 30 percent overlap of at least one layer; OR (2). Extruded PTFE, FEP or PFA, 3 mils min at any point; OR (3). May consist of one or two layers of above tape over above extruded insulation with minimum thickness of tape not specified.ShieldOptional.CoveringOptional. (1). Extruded PTFE, PFA, FEP, ETFE, or tape wrap PTFE; OR (2). Spirally wrapped Polyethylene Terephthalate (PETP) tape using PVC or polyester adhesive. Lay not specified.JacketExtruded FEP, PTFE, PFA, PVC or copolymer of Ethylene and Tetrafluoroethylene (ETFE), minimum 1.0 mils thick, or spirally wrapped with 1 mil thick Polyethylene Terephthalate (PETP) tape using PVC or Polyester adhesive. Lay not specified.StandardAppliance Wiring Material UL 758.MarkingGeneral.UseInternal wiring of Class 2 circuits in equipment where not exposed to movement or mechanical abuse.
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