UL1637

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UL1637

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Consumer electronics

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  • Product Details
     
    APPLIANCE WIRING MATERIAL  
    Subj.758 Section 1 Page 1637 Issued:1974-10-02
      Revised:2012-04-06
    Style 1637 Single conductor with extruded or other-than-extruded insulation.
     
     
    Rating 90 deg C, 30 Vac, Horizontal flame.
     
    Conductor 40 AWG - 18 AWG, solid or stranded.
     
    Insulation (1). Tape wrap, solid PTFE, solid FEP, foamed PTFE, foamed 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, extruded FEP or extruded 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.
     
    Shield Optional.
     
    Covering Optional. (1). Extruded PTFE, extruded PFA, extruded FEP, extruded ETFE, or tape wrap PTFE; OR (2). Spirally wrapped PETP tape using PVC or polyester adhesive. Lay not specified.
     
    Jacket Extruded FEP, extruded PTFE, extruded PFA, extruded PVC or extruded ETFE, minimum 1.0 mils thick, or spirally wrapped with 1 mil thick PETP tape using PVC or Polyester adhesive. Lay not specified.
     
    Standard Appliance Wiring Material UL 758.
     
    Marking General.
     
    Use Internal wiring of Class 2 circuits in equipment where not exposed to movement or mechanical abuse.
     

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