APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 21221 Issued:2002-05-31
Revised:2011-09-19
Style 21221 Multiple-conductor cable using non-integral jacket.

Rating105 deg C, 600 Vac, FT2 flame.
Conductor10 AWG, copper, stranded per UL 62 for Type ST cord.
InsulationExtruded PVC (minimum 2500 psi, unaged), 20 mils minimum average thickness, 18 mils minimum thickness at any point.
AssemblyConsists of five conductors laid parallel. The green grounding conductor is in the center. The overall jacket applied over the parallel, insulated conductors in such a manner that a web, min 45 mils thick is formed which separates the grounding conductor from the circuit conductors on both sides of it, forming a flat cable.
JacketExtruded Nylon - 4 mils minimum thickness over the PVC insulation.
JacketExtruded TPE (minimum 1700 psi, unaged), 75 mils minimum average thickness, 60 mils minimum thickness at any point.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseIn the manufacture of Special Use Cord Sets where extra-hard-usage cord is required and where the acceptability of the combination is determined by Underwriters Laboratories Inc.

UL and the UL Logo are trademarks of UL LLC © 2024