APPLIANCE WIRING MATERIAL
Subj.758 Section 5 Page 5457 Issued:2009-12-26
Revised:2012-04-09
Style 5457 Single conductor with other-than-extruded insulation

Rating250 deg C, 30 Vac, Horizontal flame.
Conductor24 AWG - 550 kcmil. Solid or stranded in sizes 24 - 8 AWG; stranded only for larger sizes.
InsulationMica tape covered by fiberglass braid treated with Silicone Varnish.
Conductor sizeMinimum average thickness of composite
24 - 12 AWG7 mils
11 - 4 AWG8 mils
3 - 4/0 AWG12 mils
250 - 550 kcmil16 mils
ShieldOptional, stainless steel braid.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseInternal wiring where not subjected to repeated flexing and protected from mechanical abuse.

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