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ANSI/NEMA HP 4-2021
Electrical and Electronic Fluorinated Ethylene Propylene (FEP) Insulated High-Temperature Hook-Up Wire, Types KT (250 V), K (600 V) and KK (1,000 V)
Covers specific requirements for FEP insulated solid and stranded wire designed for the internal wiring of high-reliability electrical and electronic equipment.
NEMA: National Electrical Manufacturers Association [nema]