Class 120 Polyvinyl Acetal can withstand temperatures up to 120°C with a specific thermal class of insulation material.
Insulating Material: The coating is based on a blend of polyvinyl acetal and phenolic resins.
Dimensions:
Single 14–56 AWG; Heavy 4–50 AWG; Triple 14–30 AWG
single:14-56AWG
minimum increase: 0.0013mm-0.041mm
maximum overall: 0.0165mm-1.692mm
heavy: 4-50AWG
minimum increase: 0.0051mm-0.094mm
maximum overall: 0.0356mm-5.329mm
triple: 14-30 AWG
minimum increase: 0.015mm-0.069mm
maximum overall: 0.074mm-0.538mm
Adherence And Flexibility: No cracks visible in the film coating
Elongation: Not less than 5 %
Heat Shock: No cracks visible in the film coating after conditioning at 175°C
Springback: 14–30 AWG: Not greater than 42°
4–13 AWG: Not greater than 5°
Dielectric Breakdown:
4-9.5 AWG: not less than 1870V
10-23.5 AWG: not less than 2470V
24-37 AWG: not less than 1220V
38-56 AWG: not less than 80V
Completeness Of Cure: No swelling or blistering visible in the film coating
Periodic Conformance Tests:
Thermoplastic Flow: Median not less than 180°C
Solubility: Specimens immersed in xylene shall not soften sufficiently to expose the bare
Conductor
Dielectric Breakdown At Rated Temperature: Average less than 75% of the value required at room temperature
Transformer Oil Resistance: 18 AWG Heavy film insulated wire shall not average less than 5700 volts