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Maximum Temperature of our Heating Wires

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What is the maximum temperature that our heating wires reach?

TempZone:  Maximum surface temperature of TZ twin wire is 131 F (55 Deg C) when tested at normal installation condition. UL limit for heating wire is 194 F (90 Deg C) as per UL 1693.  CSA limit for heating wire insulation (Fluoro Polymer insulation) temperature is 302 F (150 Deg C) before insulation fails.

Environ:  Still waiting for a reply.

Foil cut & turn reaches up to maximum temperature 145 F (63.3°C) @ 77 F (25°C) ambient temperature when installed as per UL requirement in under carpet application. UL limit Foil cut & turn for wire is 185 F (90°C) as per UL 1673 & 1683.

Slab Heating cable of 6.11 watts per linear foot (20 W per linear meter) reaches up to maximum temperature 138 F (59°C) @ 68 F (20 °C) ambient temperature when installed as per CSA standard. CSA limit on combustible material in direct contact with heating element is 185 F (85°C).

Snow melt cable of 12.23 watts per linear foot (40 W per linear meter) reaches up to maximum temperature 145 F (63°C) @ 72 (22°C) ambient temperature when installed as per CSA Std. C22.2 No. 130-03. CSA limit on combustible material in direct contact with heating element is 185 F (85°C).

Written by Scott Rosenbaum
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